ARLANXEO HIGH PERFORMANCE ELASTOMERS (CHANGZHOU) CO., LTD. (Chine)
ARLANXEO DEUTSCHLAND GMBH (Allemagne)
Inventeur(s)
Hoch, Martin
Lu, Lucy
Abrégé
The present invention relates to a binder composition for forming a binder of an electrode of an electrochemical energy storage device, the binder composition comprising a) a hydrogenated nitrile rubber, wherein the hydrogenated nitrile rubber has the following properties: - a Ra value against N-Methyl-2-pyrrolidone is at least 9 MPa1/2; and - a Ra value against a fluid blend of ethylene carbonate to linear carbonates, wherein ethylene carbonate is present in the range of ≥ 30 vol.-% to ≤ 33 vol.-% and linear carbonates are present in the range of ≥ 66 vol.-% to ≤ 70 vol.-%, each referring to the fluid blend, is at least 7 MPa1/2, and b) at least one amino-functional silane.
The invention relates to a branched and optionally functionalized polydiene rubber, a method of making the polydiene rubber and a composition comprising the cured polydiene rubber.
C08F 236/10 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des monomères vinylaromatiques
C08L 51/04 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères greffés sur des caoutchoucs
C08L 51/08 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères greffés sur des composés macromoléculaires obtenus autrement que par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
3.
BINDER COMPOSITION FOR AN ELECTROCHEMICAL ENERGY STORAGE DEVICE AND METHOD OF PREPARING THE SAME
ARLANXEO HIGH PERFORMANCE ELASTOMERS (CHANGZHOU) CO., LTD. (Chine)
ARLANXEO DEUTSCHLAND GMBH (Allemagne)
Inventeur(s)
Hoch, Martin
Lu, Lucy
Lieber, Susanna
Abrégé
The present invention relates to a binder composition for forming a binder of an electrode of an electrochemical energy storage device, the binder composition comprising a) hydrogenated carboxylated nitrile rubber, wherein the hydrogenated carboxylated nitrile rubber has a content of carboxylic acid groups in a range of > 0,4 mol% to < 6 mol%; and b1) at least one amino-functional silane, wherein the amino-functional silane comprises a silane group with at least two alkoxy substituents; and b2) optionally at least one tetraalkoxy silane.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
4.
ELECTRODE COMPOSITION FOR ELECTRODES FOR ELECTROCHEMICAL ENERGY STORAGE DEVICES
The present invention relates to an electrode composition for an electrode of a lithium-sulfur-based electrochemical energy storage device, wherein the electrode composition comprises a solvent, in which a binder and a conductive carbon material is provided, wherein the conductive carbon material comprises carbon nanotubes, and wherein the electrode composition further comprises a dispersion aid for dispersing the carbon nanotubes in the composition, wherein the dispersion aid comprises hydrogenated nitrile-butadiene rubber, and wherein the hydrogenated nitrile-butadiene rubber has a molecular weight Mn of > 10 kg/mol to < 83 kg/mol; a molecular weight Mw of > 10 kg/mol to < 245 kg/mol; and a content of acrylonitrile in an amount of < 39 wt.-%.
H01M 4/136 - Électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
H01M 4/1397 - Procédés de fabrication d’électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
A polymer composition comprising at least 95% by weight, based on the total weight of the composition, of at least one curable, oil-extended polybutadiene polymer obtained by blending a polybutadiene polymer with at least one oil, wherein the polybutadiene polymer has a 1,4-cis content of at least 92% and comprises at least 90% by weight, preferably at least 95% by weight, based on the weight of the polymer, of units derived from butadiene, wherein the oil comprises at least one ester of a glycerol and at least one carboxylic acid. Also provided are methods for preparing such compositions.
ARLANXEO HIGH PERFORMANCE ELASTOMERS (CHANGZHOU) CO., LTD. (Chine)
ARLANXEO DEUTSCHLAND GMBH (Allemagne)
Inventeur(s)
Hoch, Martin
Lu, Lucy
Dodevski, Jelena
Hemstede -Van Urk, Marjan
Abrégé
The present invention relates to a binder composite for a binder of an electrode of an electrochemical energy storage device, the binder composite containing a) hydrogenated nitrile rubber; and b) a polycondensate selected from the group consisting of a polyamide having a melting point from 140 °C to 270 oC and a polyester having a melting point from 175 °C to 270 °C; wherein the polycondensate forms domains in the hydrogenated nitrile rubber, wherein the domains have a size D50% below 3 microns within the matrix of the hydrogenated nitrile rubber.
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
7.
3D-PRINTABLE COMPOSITIONS COMPRISING POLYLACTIC ACID AND A CROSSLINKED FUNCTIONAL ETHYLENE-VINYL ACETATE COPOLYMER
A 3D-printable composition in the form of a filament, a granule or a plurality thereof comprising a polymer composition that comprises polylactic acid and a crosslinked ethylene-vinylacetate copolymer having at least one functional groups that is crosslinked. Also provided is a spool comprising wound up onto it the 3D-printable composition in the form of a filament, a process of producing an article by 3D-printing, 3D-printed articles and a process for making the 3D-printable composition.
B29C 64/118 - Procédés de fabrication additive n’utilisant que des matériaux liquides ou visqueux, p. ex. dépôt d’un cordon continu de matériau visqueux utilisant un matériau filamentaire mis en fusion, p. ex. modélisation par dépôt de fil en fusion [FDM]
C08L 31/04 - Homopolymères ou copolymères de l'acétate de vinyle
C08L 67/04 - Polyesters dérivés des acides hydroxycarboxyliques, p. ex. lactones
The invention relates to a functionalized and pre-crosslinked hydrogenated nitrile rubber as a binder in a cathode of a battery cell, to a cathode of a battery cell comprising said polymer, and to a composition comprising said polymer and an organic solvent.
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
C08L 15/00 - Compositions contenant des dérivés du caoutchouc
H01M 4/136 - Électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
H01M 4/50 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
121233, independently from each other, represent an organic residue having hdyrogen atoms and from 1 to 24 carbon atoms and wherein the organic residue optionally further comprise one or more than one heteroatom selected from O, S, N, Si, and combinations thereof; A represents a divalent alkylene unit having from 1 to 6 carbon atoms in the alkylene unit wherein the alkylene group may be unsubstituted or substituted in which case at least one of the hydrogen atoms of the alyklene unit is substituted by an an organic residue 5 comprising hdyrogen atoms and from 1 to 24 carbon atoms and wherein the organic residue optionally further comprises one or more heteroatoms selected from O, S, N, Si and combinations thereof. Also provided are polymers obainable by the process and articles containing the polymers or their cured version and methods of making such articles.
C08C 19/22 - Incorporation d'atomes d'azote dans la molécule
C08C 19/25 - Incorporation d'atomes de silicium dans la molécule
C08F 236/10 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des monomères vinylaromatiques
10.
EVM cathode binders for battery cells using γ-valerolactone as processing solvent
The invention relates to a polymer comprising or essentially consisting of monomer units derived from ethylene, vinylacetate and optionally, a termonomer selected from glycidyl methacrylate, vinyl methac- rylate, and maleic anhydride, wherein the weight content of monomer units derived from vinylacetate is greater than 50 wt.-%, relative to the total weight of the polymer. The polymer is useful for manufactur- ing a cathode for a battery cell. The invention further relates to a cathode of a battery cell comprising the polymer as well as to a composition comprising the polymer and γ-valerolactone.
The invention relates to a polymer comprising or essentially consisting of monomer units derived from 1,3-butadiene, acrylonitrile and optionally, methacrylic acid, wherein the weight content of monomer units derived from 1,3-butadiene is at most 65 wt.-%, relative to the total weight of the polymer. The polymer is useful for manufacturing a cathode for a battery cell. The invention further relates to a cathode of a battery cell comprising the polymer as well as to a composition comprising the polymer and γ-valerolactone.
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/13 - Électrodes pour accumulateurs à électrolyte non aqueux, p. ex. pour accumulateurs au lithiumLeurs procédés de fabrication
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 4/136 - Électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
H01M 4/1391 - Procédés de fabrication d'électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 4/1397 - Procédés de fabrication d’électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
1231231234441231233 is a saturated, linear or branched alkyl carbanion and M is an alkali cation, and wherein the second functional group is a terminal group and comprises at least one group selected from -COOX; -OX; -SX, a plurality thereof and combinations thereof, wherein X represents hydrogen or a cation, and wherein the functionalized diene polymer is a homopolymer or a copolymer of a conjugated diene and wherein the conjugated diene is selected from the group consisting of butadiene, isoprene, isoprene, 1,3-pentadiene, 2,3-dimethylbutadiene, 1-phenyl-1,3-butadiene, 1,3-hexadiene, preferably butadiene. Also provided are methods for producing the polymers, articles obtained from the polymer and methods for making articles with the polymer.
C08C 19/22 - Incorporation d'atomes d'azote dans la molécule
C08C 19/25 - Incorporation d'atomes de silicium dans la molécule
C08C 19/44 - Addition d'un réactif qui réagit avec un hétéro-atome ou un groupe contenant des hétéro-atomes de la macromolécule réagissant avec des métaux ou des groupes contenant des atomes métalliques de polymères contenant des atomes métalliques exclusivement à l'une ou aux deux extrémités du squelette
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 4/136 - Électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
H01M 4/1391 - Procédés de fabrication d'électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 4/1397 - Procédés de fabrication d’électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/52 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
14.
RUBBER COMPOUNDS OF FUNCTIONALIZED CONJUGATED DIENE RUBBERS AND SILICA FILLERS
22 of at least 80% by weight based on the weight of the filler and is obtained from a biomass ash comprising rice husk ash and wherein the conjugated diene polymer is a homopolymer of a conjugated diene or a copolymer of at least one conjugated diene selected from the group consisting of butadiene, isoprene, 1,3-pentadiene, 2,3-dimethyl- butadiene, 1-phenyl-1,3-butadiene, 1,3-hexadiene, and wherein the polymer is functionalized and comprises at least one functional group. Also provided is a method of making a vulcanizable rubber compound comprising combining the conjugated diene polymer with the silica, and a method of making an article comprising subjecting a curable composition comprising the compound and a curing agent capable of curing the conjugated diene polymer to at least one curing reaction. Further provided are articles obtained from the compounds.
Use of an ethylene copolymer for making tire or tire tread compounds, wherein the ethylene-copolymer is a copolymer comprising units derived from ethylene and at least one alpha-olefin monomer having from 3 to 12 carbon atoms, preferably propylene and, optionally, having units derived from at least one non-conjugated diene, and wherein the ethylene copolymer is functionalized to have at least one functional group comprising at least one polar unit selected from a carboxylic acid group (or salts thereof), an anhydride group, an epoxy group, a glycidyl ether group or a combination thereof, and wherein the ethylene-copolymer comprises from 40 to 80 % wt. of units derived from ethylene, preferably from 44 % wt. to 76 % wt. of units derived from ethylene and at least 20% wt. of units derived from one or one alpha-olefin monomer having from 3 to 12 carbon atoms, preferably comprising at least 15% wt. of units derived from propylene. Also provided are compositions comprising the ethylene-copolymer and a conjugated diene polymer, method of making such compositions and articles containing them.
An adhesive composition comprising a moisture-curable polyurethan-based adhesive and a polymer comprising units derived from ethylene and vinyl acetate and having a melt-flow index at 196°C and a load of 2.16 kg of 10 to 250 g/10 min, preferably between 30 and 100 g/10 min, wherein the polymer comprises at least 8% by weight of units derived from ethylene and from 62 to 92 % by weight of units derived from vinyl acetate, wherein the % by weight is based on the total weight of the polymer which is 100%. Also provided are polymers comprising units derived from ethylene and vinylacetate and having a melt-flow index at 196°C and a load of 2.16 kg of 10 to 250 g/10 min, preferably 30 to 100 g/10 min, wherein the polymer comprises at least 8% by weight of units derived from ethylene and from 69 to 92 % by weight of units derived from vinyl acetate, wherein the % by weight is based on the total weight of the polymer which is 100%. Further are provided process for making adhesive compositions, for making bonds and bonded articles.
B32B 27/40 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyuréthanes
C08G 18/12 - Procédés mettant en œuvre un prépolymère impliquant la réaction d'isocyanates ou d'isothiocyanates avec des composés contenant des hydrogènes actifs, dans une première étape réactionnelle utilisant plusieurs composés contenant un hydrogène actif dans le premier stade de la polymérisation
A composition comprising a curable polybutadiene polymer comprising at least 60% by weight, preferably at least 80% by weight of units derived from butadiene, based on the total weight of the polymer, and wherein the polymer has a Mooney viscosity ML 1+4 at 100°C of from 42 to 150 MU and is branched and wherein the polymer satisfies the equation: Mooney viscosity ML 1+4 at 100°C of the polymer / branching degree Δδ of the polymer ≥ 4.6. Also provided are methods of making the polymers and articles obtained with the composition and methods of making articles.
C08L 9/00 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures à diènes conjugués
C08F 4/44 - MétauxHydrures métalliquesComposés organiques de métalLeur utilisation comme précurseurs de catalyseurs choisis parmi les métaux légers, le zinc, le cadmium, le mercure, le cuivre, l'argent, l'or, le bore, le gallium, l'indium, le thallium, les terres rares ou les actinides
C08C 19/20 - Incorporation d'atomes de soufre dans la molécule
18.
POWDEROUS POLYMER BINDER FOR HIGH VISCOUS PROCESSING FOR ANODE MANUFACTURE
A composition comprising a non-spherical powderous cross-linked polymer obtained by grinding, wherein the cross-linked polymer comprises the monomer units 1,3 butadiene, (hydroxyethyl)methacrylate and trimethylolpropane trimethacrylate, and the non-spherical powderous cross-linked polymer has a particle size D(90) of 180 – 450 µm. The compositionfurther comprises a silica anti-caking agent. The compositions are used as binders in anodes of a rechargeable battery.
The present invention relates to an adhesive formulation preferably based on polychloroprene, comprising a preferably bio-based solvent or solvent mixture with a long open time together with a high solution viscosity.
A method of making a polydiene polymer having at least 50 % by weight based on the weight of the polymer of units derived from one or more conjugated diene, wherein the method comprises a polymerization with at least one aliphatic conjugated diene monomer having from 4 to 25 carbon atoms and, optionally, one or more comonomer, wherein the method further comprises using at least one functionalizing comonomer according to formula (1) wherein the functionalising comonomer is either used at the beginning of the polymerization to produce an alpha-functionalized polymer or at the end of the polymerization to produce an omega-functionalized polymer or during the polymerization to produce a backbone-modified polymer, or a combination thereof, and wherein in formula (1), R1and R2are selected independently selected from each other from alkyl residues having from 1 to 12 carbon atoms, which may, optionally, contain one or more ether or halogen atoms, and trialkyl silane residues of formula (2) (R3)(R4)(R5)Si- (2) wherein R3, R4and R5are selected independently from each other from alkyl residues having from 3 to 32 carbon atoms which may, optionally, contain one or more ether or halogen atoms and wherein at least one of R3, R4and R5is branched, and wherein at least one of R1and R2is a trialkyl silane residue of formula (2). Also provided are compositions comprising a polymer obtained by the method, articles comprising a cured polymer and methods of making a cured article.
C08L 15/00 - Compositions contenant des dérivés du caoutchouc
C08C 19/25 - Incorporation d'atomes de silicium dans la molécule
C08F 236/10 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des monomères vinylaromatiques
21.
DIENE RUBBERS PREPARED WITH UNSATURATED SILOXANE-BASED COUPLING AGENTS
Method of making a polydiene rubber comprising (i) polymerizing at least one aliphatic conjugated diene monomer, preferably having from 4 to 25 carbon atoms, to produce polymers having reactive polymer chain ends, (ii) reacting at least some of the reactive polymer chain ends with a coupling agent comprising from 2 to 20 unsaturated siloxane units, preferably from 3 to 15 units, more preferably from 3 to 10 units. Also provided are polydiene rubbers obtained by the method, curable compositions comprising the polydiene rubber and composition comprising the cured polydiene rubber.
Method of making a polydiene rubber comprising (i) polymerizing at least one aliphatic conjugated diene monomer, preferably having from 4 to 25 carbon atoms, to produce a polymer having reactive polymer chain ends, (ii) reacting at least some of the reactive polymer chain ends with a coupling agent comprising from 2 to 20 unsaturated siloxane units, preferably from 3 to 15 units, more preferably from 3 to 10 units, (iii) using at least one functionalization agent for introducing at least one functional group to the polymer, wherein the functional group, preferably, has in addition to C and H atoms at least one heteroatom selected from Si, S, N, O or combinations thereof and wherein (iii) is carried out before, after or during step (ii). Also provided are polydiene rubbers obtained by the method, curable compositions comprising the polydiene rubber and composition comprising the cured polydiene rubber.
n3332322 and salts thereof and combinations thereof; n represents an integer from 1 to 10.000; Ry represents an aromatic or aliphatic, linear, cyclic or branched hydrocarbon or heterohydrocarbon residue having a valency corresponding to n, wherein the heterohydrocarbon residue is a hydrocarbon residue that comprises additionally one or more heteroatoms selected from N, S, Si, O, F, Cl, Br and combinations thereof, and, in case Acg is COOH, Ry can also represent H, and wherein the first functionalized diene polymer is a homopolymer of a conjugated diene or a copolymer of at least one conjugated diene and wherein the at least one conjugated diene comprises butadiene, isoprene, isoprene, 1,3-pentadiene, 2,3-dimethylbutadiene, 1-phenyl- 1,3-butadiene, 1,3-hexadiene, myrcene, ocimenes and farnesene, preferably butadiene and isoprene, more preferably butadiene. Also provided are methods of making such compositions and articles made with such compositions.
A process of making a functionalized diene polymer comprising subjecting a functionalized diene monomer to a polymerization reaction to produce a side-group functionalized polymer wherein the functionalized diene monomer is selected from the group according to formulae (1) to (3) or a combination thereof, wherein a1, a2, a3, a4, a5 independently from each other represent either H or a saturated, unsaturated, linear or branched aliphatic hydrocarbon residue having from 1 to 12 carbon atoms, with the proviso that at least three of a1, a2, a3, a4 and a5 represent H, and wherein X represents a side group according to formula (4), wherein in formula (4) n is selected from 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 or 10, A1, A2, A3, A4 are identical or different and represent oxygen or -NR10R11wherein R10and R1111212 alkyl residue or an aromatic residue with 6 to 20 carbon atoms selected from aryl, alkylaryl or arylalkyl, and wherein at least one of A1 or A2 and at least one of A3 or A4 represents oxygen, R1 and R2 are identical or different and represent saturated or unsaturated, linear or branched divalent alkylenes containing from 1 and up to 20 carbon atoms; R3, R4, R5, R6 are identical or different and represent H, a saturated, linear or branched aliphatic hydrocarbon with 1 to 10 carbon atoms which may contain one or more heteroatoms selected from N, S or O, or an aromatic residue which may contain one or more heteroatoms selected from N, S or O and contains from 5 and up to 20 carbon atoms; R7, R8, R9 are identical or different and represent H, a linear or branched, saturated or unsaturated aliphatic, preferably alkyl, residue containing from 1 and up to 20 carbon atoms, and wherein the polymerization reaction comprises a homopolymerization or a copolymerization, and wherein the functionalized polymer comprises one or more side groups X according to formula (4), wherein the process, optionally, comprises converting the side groups X into side groups Y according to formula (5). Also provided are compositions containing a polymer obtainable by the process, articles obtained with the compositions and methods of making articles.
C08F 136/14 - Homopolymères de composés possédant un ou plusieurs radicaux aliphatiques non saturés, l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées contenant des éléments autres que le carbone ou l'hydrogène
C08F 236/14 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées contenant des éléments autres que le carbone et l'hydrogène
The invention teaches a polymer which consists of monomer units acrylonitrile, 1,3-butadiene and acetoacetoxyethyl methacrylate. The polymer can be an unhydrogenated or a hydrogenated polymer. The invention also teaches a use of the polymer as a positive cathode binder for a rechargeable battery. The polymer according to the present invention has advantages over conventional polymers based at least on polyvinylidene fluoride polymer (PVDF).
12345p166 alkyl and each X and Y may be the same or different in each unit p, or the alkylene group is unsaturated in which case two neighbouring X, or two neighbouring Y, or one neighbouring X and one neighbouring Y jointly represent a carbon-carbon double bond; n represents 3, 4, 5, 6, 7 or 8; x and y are selected independently from each other and either represent 0 or 1 with the proviso that the sum of x+y is either 1 or 2. Also provided are polymers obtained by the process, compositions and compounds containing the polymers and articles made from the compounds. Also provided are methods of making compounds and articles.
A curable, partially hydrogenated butadiene polymer having a hydrogenation degree from 0.5 to 55% and having a total amount of butadiene-derived vinyl groups according to the general formula (I) and trans groups of the general formula (II) of from 0% to 9% by weight based on the total weight of the polymer and wherein the partially hydrogenated polybutadiene polymer is a butadiene polymer comprising at least 50% by weight based on the total weight of the polymer which is 100%, of units derived from 1,3-butadiene. Also provided are a process to make the polymer, compositions containing the polymer and articles obtained by using the polymer.
The present invention relates to a vulcanisable composition for forming a nitrosamine free sulphur modified polychloroprene vulcanisate and to a method for making the same.
An end-group functionalized polymer having one or more end groups according to the general formula (I) wherein R1 represents a saturated or unsaturated, linear or branched, preferably aliphatic, hydrocarbon group having from 1 to 20 carbon atoms which, in addition to C and H, may contain one or more heteroatoms, preferably independently of one another selected from O, N, S or Si; R2, R3 are identical or different and represent saturated or unsaturated hydrocarbon groups having from 1 to 20 carbon atoms and wherein the hydrocarbon group may contain, in addition to C and H atoms, one or more heteroatoms, preferably selected from the group consisting of O, N, S and Si; A represents a residue selected from the group consisting of O-R4-OH, R5-OH and R6-NH- R7, preferably O-R4-OH wherein R4, R5 and R6 represent a saturated or unsaturated linear or branched hydrocarbon group which, in addition to C and H atoms, may contain one or more heteroatoms, independently selected from O, N, S or Si and which contains from 1 to 20 carbon atoms and wherein R7 represents H or a linear or branched or cyclic aliphatic or aromatic hydrocarbon group having from 1 to 20 carbon atoms and which, in addition to C and H atoms, may contain one or more heteroatoms, preferably selected from O, N, S or Si; and wherein the polymer is a homopolymer of a conjugated diene or a copolymer of at least one or more conjugated diene and one or more vinylaromatic monomer and, optionally one or more other comonomers. Also provided are a process for making the polymers and articles made with the polymers.
B60C 1/00 - Pneumatiques caractérisés par la composition chimique, la disposition ou le mélange physique de la composition
C08C 19/30 - Addition d'un réactif qui réagit avec un hétéro-atome ou un groupe contenant des hétéro-atomes de la macromolécule
C08C 19/44 - Addition d'un réactif qui réagit avec un hétéro-atome ou un groupe contenant des hétéro-atomes de la macromolécule réagissant avec des métaux ou des groupes contenant des atomes métalliques de polymères contenant des atomes métalliques exclusivement à l'une ou aux deux extrémités du squelette
C08L 33/06 - Homopolymères ou copolymères des esters d'esters ne contenant que du carbone, de l'hydrogène et de l'oxygène, l'oxygène, faisant uniquement partie du radical carboxyle
C09J 163/00 - Adhésifs à base de résines époxyAdhésifs à base de dérivés des résines époxy
31.
POLYETHERAMINE MODIFIED POLYMER RUBBERS OF ETHYLENE-GLYCIDYLMETHACRYLATE-VINYL ACETATE AND EPOXY RESINS COMPRISING THE SAME
The present disclosure relates to rubber polymers of ethylene-glycidylmethacrylate-vinyl acetate polymer as modifiers in epoxy resins. In particular ethylene-glycidylmethacrylate- vinyl acetate rubber polymers comprising polyetheramine modified glycidyl methacrylate monomer units.
C08C 19/22 - Incorporation d'atomes d'azote dans la molécule
C08C 19/25 - Incorporation d'atomes de silicium dans la molécule
C08C 19/44 - Addition d'un réactif qui réagit avec un hétéro-atome ou un groupe contenant des hétéro-atomes de la macromolécule réagissant avec des métaux ou des groupes contenant des atomes métalliques de polymères contenant des atomes métalliques exclusivement à l'une ou aux deux extrémités du squelette
C08F 236/10 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des monomères vinylaromatiques
C08C 19/22 - Incorporation d'atomes d'azote dans la molécule
C08C 19/36 - Addition d'un réactif qui réagit avec un hétéro-atome ou un groupe contenant des hétéro-atomes de la macromolécule réagissant avec l'oxygène ou des groupes contenant de l'oxygène avec des radicaux carboxyle
C08C 19/44 - Addition d'un réactif qui réagit avec un hétéro-atome ou un groupe contenant des hétéro-atomes de la macromolécule réagissant avec des métaux ou des groupes contenant des atomes métalliques de polymères contenant des atomes métalliques exclusivement à l'une ou aux deux extrémités du squelette
C08F 236/10 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des monomères vinylaromatiques
34.
USE OF VULCANISATES COMPRISING PEG ACRYLATE-HNBR COPOLYMER IN CONTACT WITH PAH
The present invention relates to the use of vulcanisates comprising PEG acrylate-HNBR copolymer for production of components that are in contact with media comprising polycyclic aromatic hydrocarbons (PAHs), wherein the PEG acrylae-HNBR copolymer has a content of nitrile monomer units of 0.1% to 20% by weight. The use of PEG acrylate-HNBR copolymers reduces the increase in hardness on contact of the vulcanisate with PAH-containing medium by comparison with HNBR copolymers having a similar nitrile content.
C08F 236/12 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des nitriles
The present invention relates to vulcanisates comprising hydrogenated nitrile rubber (HNBR) and at least one polycyclic aromatic hydrocarbon (PAH), and to the use thereof as belts, gaskets or hoses.
It provides a binder composition for a cathode of a cell of a lithium-ion battery comprising Ni-Co-containing cathode active material and hydrogenated nitrile butadiene rubber (HNBR) with an average molecular weight of more than 100,000 g/mol to less than 200,000 g/mol, a cathode slurry composition comprising the binder composition, a cathode, a process for manufacturing this cathode, and a lithium-ion battery having one or more cells incorporating this cathode.
What are provided are pulverulent mixtures based on specific nitrile rubbers and at least one separating agent, and also a process for producing vulcanizable mixtures and vulcanizates made from these pulverulent mixtures, and the resultant vulcanizates and their use, especially in tyre treads, where an improvement in wet skid resistance, dry grip and rolling resistance delivers is observed with simultaneously good mixing characteristics.
C08F 236/12 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des nitriles
B60C 1/00 - Pneumatiques caractérisés par la composition chimique, la disposition ou le mélange physique de la composition
C08F 236/14 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées contenant des éléments autres que le carbone et l'hydrogène
The present invention relates to an electrode composition for a cathode of a cell of a lithium-ion battery comprising an epoxy group-containing fluorine-free copolymer, a cathode slurry composition comprising the electrode composition, a cathode, a process for manufacturing this cathode, and a lithium-ion battery having one or more cells incorporating this cathode.
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
The present invention relates to a process for producing PEG acrylate-HNBR copolymer which exhibits excellent processability by latex hydrogenation of PEG acrylate-NBR latex to afford PEG acrylate-HNBR latex and subsequent coagulation.
C08F 4/54 - MétauxHydrures métalliquesComposés organiques de métalLeur utilisation comme précurseurs de catalyseurs choisis parmi les métaux légers, le zinc, le cadmium, le mercure, le cuivre, l'argent, l'or, le bore, le gallium, l'indium, le thallium, les terres rares ou les actinides en mélange avec d'autres de leurs composés
C08F 236/12 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des nitriles
40.
CUTTING TOOL AND METHOD FOR SETTING A TARGET WEIGHT
The present invention relates to a cutting tool (30) for cutting out a core (34) from an elastomer body (14) made from an elastic material, in particular synthetic caoutchouc, comprising a cutting tube (38) for driving into the elastomer body (14), the cutting tube (38) having, at a cutting end (42), a circumferentially continuous, substantially circular cutting edge (44), and comprising at least one cutting blade (52), projecting radially inwards from the cutting tube (38), for cutting, at least partly, into the core (34). Owing to the geometry of the cutting tool (30), a predefined core (34) can be conveyed out of the interior of the elastomer body (14) in an automated process as a result of a pressure force applied from inside via the cutting blade (52), such that it is made possible to set a desired target weight of an elastomer body (14) in an inexpensive and precise manner.
B26D 7/30 - Moyens pour exécuter d'autres opérations en combinaison avec la coupe pour peser le produit coupé
B26D 5/00 - Dispositions pour manœuvrer et commander les machines ou les dispositifs de coupe, découpage, poinçonnage, perforation ou séparation autrement que par coupe
B26D 1/28 - Coupe d'une pièce caractérisée par la nature ou par le mouvement de l'élément coupantAppareils ou machines à cet effetÉléments coupants à cet effet comportant un élément qui ne suit pas le mouvement de la pièce ayant un élément coupant se déplaçant autour d'un axe avec un élément coupant non circulaire se déplaçant autour d'un axe sensiblement perpendiculaire à la ligne de coupe et tournant sans arrêt dans le même sens pendant la coupe
B26F 1/44 - Outils de coupe à cet effetMatrices à cet effet
B26D 1/00 - Coupe d'une pièce caractérisée par la nature ou par le mouvement de l'élément coupantAppareils ou machines à cet effetÉléments coupants à cet effet
41.
PROCESS FOR PREPARING HNBR SOLUTIONS WITH ALTERNATIVE SOLVENTS
The present invention relates to a process for preparing solutions of hydrogenated nitrile-diene copolymer, wherein the nitrile-diene copolymer dissolved in an ether-containing or ketone-containing solvent mixture is subjected to hydrogenation conditions. The invention further relates to solutions of hydrogenated nitrile-diene copolymer (HNBR solutions) comprising CPME as solvent, and to the use of HNBR solutions in CPME-containing solvent mixtures as binder in electrodes.
C08F 236/12 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des nitriles
B01J 31/00 - Catalyseurs contenant des hydrures, des complexes de coordination ou des composés organiques
42.
CATALYST SYSTEM CONTAINING A METATHESIS CATALYST AND AT LEAST ONE PHENOLIC COMPOUND AND A PROCESS FOR METATHESIS OF NITRILE-BUTADIENE RUBBER (NBR) USING THE CATALYST SYSTEM
The present invention relates to a catalyst system containing a metathesis catalyst containing at least one N-heterocyclic carbene ligand and at least one phenolic compound and to a process for performing the metathesis on nitrile rubbers for reducing their molecular weight using a metathesis catalyst containing at least one N-heterocyclic carbene ligand (NHC ligand) and at least one phenolic compound.
B01J 31/02 - Catalyseurs contenant des hydrures, des complexes de coordination ou des composés organiques contenant des composés organiques ou des hydrures métalliques
B01J 31/18 - Catalyseurs contenant des hydrures, des complexes de coordination ou des composés organiques contenant des complexes de coordination contenant de l'azote, du phosphore, de l'arsenic ou de l'antimoine
The present invention relates to the use of specific catalysts for the metathesis degradation of nitrile rubber (NBR). The invention further relates to a method for preparing nitrile rubber with reduced molecular weight using specific catalysts.
B01J 31/12 - Catalyseurs contenant des hydrures, des complexes de coordination ou des composés organiques contenant des composés organiques ou des hydrures métalliques contenant des composés organométalliques ou des hydrures métalliques
This invention relates to a novel process for selectively and efficiently hydrogenating nitrile rubber in the presence of specific complex catalysts system comprising an NHC-ligand comprising Ru-complex catalyst and a specific hydrogenation enhancer.
The present invention relates to a method for producing hydrogenated nitrile rubber (HNBR) having good ageing properties in the presence of ruthenium, palladium or rhodium compounds and also to the hydrogenated nitrile rubber produced by this method and HNBR compositions thereof.
The present invention relates to a sealing compound, in particular a tyre sealing compound, comprising a specific crosslinked butyl rubber and the use thereof as well as a process for producing said sealing compound.
B01J 31/18 - Catalyseurs contenant des hydrures, des complexes de coordination ou des composés organiques contenant des complexes de coordination contenant de l'azote, du phosphore, de l'arsenic ou de l'antimoine
The present invention relates to the use of a vulcanisable composition comprising HNBR- PEG acrylate copolymer for production of vulcanisates that are in contact with coolant. The invention further relates to the use of a vulcanisate produced from a vulcanisable composition comprising HNBR-PEG acrylate copolymer as a component part, preferably as a gasket or as a hose, in contact with coolant.
This invention relates to novel hydrogenation catalyst compositions obtainable from reacting metal-based complex hydrogenation catalysts, preferably (annellated) iminovinyloxy Ru species such as known by the trade names Umicore M41 or Umicore M42, with specific co-catalysts such as ethyl vinyl ether (EVE) and to a process for selectively hydrogenating nitrile rubbers in the presence of such novel hydrogenation catalyst compositions, optionally with prior metathetic decrease of molecular weight.
B01J 31/02 - Catalyseurs contenant des hydrures, des complexes de coordination ou des composés organiques contenant des composés organiques ou des hydrures métalliques
Disclosed is a contact adhesive composition, comprising polychloroprene and, based on the polychloroprene content, 10 to 99 wt% of ethylene-vinyl acetate copolymer exhibit outstanding adhesion to substrates such as ethylene-vinyl acetate copolymers, thermoplastic elastomers or flexible PVC. The contact adhesive composition is especially suitable for use in the bonding of articles, preferably articles in which at least part of the articles to be bonded consists of polyurethane, flexible PVC, ethylene-vinyl acetate copolymers and/or thermoplastic elastomers. This allows the adhesive composition to be employed widely in the footwear industry, for the bonding of roofing membranes containing flexible PVC, ethylene-propylene-diene rubber (EPDM) and/or ethylene-vinyl acetate copolymers, or for the bonding of synthetic leather based on flexible PVC.
The present invention relates to a process for the hydrogenation of the carbon-carbon double bonds in nitrile butadiene rubber which is present in latex form, this means as a suspension of nitrile butadiene rubber particles in an aqueous medium, using a hydrogenation catalyst in the presence of an emulsifier.
C08F 236/12 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des nitriles
C08K 5/098 - Sels métalliques d'acides carboxyliques
C08F 4/80 - MétauxHydrures métalliquesComposés organiques de métalLeur utilisation comme précurseurs de catalyseurs choisis parmi les métaux non prévus dans le groupe choisis parmi les métaux du groupe du fer ou les métaux du groupe du platine
The present invention relates to vulcanizable compositions that contain HNBR rubber, polyamide and peroxidic crosslinkers and optionally light fillers and antioxidants, to the vulcanized products thereof and to the use thereof for the production of shaped parts.
The invention relates to nitrile-diene-carboxylic acid ester copolymers, to the production thereof, to vulcanisable compositions containing nitrile-diene-carboxylic acid ester copolymers and the production thereof, and to vulcanised materials based on nitrile-diene-carboxylic acid ester copolymers and the use thereof in elastomer components.
C08F 236/12 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des nitriles
The present invention relates to a process for producing nitrile rubbers having a lower molecular weight by metathesis of a first nitrile rubber in the presence of specific ruthenium complex catalysts which comprise special N-heterocyclic carbene ligands.
The present invention relates to vulcanizable compositions that contain hydrogenated nitrile rubber, synthetic graphite and/or alumina and a crosslinking agent, to the vulcanized products thereof and to their use as components.
The present invention relates to (halogenated) copolymer vulcanizates and the use thereof in devices such as seals, tank linings, o-rings or hoses which are in contact with liquid medium comprising oxymethylene ether.
The invention relates to vulcanizable compositions containing hydrogenated nitrile rubber, non-silanized mineral filler, less than 20 phr carbon black and peroxidic cross-linking agent. The invention further relates to the production of such vulcanizable compositions, to vulcanizates produced therefrom and to the use thereof as molded parts that are in contact with acidic media containing both organic and inorganic acids, preferably seals, belts and hoses that are in contact with blow-by gas or exhaust-gas-recirculation gas or the condensate thereof.
The present invention relates to vulcanizable compositions comprising hydrogenated nitrile-diene-carboxylic ester copolymer and silica, to the production thereof and to vulcanizate, and to the use thereof in gaskets and belts.
A star-branched diene rubber, the process for making such a rubber and its use in high impact polystyrene (HIPS) and acrylonitrile butadiene styrene (ABS) polymers.
C08C 19/40 - Addition d'un réactif qui réagit avec un hétéro-atome ou un groupe contenant des hétéro-atomes de la macromolécule réagissant avec l'oxygène ou des groupes contenant de l'oxygène avec des radicaux époxyde
C08C 19/44 - Addition d'un réactif qui réagit avec un hétéro-atome ou un groupe contenant des hétéro-atomes de la macromolécule réagissant avec des métaux ou des groupes contenant des atomes métalliques de polymères contenant des atomes métalliques exclusivement à l'une ou aux deux extrémités du squelette
C08F 236/04 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées
C08L 9/00 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures à diènes conjugués
It is provided an inspection apparatus (10) for visual inspecting elastic particles comprising a conveyor belt (12) for feeding a plurality of particles, particularly in mainly horizontal direction, a fall channel (14) for letting the particles fall downwards due to gravity, wherein the fall channel (14) is arranged downstream the conveyor belt (12), and at least one flap (16) for stopping a horizontal portion of the movement of the particles leaving the conveyor belt (12), wherein the at least one flap (16) is arranged downstream the conveyor belt (12), wherein the flap (16) is resilient in horizontal direction for dissipating at least a part, particularly a majority, of the kinetic energy of the particle aligned in horizontal direction. Due to the resilient flaps (16) a horizontal rebounding of the elastic particles is reduced, so that a sorting out of unwanted particles out of a plurality of elastic particles during a visual inspection with a good accuracy is enabled.
The invention relates to a reactor and to a method for continuous polymerisation, in which said reactor for the continuous production of polymers, particularly synthetic rubbers, contains at least one substantially tubular reactor housing (4), wherein said reactor housing (4) has a drive shaft (30) that is connected to at least one agitator (38) arranged such that it can rotate inside the reactor housing (4), and the agitator contains at least one, and preferably two, three or four helical mixing elements (24) which are designed to be preferably close to the wall or to come into contact with the wall.
The invention relates to an efficient process for the preparation of isoolefin polymers such as polyisobutene or butyl rubber by polymerization of a liquid medium comprising the monomer(s) and ethane or carbon dioxide that is substantially dissolved therein.
The invention relates to an extruder system for degassing a mixture (5), comprising a first extruder (1), a second extruder (2) arranged downstream of the first extruder (1) and a transfer zone (6) formed between these extruders, characterised by a pressure regulating device which can regulate the pressure at the outlet of the first extruder (1).
B29B 7/42 - MélangeMalaxage continu, avec dispositifs mécaniques de mélange ou de malaxage avec dispositifs de mélange ou de malaxage mobiles rotatifs avec un seul arbre à vis ou à vis sans fin
B29B 7/48 - MélangeMalaxage continu, avec dispositifs mécaniques de mélange ou de malaxage avec dispositifs de mélange ou de malaxage mobiles rotatifs avec plus d'un arbre à dispositifs à engrènement, p. ex. à vis qui s'engrènent
64.
PROCESS FOR THE PRODUCTION OF ISOOLEFIN POLYMERS WITH IMPROVED INITIATOR SYSTEM PREPARATION
The invention relates to an efficient process for the preparation of isoolefin polymers such as polyisobutene or butyl rubber by polymerization of isobutene and optionally further monomers in the presence of an initiator system prepared by continuously contacting at least one boron or aluminium compound and at least one initiator.
The present disclosure relates to an all-solid-state lithium-ion battery produced by applying onto a substrate a slurry in which an active material, a conductive material, a sulfide-based solid-state electrolyte, a binder and a solvent are mixed, characterized in that the binder is a hydrogenated acrylate-nitrile-butadiene rubber (H-ANBR) which comprises remaining double bonds in an amount of more than 0% and not more than 5.5% based on the total amount of the H-ANBR.
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
The present invention relates to vulcanizable compositions containing HXNBR latex and polyfunctional epoxide, to methods for the vulcanization of vulcanizable compositions, and to moldings of HXNBR vulcanisates.
In-chain phosphine- and/or phosphonium- containing diene-polymers, the preparation and use thereof, as well as vulcanizable rubber compounds comprising such polymers, and their use for the production of moldings in particular in the production of tires.
C08F 212/14 - Monomères contenant un seul radical aliphatique non saturé contenant un cycle substitué par des hétéro-atomes ou des groupes contenant des hétéro-atomes
C08F 230/02 - Copolymères de composés contenant un ou plusieurs radicaux aliphatiques non saturés, chaque radical ne contenant qu'une seule liaison double carbone-carbone et contenant du phosphore, du sélénium, du tellure ou un métal contenant du phosphore
C08C 19/25 - Incorporation d'atomes de silicium dans la molécule
C08F 2/38 - Polymérisation utilisant des régulateurs, p. ex. des agents d'arrêt de chaîne
C08L 9/00 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures à diènes conjugués
A delayed sealing compound comprising inventive sealing gel, a process for producing this sealing compound, and the use of sealing compounds in tyres with warning ability.
A sealing compound comprising an inventive extended sealing gel, a process for producing this sealing compound, the use of sealing gels in sealing compounds, and the use of sealing gel-containing sealing compounds in tyres
A polymer based sealing compound applied to vehicle tyres for the reduction of tyre noise, a process for producing such sealing compounds, and the use thereof in tyres for noise reduction.
A polymer based sealing compound which is foamed, which is applied to vehicle tyres for the reduction in weight and improvement of driving dynamics, a process for producing such foamed sealing compounds, and the use thereof in tyres.
Disclosed are novel vulcanizable rubber mixtures, comprising a) at least one double-bond-containing rubber, b) at least 30 % by volume, relative to the rubber mixture, of carbon fibers having an average fiber length of 5 to 550 µm and an average aspect ratio of 10 to 100, and c) at least one cross-linking agent.
This invention relates to a power transmission belt comprising a hydrogenated nitrile-butadiene-PEG acrylate copolymer containing a) 25% to 38% by weight, preferably 27% to 37% by weight and more preferably 29% to 36% by weight of at least one α,β- ethylenically unsaturated nitrile unit, b) 40% to 60% by weight, preferably 42% to 58% by weight and more preferably 44% to 59% by weight of at least one conjugated diene unit and c) 10% to 25% by weight, preferably 11% to 22% by weight and more preferably 12% to 20% by weight of at least one PEG acrylate unit derived from a PEG acrylate of the general formula (I), where R is hydrogen or branched or unbranched C1-C20-alkyl, preferably methyl, ethyl, butyl or ethylhexyl, n is 1 to 8, preferably 2 to 8, more preferably 2 to 5 and most preferably 3 and R1 is hydrogen or CH3-, where the hydrogenated nitrile-butadiene-PEG acrylate copolymer, if n is 1, does not contain any further copolymerizable monomer unit having a free carboxylic acid group.
The invention relates to hydrogenated nitrile-diene-carboxylic acid ester copolymers, to the production thereof, to vulcanizable mixtures containing hydrogenated nitrile-diene-carboxylic acid ester copolymers and to the production thereof, and to vulcanized material based on hydrogenated nitrile-diene-carboxylic acid ester copolymers and use thereof in belts.
C08F 236/12 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des nitriles
75.
USE OF VULCANIZABLE COMPOSITIONS AND VULCANIZATES IN CONTACT WITH COOLANT, COMPRISING SILANE-COATED WOLLASTONITE
The present invention relates to a process for producing a vulcanizate which is in contact with coolant and to the use of a vulcanizable composition comprising rubber, silane-coated wollastonite and peroxide compound for production of vulcanizates in contact with coolant. The invention further relates to a process for production and to the use of a vulcanizate produced from a vulcanizable composition comprising rubber, silane-coated wollastonite and peroxide compound as a component part, preferably as a seal or as a hose, in contact with coolant.
The invention relates to hydrogenated nitrile butadiene-PEG-acrylate co-polymers, to the production thereof, to vulcanizable mixtures containing hydrogenated nitrile-butadiene-PEG-acrylate copolymers and to the production thereof, and to vulcanized material based on hydrogenated nitrile-butadiene-PEG-acrylate.
The invention relates to vulcanizable compositions based on hydrogenated nitrile rubber, containing a mineral filler with a specified surface area (N2 surface area) of less than 10 m2/g containing at least 40 wt.% of silicate (SiO2) and at least 10 wt.% of aluminum oxide (Al2O3), a basic sodium silicate, and a crosslinking system based on radical donors. The invention further relates to the production of such vulcanizable compositions, to vulcanized products produced therefrom, and to the use thereof in particular in seals, belts, roller coverings, tubes, and cables.
Essentially ETU-free cross linkable compositions comprising chloroprene rubber, a cross- linker and a vulcanization accelerator, which have a defined content of ions from the second or third main group and resinate anions and thus possesses improved curing characteristics, a process for vulcanization of such compositions and vulcanizates obtained thereby.
Essentially ethylene thiourea free cross linkable composition comprising a chloroprene rubber having defined contents of cations from the second or third main group and resinate anions are provided, which possess improved curing characteristics for increased productivity and lower vulcanization temperatures for energy-saving manufacturing methods and vulcanizates obtained by using said chloroprene rubber.
C08F 36/18 - Homopolymères ou copolymères de composés contenant un ou plusieurs radicaux aliphatiques non saturés, l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées contenant des éléments autres que le carbone et l'hydrogène contenant des halogènes contenant du chlore
The invention relates to specific nanocomposite comprising at least one layer silicate and at least one rubber, to a method for the production thereof and to various products based on these nano-composite.
Polymer masterbatch compositions, the production and use thereof, as well as vulcani- zable rubber compounds comprising these masterbatch compositions, and their use for the production of moldings in the production of tires.
The present invention relates to: • a sealing gel having a Mooney viscosity (ML1 +4@100°C) in the range from 100 MU to 170 MU, • a sealing compound comprising inventive sealing gel, • a process for producing this sealing compound, • the use of sealing gels for improving viscoelastic properties in sealing compounds, and • the use of sealing gel-containing sealing compounds for improving rolling resistance properties in tyres having sealing layers.
B60C 1/00 - Pneumatiques caractérisés par la composition chimique, la disposition ou le mélange physique de la composition
C08F 216/12 - Copolymères de composés contenant un ou plusieurs radicaux aliphatiques non saturés, chaque radical ne contenant qu'une seule liaison double carbone-carbone et l'un au moins étant terminé par un radical alcool, éther, aldéhyde, cétone, acétal ou cétal par un radical éther
The present invention relates to copolymerisates of ethylene, alkyl carboxylic acid vinyl esters and further special unsaturated carboxylic acid esters which have a reduced glass transition temperature compared to copolymerisates of ethylene and alkyl carboxylic acid vinyl esters. The invention further relates to the preparation and use thereof, to vulcanizable mixtures containing the copolymerisates according to the invention, to their crosslinking and to vulcanizates and molded bodies that are obtainable therefrom.
The present invention relates to the use of copolymerisates of alkylacrylates, special unsaturated carboxylic acid esters and optionally ethylene, which have a lower glass temperature while having at the same time a high oil resistance, for the production of vulcanizable mixtures, their crosslinking and vulcanized products and molded bodies obtained therefrom.
C08F 220/18 - Esters des alcools ou des phénols monohydriques des phénols ou des alcools contenant plusieurs atomes de carbone avec l'acide acrylique ou l'acide méthacrylique
The invention relates to pulverulent mixtures containing at least one nitrile rubber and at least one separating agent which are characterized by a specified mean particle diameter. Said mixtures have a particularly low emission level and are extremely suitable for the production of materials and components for indoor applications.
C08F 236/12 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des nitriles
The present invention relates to ruthenium- or osmium-based complex structures, to the synthesis thereof and their use as catalysts for hydrogenating unsaturated substrates. The claimed complexes are described by formula (I): wherein M represents ruthenium or osmium X represents F, CI, Br,, -OH, -CF3, pyridine, -OC6H5, -CF3COO", - CH3SO3 -or -BF4 1 L represents a N-heterocyclic carbene (NHC) ligand, L2 represents a phosphine ligand, R1 represents hydrogen R2 represents alkyl, cycloalkyi, aryl (subst. or unsubst.)
The present invention relates to a tubular reactor (14) for multi-phase polymerisation, in particular for the production of butyl rubber, said reactor comprising: a tubular piece (16) for limiting a reactor volume radially between an inlet (18) and an outlet (20); a stirrer (22) for generating a flow (27) in the radial direction of the tubular piece (16), wherein the stirrer (22) is dimensioned and operable such that a centrifugal force can be imparted to the flow (27), which force generates a concentration distribution in a radial direction inside the tubular piece (16); and comprising an outlet line (32) for removing a concentrated radially inner part (30) of the flow (27, 28). By means of the concentration of polymer particles in the radially inner part (30) of the flow (27, 28), adhesion of the polymer particles to the tubular piece (16) is prevented, such that the risk of a blockage is reduced.
Modified diene polymers containing heteroatoms are disclosed, as is their production, rubber mixtures comprising these modified diene rubbers, and to their use for the production of rubber vulcanizates, which serve, in particular, for the production of rubber moldings and the production of tires.
C08C 19/14 - Incorporation d'atomes d'halogène dans la molécule par réaction avec des halogènes
B60C 1/00 - Pneumatiques caractérisés par la composition chimique, la disposition ou le mélange physique de la composition
C08C 19/20 - Incorporation d'atomes de soufre dans la molécule
C08C 19/44 - Addition d'un réactif qui réagit avec un hétéro-atome ou un groupe contenant des hétéro-atomes de la macromolécule réagissant avec des métaux ou des groupes contenant des atomes métalliques de polymères contenant des atomes métalliques exclusivement à l'une ou aux deux extrémités du squelette
The invention relates to particulate compositions that are solid at 20°C, containing at least one copolymer based on at least the following comonomers a) to d): a) conjugated diene, b) α,β-unsaturated nitrile, c) at least one polyfunctional radically polymerizable comonomer, and d) at least one carboxy-, hydroxy-, epoxy-, and/or amino-group-functional radically polymerizable comonomer, which have an average particle diameter of the primary particles of 5 to 500 nm, characterized in that said compositions have a pourability according to EN DIN 6186:1998 (funnel diameter 15 mm) of at most 33 s.
C08F 236/12 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des nitriles
B01D 1/24 - Évaporation par amenée d'une pellicule liquide au contact d'une surface chauffée pour obtenir des solides secs
A stuffing screw (2) for use in an extruder system comprises a housing (7) and at least one screw conveyor (5) mounted rotatably inside the housing (7), wherein a conveying space is formed between an inner side of the housing (7) and the screw conveyor (5). The stuffing screw (2) is characterized in that the inner side of the housing (7) is provided, at least in one section, with one or more depressions, in particular in the form of a groove (13).
B29C 47/00 - Moulage par extrusion, c. à d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désirée; Appareils à cet effet (moulage par extrusion-soufflage B29C 49/04)
B29C 47/08 - Eléments constitutifs, détails ou accessoires; Opérations auxiliaires
The invention relates to color-stable, low-salt nitrile rubbers and to a process for their manufacture under specific conditions for the coagulation and/or washing of the nitrile rubber. The invention further relates to the corresponding vulcanizable mixtures based on said nitrile rubber, to a method for the manufacture of vulcanized products made of said mixtures, and to the resultant vulcanized products having excellent processing properties.
C08C 1/15 - Coagulation caractérisée par les coagulants utilisés
C08F 236/12 - Copolymères de composés contenant plusieurs radicaux aliphatiques non saturés et l'un au moins contenant plusieurs liaisons doubles carbone-carbone le radical ne contenant que deux doubles liaisons carbone-carbone conjuguées avec des nitriles
The invention relates to a method for the preparation of 1,3-butadiene by En-In metathesis on at least one transition metal catalyst of the element ruthenium.
C07C 2/02 - Préparation d'hydrocarbures à partir d'hydrocarbures contenant un plus petit nombre d'atomes de carbone par addition d'hydrocarbures non saturés entre eux
The invention relates to vulcanizable compositions containing epoxy group-containing ethylene-vinyl acetate copolymers with a content of polymerized vinyl acetate of at least 35 wt.%, a content of polymerized ethylene of at least 10 wt.% and a content of polymerized epoxy group-containing monomers of 0.5 to 6.2 wt.%, a crosslinking auxiliary agent and a crosslinking agent having a molar mass of less than 2000 g/mol, in the form of a polycarboxylic acid, a polycarboxylic acid ester, a polycarboxylic acid anhydride or a mixture thereof. The invention also relates to a process for the vulcanization thereof, the thus obtained vulcanizates and the use thereof.
The present invention relates to a process for the reduction of nitrile groups of partially or completely hydrogenated nitrile rubber to amino groups by hydrogenation in the presence of a Raney-cobalt catalyst.
The present invention is related to a process for the preparation of polymers containing amino groups by hydrogenation of nitrile groups containing polymers by heterogeneous catalysis.
Novel rubbers are provided which are stabilized by a specific combination of at least three different anti ageing compounds. Said rubbers dispose of an increase storage stability as well as an improved colour stability over the short term as well as over the long term. The invention also relates a process for producing said novel rubbers, vulcanizable mixtures based thereon, a process for producing vulcanizates from these mixtures and the vulcanizates obtained.
Disclosed are novel hydrogenated nitrile rubbers which contain phospine oxides and/or diphosphine oxides and a specific content of halogens and which allow vulcanizable mixtures and corresponding vulcanized products with improved moduli and compression set values to be achieved. Said novel hydrogenated nitrile rubbers are obtained by a production method, in which the hydrogenated nitrile rubbers are reacted with at least one specific sulphur compound.
The invention relates to novel hydrogenated nitrile rubber which has a specific phenol content, to a method for the production thereof, vulcanisable mixtures based thereon and vulcanisates obtained therefrom. Said vulcanisates are characterized in that they have a particularly good module level and compression set value in addition to very good storage stability.
The invention concerns the preparation of new phenol-containing nitrile butadiene rubbers having a specific phenol content, a method for producing same, vulcanisable mixtures based thereon, and vulcanised materials thus obtained. The vulcanised materials are characterised by good stability in storage, moduli and elongation at break.
The invention relates to novel hydrogenated nitrile rubbers which, in addition to reduced contents of phosphines and/or diphosphines, comprise phosphine oxides and a special content of halogens, and which allow the production of vulcanizable mixtures and corresponding vulcanized products that have improved moduli and compression set values and good values for the heat build-up under dynamic loading. These novel hydrogenated nitrile rubbers are obtained by a particular production method, the hydrogenated nitrile rubbers being reacted with at least one particular oxidant.