This modified conjugated-diene-based polymer is produced by a method comprising: a step in which monomers including a conjugated diene compound are polymerized in the presence of an alkali metal compound (INI) to obtain a conjugated-diene-based polymer having an active terminal; and a step in which the conjugated-diene-based polymer having an active terminal is reacted with a terminal modifier. The alkali metal compound (INI) includes a compound having a nitrogen atom and an alkali metal element, and the terminal modifier includes a compound having a sulfur atom. Alternatively, the alkali metal compound (INI) includes a compound having a sulfur atom and an alkali metal element, and the terminal modifier includes a compound having a nitrogen atom.
C08F 8/42 - Introducing metal atoms or metal-containing groups
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08F 36/04 - Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
C08K 3/013 - Fillers, pigments or reinforcing additives
C08L 47/00 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bondsCompositions of derivatives of such polymers
A polymer composition comprising: at least one polymer ingredient selected from the group consisting of a polymer (A) having a side chain (a) containing a hydrogen-bonding cross-linking moiety with a carbonyl-containing group and/or a nitrogen-containing heterocycle and having a glass transition point of 25° C. or lower, and a polymer (B) containing a hydrogen-bonding cross-linking moiety and a covalent-bonding cross-linking moiety in a side chain and having a glass transition point of 25° C. or lower, wherein both the polymer (A) and the polymer (B) are a reaction product of a specific copolymer (X) with a cross-linking agent.
C08L 23/0869 - Copolymers of ethene with unsaturated hydrocarbons containing atoms other than carbon or hydrogen with unsaturated acids, e.g. [meth]acrylic acidCopolymers of ethene with unsaturated hydrocarbons containing atoms other than carbon or hydrogen with unsaturated esters, e.g. [meth]acrylic acid esters
A conjugated diene polymer according to the present invention includes a structural unit derived from butadiene and a structural unit derived from an aromatic vinyl compound. The value α expressed by formula (i) is 0.60-0.97, the ratio of structural units derived from the aromatic vinyl compound is 5-50 mass%, and the value θst calculated by formula (ii) from the 1H-NMR spectrum measured using heavy chloroform as a solvent is 27-50 mass%. (i) α=(p+(0.5×r))/(p+q+(0.5×r)+s) (ii) θst=[(Σ(a)/Σ(a,b))×2.5]×100 (In formula (ii), Σ(a) represents the integral value of the chemical shift range of 6.00≤σ<6.89, and Σ(a, b) represents then integral value of the chemical shift range of 6.00≤σ≤8.00.
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08C 19/25 - Incorporating silicon atoms into the molecule
C08F 236/10 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl aromatic monomers
C08F 297/04 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes
C08L 53/02 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
4.
CONJUGATED DIENE-BASED POLYMER, POLYMER COMPOSITION, CROSSLINKED BODY, AND TIRE
This conjugated diene-based polymer comprises a structural unit derived from butadiene and a structural unit derived from an aromatic vinyl compound, wherein: the value α represented by expression (i) is 0.60-0.97; the proportion of the structural unit derived from an aromatic vinyl compound is 5-50 mass%; and the value θst calculated by expression (ii) from an 1H-NMR spectrum measured using deuterated chloroform as a solvent is greater than 4 mass% but less than 27 mass%. Expression (i): α=(p+(0.5×r))/(p+q+(0.5×r)+s) Expression (ii): θst=[(Σ(a)/Σ(a,b))×2.5]×100 (In expression (ii), Σ(a) represents an integrated value of a chemical shift range of 6.00≤σ<6.89, and Σ(a,b) represents an integrated value of a chemical shift range of 6.00≤σ≤8.00.)
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08C 19/25 - Incorporating silicon atoms into the molecule
C08F 236/10 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl aromatic monomers
C08F 297/04 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes
C08L 53/02 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
UTILIZATION OF CARBON DIOXIDE INSTITUTE CO., LTD. (Japan)
ENEOS MATERIALS CORPORATION (Japan)
Inventor
Yukawa Hideaki
Abstract
In the present invention, bacteria into which has been introduced a gene encoding a crotonaldehyde-crotyl alcohol dehydrogenase mutant of (1) or (2) below can efficiently produce crotyl alcohol, which serves as a raw material for butadiene production. (1) DNA having the base sequence of SEQ ID NO: 1 comprising a base sequence in which the isoleucine at amino acid position 403 of SEQ ID NO: 2, which is encoded by the base sequence of SEQ ID NO: 1, is substituted with serine, glycine, methionine, alanine, proline, glutamine, phenylalanine, leucine, tryptophan, lysine, cysteine, or glutamic acid. (2) DNA encoding the polypeptide of (2A) or (2B) below (where, in the amino acid sequence thereof, the amino acid corresponding to amino acid position 403 of SEQ ID NO: 2 is serine, glycine, methionine, alanine, proline, glutamine, phenylalanine, leucine, tryptophan, lysine, cysteine, or glutamic acid). (2A) A polypeptide: comprising an amino acid sequence having 90% or more identity to the amino acid sequence of SEQ ID NO: 2, where the isoleucine at amino acid position 403 is substituted with serine, glycine, methionine, alanine, proline, glutamine, phenylalanine, leucine, tryptophan, lysine, cysteine, or glutamic acid; and having crotonaldehyde-crotyl alcohol dehydrogenase activity. (2B) A polypeptide: comprising an amino acid sequence in which, in the amino acid sequence of SEQ ID NO: 2 where the isoleucine at amino acid position 403 is substituted with serine, glycine, methionine, alanine, proline, glutamine, phenylalanine, leucine, tryptophan, lysine, cysteine, or glutamic acid, 1-80 amino acids are deleted, substituted, inserted, or added; and having crotonaldehyde-crotyl alcohol dehydrogenase activity.
In this conductive agent dispersion containing a polymer (A), a carbon-based conductive agent (B), and a liquid medium (C), the polymer (A) includes a repeating unit (a1) derived from an aromatic vinyl compound and a repeating unit (a2) derived from an unsaturated carboxylic acid ester compound. The content of the repeating unit (a1) is 1-50 mass% relative to the total amount of the repeating units included in the polymer (A), and the content of the repeating unit (a2) is 20-75 mass% relative to the total amount of the repeating units included in the polymer (A). The viscosity measured at 25°C of a polymer solution obtained by dissolving the polymer (A) in N-methyl-2-pyrrolidone such that the solid content concentration is 8 mass% is 300-5,000 mPa・s.
Provided is a composition for a power storage device. By improving dispersibility of a conductive assistant such as CNT, said composition makes it possible to manufacture a power storage device electrode that has excellent adhesion, excellent input/output characteristics through reduction of internal resistance, and excellent charge/discharge cycle characteristics. A composition for a power storage device according to the present invention contains a polymer (A), a conductive assistant (B), and a liquid medium (C). When the total of repeating units contained in the polymer (A) is 100 mass%, the polymer (A) contains 1-50 mass% of a repeating unit (a1) derived from an aromatic vinyl compound and 20-75 mass% of a repeating unit (a2) derived from an unsaturated carboxylic acid ester. The viscosity of the polymer (A) in an NMP solution having a solid content concentration of 8% is 300-5,000 mPa·s.
[Problem] To provide a liquid-crystal polyester resin which has a low permittivity and a low dielectric loss tangent and which can have improved practical heat resistance and can be inhibited from outgassing or forming foreign matters or the like. [Solution] A liquid-crystal polyester resin according to the present invention contains constituent units derived from hydroxycarboxylic acids in an amount of 90 mol% or larger with respect to all the constituent units, and is characterized in that: the constituent units derived from hydroxycarboxylic acids comprise a constituent unit (A) derived from p-hydroxybenzoic acid, a constituent unit (B) derived from 6-hydroxy-2-naphthoic acid, and a constituent unit (C) derived from a hydroxycarboxylic acid which is neither the constituent unit (A) nor the constituent unit (B), the constituent unit (C) being a constituent unit derived from at least one acid selected from the group consisting of m-hydroxybenzoic acid, 6-hydroxynicotinic acid, and 4'-hydroxy-4-biphenylcarboxylic acid; the liquid-crystal polyester resin further contains a constituent unit (D) derived from a dicarboxylic acid and/or a constituent unit (E) derived from a diol; the proportions (mol%) of the constituent units (A) to (E) satisfy the requirements shown by the following formulae 10 mol%≤[constituent unit (A)]≤30 mol%, 60 mol%≤[constituent unit (B)]≤80 mol%, 0.1 mol%≤[constituent unit (C)]≤10 mol%, and 0.1 mol%≤[(constituent unit (D))+(constituent unit (E))]≤2.0 mol%; and the liquid-crystal polyester resin has a melt viscosity, as measured under the conditions of 350°C and a shear rate of 1,000/s, of 25 Pa·s or greater.
C08G 63/60 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
9.
LIQUID CRYSTAL POLYESTER RESIN, MOLDED ARTICLE AND ELECTRICAL/ELECTRONIC COMPONENT
[Problem] To provide a liquid crystal polyester resin having desired polymer physical properties. [Solution] This liquid crystal polyester resin contains constituent units derived from three or more types of hydroxycarboxylic acid, and said resin is characterized by the condition: the proportion of ester bonds formed between a hydroxycarboxylic acid that constitutes the most abundant constituent unit among the constituent units derived from the three or more types of hydroxycarboxylic acid and the same type of hydroxycarboxylic acid is 12-60% relative to the total amount of ester bonds present in the liquid crystal polyester resin.
C08G 63/06 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxy carboxylic acids
10.
LIQUID-CRYSTAL POLYESTER RESIN, MOLDED ARTICLE, AND ELECTRICAL/ELECTRONIC COMPONENT
[Problem] To provide a liquid-crystal polyester resin having excellent dimensional stability while having a low dielectric loss tangent. [Solution] A liquid-crystal polyester resin according to the present invention contains constituent units derived from an aromatic hydroxycarboxylic acid in an amount of 90 mol% or larger with respect to all the constituent units, and is characterized by: further containing a constituent unit derived from an aromatic diol and/or a constituent unit derived from an aromatic diamine and containing a constituent unit derived from an aromatic dicarboxylic acid; having a dielectric loss tangent at a measurement frequency of 10 GHz of 1.0×10-3 or less; giving an injection-molded piece which has a difference (anisotropy) in molding shrinkage between the flow direction (MD) and a direction (TD) perpendicular to the flow direction of 1.00 or less; having a melting point of 280°C or higher; and having a melt viscosity, as measured under the conditions of temperatures ranging from the melting point to [melting point + 20°C] and a shear rate of 1,000/s, of 25 Pa·s or greater.
C08G 63/60 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
11.
LIQUID-CRYSTAL POLYESTER RESIN, MOLDED ARTICLE, AND ELECTRICAL/ELECTRONIC COMPONENT
[Problem] To provide a liquid-crystal polyester resin excellent in terms of melt processability and melt stability. [Solution] A liquid-crystal polyester resin according to the present invention consists only of constituent units (I) derived from an aromatic hydroxycarboxylic acid and constituent units (II) derived from a dicarboxylic acid and is one obtained via solid-phase polymerization. The liquid-crystal polyester resin is characterized in that the proportion of the constituent units (II) is higher than 0 mol% but not higher than 2.0 mol% with respect to the constituent units (I).
C08G 63/60 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
C08G 63/02 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds
12.
POLYMER COMPOSITION AND METHOD FOR PRODUCING SAME, FORMULATION, CROSSLINKED PRODUCT, AND TIRE
The present invention achieves a polymer composition containing a conjugated diene-based polymer and a thermoplastic resin. An extender oil is included as an optional component. The softening point of the thermoplastic resin is 100-150°C. The content proportion of the thermoplastic resin having a softening point of 100-150°C is 5-20 parts by mass per 100 parts by mass of the conjugated diene-based polymer, the content proportion of the extender oil is 0-50 parts by mass per 100 parts by mass of the conjugated diene-based polymer, and the total amount of the conjugated diene-based polymer, the thermoplastic resin having a softening point of 100-150°C, and the extender oil is 90 mass% or more of the entire composition.
C08L 101/00 - Compositions of unspecified macromolecular compounds
13.
BINDER COMPOSITION FOR ELECTRIC POWER STORAGE DEVICE, SLURRY FOR ELECTRIC POWER STORAGE DEVICE ELECTRODE, ELECTRIC POWER STORAGE DEVICE ELECTRODE, AND ELECTRIC POWER STORAGE DEVICE
A polymer composition comprising a conjugated-diene-based polymer having functional groups and an aging inhibitor, wherein the conjugated-diene-based polymer having functional groups has a carboxy group and at least one nitrogen-containing group selected from the group consisting of tertiary amino groups, nitrogen-containing aliphatic heterocyclic groups, and nitrogen-containing aromatic heterocyclic groups, in the same molecule or in different molecules.
C08L 13/00 - Compositions of rubbers containing carboxyl groups
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08F 236/04 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
The polymer composition contains a modified conjugated diene polymer and an acid component and includes a nonionic surfactant and/or an extender oil as optional components. The acid component is an acid or a metal salt thereof or both. The content proportion of the acid component is 0.1-20 mass parts per 100 mass parts of the modified conjugated diene polymer. The total amount of the modified conjugated diene polymer, the acid component, the nonionic surfactant, and the extender oil is 95 mass% or more of the whole composition. The modified conjugated diene polymer has a partial structure derived from a compound (M) having a nitrogen-containing group and two or more hydrocarbyloxysilyl groups.
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08C 19/25 - Incorporating silicon atoms into the molecule
C08F 36/04 - Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
C08J 3/20 - Compounding polymers with additives, e.g. colouring
C08K 3/013 - Fillers, pigments or reinforcing additives
C08L 101/00 - Compositions of unspecified macromolecular compounds
16.
MODIFIED CONJUGATED DIENE POLYMER AND PRODUCTION METHOD THEREFOR, RUBBER BALE, POLYMER COMPOSITION, CROSSLINKED PRODUCT, AND TIRE
A modified conjugated diene polymer having a partial structure derived from a compound (M), which has a nitrogen atom and a hydrocarbyloxysilyl group in a single molecule, the modified conjugated diene polymer having a Mooney viscosity measured at 160°C of 80-150.
C08C 19/25 - Incorporating silicon atoms into the molecule
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08F 8/30 - Introducing nitrogen atoms or nitrogen-containing groups
C08F 8/42 - Introducing metal atoms or metal-containing groups
C08F 236/04 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
C08L 23/16 - Ethene-propene or ethene-propene-diene copolymers
C08L 23/22 - Copolymers of isobuteneButyl rubberHomopolymers or copolymers of other iso-olefins
C08L 23/28 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or halogen-containing compounds
17.
BINDER COMPOSITION FOR POWER STORAGE DEVICES, SLURRY FOR POWER STORAGE DEVICE ELECTRODES, POWER STORAGE DEVICE ELECTRODE, AND POWER STORAGE DEVICE
The present invention provides a binder composition for power storage devices, the binder composition enabling the production of a power storage device electrode that has an excellent surface state, adhesion, and ion conductivity, and the binder composition being capable of improving the cycle life characteristics of the power storage device. A binder composition for power storage devices according to the present invention contains a polymer (A), a nonionic surfactant (B), and a liquid medium (C). When the total of the repeating units contained in the polymer (A) is taken as 100% by mass, the polymer (A) contains 1-50% by mass of a repeating unit (a1) that is derived from an α,β-unsaturated nitrile compound and 40-80% by mass of a repeating unit (a2) that is derived from an unsaturated carboxylic acid ester. The content ratio of the nonionic surfactant (B) is 0.1-10 parts by mass relative to 100 parts by mass of the polymer (A), and the liquid medium (C) is composed of at least one substance that is selected from the group consisting of aliphatic hydrocarbons, alicyclic hydrocarbons, aromatic hydrocarbons, ketones, esters, ethers, glycol ethers, lactams, lactones, and amides.
H01M 4/1391 - Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 4/1397 - Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/58 - Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
18.
METHOD FOR PRODUCING MODIFIED CONJUGATED DIENE-BASED POLYMER, MODIFIED CONJUGATED DIENE-BASED POLYMER, POLYMER COMPOSITION, CROSS-LINKED PRODUCT, AND TIRE
A modified conjugated diene-based polymer is produced by a method which includes a step of polymerizing a monomer containing a conjugated diene compound in the presence of a polymerization initiator which contains a silicon-containing initiator having a group F2 and an alkali metal element or an alkaline earth metal element. F2: a group “*1—Si(R1)n(Y1)3-n” (wherein R1 represents a C1 to C20 hydrocarbyl group; Y1 represents group “—OR2” or group “—NR3R4”; each of R2, R3, and R4 independently represents a C1 to C20 hydrocarbyl group; n is an integer of 0 to 2).
The purpose of the present invention is to provide a method for producing 1,2-polybutadiene that is capable of producing 1,2-polybutadiene that has high solubility in a polymerization solvent and does not tend to precipitate, and to provide a catalyst composition used therefor. This method for producing 1,2-polybutadiene is characterized by comprising a step for polymerizing 1,3-butadiene in the presence of a catalyst system containing (a) a carboxylic acid salt of a transition metal, (b) an aluminoxane compound, and (c) a phosphine compound represented by general formula (1). In general formula (1), R1and R2represent the same or different substituted or unsubstituted C6-30 aryl groups, and R3 represents a substituted or unsubstituted C4-20 branched alkyl group or a substituted C6-30 cycloalkyl group.
Provided is a binder composition for a power storage device with which it is possible to fabricate a power storage device electrode that has excellent adhesion and in which electrode expansion associated with repeated charging/discharging is suppressed, and to improve cycle service-life properties of the power storage device. A binder composition for a power storage device according to the present invention contains a polymer (A) and a liquid medium (B), the polymer (A) containing, when the total of repeating units included in the polymer (A) is 100 parts by mass, 50-80 parts by mass of a repeating unit (a1) derived from a conjugated diene compound, 15-49 parts by mass of a repeating unit (a2) derived from an aromatic vinyl compound, and 0.1-10 parts by mass of a repeating unit (a3) derived from unsaturated carboxylic acid. The tan δ of the dynamic viscoelasticity of the polymer (A) (loss modulus/storage modulus) has one peak top in the range of -50℃ to 10℃ inclusive, and one peak top in the range of 150℃ to 250°C inclusive. When the tan δ of the peak top in the range of -50℃ to 10℃ inclusive is tan δ (Tp1) and the tan δ of the peak top in the range 150℃ to 250°C inclusive is tan δ (Tp2), the relationship of expression (1) is satisfied. (1): tan δ (Tp2)/ tan δ (Tp1) < 0.5
H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
C08F 279/02 - Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group on to polymers of conjugated dienes
H01G 11/24 - Electrodes characterised by structural features of the materials making up or comprised in the electrodes, e.g. form, surface area or porosityElectrodes characterised by the structural features of powders or particles used therefor
H01G 11/30 - Electrodes characterised by their material
H01G 11/86 - Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for electrodes
H01M 4/13 - Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulatorsProcesses of manufacture thereof
H01M 4/134 - Electrodes based on metals, Si or alloys
This method for isomerizing a trans-carotenoid into a cis-carotenoid includes a step for performing microwave treatment on a mixture of: a raw material that contains a trans- carotenoid; and an additive that contains oils and fats and an emulsifier.
C07C 45/67 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by reactions not involving the formation of C=O groups by isomerisationPreparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by reactions not involving the formation of C=O groups by change of size of the carbon skeleton
C07C 49/743 - Unsaturated compounds containing a keto group being part of a ring containing hydroxy groups having unsaturation outside the rings, e.g. humulones, lupulones
22.
CROTYL ALCOHOL-GENERATING BACTERIUM TRANSFORMANT OF GENUS HYDROGENOPHILUS
UTILIZATION OF CARBON DIOXIDE INSTITUTE CO., LTD. (Japan)
ENEOS MATERIALS CORPORATION (Japan)
Inventor
Yukawa Hideaki
Hatori Shin
Atsumura Masatoshi
Abstract
Transformants obtained by introducing the genes of any of (1)-(5) to a bacterium belonging to the genus Hydrogenophilus can efficiently produce crotyl alcohol using carbon dioxide as the sole carbon source. (1) A gene that encodes an enzyme having crotonaldehyde dehydrogenase activity, and a gene that encodes an enzyme having crotyl alcohol dehydrogenase activity; (2) a gene that encodes a multi-functional enzyme having crotonaldehyde dehydrogenase activity and crotyl alcohol dehydrogenase activity; (3) a gene that encodes an enzyme having crotonaldehyde dehydrogenase activity, and a gene that encodes a multi-functional enzyme having crotonaldehyde dehydrogenase activity and crotyl alcohol dehydrogenase activity; (4) a gene that encodes an enzyme having crotyl alcohol dehydrogenase activity, and a gene that encodes a multi-functional enzyme having crotonaldehyde dehydrogenase activity and crotyl alcohol dehydrogenase activity; and (5) a gene that encodes an enzyme having crotonaldehyde dehydrogenase activity, a gene that encodes an enzyme having crotyl alcohol dehydrogenase activity, and a gene that encodes a multi-functional enzyme having crotonaldehyde dehydrogenase activity and crotyl alcohol dehydrogenase activity
The present invention provides a binder composition for power storage devices, the binder composition enabling the production of a power storage device electrode which achieves excellent input/output characteristics by having a reduced internal resistance, and which has excellent charge/discharge durability characteristics at high temperatures. A binder composition for power storage devices according to the present invention contains a polymer (A) and a liquid medium (B). The value of a spin-spin relaxation time (T2) of the polymer (A) as measured by pulsed NMR is 0.8 msec or less at 100°C. When the sum of the repeating units included in the polymer (A) is taken as 100% by mass, the polymer (A) contains 4% by mass or more of at least one repeating unit that is selected from among a repeating unit (a1) which is derived from an unsaturated carboxylic acid having a value of "monomer molecular weight (g/mol)/number of carboxylic acid functional groups" of less than 85 and a repeating unit (a2) which is derived from an unsaturated carboxylic acid having a value of "monomer molecular weight (g/mol)/number of carboxylic acid functional groups" of 85 or more.
C08F 236/04 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
H01G 11/30 - Electrodes characterised by their material
H01G 11/38 - Carbon pastes or blendsBinders or additives therein
H01M 4/13 - Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulatorsProcesses of manufacture thereof
H01M 4/134 - Electrodes based on metals, Si or alloys
Provided is a power storage device binder composition by which it is possible to manufacture a power storage device electrode having reduced internal resistance and excellent adhesion. This power storage device binder composition contains a polymer (A) and a liquid medium (B), wherein: the value of a spin-spin relaxation time (T2) of the polymer (A), measured by pulse NMR, is 0.8 msec or less at 100°C; and, when the total of the repeating units included in the polymer (A) is 100 mass%, the polymer (A) contains a repeating unit (a1) derived from an unsaturated carboxylic acid at 0 mass% to 4 mass%.
C08F 220/04 - AcidsMetals salts or ammonium salts thereof
C08F 220/12 - Esters of monohydric alcohols or phenols
C08F 220/20 - Esters of polyhydric alcohols or phenols
C08F 222/02 - AcidsMetal salts or ammonium salts thereof
C08F 236/04 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
H01G 11/38 - Carbon pastes or blendsBinders or additives therein
H01M 4/13 - Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulatorsProcesses of manufacture thereof
Provided is a polymer composition for forming a maleic anhydride modified product, said polymer composition comprising: (A) an elastomeric polymer which includes, in the main chain thereof, a monomer unit having a carbon-carbon double bond; (B) maleic anhydride; and (C) a phosphate ester, wherein the content of the component (B) per 100 parts by mass of the component (A) is 0.3-50 parts by mass, and the content of the component (C) per 100 parts by mass of the component (A) is 0.3-100 parts by mass.
C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08J 3/24 - Crosslinking, e.g. vulcanising, of macromolecules
C08J 11/28 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic compounds containing nitrogen, sulfur or phosphorus
C08L 101/02 - Compositions of unspecified macromolecular compounds characterised by the presence of specified groups
26.
METHOD FOR DECROSSLINKING CROSSLINKING ELASTOMER, ELASTOMER COMPOSITION USED FOR METHOD, DECROSSLINKED ELASTOMER OBTAINED BY METHOD, RUBBER PRODUCT USING SAME, METHOD FOR RECROSSLINKING CROSSLINKING ELASTOMER, AND RECROSSLINKED ELASTOMER OBTAINED BY METHOD
The present invention involves a method for decrosslinking a crosslinking elastomer in which an elastomer composition is kneaded and covalent crosslinking sites in a crosslinking elastomer (A) are decrosslinked by means of a monofunctional compound (B), said elastomer composition including the crosslinking elastomer (A), which has covalent crosslinking sites, and at least one type of monofunctional compound (B) selected from the group consisting of monofunctional alcohols, monofunctional primary amines, monofunctional secondary amines, and monofunctional thiols.
C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08J 3/24 - Crosslinking, e.g. vulcanising, of macromolecules
C08J 11/28 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic compounds containing nitrogen, sulfur or phosphorus
A thermoplastic elastomer composition containing: an elastomeric polymer which contains a hydrogen-bonding crosslinking site and a covalent crosslinking site in a side chain and has a glass transition point of 25°C or less; carbon black; a phosphorus-based plasticizer; and at least one vulcanization accelerator selected from the group consisting of a thiuram-based vulcanization accelerator and a dithiocarbamic acid metal salt, which is a metal salt of the thiuram-based vulcanization accelerator.
C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08J 3/24 - Crosslinking, e.g. vulcanising, of macromolecules
C08J 11/28 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic compounds containing nitrogen, sulfur or phosphorus
To provide a method for producing a liquid crystal polymer particle, which can allow for control of a particle size distribution in a small particle size region. The method for producing a liquid crystal polymer particle according to the present invention comprises a step of pulversizing a liquid crystal polymer with a jet mill to thereby obtain a liquid crystal polymer particle in which cumulative distribution 50% size D50 is 7.0 μm or less and 95% size D95 is 15.0 μm or less in a particle size distribution.
Provided is a binder composition for an electrical storage device, which is excellent in adhesiveness and can improve the charge-discharge durability characteristic of an electrical storage device. The binder composition for an electrical storage device includes: a polymer (A); and a liquid medium (B), wherein when a total of repeating units in the polymer (A) is defined as 100 mass %, the polymer (A) contains 1 mass % to 40 mass % of a repeating unit (a1) derived from an unsaturated carboxylic acid ester having an alicyclic hydrocarbon group, and 45 mass % to 90 mass % of a repeating unit (a2) derived from an unsaturated carboxylic acid ester having an aliphatic hydrocarbon 10 group excluding the unsaturated carboxylic acid ester having an alicyclic hydrocarbon group, and wherein the polymer (A) shows a swelling ratio of 120 mass % or more and 200 mass % or less when immersed in a solvent, which is formed of propylene carbonate and diethyl carbonate at a volume fraction of 1:1, under conditions of 70° C. and 24 hours.
A modified conjugated diene-based polymer, containing a structural unit derived from a conjugated diene compound and at least one species selected from the group consisting of a partial structure represented by formula (1) and a partial structure represented by formula (2):
A modified conjugated diene-based polymer, containing a structural unit derived from a conjugated diene compound and at least one species selected from the group consisting of a partial structure represented by formula (1) and a partial structure represented by formula (2):
A modified conjugated diene-based polymer, containing a structural unit derived from a conjugated diene compound and at least one species selected from the group consisting of a partial structure represented by formula (1) and a partial structure represented by formula (2):
where each of R1 and R2 independently represents a hydrogen atom or a C1 to C20 hydrocarbyl group; R3 represents a C1 to C20 hydrocarbyl group; Ar1 represents an aryl group; X represents an oxygen atom or a sulfur atom; Mr+ represents a metal ion; n is an integer of 1 to 10; when a plurality of R1, R2, R3, and Ar1 are present in any of formulas (1) and (2), the plurality of R1, R2, R3, and Ar1 are each identical to or different from one another; r is an integer of 1 to 4; and “*” represents an atomic bond.
C08F 8/42 - Introducing metal atoms or metal-containing groups
C08F 236/10 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl aromatic monomers
[Problem] To provide a polymer composition with which it is possible to produce a tire product having high grip performance and low rolling resistance. [Solution] A polymer composition according to the present invention includes: a rubber component including a conjugated diene polymer (A-1); and at least one selected from the group consisting of hydrogenated products of a starting component polymer containing an olefin having a five-membered alicyclic structure, and hydrogenated products of a starting component polymer containing an olefin having a five-membered alicyclic structure and an aromatic olefin-containing C9 fraction. The polymer composition is characterized in that: the conjugated diene polymer (A-1) includes a structural unit derived from a conjugated diene compound and a structural unit derived from an aromatic vinyl compound; the amount of the structural unit derived from the aromatic vinyl compound is 5-60 mass% relative to the total amount of the structural unit derived from the conjugated diene compound and the structural unit derived from the aromatic vinyl compound; and, relative to the amount of the structural unit derived from the aromatic vinyl compound, an aromatic vinyl compound simple chain in which the aromatic vinyl compound is not continuous is less than 40 mass%, and an aromatic vinyl compound long chain in which 8 or more aromatic vinyl compound units are continuous is 10 mass% or less.
C08C 19/44 - Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule reacting with metals or metal-containing groups of polymers containing metal atoms exclusively at one or both ends of the skeleton
C08K 3/013 - Fillers, pigments or reinforcing additives
C08L 45/00 - Compositions of homopolymers or copolymers of compounds having no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic or in a heterocyclic ring systemCompositions of derivatives of such polymers
C08L 57/00 - Compositions of unspecified polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
[Problem] To provide a polymer composition with which it is possible to produce a tire product having high grip performance and high fracture strength. [Solution] A polymer composition according to the present invention includes: a rubber component including a conjugated diene polymer (A-1); and a starting component polymer of an aromatic olefin-containing C9 fraction. The polymer composition is characterized in that: the conjugated diene polymer (A-1) includes a structural unit derived from a conjugated diene compound and a structural unit derived from an aromatic vinyl compound; the amount of the structural unit derived from the aromatic vinyl compound is 5-60 mass% relative to the total amount of the structural unit derived from the conjugated diene compound and the structural unit derived from the aromatic vinyl compound; and, relative to the amount of the structural unit derived from the aromatic vinyl compound, an aromatic vinyl compound simple chain in which the aromatic vinyl compound is not continuous is less than 40 mass%, and an aromatic vinyl compound long chain in which 8 or more aromatic vinyl compound units are continuous is 10 mass% or less.
C08C 19/44 - Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule reacting with metals or metal-containing groups of polymers containing metal atoms exclusively at one or both ends of the skeleton
C08K 3/013 - Fillers, pigments or reinforcing additives
[Problem] To provide a polymer composition with which it is possible to produce a tire product having high grip performance and high wear resistance. [Solution] A polymer composition according to the present invention includes: a rubber component including a conjugated diene polymer (A-1); and at least one selected from the group consisting of starting component polymers containing an aliphatic olefin-containing C5 fraction, and starting component polymers containing an aromatic olefin-containing C9 fraction and an aliphatic olefin-containing C5 fraction. The polymer composition is characterized in that: the conjugated diene polymer (A-1) includes a structural unit derived from a conjugated diene compound and a structural unit derived from an aromatic vinyl compound; the amount of the structural unit derived from the aromatic vinyl compound is 5-60 mass% relative to the total amount of the structural unit derived from the conjugated diene compound and the structural unit derived from the aromatic vinyl compound; and, relative to the amount of the structural unit derived from the aromatic vinyl compound, an aromatic vinyl compound simple chain in which the aromatic vinyl compound is not continuous is less than 40 mass%, and an aromatic vinyl compound long chain in which 8 or more aromatic vinyl compound units are continuous is 10 mass% or less.
C08C 19/44 - Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule reacting with metals or metal-containing groups of polymers containing metal atoms exclusively at one or both ends of the skeleton
C08K 3/013 - Fillers, pigments or reinforcing additives
A petroleum resin that is a polymer of a raw material component including a C9 fraction containing an aromatic olefin and dicyclopentadiene, in which a ratio C2/C1 (mass ratio) of a content C2 of the aromatic olefin to a content C1 of the dicyclopentadiene in the raw material component is 0.35 or more and 0.5 or less, and a softening point is 150° C. or higher.
C08F 232/08 - Copolymers of cyclic compounds containing no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic ring system having condensed rings
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
Provided is a composition for nonaqueous secondary battery positive electrodes, the composition suppressing the occurrence of corrosion of a positive electrode for nonaqueous secondary batteries by preventing a pH increase of a slurry for nonaqueous secondary battery positive electrodes, and the composition making it possible to improve adhesion and charge and discharge endurance characteristics of the positive electrode for nonaqueous secondary batteries. A composition for nonaqueous secondary battery positive electrodes according to the present invention contains a polymer (A), at least one compound selected from the group consisting of a polyamine compound (B) and a boron-containing compound (C), and a liquid medium (E). If the sum of repeating units contained in the polymer (A) is taken as 100% by mass, the polymer (A) contains 5-75% by mass of a repeating unit (a1) that is derived from an aromatic vinyl compound and 20-90% by mass of a repeating unit (a2) that is derived from an unsaturated carboxylic acid ester.
[Problem] To provide: a copolymer, of unsaturated hydrocarbons, having excellent compatibility with respect to diene rubbers; and a rubber composition from which a tire having excellent wet grip performance can be obtained. [Solution] A copolymer of unsaturated hydrocarbons according to the present invention is characterized in that the unsaturated hydrocarbons include an aromatic compound, the aromatic compound contains an indene compound, and the contained amount of the indene compound in the aromatic compound is 40-75 mass%.
C08F 232/08 - Copolymers of cyclic compounds containing no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic ring system having condensed rings
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08L 9/00 - Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
C08L 45/00 - Compositions of homopolymers or copolymers of compounds having no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic or in a heterocyclic ring systemCompositions of derivatives of such polymers
37.
BINDER COMPOSITION FOR POWER STORAGE DEVICE, SLURRY FOR POWER STORAGE DEVICE ELECTRODE, POWER STORAGE DEVICE ELECTRODE, AND POWER STORAGE DEVICE
Provided is a binder composition for a power storage device with which it is possible to fabricate a power storage device electrode having excellent adhesion and suppressed expansion of the electrode associated with repeated charging/discharging, and improve cycle service-life properties of the power storage device. A binder composition for a power storage device according to the present invention contains a polymer (A) and a liquid medium (B), wherein, when designating the total of repeating units contained in the polymer (A) as 100% by mass, the polymer (A) contains 35-75% by mass of repeating units (a1) derived from a conjugated diene compound, 10-50% by mass of repeating units (a2) derived from an aromatic vinyl compound, and 1-20% by mass of repeating units (a3) derived from a compound having a sulfonic acid group.
Provided is a power storage device binder composition that makes it possible to produce a power storage device electrode having an excellent surface condition, adhesiveness, and ion conductivity, and that makes it possible to improve cycle life characteristics of a power storage device. A power storage device binder composition according to the present invention comprises: a polymer (A); and an emulsifier (B) in the amount of 30-30,000 ppm with respect to the total mass of the polymer (A), wherein the polymer (A) contains 1-50 mass% of a repeating unit (a1) derived from an aromatic vinyl compound and 20-75 mass% of a repeating unit (a2) derived from an unsaturated carboxylic acid ester, where 100 mass% is the total of repeating units included in the polymer (A).
Provided is a silane coupling agent composition that can result in improvement in the various characteristics of a rubber composition and/or a crosslinking substance thereof. The silane coupling agent composition of the present invention includes a silane compound and a silanization reaction accelerator.
A conjugated diene-based polymer, having a value α of 0.65 to 0.97 as defined by the following mathematical expression (i):
A conjugated diene-based polymer, having a value α of 0.65 to 0.97 as defined by the following mathematical expression (i):
α=(p+(0.5×r))/(p+q+(0.5×r)+s) (i)
A conjugated diene-based polymer, having a value α of 0.65 to 0.97 as defined by the following mathematical expression (i):
α=(p+(0.5×r))/(p+q+(0.5×r)+s) (i)
where p, q, r, and s represent compositional molar ratios of structural units in the conjugated diene-based polymer represented by the following formulas (1) to (4), respectively:
A conjugated diene-based polymer, having a value α of 0.65 to 0.97 as defined by the following mathematical expression (i):
α=(p+(0.5×r))/(p+q+(0.5×r)+s) (i)
where p, q, r, and s represent compositional molar ratios of structural units in the conjugated diene-based polymer represented by the following formulas (1) to (4), respectively:
A conjugated diene-based polymer, having a value α of 0.65 to 0.97 as defined by the following mathematical expression (i):
α=(p+(0.5×r))/(p+q+(0.5×r)+s) (i)
where p, q, r, and s represent compositional molar ratios of structural units in the conjugated diene-based polymer represented by the following formulas (1) to (4), respectively:
The conjugated diene-based polymer contains, in an amount of 25 to 75 mass %, a polymer (A1) including a multi-branched structure having 4 or more molecular chains, and the polymer (A1) has a functional group containing at least one element selected from the group consisting of nitrogen, oxygen, and sulfur at one or both of a terminal and a branching point of the polymer (A1).
Provided is a binder composition for an electrical storage device, which enables the production of an electrical storage device electrode excellent in repeated charge-discharge characteristic through a reduction in internal resistance and also excellent in charge-discharge durability characteristic under high temperature through an improvement in adhesiveness. The binder composition for an electrical storage device according to the present disclosure includes: a polymer (A); and a liquid medium (B), wherein, with respect to 100 mass % in total of repeating units contained in the polymer (A), the polymer (A) contains: 15 mass % to 60 mass % of a repeating unit (a1) derived from a conjugated diene compound; and 1 mass % to 30 mass % of a repeating unit (a2) derived from an unsaturated carboxylic acid, and wherein tan δ (loss elastic modulus/storage elastic modulus) in dynamic viscoelasticity of the polymer (A) has one peak top in a range of from −50° C. or more to less than 15° C. (tan δ1), one peak top in a range of from 15° C. or more to less than 85° C. (tan δ2), and one peak top in a range of from 85° C. or more to 150° C. or less (tan δ3).
The object of the present invention is to provide a production method for β-cryptoxanthin with improved production efficiency. The present invention provides a method for producing β-cryptoxanthin by culturing bacteria of the genus Paracoccusat a given dissolved oxygen concentration, wherein the bacteria of the genus Paracoccusare bacteria forming yellow to orange colonies; or bacteria whose endogenous crtW gene has been partially or completely deleted or inactivated to lose the ability to produce a functional crtW enzyme.
C12P 23/00 - Preparation of compounds containing a cyclohexene ring having an unsaturated side chain containing at least ten carbon atoms bound by conjugated double bonds, e.g. carotenes
A polymer composition comprising a first polymer, which comprises aromatic vinyl units and butadiene units and satisfies requirements (x) and (y), and a second polymer, which comprises aromatic vinyl units and butadiene units, satisfies requirements (x) and (y), and has a lower aromatic-vinyl-unit content than the first polymer, wherein the difference in β between the first polymer and the second polymer is 0.10 or less and the difference in aromatic-vinyl-unit content between the first polymer and the second polymer is 10-30 mass%. Requirement (x): α is 0.60-0.97 inclusive. Requirement (y): β is 0.10-0.40 inclusive. (i) α=(p+(0.5×r))/(p+q+(0.5×r)+s) (ii) β=(p+q)/(p+q+(0.5×r)+s)
C08L 91/00 - Compositions of oils, fats or waxesCompositions of derivatives thereof
C08L 101/00 - Compositions of unspecified macromolecular compounds
44.
COMPOSITION FOR CURABLE RESINS, CURED PRODUCT OF SAID COMPOSITION, METHOD FOR PRODUCING SAID COMPOSITION, METHOD FOR PRODUCING SAID CURED PRODUCT, AND SEMICONDUCTOR DEVICE
The invention provides a curable resin composition having low weight reduction ratio during heat curing for obtaining a cured product having high heat resistance, but having reduced mold shrinkage ratio and coefficient of thermal expansion, a cured product thereof, and a method of producing the curable resin composition and the cured product. Also provided is a semiconductor device using the product as a sealant. The curable resin composition includes: (A) a benzoxazine compound; (B) an epoxy compound; and (C) a phenolic curing agent, wherein the number of epoxy groups in the (B) epoxy compound, the number of benzoxazine rings in the (A) benzoxazine compound, and the number of hydroxyl groups in the (C) phenolic curing agent satisfy the mathematical formula (1), and the content of the (B) alicyclic epoxy compound is 3 to 12 mass % with respect to the total of the (A), (B), and (C).
BINDER FOR ALL-SOLID-STATE SECONDARY BATTERIES, BINDER COMPOSITION FOR ALL-SOLID-STATE SECONDARY BATTERIES, SLURRY FOR ALL-SOLID-STATE SECONDARY BATTERIES, SOLID ELECTROLYTE SHEET FOR ALL-SOLID-STATE SECONDARY BATTERIES AND METHOD FOR PRODUCING SAME, AND ALL-SOLID-STATE SECONDARY BATTERY AND METHOD FOR PRODUCING SAME
A binder including a conjugated diene-based copolymer (A). The conjugated diene-based copolymer (A) contains an aromatic vinyl unit based on an aromatic vinyl compound and a conjugated diene unit based on a conjugated diene compound. The conjugated diene-based copolymer (A) has a storage elastic modulus (G′) of 4.0×104 Pa or more and 2.0×105 Pa or less and a loss tangent (tan δ) of 0.10 or more and 0.80 or less. The storage elastic modulus and the loss tangent are measured using a dynamic viscoelasticity-measuring apparatus under conditions of a measurement temperature of 25° C., a frequency of 0.1 Hz, and a strain amount of 1%.
H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
H01M 4/485 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/583 - Carbonaceous material, e.g. graphite-intercalation compounds or CFx
BINDER FOR ALL-SOLID-STATE SECONDARY BATTERY, BINDER COMPOSITION FOR ALL-SOLID-STATE SECONDARY BATTERY, SLURRY FOR ALL-SOLID-STATE SECONDARY BATTERY, SOLID ELECTROLYTE SHEET FOR ALL-SOLID-STATE SECONDARY BATTERY, METHOD FOR PRODUCING SAME, ALL-SOLID-STATE SECONDARY BATTERY, AND METHOD FOR PRODUCING SAME
A binder for an all-solid-state secondary battery, which can suppress binder migration in a production process for an electrode of an all-solid-state secondary battery, leading to satisfactory binding properties and flexibility of the resultant electrode, and to excellent lithium ion conductivity, and by extension, can achieve a satisfactory cycle life characteristic. The binder for an all-solid-state secondary battery includes a conjugated diene-based polymer (A) that has a conjugated diene unit based on a conjugated diene compound, and has a solubility parameter (SP value) of 16.80 MPa1/2 or more and 17.80 Mpa1/2 or less.
BINDER COMPOSITION FOR POWER STORAGE DEVICE, SLURRY FOR LITHIUM ION SECONDARY BATTERY ELECTRODE, ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY
The present invention provides a binder composition for a power storage device, the binder composition: enabling the production of a power storage device electrode that exhibits an excellent surface state and adhesive properties; and being capable of improving the cycle characteristics of a power storage device by reducing an increase in the internal resistance thereof. This binder composition for a power storage device contains a polymer (A) and a liquid medium (B). When the total amount of repeating units included in the polymer (A) is taken to be 100 mass%: the polymer (A) contains 30-90 mass% of a repeating unit (a1) that is derived from a conjugated diene compound, and contains 1-70 mass% of a repeating unit (a2) that is derived from an α,β-unsaturated nitrile compound; and the iodine value of the polymer (A) is 130 mg/100 mg or more.
C08F 236/04 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
H01M 4/13 - Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulatorsProcesses of manufacture thereof
H01M 4/58 - Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
48.
BINDER COMPOSITION FOR POWER STORAGE DEVICES, SLURRY FOR POWER STORAGE DEVICE ELECTRODES, POWER STORAGE DEVICE ELECTRODE, AND POWER STORAGE DEVICE
The present invention provides a binder composition for power storage devices, the binder composition being an aqueous binder and enabling the production of a power storage device electrode that exhibits excellent adhesion and flexibility, while being capable of improving the cycle life characteristics of a power storage device by reducing an increase in the internal resistance of the power storage device. A binder composition for power storage devices according to the present invention contains a polymer (A) and a liquid medium (B); if the total amount of repeating units contained in the polymer (A) is taken as 100% by mass, the polymer (A) contains 15% by mass to 64% by mass of repeating units (a1) that are derived from an unsaturated carboxylic acid ester having an aliphatic hydrocarbon group (excluding an unsaturated carboxylic acid ester having an alicyclic hydrocarbon group) and 35% by mass to 84% by mass of repeating units (a2) that are derived from an aromatic vinyl compound; and only one peak top of the tan δ (loss elastic modulus/storage elastic modulus) of the dynamic viscoelasticity of the polymer (A) is present in the range of -50°C to 0°C and in the range of 50°C to 150°C.
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/58 - Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
H01M 4/587 - Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
49.
CONJUGATED DIENE POLYMER, POLYMER COMPOSITION, CROSSLINKED PRODUCT AND TIRE
A conjugated diene polymer which comprises, relative to all the repeating units, 45 to 99% by mass of a repeating unit (a) that is derived from a conjugated diene compound, 0 to 40% by mass of a repeating unit (b) that is derived from an aromatic vinyl compound, and 1 to 30% by mass of a repeating unit (c) that has a partial structure represented by formula (1); and a crosslinked product which is obtained by crosslinking this polymer.
C08F 236/04 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08F 212/04 - Monomers containing only one unsaturated aliphatic radical containing one ring
The invention provides a thermoplastic elastomer composition that includes a resin component and an additive, in which the resin component includes a styrene-based block copolymer containing a covalently crosslinked part, and a polyolefin having a weight average molecular weight of 80,000 to 500,000, a content of the styrene-based block copolymer is 40%-95% by mass relative to the entire resin component, and a content of the polyolefin is 5%-60% by mass relative to the entire resin component; and the additive includes an acid-modified compound having a weight average molecular weight of 1,000 or more and less than 80,000 and having a functional group derived from a carboxylic acid- and/or its derivative, and/or a polyester compound, and a crosslinking agent capable of crosslinking at least one of the styrene-based block copolymer and the polyolefin.
C08L 53/02 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
C08L 23/26 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers modified by chemical after-treatment
A polymer composition includes a conjugated diene-based polymer (A) and a filler having a Mohs hardness of 5 or more (B), where the conjugated diene-based polymer (A) contains a polymer (A1) satisfying expression (i) when a composition ratio (molar ratio) of a structural unit represented by formula (1), a structural unit represented by formula (2), a structural unit represented by formula (3) and a structural unit represented by formula (4) in the polymer is p, q, r and s, respectively.
A polymer composition includes a conjugated diene-based polymer (A) and a filler having a Mohs hardness of 5 or more (B), where the conjugated diene-based polymer (A) contains a polymer (A1) satisfying expression (i) when a composition ratio (molar ratio) of a structural unit represented by formula (1), a structural unit represented by formula (2), a structural unit represented by formula (3) and a structural unit represented by formula (4) in the polymer is p, q, r and s, respectively.
0.75≤(p+(0.5×r))/(p+q+(0.5×r)+s)≤0.95 Expression (i)
A polymer composition includes a conjugated diene-based polymer (A) and a filler having a Mohs hardness of 5 or more (B), where the conjugated diene-based polymer (A) contains a polymer (A1) satisfying expression (i) when a composition ratio (molar ratio) of a structural unit represented by formula (1), a structural unit represented by formula (2), a structural unit represented by formula (3) and a structural unit represented by formula (4) in the polymer is p, q, r and s, respectively.
0.75≤(p+(0.5×r))/(p+q+(0.5×r)+s)≤0.95 Expression (i)
The invention provides a method for enhancing adhesion strength to an adhesive without any loss of mechanical strength of a resin molded article. In particular, the invention provides a method for enhancing adhesion strength of a resin molded article made of a resin composition including a liquid crystal polymer resin and an inorganic filling agent, to an adhesive, in which an amorphous resin is further compounded into the resin composition, and an amount of compounding of the liquid crystal polymer resin, an amount of compounding of the amorphous resin, and an amount of compounding of the inorganic filling agent are respectively regulated to 50-99 parts by mass, 1-50 parts by mass, and 0.1-120 parts by mass, based on 100 parts by mass in total of the liquid crystal polymer resin and the amorphous resin.
C08J 7/043 - Improving the adhesiveness of the coatings per se, e.g. forming primers
C09J 163/00 - Adhesives based on epoxy resinsAdhesives based on derivatives of epoxy resins
C08K 3/013 - Fillers, pigments or reinforcing additives
54.
BINDER COMPOSITION FOR POWER STORAGE DEVICE, SLURRY FOR LITHIUM ION SECONDARY BATTERY ELECTRODE, ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY
Provided is a binder composition for a power storage device, the binder composition enabling the production of a power storage device electrode that has excellent surface state, adhesion, and ion conductivity, while being capable of improving the cycle life characteristics of a power storage device. A binder composition for a power storage device according to the present invention contains a polymer (A) and a liquid medium (B). When the total of the repeating units included in the polymer (A) is defined as 100% by mass, the polymer (A) contains 50-99% by mass of a repeating unit (a1) that is derived from a conjugated diene compound and 1-19% by mass of a repeating unit (a2) that is derived from an α,β-unsaturated nitrile compound, and the weight average molecular weight (Mw) of the polymer (A) is 100,000-2,000,000 inclusive.
H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
C08F 236/12 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with nitriles
H01M 4/58 - Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
55.
RUBBER BALE, PRODUCTION METHOD THEREFOR, POLYMER COMPOSITION, CROSSLINKED OBJECT, AND TIRE
A rubber bale including a modified conjugated diene-based polymer, and a surfactant having a hydrophilic-lipophilic balance (HLB) of 9.0 or less. A method for producing a rubber bale, including mixing a polymer solution containing a modified conjugated diene-based polymer dissolved in a solvent and a surfactant having a HLB of 9.0 or less to form a solution, and removing the solvent from the solution.
C08F 236/10 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl aromatic monomers
The invention provides a liquid crystal polymer particle which, when added to a resin film, can allow the resin film to be reduced in dielectric tangent with increases in surface roughness and linear coefficient of expansion of the resin film being suppressed. The liquid crystal polymer particle according to the invention, in which 80% by mass or more of the entire particle is flat, and a longer size, a shorter size, and a thickness defined below of a flat liquid crystal polymer particle satisfies the following conditions (A) and (B): (A) an elongation as the ratio of the longer size and the shorter size is 1.2 or more and 5.0 or less, (B) a degree of flatness as the ratio of the shorter size and the thickness is 1.2 or more.
C08G 63/60 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
C08L 67/03 - Polyesters derived from dicarboxylic acids and dihydroxy compounds the dicarboxylic acids and dihydroxy compounds having the hydroxy and the carboxyl groups directly linked to aromatic rings
A polymer composition includes a conjugated diene-based polymer (A) and a liquid polymer (B). The conjugated diene-based polymer (A) includes a polymer (A1) satisfying expression (i) when a composition ratio (molar ratio) of a structural unit represented by formula (1), a structural unit represented by formula (2), a structural unit represented by formula (3) and a structural unit represented by formula (4) in the polymer is p, q, r and s, respectively; a glass transition temperature of the polymer (A1) is −40° C. or less; and the liquid polymer (B) is polybutadiene, polyisoprene, polyisobutylene, polybutene, or the like.
A polymer composition includes a conjugated diene-based polymer (A) and a liquid polymer (B). The conjugated diene-based polymer (A) includes a polymer (A1) satisfying expression (i) when a composition ratio (molar ratio) of a structural unit represented by formula (1), a structural unit represented by formula (2), a structural unit represented by formula (3) and a structural unit represented by formula (4) in the polymer is p, q, r and s, respectively; a glass transition temperature of the polymer (A1) is −40° C. or less; and the liquid polymer (B) is polybutadiene, polyisoprene, polyisobutylene, polybutene, or the like.
0.75(p+(0.5×r))/(p+q+(0.5×r)+s)≤0.97 Expression (i)
A polymer composition includes a conjugated diene-based polymer (A) and a liquid polymer (B). The conjugated diene-based polymer (A) includes a polymer (A1) satisfying expression (i) when a composition ratio (molar ratio) of a structural unit represented by formula (1), a structural unit represented by formula (2), a structural unit represented by formula (3) and a structural unit represented by formula (4) in the polymer is p, q, r and s, respectively; a glass transition temperature of the polymer (A1) is −40° C. or less; and the liquid polymer (B) is polybutadiene, polyisoprene, polyisobutylene, polybutene, or the like.
0.75(p+(0.5×r))/(p+q+(0.5×r)+s)≤0.97 Expression (i)
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
B60C 11/00 - Tyre tread bandsTread patternsAnti-skid inserts
B60C 13/00 - Tyre sidewallsProtecting, decorating, marking, or the like, thereof
58.
BINDER COMPOSITION FOR POWER STORAGE DEVICES, SLURRY FOR ALL-SOLID-STATE SECONDARY BATTERIES, ALL-SOLID-STATE SECONDARY BATTERY, SOLID ELECTROLYTE SHEET FOR ALL-SOLID-STATE SECONDARY BATTERIES, METHOD FOR PRODUCING SOLID ELECTROLYTE SHEET FOR ALL-SOLID-STATE SECONDARY BATTERIES, METHOD FOR PRODUCING ALL-SOLID-STATE SECONDARY BATTERY, SLURRY FOR LITHIUM ION SECONDARY BATTERY ELECTRODES, ELECTRODE FOR LITHIUM ION SECONDARY BATTERIES, AND LITHIUM ION SECONDARY BATTERY
The present invention provides a binder composition for power storage devices, the binder composition enabling the production of a power storage device electrode that has excellent surface state, adhesion and ion conductivity, while being capable of improving the cycle life characteristics of a power storage device. A binder composition for power storage devices according to the present invention contains a polymer (A) and an emulsifying agent (B) in an amount of 30 ppm to 30,000 ppm relative to the total mass of the polymer (A); if the total of the repeating units contained in the polymer (A) is taken as 100% by mass, the polymer (A) contains 50% by mass to 99% by mass of a repeating unit (a1) that is derived from a conjugated diene compound and 1% by mass to 50% by mass of a repeating unit (a2) that is derived from an aromatic vinyl compound; and the weight average molecular weight (Mw) of the polymer (A) is 100,000 to 2,000,000.
Provided is a composition for a power storage device, the composition having exceptional dispersiveness of CNT or another electroconductive auxiliary agent. Also provided is a slurry for a power storage device electrode, the slurry having exceptional storage stability. Additionally provided is a power storage device with which it is possible to shorten a charging time and to reduce any variation in storage capacity. A composition for a power storage device according to the present invention contains a polymer (A), an electroconductive auxiliary agent (B), and water. The polymer (A) contains a segment (I) that includes 50-95 mass% of repeating units (a1) derived from (meth)acrylamide, and a segment (II) that includes 1-50 mass% of repeating units (a2) derived from an unsaturated carboxylic acid ester (excluding unsaturated carboxylic acid esters that have hydroxyl groups), where the total of repeating units included in the polymer (A) is taken as 100 mass%. The weight-average molecular weight (Mw) of the polymer (A) is 2,000-100,000. The solubility of the polymer (A) in water at 25°C and 1 atm is 1 g or greater per 100 g of water.
H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
C08F 293/00 - Macromolecular compounds obtained by polymerisation on to a macromolecule having groups capable of inducing the formation of new polymer chains bound exclusively at one or both ends of the starting macromolecule
C08L 53/00 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers
H01G 11/38 - Carbon pastes or blendsBinders or additives therein
H01M 4/13 - Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulatorsProcesses of manufacture thereof
A hydrogenated petroleum resin that is a hydrogenation product of a C9 petroleum resin, in which a ratio (M2/M1) of a total number (M2) of hydrogen atoms bound to an aromatic ring in the hydrogenated petroleum resin to a total number (M1) of hydrogen atoms in the hydrogenated petroleum resin is 0.15 to 0.45.
A composition for foam molding including: a component (A): an olefin-based polymer; a component (B): a styrene block copolymer having no chemical-bond cross-linking moiety; a component (C): a process oil; and a component (D): a foaming agent, wherein a content of the component (A) relative to a total mass of the component (A) and the component (B) is 5 to 36% by mass, and a content of the component (C) relative to 100 parts by mass of the total mass of the component (A) and the component (B) is 160 to 350 parts by mass.
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/06 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
C08L 23/30 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers modified by chemical after-treatment by oxidation
63.
SILANE COUPLING AGENT COMPOSITION AND RUBBER COMPOSITION COMPRISING SAME
Provided is a silane coupling agent composition with which it is possible to obtain a rubber composition having excellent scorch resistance and a crosslinked product of a rubber composition having excellent viscoelastic properties. The silane coupling agent composition of the invention includes a silane compound and a protein denaturant and/or a silanization reaction accelerator, in which the silane compound includes a first silane compound represented by the following Formula (1) and a second silane compound represented by the following Formula (11):
Provided is a silane coupling agent composition with which it is possible to obtain a rubber composition having excellent scorch resistance and a crosslinked product of a rubber composition having excellent viscoelastic properties. The silane coupling agent composition of the invention includes a silane compound and a protein denaturant and/or a silanization reaction accelerator, in which the silane compound includes a first silane compound represented by the following Formula (1) and a second silane compound represented by the following Formula (11):
Provided are: a silane coupling agent composition with which it is possible to obtain a rubber composition having excellent scorch resistance and uncrosslinked compound viscosity; and a crosslinked product of a rubber composition having excellent viscoelastic properties, and a tire using the same which has an excellent balance of wet grip performance and low-fuel consumption. The silane coupling agent composition of the invention includes a silane compound, in which the silane compound includes a first silane compound represented by the following Formula (1) and a second silane compound represented by the following Formula (11): Formula (1):
Provided are: a silane coupling agent composition with which it is possible to obtain a rubber composition having excellent scorch resistance and uncrosslinked compound viscosity; and a crosslinked product of a rubber composition having excellent viscoelastic properties, and a tire using the same which has an excellent balance of wet grip performance and low-fuel consumption. The silane coupling agent composition of the invention includes a silane compound, in which the silane compound includes a first silane compound represented by the following Formula (1) and a second silane compound represented by the following Formula (11): Formula (1):
Provided is a binder composition for an electrical storage device, which enables the production of an electrical storage device electrode excellent in repeated charge-discharge characteristic through a reduction in internal resistance and also excellent in charge-discharge durability characteristic under high temperature through an improvement in adhesiveness. The binder composition for an electrical storage device includes: a polymer (A); and a liquid medium (B), wherein, with respect to 100 mass % in total of repeating units contained in the polymer (A), the polymer (A) contains: 15 mass % to 60 mass % of a repeating unit (a1) derived from a conjugated diene compound; and 1 mass % to 10 mass % of a repeating unit (a2) derived from an unsaturated carboxylic acid, wherein tan δ (loss elastic modulus/storage elastic modulus) in dynamic viscoelasticity of the polymer (A) has one peak top in a range of from −40° C. or more to less than 50° C., and has one peak top in a range of from 50° C. or more to 150° C. or less, and wherein, when the tan δ at the peak top in the range of from −40° C. or more to less than 50° C. is represented by tan δ(Tp1), and the tan δ at the peak top in the range of from 50° C. or more to 150° C. or less is represented by tan δ(Tp2), a relationship of the following expression (1) is satisfied.
Provided is a binder composition for an electrical storage device, which enables the production of an electrical storage device electrode excellent in repeated charge-discharge characteristic through a reduction in internal resistance and also excellent in charge-discharge durability characteristic under high temperature through an improvement in adhesiveness. The binder composition for an electrical storage device includes: a polymer (A); and a liquid medium (B), wherein, with respect to 100 mass % in total of repeating units contained in the polymer (A), the polymer (A) contains: 15 mass % to 60 mass % of a repeating unit (a1) derived from a conjugated diene compound; and 1 mass % to 10 mass % of a repeating unit (a2) derived from an unsaturated carboxylic acid, wherein tan δ (loss elastic modulus/storage elastic modulus) in dynamic viscoelasticity of the polymer (A) has one peak top in a range of from −40° C. or more to less than 50° C., and has one peak top in a range of from 50° C. or more to 150° C. or less, and wherein, when the tan δ at the peak top in the range of from −40° C. or more to less than 50° C. is represented by tan δ(Tp1), and the tan δ at the peak top in the range of from 50° C. or more to 150° C. or less is represented by tan δ(Tp2), a relationship of the following expression (1) is satisfied.
tan δ(Tp2)/tan δ(Tp1)≥0.5 (1)
Provided is a polymer composition containing (A) a modified conjugated diene-based polymer which includes a monomer unit derived from a conjugated diene compound and has a molecular weight distribution Mw/Mn of 1.50 to 3.00 and in which some or all of the molecules are modified, the molecular weight distribution being represented by a ratio of polystyrene-equivalent weight-average molecular weight Mw to number-average molecular weight Mn measured by gel permeation chromatography, and (B) a surfactant having HLB of 9.0 or less and having an oxypropylene group, the polymer composition further containing (C) an extender oil as an optional component, in which a total amount of the modified conjugated diene-based polymer (A), the surfactant (B) and the extender oil (C) is 95 mass % or more based on the entire composition.
C08F 236/10 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl aromatic monomers
67.
SILANE COUPLING AGENT COMPOSITION AND RUBBER COMPOSITION COMPRISING SAME
Provided is a silane coupling agent composition with which it is possible to obtain a crosslinked product of a rubber composition having excellent scorch resistance and a rubber composition crosslinked product having excellent hardness and viscoelastic properties. The silane coupling agent composition of the invention includes a silane compound represented by the following Formula (1), a protein denaturant, and/or a silanization reaction accelerator:
Provided is a silane coupling agent composition with which it is possible to obtain a crosslinked product of a rubber composition having excellent scorch resistance and a rubber composition crosslinked product having excellent hardness and viscoelastic properties. The silane coupling agent composition of the invention includes a silane compound represented by the following Formula (1), a protein denaturant, and/or a silanization reaction accelerator:
01 - Chemical and biological materials for industrial, scientific and agricultural use
17 - Rubber and plastic; packing and insulating materials
Goods & Services
Chemical additives for use as binding agents for capacitor electrodes; chemical additives for use as binding agents for battery electrodes; industrial chemicals; unprocessed plastics Semi-worked synthetic plastic as semi-finished products in form of pellets, rods, foils, foams, fibers, films and sheets; rubber, raw or semi-worked; latex rubber for use in manufacture
69.
POLYMER COMPOSITION AND METHOD FOR PRODUCING SAME, CROSSLINKED PRODUCT, AND TIRE
Provided is a polymer composition containing: (A) a conjugated diene polymer that has a random copolymer part of a structural unit derived from a conjugated diene compound and a structural unit derived from an aromatic vinyl compound, and that does not have a block comprising a structural unit derived from an aromatic vinyl compound, the value α of the conjugated dinen polymer, as represented by mathematical expression (i), is 0.60-0.98 where the composition ratios (molar ratios) in the polymer of the structural units represented by formulas (1), (2), (3) and (4) are p, q, r, s respectively; and (B) a hindered phenol compound having a molecular weight of 250-2000. α = (p + (0.5 × r)) / (p + q + (0.5 × r) + s) ... (i)
The invention provides a liquid crystal polyester resin which not only has a low-dielectric tangent, but also is excellent in balance between heat resistance and processing stability. The liquid crystal polyester resin comprises: a structural unit (I) derived from an aromatic hydroxycarboxylic acid; a structural unit (II) derived from an aromatic diol compound; and a structural unit (III) derived from an aromatic dicarboxylic acid, wherein the structural unit (I) is a structural unit (IA) derived from 6-hydroxy-2-naphthoic acid, the structural unit (III) contains a structural unit (IIIA) derived from terephthalic acid, a structural unit (IIIB) derived from isophthalic acid, and a structural unit (IIIC) derived from 2,6-naphthalenedicarboxylic acid, the dielectric tangent at a measurement frequency of 10 GHz is 1.50×10−3 or less, the melting point is 290° C. or more, and the difference in temperature between the melting point and the crystallization point is 30° C. or more.
C08G 63/60 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
71.
POLYMER COMPOSITION AND METHOD FOR PRODUCING SAME, CROSSLINKED PRODUCT, AND TIRE
Provided is a polymer composition containing: (A) a conjugated diene polymer having a structural unit derived from a conjugated diene compound and a structural unit derived from an aromatic vinyl compound, the value α of the conjugated diene polymer, as represented by mathematical expression (i), is 0.60-0.98, where the composition ratio (molar ratio) in the polymer of the structural units represented by formulas (1), (2), (3) and (4) are p, q, r, s respectively; and (B) a hindered phenol compound having a molecular weight of 250-2000. A portion or all of the component (A) has a functional group including at least one element selected from the group consisting of nitrogen, oxygen, sulfur, and phosphorous. α = (p + (0.5 × r)) / (p + q + (0.5 × r) + s) ... (i)
A binder composition for an electrical storage device, may enable production of an electrical storage device electrode excellent in charge-discharge durability characteristic under high temperature by improving adhesiveness under high temperature and reducing internal resistance. Such a composition may include: a polymer (A) and a liquid medium (B), wherein, with respect to 100 parts by mass of total repeating units in the polymer (A), the polymer (A) contains: 15 to 60 parts by mass of repeating unit (a1) derived from a conjugated diene; 35 to 75 parts by mass of repeating unit (a2) derived from an aromatic vinyl compound; and 1 to 10 parts by mass of a repeating unit (a3) derived from an unsaturated carboxylic acid, and wherein, when, in dynamic viscoelasticity measurement of the polymer (A), a peak top of tanδ (loss/storage elastic modulus) is tan8(Tp), and tanδ at 100° C. is tan8(100° C.), satisfies equation (1):
A binder composition for an electrical storage device, may enable production of an electrical storage device electrode excellent in charge-discharge durability characteristic under high temperature by improving adhesiveness under high temperature and reducing internal resistance. Such a composition may include: a polymer (A) and a liquid medium (B), wherein, with respect to 100 parts by mass of total repeating units in the polymer (A), the polymer (A) contains: 15 to 60 parts by mass of repeating unit (a1) derived from a conjugated diene; 35 to 75 parts by mass of repeating unit (a2) derived from an aromatic vinyl compound; and 1 to 10 parts by mass of a repeating unit (a3) derived from an unsaturated carboxylic acid, and wherein, when, in dynamic viscoelasticity measurement of the polymer (A), a peak top of tanδ (loss/storage elastic modulus) is tan8(Tp), and tanδ at 100° C. is tan8(100° C.), satisfies equation (1):
tan
δ
100
°
C
/
tan
δ
Tp
×
100
≤
10
(1)
C08F 236/10 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl aromatic monomers
C08F 236/12 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with nitriles
The resin composition includes a liquid crystal polyester resin (A) and a filler (B), in which (1) liquid crystal polyester resin (A) contains a structural unit (I) derived from 6-hydroxy-2-naphthoic acid, a structural unit (II) derived from an aromatic diol compound, and a structural unit (III) derived from an aromatic dicarboxylic acid compound, wherein structural unit (III) contains a structural unit (IIIA) derived from terephthalic acid and/or a structural unit (IIIB) derived from 2,6-naphthalenedicarboxylic acid, (2) 40% by mol≤structural unit (I)≤75% by mol, 12% by mol≤structural unit (II)≤30% by mol, and 12% by mol≤structural unit (III)≤30% by mol, (3) filler (B) is at least one of silica, mica, and talc, and (4) the resin composition has a dielectric tangent of 1.0×10−3 or less as measured by a cavity resonator perturbation method at 10 GHz.
C08G 63/60 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
C08L 67/03 - Polyesters derived from dicarboxylic acids and dihydroxy compounds the dicarboxylic acids and dihydroxy compounds having the hydroxy and the carboxyl groups directly linked to aromatic rings
75.
POLYMER COMPOSITION PRODUCTION METHOD, POLYMER COMPOSITION, CROSS-LINKED BODY, AND TIRE
This polymer composition is produced by a method comprising a mixing step for mixing a polymer solution containing a conjugated diene polymer in an organic solvent, with an aqueous dispersion in which conjugated diene polymer particles are dispersed in an aqueous solvent.
C08J 3/20 - Compounding polymers with additives, e.g. colouring
C08F 36/04 - Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
C08L 9/00 - Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
17 - Rubber and plastic; packing and insulating materials
Goods & Services
Rubber, raw or semi-worked; latex rubber for use in manufacture; liquid rubber; rubber material for recapping tires; rubber solutions; synthetic rubber; crude rubber; thermoplastic synthetic rubber; foam rubber; styrene-butadiene rubber
77.
CONJUGATED-DIENE-BASED POLYMER, PRODUCTION METHOD THEREFOR, AND RUBBER BALE
A conjugated-diene-based polymer comprising, with respect to all the repeating units, 50-99.5 mass% repeating unit (a) derived from a conjugated diene compound, 0-40 mass% repeating unit (b) derived from an aromatic vinyl compound, and 0.5-25 mass% repeating unit (c) derived from a (meth)acrylic monomer containing a halogen atom.
C08F 236/04 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
C08L 9/00 - Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
78.
BINDER COMPOSITION FOR ALL-SOLID-STATE SECONDARY BATTERIES, SLURRY FOR ALL-SOLID-STATE SECONDARY BATTERIES, SOLID ELECTROLYTE SHEET FOR ALL-SOLID-STATE SECONDARY BATTERIES, METHOD FOR PRODUCING SAID SOLID ELECTROLYTE SHEET FOR ALL-SOLID-STATE SECONDARY BATTERIES, ALL-SOLID-STATE SECONDARY BATTERY, AND METHOD FOR PRODUCING SAID ALL-SOLID-STATE SECONDARY BATTERY
A binder composition for an all-solid-state secondary battery, may have excellent long-term storage stability and lithium ion conductivity, and may be capable of achieving a satisfactory cycle life characteristic even under a high voltage. Such a binder composition for an all-solid-state secondary battery may include: a polymer (A) having an aromatic vinyl unit based on an aromatic vinyl compound and a conjugated diene unit based on a conjugated diene compound; an anti-aging agent (B) at 200 ppm or more and 5,000 ppm or less with respect to a total mass of the binder composition for an all-solid-state secondary battery; and a liquid medium (C).
H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
C08F 236/10 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl aromatic monomers
Provided is a silane coupling agent composition with which it is possible to obtain a rubber composition having excellent workability and a crosslinked product of a rubber composition having an excellent hardness, viscoelastic properties, and tensile strength. The silane coupling agent composition of the invention includes a silane compound represented by the following Formula (1), a protein denaturant, and/or a silanization reaction accelerator:
Provided is a silane coupling agent composition with which it is possible to obtain a rubber composition having excellent workability and a crosslinked product of a rubber composition having an excellent hardness, viscoelastic properties, and tensile strength. The silane coupling agent composition of the invention includes a silane compound represented by the following Formula (1), a protein denaturant, and/or a silanization reaction accelerator:
A rubber composition, comprising:
an uncross-linked rubber having no hydrogen-bond cross-linkable moiety; and
at least one polymer component selected from the group consisting of polymers (A) each of which has a side chain (a) containing a hydrogen-bond cross-linkable moiety having a carbonyl-containing group and/or a nitrogen-containing heterocycle and has a glass-transition point of 25° C. or below and polymers (B) each of which contains a hydrogen-bond cross-linkable moiety and a covalent-bond cross-linking moiety in a side chain and has a glass-transition point of 25° C. or below; wherein
an amount of the polymer component contained is 0.01 to 200 parts by mass relative to 100 parts by mass of the uncross-linked rubber, and
the polymers (A) and the polymers (B) are each a reaction product of a maleic anhydride graft-modified thermoplastic polymer having a maleation ratio of 0.1 to 10% by mass and a cross-linkable compound.
C08F 236/10 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl aromatic monomers
A thermoplastic elastomer composition includes the following components (I) and (II): [component (I)] at least one polymer component selected from the group made of particular polymers (A) and particular polymers (B); and [component (II)] a cross-linked styrene-based block copolymer which contains a covalent-bond cross-linking moiety and no hydrogen-bond cross-linkable moiety.
C08L 23/26 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers modified by chemical after-treatment
C08L 53/02 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
According to the present invention, a modified conjugated diene polymer is produced by a method which comprises a step for polymerizing a monomer that contains a conjugated diene compound in the presence of a polymerization initiator which contains a silicon-containing initiator that has a group F2 and an alkali metal element or an alkaline earth metal element. F2: a *1-Si(R1nn(Y13-n3-n group (wherein R1represents a hydrocarbyl group having 1 to 20 carbon atoms; Y1represents a -OR2group or a -NR3R4group; each of R2, R3and R4 independently represents a hydrocarbyl group having 1 to 20 carbon atoms; and n is an integer of 0 to 2).
C08F 4/58 - MetalsMetal hydridesMetallo-organic compoundsUse thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths, or actinides together with silicon, germanium, tin, lead, antimony, bismuth, or compounds thereof
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08F 36/04 - Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
C08L 9/00 - Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
83.
BINDER FOR ALL-SOLID SECONDARY BATTERY, BINDER COMPOSITION FOR ALL-SOLID SECONDARY BATTERY, SLURRY FOR ALL-SOLID SECONDARY BATTERY, SOLID ELECTROLYTE SHEET FOR ALL-SOLID SECONDARY BATTERY AND PRODUCTION METHOD THEREOF, AND ALL-SOLID SECONDARY BATTERY AND PRODUCTION METHOD THEREOF
A binder for an all-solid-state secondary battery, including a polymer (A) that has an aromatic vinyl unit including an aromatic vinyl compound and a conjugated diene unit including a conjugated diene compound. The binder has a Mooney viscosity (ML1+4, 100° C.) from 10 to 100 and has a value α, which is represented by the following equation (i), of less than 0.7, where “p”, “q”, “r”, and “s” represent constituent ratios (molar ratios) of a structural unit represented by the following formula (1), a structural unit represented by the following formula (2), a structural unit represented by the following formula (3), and a structural unit represented by the following formula (4) in the polymer, respectively. α=(p+(0.5×r))/(p+q+(0.5×r)+s) • • • (i)
A binder for an all-solid-state secondary battery, including a polymer (A) that has an aromatic vinyl unit including an aromatic vinyl compound and a conjugated diene unit including a conjugated diene compound. The binder has a Mooney viscosity (ML1+4, 100° C.) from 10 to 100 and has a value α, which is represented by the following equation (i), of less than 0.7, where “p”, “q”, “r”, and “s” represent constituent ratios (molar ratios) of a structural unit represented by the following formula (1), a structural unit represented by the following formula (2), a structural unit represented by the following formula (3), and a structural unit represented by the following formula (4) in the polymer, respectively. α=(p+(0.5×r))/(p+q+(0.5×r)+s) • • • (i)
A binder for an all-solid-state secondary battery, including a polymer (A) that has an aromatic vinyl unit including an aromatic vinyl compound and a conjugated diene unit including a conjugated diene compound. The binder has a Mooney viscosity (ML1+4, 100° C.) from 10 to 100 and has a value α, which is represented by the following equation (i), of less than 0.7, where “p”, “q”, “r”, and “s” represent constituent ratios (molar ratios) of a structural unit represented by the following formula (1), a structural unit represented by the following formula (2), a structural unit represented by the following formula (3), and a structural unit represented by the following formula (4) in the polymer, respectively. α=(p+(0.5×r))/(p+q+(0.5×r)+s) • • • (i)
A polymer composition including: at least one polymer ingredient selected from the group consisting of a polymer (A) having a side chain (a) containing a hydrogen-bonding cross-linking moiety with a carbonyl-containing group and/or a nitrogen-containing heterocycle and having a glass transition point of 25° C. or lower, and a polymer (B) containing a hydrogen-bonding cross-linking moiety and a covalent-bonding cross-linking moiety in a side chain and having a glass transition point of 25° C. or lower, wherein both the polymer (A) and the polymer (B) are a reaction product of a cross-linking agent with a maleic anhydride graft-modified thermoplastic polymer having a melting point of 64° C. or lower and a maleation rate of 0.1 to 3.0% by mass, and a type A durometer hardness measured under a temperature condition of 20±5° C. according to JIS K6253-3: 2012 is 0 to 49.
In the present invention, a modified conjugated diene-based polymer is produced using a production method that includes a step for reacting a conjugated diene-based polymer having an active terminal with a compound [M]. The conjugated diene-based polymer having an active terminal is obtained by polymerizing a monomer including a conjugated diene compound in the presence of a polymerization initiator that contains an alkali metal compound and/or an alkaline earth metal compound. The compound [M] has a functional group F1, a functional group F2 and a functional group F3, and does not have an active hydrogen. F1 is a functional group such as "＊1-C(=E)-O-" (＊1denotes a bond to a carbon atom that constitutes a carbon-carbon unsaturated bond in a chain-like structure or ring-like structure, or a bond to a tertiary carbon atom), F2 is a functional group such as "-C(R7)=N-", and F3 is a functional group such as "-Si(R822(OR9)".
A method of producing 1,3-butadiene including feeding oxygen and a feedstock gas containing n-butene into a reactor from the lower section of the reactor provided with a metal atom-containing catalyst, so that a product gas containing 1,3-butadiene is obtained through oxidative dehydrogenation of n-butene; cooling the product gas containing the 1,3-butadiene; and separating the 1,3-butadiene from the cooled product gas through selective absorption into an absorption solvent.
C07C 5/48 - Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with a hydrogen acceptor with oxygen as an acceptor
B01J 23/887 - Molybdenum containing in addition other metals, oxides or hydroxides provided for in groups
88.
POWER STORAGE DEVICE BINDER COMPOSITION, POWER STORAGE DEVICE ELECTRODE SLURRY, POWER STORAGE DEVICE ELECTRODE, AND POWER STORAGE DEVICE
Provided is a power storage device binder composition that has excellent adhesion and that can enhance charge/discharge durability characteristics of a power storage device. A power storage device binder composition according to the present invention contains a polymer (A) and a liquid medium (B). If the total of repeating units contained in the polymer (A) is 100 mass%, the polymer (A) contains 1-40 mass% of repeating units (a1) derived from an unsaturated carboxylic acid ester having an alicyclic hydrocarbon group and 45-90 mass% of repeating units (a2) derived from an unsaturated carboxylic acid ester having an aliphatic hydrocarbon group (excluding the unsaturated carboxylic acid ester having an alicyclic hydrocarbon group), and the swelling ratio of the polymer (A) when the polymer (A) is immersed in a solvent comprising a propylene carbonate and a diethyl carbonate with a volume fraction of 1:1 at 70°C for 24 hours is 120-200 mass%.
Provided is a thermoplastic elastomer composition obtained by melt-kneading (A) an ethylene/α-olefin/non-conjugated polyene copolymer rubber that is a copolymer of ethylene, an α-olefin having 3 to 20 carbon atoms and a non-conjugated polyene, (B) a polyolefin resin and (C) a mineral oil-based softening agent in the presence of (D) a crosslinking agent, at least part of the ethylene/α-olefin/non-conjugated polyene copolymer rubber (A) being crosslinked, the thermoplastic elastomer composition having a sea-island structure in which the ethylene/α-olefin/non-conjugated polyene copolymer rubber (A) is dispersed as a dispersed phase (island phase) in a continuous phase (sea phase) of the polyolefin resin (B), and when a cross-section of the composition is observed with an atomic force microscope (AFM), a ratio of (b) a local elastic modulus of the continuous phase to (a) a local elastic modulus of the dispersed phase being from 10 to 30.
Provided is a modified conjugated diene polymer comprising: a structural unit derived from a conjugated diene compound; and at least one selected from the group consisting of a partial structure represented by formula (1) and a partial structure represented by formula (2). R1and R2each independently represent a hydrogen atom or a C1-20 hydrocarbyl group. R3represents a C1-20 hydrocarbyl group. Ar1represents an aryl group. X represents an oxygen atom or a sulfur atom. Mr+ represents a metal ion. n is an integer of 1-10. r is an integer of 1-4.
C08F 8/34 - Introducing sulfur atoms or sulfur-containing groups
C08F 36/04 - Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
A method of producing a polymer composition is provided, including: kneading (A) a conjugated diene-based polymer that is a polymer of a conjugated diene compound or a copolymer of a conjugated diene compound and an aromatic vinyl compound, and is a reaction product between an active polymerization end and a compound represented by any one of the general formulae (1) to (3), and (B) a basic compound having an acid dissociation constant of 8.0 or more; and kneading a kneaded product from (A) and a crosslinking agent.
Disclosed is a rubber composition which suppresses poor mixing or poor dispersion from occurring between an organic polymer material derived from natural rubber and an inorganic material such as silica and exhibits excellent viscoelastic properties, and a silane coupling agent composition used in the same. Also disclosed is a silane coupling agent composition comprising a protein modifying agent and a silane compound represented by Formula (1):
wherein each of the variables is as defined herein.
A method for producing a modified conjugated diene-based polymer includes polymerizing a monomer including a conjugated diene compound in the presence of an alkali metal compound or an alkali earth metal compound to obtain a polymer having an active terminal; (a modification) reacting the polymer having an active terminal with a compound [M] having a plurality of hydrocarbyloxysilyl groups to obtain a modified polymer; and a mixing the modified polymer with at least one compound [C] selected from a compound [N] having one hydrocarbyloxysilyl group and an alcohol having 6 to 20 carbon atoms.
C08F 236/10 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl aromatic monomers
Disclosed is a rubber composition which suppresses poor mixing or poor dispersion from occurring between an organic polymer material derived from natural rubber and an inorganic material such as silica and exhibits excellent viscoelastic properties, and a silane coupling agent composition used in the same. Also disclosed is a silane coupling agent composition comprising a silane compound represented by Formula (1):
Disclosed is a rubber composition which suppresses poor mixing or poor dispersion from occurring between an organic polymer material derived from natural rubber and an inorganic material such as silica and exhibits excellent viscoelastic properties, and a silane coupling agent composition used in the same. Also disclosed is a silane coupling agent composition comprising a silane compound represented by Formula (1):
Disclosed is a rubber composition which suppresses poor mixing or poor dispersion from occurring between an organic polymer material derived from natural rubber and an inorganic material such as silica and exhibits excellent viscoelastic properties, and a silane coupling agent composition used in the same. Also disclosed is a silane coupling agent composition comprising a silane compound represented by Formula (1):
wherein each variable is as defined herein.
The present invention provides a binder composition for power storage devices, the binder composition enabling the production of a power storage device electrode which achieves excellent charge/discharge cycle characteristics by reducing the internal resistance, while achieving excellent charge/discharge durability characteristics at high temperatures by improving adhesion. A binder composition for power storage devices according to the present invention contains a polymer (A) and a liquid medium (B); the polymer (A) contains, if the total of repeating units contained in the polymer (A) is taken as 100% by mass, 15 to 60% by mass of a repeating unit (a1) derived from a conjugated diene compound, and 1 to 30% by mass of a repeating unit (a2) derived from an unsaturated carboxylic acid; one peak top (tan δ1) of tan δ (loss elastic modulus/storage elastic modulus) of the dynamic viscoelasticity of the polymer (A) is present in the range of not less than -50°C but less than 15°C; another peak top (tan δ2) thereof is present in the range of not less than 15°C but less than 85°C; and another peak top (tan δ3) thereof is present in the range from 85°C to 150°C.
Disclosed is a sulfur-containing silane compound for obtaining a cross-linked product which does not generate poor dispersion or adhesion between an organic polymer material and an inorganic material and exhibits excellent viscoelastic properties or adhesive properties, or a composition comprising the same. In particular, disclosed is a sulfur-containing silane compound represented by formula (1):
wherein a, b, c, d, e, L, and each R group is as defined herein.
The conjugated diene polymer has a value α represented by numerical formula (i) of 0.65-0.97 when the composition ratio (molar ratio) of structural units represented by formulas (1)-(4) in the polymer is taken as p, q, r, and s, respectively. The conjugated diene polymer includes 25-75 mass% of a polymer (A1) having a multi-branched structure having four or more molecular chains, and the polymer (A1) has a functional group including at least one element selected from the group consisting of nitrogen, oxygen, and sulfur at a terminal portion and/or a branch point portion of the polymer. α = (p + (0.5 × r)) / (p + q + (0.5 × r) + s) ... (i)
An electrical storage device may allow producing an electrical storage device electrode excellent in adhesiveness and with satisfactory charge-discharge durability characteristics. Such compositions for an electrical storage device may include: polymer particles (A); a polymer (B); and a liquid medium (C), wherein the polymer particles (A) each contain, with respect to 100 parts by mass in total of repeating units in the polymer particle (A), 20 to 65 parts by mass of a repeating unit (a1) derived from a conjugated diene compound, and 1 to 40 parts by mass of a repeating unit (a2) derived from an α,β-unsaturated nitrile compound, and wherein the polymer (B) contains, with respect to 100 parts by mass in total of repeating units contained in the polymer (B), 5 to 95 parts by mass of a repeating unit (b1) derived from an unsaturated carboxylic acid, and 5 to 95 parts by mass of a repeating unit (b2) derived from (meth)acrylamide.
C08L 47/00 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bondsCompositions of derivatives of such polymers
H01M 4/38 - Selection of substances as active materials, active masses, active liquids of elements or alloys
99.
SULFUR-CONTAINING UNSATURATED HYDROCARBON POLYMER AND METHOD FOR PRODUCTION THEREOF, ADDITIVE FOR RUBBER, RUBBER COMPOSITION, AND TIRE
Provided is a sulfur-containing unsaturated hydrocarbon polymer which can improve wet grip performance and fuel efficiency of a tire in a well-balanced manner by being blended into a rubber composition for a tire. A sulfur-containing unsaturated hydrocarbon polymer of the present invention is a reaction product obtained by reacting sulfur with an unsaturated bond in a polymer of an unsaturated hydrocarbon.
C08F 32/08 - Homopolymers or copolymers of cyclic compounds having no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic ring system having condensed rings
Provided is a block polymer including two or more polymer block As each having a value β of 0.20 or less and a functional group F containing at least one element selected from a group consisting of nitrogen, silicon, oxygen, and sulfur in a part or all of terminals of the two or more polymer block As, in which the block polymer has a value α of 0.75 or more, when p, q, r and s are defined as a component proportion (molar proportion) of a structural unit represented by Formula (1), a component proportion of a structural unit represented by Formula (2), a component proportion of a structural unit represented by Formula (3), and a component proportion of a structural unit represented by Formula (4), in the polymer, respectively.
C09J 153/02 - Vinyl aromatic monomers and conjugated dienes
C08L 53/02 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
C09J 7/30 - Adhesives in the form of films or foils characterised by the adhesive composition
