A continuous or semi-continuous process for producing a product mixture comprising tertiary and secondary mercaptans includes: reacting a first olefin stream including an asymmetric branched olefin/oligomer with a first sulfhydryl source stream in the presence of a catalyst to provide an intermediate stream comprising tertiary and secondary mercaptans; reacting a second olefin stream including a linear alpha-olefin with a second sulfhydryl source stream to provide a crude stream including linear and/or branched primary mercaptans and secondary mercaptans; separating the secondary mercaptans and optionally some or all of the linear and/or branched primary mercaptans from the crude stream to form a make-up stream; and combining at least a portion of the make-up stream with the intermediate stream to produce the product mixture including tertiary mercaptans, secondary mercaptans, and optionally linear and/or branched primary mercaptans. An apparatus to perform the process is also provided.
C07C 319/04 - Preparation of thiols, sulfides, hydropolysulfides or polysulfides of thiols by addition of hydrogen sulfide or its salts to unsaturated compounds
nn- moieties in which n is at least 3 and comprising from 9 wt% to 45 wt% sulfur content, based on a total weight of the poly sulfide. A method for separation of minerals in an ore is also provided. The method can include introducing into a separation apparatus the components of the froth flotation composition and separating some or all of the ore into a plurality of minerals, such as to form a mineral concentrate.
A method for synthesizing fluoromethane from chloromethane and at least a 150% stoichiometric excess of hydrogen fluoride is provided, as is a fluoromethane product composition. The method includes contacting the reactants in gas phase in a reactor in the substantial absence of chromium but optionally in the presence of solid support particles; controlling conditions in the reactor to foster 3-30% reaction conversion of the reactants to form a reactor output stream; separating unreacted chloromethane and hydrogen fluoride out from the reactor output stream to form a recycle stream, with at least a portion of the remaining components of the reactor output stream forming a crude intermediate stream comprising fluoromethane product and hydrogen chloride by-product; recycling at least a portion of the recycle stream back to the reactor; removing by-product hydrogen chloride from the crude intermediate stream to form a fluoromethane product stream; and optionally purifying the fluoromethane product stream.
A multistage aqueous emulsion polymer is provided that includes a) a first stage polymer having a Tg from -10°C to -50°C and a second stage polymer having a Tg less than the Tg of the first stage polymer, where at least one of the first or second stage polymers includes at least one C1-C20 alkyl (meth)acrylate. When the multistage emulsion polymer is formulated into a caulk composition that has substantially no plasticizers and/or no polyurethane, the caulk composition meets the requirement of a Class 35 caulk according to ASTM C719-22.
Disclosed is an integrated electrode separator comprising an electrode and a composite in-situ separator CIS and where the separator comprises a) a binder resin, b) inorganic particles P1, and c) second inorganic particles P2, the integrated electrode separator having an open porous structure and the number average secondary particle size of P1 is less than 0.5 micron, and the number average particle size of P2 is greater than 1.0 micron. Also provided is a method of making the integrated electrode separator and the application of the integrated electrode separator in a battery or electrochemical cell.
An aqueous polymer emulsion including, as polymerized monomers: a) at least one ethylenically unsaturated monomer of structure (I) where the structure I has at least 63% biocarbon content determined by ASTM 6866-22 Method B; b) an aryl-containing ethylenically unsaturated monomer, a C2-C6 ethylenically unsaturated monomer, or a combination thereof; c) a phosphorus-containing free-radical polymerizable monomer, different from monomer a) and monomer b); d) optionally, a free radical polymerizable monomer, including a beta dicarbonyl functionality; e) optionally, a free radical polymerizable polyethylenically unsaturated monomer; wherein the polymer: includes at least 22% biocarbon content determined by ASTM 6866-22 Method B; and has a minimum film forming temperature of less than 30°C as determined by ASTM D2354-10.
C08F 2/24 - Emulsion polymerisation with the aid of emulsifying agents
C08F 220/18 - Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
A coating composition comprising a latex polymer is described, where the latex polymer (i.e., an aqueous polymer dispersion) is formed from monomers comprising, consisting essentially of, or consisting of a monomer of Formula (1) and a monomer of Formula (2) as defined, wherein a molar ratio of the monomer of Formula (1) to the monomer of Formula (2) is 1:99 to 99:1. Also described is a substrate coated by the coating composition and a process for preparing the latex polymer.
C08F 230/02 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing phosphorus
C09D 133/04 - Homopolymers or copolymers of esters
A dry to the touch delivery system for a peracetic acid composition is produced. The dry to the touch delivery system for a peracetic acid composition includes a dry powder that releases the peracetic acid quickly and completely when needed. The dry to the touch delivery system for a peracetic acid composition may be produced by combining a liquid peracetic acid or a solution of the peracetic acid composition in liquid with an inorganic solid support that is inert to the peracetic acid and is capable of adsorbing large amounts of the liquid peracetic acid or solution of the peracetic acid composition in liquid while remaining dry to the touch. The dry to the touch delivery system for a peracetic acid composition can be formulated in preparations of powders, liquids, foams, sprays, fogs, gels, ointments, creams, sticks, or pastes that can be utilized in a variety of applications
The invention relates to novel linear, semi-crystalline, functional fluoropolymers that have been obtained by copolymerizing a fluorinated vinylic monomer and a hydrophilic monomer chosen from vinyl alkyl acids, vinyl phosphonates, functional acrylamides, carbonates, vinyl ethers, alkoxy compounds, and double hydrophilic group monomers.
A process is described for the preparation of voided latex particles having a volume average particle size of greater than 1 µm and a particle blowout level below 50%. The voided latex particles so prepared and articles containing the voided latex particles are also described.
There is provided a method for increasing the bulk density of low bulk density materials by gently admixing a low bulk density material and a liquid and thereafter removing substantially all of the liquid, for example, by evaporation.
An aqueous dispersion of acrylic modified fluoropolymer particles which includes a fluoropolymer portion and an acrylic portion, where the acrylic portion includes at least one polydialkylsiloxane functional monomer copolymerized with acrylate monomers. A method of preparing the acrylic modified fluoropolymer particles is also provided.
C08L 33/08 - Homopolymers or copolymers of acrylic acid esters
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
A polymer including a residue of a chain transfer agent and a polymerized monomer is provided. The monomer can include (meth/eth/prop)acrylamide or derivative thereof; (meth/eth/prop)acrylic acid or acidic derivative thereof; C1-C18 alkyl (meth/eth/prop)acrylate; hydroxy-functional C1-C18 alkyl (meth/eth/prop)acrylate; or a combination thereof. The chain transfer agent can be water compatible. The chain transfer agent can include homocysteine or derivatives thereof; C2-C18 mono- and di-thiols; C3-C12 ethylene glycol-based mono- and di-thiols; thioglycolic acid or derivative thereof; or the like; or a combination thereof. At least one polymer terminal end of the polymer can include the residue of the chain transfer agent. A link between the polymer terminal end and the residue of the chain transfer agent can include a sulfur atom. A method of preparing such a polymer is also provided.
Organodisulfides blends having heterogenous moieties of carbon chain length from 8 to 18 are useful stabilizers for polymer compositions, wherein the tendency of a polymer to degrade when exposed to environmental conditions such as heat, light and oxygen may be ameliorated by the incorporation of the heterogeneous organodisulfide blend.
A sealant composition is provided. The composition includes A) at least one carrier including water; B) an elastomeric acrylate polymer; C) at least one surfactant; D) optionally at least one rheology modifier; E) optionally at least one filler; F) optionally at least one freeze-thaw stabilizer; G) optionally at least one adhesion promotor. The elastomeric polymer B) in a form of a dispersion in the carrier A) and includes one or more C6-C10 alkyl(meth)acrylate monomers and one or more C1-C5 alkyl(meth)acrylate monomers. The C6-C10 alkyl(meth)acrylate monomers have a biocarbon content of 40% or more as determined by ASTM 6866-22 Method B. The elastomeric acrylate polymer has a biocarbon content of 22% or more determined by ASTM 6866-22 Method B.
An aqueous polymeric dispersion of a copolymer including monomers a), b), c), and d). Monomer a) has Structure (I): where R1is hydrogen or a methyl group; and R2 is a C1-C8 non-cyclic alkyl group. Monomer b) is an ethylenically unsaturated monomer other than a) selected from C1-C8 alkyl (meth)acrylates, ethylene, vinyl acetate, vinyl versatate, styrene, styrene derivatives, or combinations thereof. Monomer c) is an ethylenically unsaturated monomer including a functional group selected from carboxylate, phosphate, phosphonate; sulfonate, and/or acid, and/or salt, and/or anhydride forms thereof; hydroxyl; silane; or combinations thereof. Monomer d) is a nitrogen-bearing ethylenically unsaturated monomer. The copolymer includes at least 5%, biocarbon content as determined by ASTM D6866-22. The aqueous dispersion has a minimum film formation temperature less than 30°C.
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
Methods of blending liquid peroxide solutions and crystalline or amorphous solid materials to provide a dry-to-the-touch peroxide containing solid materials.
B01J 2/06 - Processes or devices for granulating materials, in generalRendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a liquid medium
This invention describes the preparation and characterization of cross-linkable fluoropolymers, These cross-linkable fluoropolymers contain keto functional monomer. The keto functional monomer is incorporated on fluoropolymer while crosslinking agent was post-added after polymerization. The cross-linking reaction occurs after water/solvent evaporation or during melt processing.
C08F 299/02 - Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates
C08J 3/24 - Crosslinking, e.g. vulcanising, of macromolecules
The invention relates to composition comprising polyalcohol used to reduce or eliminate surface defects arising from melt extrusion of thermoplastics polymers.
C08F 255/02 - Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group on to polymers of olefins having two or three carbon atoms
C08F 255/04 - Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group on to polymers of olefins having two or three carbon atoms on to ethene-propene copolymers
23.
ACCELERATED PEROXIDE-CURED RESIN COMPOSITIONS HAVING EXTENDED OPEN TIMES
Curable resin compositions having extended open limes al ambient temperatures find short cure times at elevated temperatures are prepared using a curable resin winch is curable with one or more liquid organic peroxides or a blend thereof and an accelerator/activator promoter comprising a metal salt and a thiol-functionalized organic compound.
C08L 101/00 - Compositions of unspecified macromolecular compounds
C07C 409/04 - Peroxy compounds the —O—O— group being bound between a carbon atom, not further substituted by oxygen atoms, and hydrogen, i.e. hydroperoxides the carbon atom being acyclic
Provided is an aqueous coating composition comprising an acrylic modified fluoropolymer comprising fluoropolymer portion and an acrylic portion and a dihydrazide, and optionally additional polymer that is not part of the acrylic modified fluoropolymer, and optionally pigment. The acrylic modified fluoropolymer composition comprises DAAM monomer units, and preferably the aqueous coating composition comprises greater than 50wt% polymer based on total solids content of the aqueous coating composition.
C09D 127/16 - Homopolymers or copolymers of vinylidene fluoride
C09D 127/12 - Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogenCoating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
C09D 133/08 - Homopolymers or copolymers of acrylic acid esters
C09D 127/02 - Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogenCoating compositions based on derivatives of such polymers not modified by chemical after-treatment
C09D 133/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
25.
PROCESS FOR THE PRODUCTION OF POLYVINYLIDENE FLUORIDE COPOLYMERS
The present application relates to a copolymer comprising recurring units derived from vinylidene fluoride and recurring units derived from a fluorinated monomer M1; said copolymer having a melting temperature Tm defined by the relationship: (154.45-1.9472*x) - 3 < Tm (°C) < (154.45- 1.9472*x) + 3 wherein x is the weight content of said fluorinated monomer M1 expressed as percent based on the total weight of said copolymer; the melting temperature being measured by DSC according to the ASTM E794-06 standard test method. The present application also relates to the use of said composition in various technical fields.
C08L 27/12 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogenCompositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
26.
TRANSPARENT PVDF WITH SERVICE TEMPERATURE OVER THE MELTING POINT
This invention provides a composition, an article comprising the composition and a method of making the article. The composition comprises fluorinated polymer, quaternary ammonium salt and crosslink promoter. The article has high transparency and a Maximum Continuous Service Temperature above the melting point of the fluorinated polymer.
C08L 27/12 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogenCompositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
The present invention relates to a dry composition comprising at least on active material, at least one binder, optionally at least one conductive agent, characterized in that said composition further comprises carbon fibers a diameter greater than or equal to 100 nm and a length greater than or equal to 5 μm. The present invention also relates to a dry-coated electrode comprising said composition.
A coating hood or coating hood section (900) for coating articles includes a housing (902, 1104) defining an interior chamber (20b, 1104a), an inlet opening (46) through which air, gas or a vapor stream is delivered into the interior chamber (20b, 1104a), and an outlet opening (44) through which the vapor stream is exhausted from the interior chamber and delivered onto the articles. An adjustable baffle (910, 1110) is positioned within the chamber (20b) or a duct (1120) that is fluidly connected to the chamber (20b, 1104a). The adjustable baffle (910, 1110) is configured for changing, deflecting, or redirecting the flow of the vapor stream to selected, specified or predetermined area or areas of articles. The baffle (910, 1110) is movably connected in the chamber (20b) or the duct (1120) and optionally positioned substantially adjacent to the inlet opening (46) or the outlet opening (44).
A coating composition comprising a blend of AMF polymer and acrylic polymer binder show improved chalking, compared to a coating composition with only acrylic polymer binder.
C08F 259/08 - Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group on to polymers containing fluorine
C08L 27/16 - Homopolymers or copolymers of vinylidene fluoride
C09D 127/16 - Homopolymers or copolymers of vinylidene fluoride
C09D 151/00 - Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCoating compositions based on derivatives of such polymers
A method of coating a cementitious and/or masonry substrate includes applying an aqueous coating composition to the cementitious and/or masonry substrate. The aqueous coating composition includes at least one pigment, optionally at least one filler, at least one emulsified polymeric binder, at least one water-soluble silicate, and optionally at least one additive. The emulsified polymeric binder includes at least one of: a)(meth)acrylamide or derivative thereof as a polymerized monomer; or b) 1 weight % or more of at least one surfactant based on the total dry weight of the total monomer in the emulsified polymeric binder. The aqueous coating composition has a weight ratio of emulsified polymeric binder to the water-soluble silicate from 65:35 to 95:5 on a dry weight basis. The aqueous coating composition also has a pigment volume concentration (PVC) from 5% to 85.
gg from about −50 °C to about 20 °C, or from about −20 °C to 20 °C, or from about 0 °C to 20 °C, or from about 5 °C to 20 °C, or from about 8 °C to 14 °C and a photoinitiator component including a Norrish type I photoinitiator and a Norrish type II photoinitiator, and optionally a crosslinking component, and optionally a siloxane−based block resistance additive. The water-based composition does not contain benzophenone and does not contain methyl−o−benzoyl benzoate.
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
C08L 33/08 - Homopolymers or copolymers of acrylic acid esters
C09D 133/08 - Homopolymers or copolymers of acrylic acid esters
C08F 290/02 - Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
32.
MANUFACTURE OF FLUOROPOLYMER LATEX BY DUAL SURFACTANTS
A process for preparing a fluoropolymer is disclosed the process comprises reacting fluoromonomer in the presence of at least one acrylic-glycol surfactant and at least one sulfur containing surfactant or mixtures thereof. Also disclosed is the polymer made by the process. Also disclosed is a polymer composition comprising at least one sulfur containing surfactant and at least on acrylic-glycol surfactant and at least one fluoropolymer.
The invention relates to the use of a compatible thermoplastic material (film, sheet, or raft) as the base sheet or layer for 3-D printing an article. The use of the base film provides a means of printing a large article, and of reducing warpage by printing directly on the film. The printed article adheres to the film better than to traditional printer surfaces (glass, metal, glue, or reusable films), because the printed article and film weld together by forming chain entanglements, due to being compatible, miscible, or semi-miscible in the melt.
An aqueous composition for coating cementitious or masonry substrates is provided. When dried, the coating composition has high gloss and low dirt pick-up. The composition includes at least one emulsified polymeric binder; at least one water-soluble silicate; at least one alkyl siliconate; at least one pigment, optionally at least one filler; optionally at least one paint additive; and water. The pigment volume concentration (PVC) of the aqueous composition is 40 weight % or less.
A one-part composition includes by wt % of total weight of the composition: a) 5 to 70 wt % of at least one emulsified polymeric binder, the binder comprising one or more of (meth)acrylamide or derivatives thereof as a polymerized monomer; b) 1 to 55 wt % of at least one silicate; c) 0.01 to 10 wt % of at least one alkyl siliconate; d) water, and e) optional additives. The binder a) includes (meth)acrylamide or derivative thereof as a polymerized monomer and is in the form of emulsified polymeric particles having a volume average particle size of 50 nm-500 nm.
The invention relates to an aqueous fluoropolymer hybrid composition having superior weathering resistance while maintaining excellent mechanical properties in coatings, paints, caulks and adhesives. The composition is comprised of: a) a vinylidene fluoride polymer, such as KYNAR® polymers from Arkema, b) a first vinyl polymer immiscible with the vinylidene fluoride polymer and having a Tg of less than 0° C., and c) a second vinyl polymer of a different composition, also having a Tg of less than 0° C., and containing groups capable of crosslinking. The invention also relates to waterborne coatings or paints containing the aqueous fluoropolymer hybrid composition, and an article, object, or structure coated with the fluoropolymer hybrid composition on at least one surface, either in a factory or in the field, to confer protection and decorative properties. Free films made from the waterborne compositions of the invention have a dynamic mechanical analysis loss tangent, tan (δ), of greater than 0.22 at a temperature of 0° C.
C09D 127/16 - Homopolymers or copolymers of vinylidene fluoride
C08F 259/08 - Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group on to polymers containing fluorine
C08F 285/00 - Macromolecular compounds obtained by polymerising monomers on to preformed graft polymers
C09D 151/00 - Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCoating compositions based on derivatives of such polymers
A connecting composition and a scaling coating for wire or cable insulation is disclosed. The connecting composition comprising a PVDF copolymer and a solvent. The solvent comprises cyclic ketone, wherein the weight percent of PVDF copolymer is from 20 to 40 wt. %, preferably 20 to 35 wt. % based on the total weight of PVDF copolymer and solvent. The PVDF copolymer comprises one or more comonomers and at least 75 wt. % vinylidene fluoride units, preferable at least 80% vinylidene fluoride units and has a melt viscosity of 2 to 12, preferably 4 and 10 kPoise at 230° C. and 100 s−1.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 13/00 - Apparatus or processes specially adapted for manufacturing conductors or cables
H01B 13/16 - Insulating conductors or cables by passing through, or dipping in, a liquid bathInsulating conductors or cables by spraying
A composition for flotation separation of minerals in ore is provided. The composition is mercaptan-based and includes a)at least one mercaptan having a structure i), or ii), R1R2-CH-SH i) or R322-SH ii) or combination thereof and; b) one or more aromatic, aliphatic or polyalkylene oxide compounds. Another composition for flotation separation of minerals in ore is also provided. This flotation composition is thiocarbonate-based and includes d) at least one trithiocarbonate having a structure R1R2-CH-S-C(=S)-SH or salt thereof; or R322-S-C(=S)-SH or salt thereof; or combination thereof; and b) one or more aromatic, aliphatic or polyalkylene oxide compounds. Processes for flotation separation of minerals in an ore utilizing these flotation compositions are also provided.
The invention relates to polymer blends comprised of a fluoropolymer and functional acrylic copolymer. The fluoropolymer is majority in the blend, accounting for 80 wt % or higher. The fluoropolymer can be polyvinylidene fluoride (PVDF) and its copolymers. VDF copolymer can contain fluorinated comonomers such as hexafluoropropylene (HFP), tetrafluoroethylene (TFE) etc, or functionalized monomers such as vinyl carboxy lic acid, phosphoric, sulfonic acid and their salts. The functional acrylic copolymers are poly (methyl) methacrylate copolymers with functional containing monomers.
A composition including a polymeric binder for the negative electrode of a secondary energy storage device is provided. The polymeric binder provides a matrix for particulate electrode-forming materials, which may include an active material and a conductive material. The polymeric binder contains acid functional groups. The polymeric binder also contains other functional monomers, which also may contribute to the performance of the polymeric binder in the negative electrode.
C09D 125/14 - Copolymers of styrene with unsaturated esters
C09D 133/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
H01G 11/28 - Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features arranged or disposed on a current collectorLayers or phases between electrodes and current collectors, e.g. adhesives
H01G 11/50 - Electrodes characterised by their material specially adapted for lithium-ion capacitors, e.g. for lithium-doping or for intercalation
H01M 4/13 - Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulatorsProcesses of manufacture thereof
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
The invention relates a resin composition containing a polymer matting agent, that improves the aesthetic appearance of an article formed by Material Extrusion 3D printing. The composition contains 30-99.9 wt % thermoplastic resin and 0.1-50 wt % of one or more spherical or near-spherical polymeric matting agents (PMAs) such as Altuglas Acryperl® beads from Arkema. Objects 3D printed from the composition have hidden layer lines (a.k.a. “build lines”) and is more uniform in appearance, compared to an object printed from the same thermoplastic resin without PMAs.
Disclosed is a viscosity stable electrode slurry composition comprising: a binder which comprises a fluorinated polymer, a hydroperoxide, electrode active material, conductive additive and solvent. Also disclosed is an electrode made from the inventive slurry.
An electrode forming composition for use as the active material layer on a current collector of an electrode within a non-aqueous electrical energy storage device is provided. The electrode forming composition includes a) at least one particulate electrode-forming material, b) a polymeric binder. The polymeric binger includes at least one non-ionic monoethylenically unsaturated monomer and at least one particular oxyalkylated monomer with ethylenic unsaturation and terminated by hydrogen or an aryl or alkyl chain.
The invention discloses a porous fluoropolymer membrane fabrication comprising a blend of N-butylpyrrolidone and co-solvents derived from lactic acid with at least 50% or greater of N-butylpyrrolidone in the solvent system.
An electrode forming slurry composition is provided. The electrode-forming slurry compositions include a) from 10 to 300 parts of one or more particulate electrode-forming materials; b) from 0.1 to 60 parts of polymeric latex particles; and c) 100 parts water. The electrode forming slurry compositions can form an electrode, an anode for a non-aqueous secondary battery, in particular a lithium ion battery. The polymeric latex particles b) include i) at least one ethylenically unsaturated monomer comprising at least one acid functional group; and include ii) no fluorinated monomer or butadiene monomer polymerized therein. Also provided is an anode including the electrode forming slurry composition in dried form.
Shell-and-tube devices typically require regular maintenance. Described herein is an automated method for tracking the status of individual tubes during maintenance activities and recording status data for review and analysis. Status data may optionally be reported in real-time summary format and/or used to predict time-to-completion. The method minimizes omission errors and helps to reduce the expense of performing maintenance activities in shell-and-tube devices, including shell-and-tube reactors and heat exchangers.
F28F 27/00 - Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
F28D 7/16 - Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
F28D 21/00 - Heat-exchange apparatus not covered by any of the groups
47.
HOT END METAL OXIDE COATINGS FOR GLASS SUBSTRATES AND CONTAINERS
A method of coating a glass substrate with a hot end coating is provided. The method includes a step of applying a composition comprising at least one organic salt of a metal onto a surface of the glass substrate to form a hot end coating on the glass substrate. The glass surface has a temperature of from about 450°C to about 800°C when the composition comprising at least one organic salt of a metal is applied thereto. After application the hot end coating includes oxide(s) of the metal, or combinations thereof. A coated glass article is also provided. The coating on the glass article is a hot end coating including at least one of Group 3A oxides, Group 4A oxides, or combinations thereof.
Shell-and-tube devices typically require regular maintenance. Described herein is an automated method for tracking the status of individual tubes during maintenance activities and recording status data for review and analysis. Status data may optionally be reported in real-time summary format and/or used to predict time-to-completion. The method helps to reduce the expense of performing maintenance activities in shell-and-tube devices, including shell-and-tube reactors and heat exchangers.
B01J 19/00 - Chemical, physical or physico-chemical processes in generalTheir relevant apparatus
C07C 45/35 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in propene or isobutene
C07C 45/36 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in compounds containing six-membered aromatic rings
C07C 45/38 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by oxidation with molecular oxygen of C—O— functional groups to C=O groups being a primary hydroxy group
C07C 51/235 - Preparation of carboxylic acids or their salts, halides, or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups of —CHO groups or primary alcohol groups
C07C 51/25 - Preparation of carboxylic acids or their salts, halides, or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
C07D 301/04 - Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
Encapsulated liquid organic peroxide particles with a polyurea shell for use in a variety of applications. A method of encapsulating a liquid organic peroxide comprising a polymerization reaction between an aqueous mixture of amines and an organic solution comprising at least one isocyanate.
Curable resin compositions having extended open times at ambient temperatures and short cure times at elevated temperatures are prepared using a curable resin, a combination of room-temperature-stable liquid peroxides (including at least one perketal), a promoter salt, a thiol-functionalized organicd accelerator and a free radical trap. The curable resin compositions are useful in pultrusion, cure-in-place pipe and resin transfer molding applications, among others.
Disclosed is a shear stable latex comprising fluoropolymer, a particle size modifier and a surfactant; said latex having solids content of at least 15 wt%, where the ratio of particle size modifier to surfactant is equal to or greater than 2 on a molar to molar basis.
Disclosed is a shear stable latex comprising functionalized fluoropolymer, a particle size modifier and a surfactant; said latex having solids content of at least 15 wt%, where the ratio of particle size modifier to surfactant is equal to or greater than 2 on a molar to molar basis.
Waterborne dispersions including crosslinkable multistage polymeric particles useful in coating compositions are provided. The multistage particles have a last-formed layer that includes a diketone functionality that is capable of crosslinking via a dihydrazide component also included in the dispersion. Another embodiment of the waterborne dispersion further includes crosslinkable latex particles having a diketone functionality that are capable of crosslinking with each other and/or the multistage particles via the dihydrazide component. An emulsion polymerization process for forming the multistage particles also is provided. Also provided are coating compositions that contain either embodiment of the waterborne dispersions.
Disclosed are voided latex particles, useful as opacifying agents for coating compositions containing organic solvents. The particles have a hollow interior, which substantially maintains its integrity after the particles are placed in contact with an organic solvent at 25° C. for 30 days. The particles also have a hydrophilic polymeric interior shell surrounding the hollow interior that is swellable with an aqueous swelling solution. The particles have first and second polymeric intermediate shells, surrounding the interior shell, formed from polymers that are different from each other and different from the interior shell polymer. Finally, the particles have an outer polymeric shell, surrounding the interior shells, which is formed from up to 100% by weight, as polymerized units, of methyl methacrylate. The interior shells and the outer shell each have a Tg greater than 60° C. Also disclosed is a multi-stage emulsion process for making the particles.
A method of reducing dispersion viscosity in a dispersion coating formulation is disclosed. The method comprises substituting a portion of the conventional PVDF in the formulation with a highly crystalline PVDF. The highly crystalline PVDF has a crystallinity 44% or greater (from X-ray diffraction). The highly crystalline PVDF imparts lower viscosity to the coating dispersion formulation.
This process for synthesizing thiopolymers involves feeding elemental sulfur or sulfides and unsaturated hydrocarbons into an extruder. The extruder is comprised of a screw and a barrel. The screw is rotated so as to pressurize, heat and mix the sulfur or sulfides and unsaturated hydrocarbon to induce inverse vulcanization thereby producing thiopolymers such as polymeric polysulfides. The invented process can be accomplished by using sulfur which becomes molten at the conditions in the extruder or is preheated and unsaturated hydrocarbons as the starting material. The materials are fed through one or more extruders so as to induce mixing and reaction of the materials forming polysulfides.
The invention relates to a coating composition and a coating comprised of fluoropolymer grafted with maleic anhydride, which is able to undergo crosslinking with polyisocyanate, to provide improved chemical resistance.
C09D 127/12 - Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogenCoating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
C08F 259/08 - Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group on to polymers containing fluorine
C07C 265/14 - Derivatives of isocyanic acid containing at least two isocyanate groups bound to the same carbon skeleton
C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects producedFilling pastes
60.
METHOD AND EXTRUDER FOR PREPARING A HIGH QUALITY BLOCK OF IMMOBILIZED ACTIVE MEDIA
Disclosed is a method and an extruder for making carbon blocks using poly (vinylidene fluoride) (PVDF) as binder and absorbents such as activated carbon.
B29C 48/395 - Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
B29C 48/80 - Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
B29C 48/63 - Screws having sections without mixing elements or threads, i.e. having cylinder shaped sections
An aqueous emulsion composition useful as a binder for a non-aqueous battery electrode is provided. The composition includes a copolymer and an anionic surfactant that includes a sulfonate group or acid or salt form thereof. The anionic surfactant is not polymerizable with the copolymer. The copolymer includes as polymerized monomers: an ethylenically unsaturated ionic monomer including a phosphate or phosphonate group or salt or acid forms thereof; an ethylenically unsaturated ionic monomer including a sulfonate group or salt or acid forms thereof; a non-ionic monoethylenically unsaturated monomer; optionally an ethylenically unsaturated ionic monomer including a carboxylate group or salt or acid or anhydride form thereof; and optionally a monomer having at least two ethylenic unsaturations. A slurry composition including the aqueous emulsion composition and an active material is also provided.
The present invention provides methodes and composition for improving a froth flotation process for the removal of mineral values from aqueous solutions. The method uses mercaptide microemulsions to improve the separation effectiveness of a collector. The present invention provides a method of enhancing the performance of a collector in a froth flotation separation of mineral ore in a medium, the method comprising the steps of: forming a slurry by blending a collector microemulsion, the mineral ore in a medium, and optionally other additives, -and removing concentrate from the ore by sparging the slurry; wherein the collector microemulsion comprises a continuous phase which is an aqueous carrier fluid and a dispersed phase comprises a mercaptide.
A composite polymer process aid is provided. The process aid includes one or more inorganic mineral fillers and one or functionalized polymers. The functionalized polymers include at least one base polymer functionalized with an epoxy, hydroxyl, β-keto ester, β‑keto amide, or carboxylic acid reactive functional group. The composite polymer process aid is in the form of a plurality of individual particles. At least a portion of the individual particles include both inorganic mineral fillers and the functionalized polymers. The composite polymer modifier is formed by a process of: i) blending an aqueous solution, an aqueous dispersion, an aqueous suspension, an aqueous slurry, or a dry powder of the mineral fillers with an aqueous solution, an aqueous dispersion, an aqueous suspension or an aqueous emulsion of the functionalized polymers to form an aqueous blend, and ii) powderizing the aqueous blend to form the composite polymer process aid.
A composite polymer process aid is provided. The process aid includes one or more inorganic mineral fillers and one or functionalized polymers. The functionalized polymers include at least one base polymer functionalized with an epoxy, hydroxyl, -keto ester, keto amide, or carboxylic acid reactive functional group. The composite polymer process aid is in the form of a plurality of individual particles. At least a portion of the individual particles include both inorganic mineral fillers and the functionalized polymers. The composite polymer modifier is formed by a process of: i) blending an aqueous solution, an aqueous dispersion, an aqueous suspension, an aqueous slurry, or a dry powder of the mineral fillers with an aqueous solution, an aqueous dispersion, an aqueous suspension or an aqueous emulsion of the functionalized polymers to form an aqueous blend, and ii) powderizing the aqueous blend to form the composite polymer process aid.
The invention discloses a dope solution for membrane fabrication comprising a blend of TEP with NMP as a solvent system in a process to make PVDF membranes, where PVDF resin comprises a homopolymer resin, or a copolymer of VDF and at least one of hexafluoroprdpylene, trifluoroethylene, chlorotrifluoroethylene, or a tetrafluoropropene.
B01D 67/00 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
C07D 207/02 - Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
The present invention pertains to a non-linear, copolymer comprising recurring units derived from vinylidene fluoride (VDF) monomer, at least one functional comonomer and optionally at least one fluorinated ethylenic comonomer. The non-linear fluorinated copolymer comprises from 0.01 to 3.0% by moles of recurring units derived from functional comonomer. The non-linear fluorinated copolymer can be used as electrode binder in batteries.
The invention relates to a method of preparation of an electrode slurry for all solid-state battery. Another subject matter of the invention is a process for making an electrode for all solid-state battery. The invention also concerns the solid-state lithium-ion batteries manufactured by incorporating said electrode.
H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
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 4/505 - 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
B01D 67/00 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor characterised by their properties
72.
VINYL ACRYLIC EMULSION COPOLYMER AND USE THEREOF IN STAIN RESISTANT COATING COMPOSITIONS
Waterborne vinyl acetate-acrylic, “vinyl acrylic” emulsion copolymers which can be used in architectural coatings and impart stain resistance to such coatings are provided. The vinyl acrylic emulsion copolymer particles in the emulsion may contain one or more particle size modes, each with a respective narrow particle size distribution. The vinyl acrylic emulsion copolymers contain as a comonomer an ethylenically unsaturated monomer and also contain a hydrolyzable silane comonomer. The hydrolyzable silane may be present as a comonomer in the vinyl acrylic copolymer and/or may be added to the vinyl acrylic emulsion copolymer emulsion in the form of a hydrolyzable silane that may have a reactive group that is capable of reacting with the vinyl acrylic copolymer.
Encapsulated peroxide particles inhibit skin inflammation. A method of encapsulating a solid peroxide comprises dispersing solid peroxide particles (e.g., benzoyl peroxide) in an aqueous dispersion of fatty acid salt to form a peroxide/fatty acid salt dispersion, wherein the peroxide particles have a mean particle size (D50) of 10 μm or less; and subsequently encapsulating the solid peroxide particles by reacting the one or more monovalent fatty acid salts with one or more multivalent salts of calcium, magnesium, aluminum, silver, and/or zinc, thereby forming encapsulated peroxide particles.
The invention relates to an aqueous slurry composition comprising an aqueous-baed polymeric binder and anionic oxide nanoparticles that can be used, for example, in coating of electrodes and/or separators in electrochemical devices. This coating after drying, is highly porous, electronically isolating, and exhibits high dimensional stability at elevated temperatures.
H01M 50/446 - Composite material consisting of a mixture of organic and inorganic materials
C06B 45/32 - Compositions or products which are defined by structure or arrangement of component or product comprising a coated component the component base containing an inorganic explosive or an inorganic thermic component the coating containing an organic compound
Multi-stage polymeric particles are prepared as a water-borne emulsion, including a first-formed lower Tg soft stage and a second-formed higher Tg hard stage. The polymeric particles include, in both stages: one or more free radical polymerizable ethylenically unsaturated monomers; 0 to 3 wt % of free radical polymerizable surfactant monomer; 0 to 4 wt % of free radical poly-merizable monomer having a beta dicarbonyl functionality; 0 to 2 wt % of monomer selected from acrylamide, diacetone acrylamide, 2-hydroxyethyl (meth)acrylate, hydroxypropyl (meth)acrylates, and hydroxybutyl (meth)acrylates and mixtures thereof; 0-1.9 wt % of free radical polymerizable polyethylenically unsaturated monomers; 0.1 to 1.9% of free radical polymerizable monomer containing phosphorus acid or a salt thereof in the first stage, and 0.1 to 5 wt % of a free radical polymerizable monomer containing phosphorus acid or salt thereof in the second stage. Multi-stage polymeric-particle-based-resin is formulated into direct to metal coatings, having good block, corrosion and excellent humidity resistance.
C09D 147/00 - Coating compositions based on homolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bondsCoating compositions based on derivatives of such polymers
There is provided a method for increasing the bulk density of low bulk density materials by gently admixing a low bulk density material and a liquid and thereafter removing substantially all of the liquid, for example, by evaporation.
There is provided a method for increasing the bulk density of low bulk density materials by gently admixing a low bulk density material and a liquid and thereafter removing substantially all of the liquid, for example, by evaporation.
A melt processable fluoropolymer composition comprising TFE, VDF and from 1 to 3 mol % fluorinated ether is disclosed. A method of making the polymer is also disclosed.
Copolymers of one or more halogenated olefins and one or more halogenated co-monomers selected from the group consisting of halogenated alkenyl ethers, halogenated alkenyl esters, and halogenated (meth)acrylates are useful in various end-use applications wherein the presence of halogen (e.g., fluorine) in the copolymer imparts one or more desirable properties, as compared to analogous copolymers not containing halogen.
Methods of blending liquid peroxide solutions and crystalline or amorphous solid materials to provide a dry-to-the-touch peroxide containing solid materials.
Methods of blending liquid peroxide solutions and crystalline or amorphous solid materials to provide a dry-to-the-touch peroxide containing solid materials.
This invention describes the preparation and characterization of cross-linkable fluoropolymers, These cross-linkable fluoropolymers contain keto functional monomer. The keto functional monomer is incorporated on fluoropolymer while crosslinking agent was post-added after polymerization. The cross-linking reaction occurs after water/solvent evaporation or during melt processing.
C08L 27/12 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogenCompositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
C08L 51/00 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers
Disclosed is a method for producing a battery electrode using a low solution viscosity polymeric binder composition where the binder composition comprises a fluoropolymer.
The present invention relates generally to the field of electrical energy storage in the lithium storage batteries of Li-ion type. More specifically, the invention relates to a binder for Li-ion battery positive electrode, to a method of preparation of said electrode and to its use in a Li-ion battery. Another subject matter of the invention is the Li-ion batteries manufactured by incorporating this electrode material.
H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
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 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
A beeswax and/or beehive or bee keeping equipment surface is treated with a composition containing at least one solvent, at least one surfactant and at least one oxidizing agent (e.g., peroxide), optionally also containing other components such as an oxidizing agent activator, a viscosifying agent, an enzyme and/or a pH control agent, to reduce the amount of pesticide residues on the beeswax surface and/or disinfect against any bacterial, viruses, and fungi infestation.
A01K 51/00 - Appliances for treating beehives or parts thereof, e.g. for cleaning or disinfecting
A01N 25/02 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
A01N 37/16 - Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group Thio-analogues thereof
A01N 59/00 - Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
86.
AZEOTROPE AND AZEOTROPE-LIKE COMPOSITIONS OF 1-CHLORO-1,2 DIFLUOROETHYLENE AND 2,3,3,3-TETRAFLUOROPROP-1-ENE
Provided are azeotrope or azeotrope-like compositions comprised of 1-chloro-1,2 difluoroethylene (R-1122a) and 2,3,3,3-tetrafluoropropene (HFO-1234yf) and uses thereof.
The present invention relates to heat transfer compositions comprising 1-chloro-1,2 difluoroethylene for use in refrigeration, air conditioning, heat pump systems, chillers, and other heat transfer applications. The inventive heat transfer compositions can possess reduced global warming potential while providing good capacity and performance while providing preferable flammability characteristics
C09K 5/04 - Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice-versa
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
C09K 3/30 - Materials not provided for elsewhere for aerosols
C08J 9/14 - 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 physical blowing agent organic
88.
DEVICE TO RELEASE WATER AND ANTIMICROBIAL VAPOR INTO AN ENCLOSED OR PARTIALLY ENCLOSED SPACE
Devices and methods for provided both an antimicrobial vapor such as hydrogen peroxide and/or peracetic acid and water vapor in an enclosed or partially enclosed space are described. The device and method provided is for the reduction or elimination of microbes from air and surfaces in contact with air within an enclosed or partially enclosed space using hydrogen peroxide or peracetic acid in the vapor phase and also provide for humidity from water vapor. The device and method are directed towards a release of an antimicrobial vapor and water vapor through a permeable container/barrier containing a matrix into which water and an antimicrobial vapor producing material are absorbed.
B65D 81/24 - Adaptations for preventing deterioration or decay of contentsApplications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants
B65B 55/19 - Sterilising contents prior to, or during, packaging by adding materials intended to remove free oxygen or to develop inhibitor gases, e.g. vapour-phase inhibitors
A23B 7/144 - Preserving or ripening with chemicals not covered by group or in the form of gases, e.g. fumigationCompositions or apparatus therefor
A23L 3/3427 - Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of gases, e.g. fumigation; Compositions or apparatus therefor in a controlled atmosphere, e.g. partial vacuum, comprising only CO2, N2, O2 or H2O in which an absorbent is placed or used
B01J 20/10 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
89.
REMOVAL OF RESIDUAL MERCAPTANS FROM POLYMER COMPOSITIONS
The removal of mercaptans from polymer compositions is described, where removal occurs by at least one of: contacting the polymer composition with a radical initiator that reacts with the mercaptain compound to form a non-odorous compound; and contacting the polymer composition with a transition metal that immobilizes the mercaptan compound.
C08G 81/02 - Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers at least one of the polymers being obtained by reactions involving only carbon-to-carbon unsaturated bonds
The present invention pertains to a non-linear, copolymer comprising recurring units derived from vinylidene fluoride (VDF) monomer, at least one functional comonomer and optionally at least one fluorinated ethylenic comonomer. The non-linear fluorinated copolymer comprises from 0.01 to 3.0% by moles of recurring units derived from functional comonomer. The non-linear fluorinated copolymer can be used as electrode binder in batteries.
An anionically-stabilized aqueous emulsion composition includes a) a first emulsion polymer having a Tg from −60° C. to 40° C.; b) a volatile base; and c) polymeric particles, different from the first emulsion polymer and present in emulsified form. The c) polymeric particles are polyamine graft copolymers, in which vinyl monomers form a polymer grafted to a water-soluble amino-group containing polymer. The anionically-stabilized aqueous emulsion composition may have a pH of from 8 to 11.
C09D 151/08 - Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCoating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
The invention relates to a composite block article having a polyamide binder interconnecting one or more types of interactive particles or fibers. The block article is useful in the separation of materials dissolved or suspended in fluids.
B01D 39/16 - Other self-supporting filtering material of organic material, e.g. synthetic fibres
B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
B01D 53/02 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
The polymerization of vinylidene fluoride at low reaction temperature in the presence of reducing agents especially Bruggolite® type Sulfinate, sulfonate, and sulfite reducing agents, combined with an inorganic initiator resulting in a predominately β phase fluoropolymer is disclosed.
Disclosed is a vinylidene fluoride (co)polymer having a beta phase intensity ratio of greater than 5 and the polymerization process for making the vinylidene fluoride based polymer or copolymer.
C08F 259/08 - Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group on to polymers containing fluorine
A polyol pre-mix containing at least one halogenated hydroolefin blowing agent and having improved shelf life stability is provided, wherein each polyol combined with the halogenated hydroolefin blowing agent has an apparent pH of between 3 and 11.4. Controlling the apparent pH of the polyol(s) enables the polyol pre-mix to be stored for extended periods of time and then used in combination with organic polyisocyanate to produce foam formulations having gel times and tack free times not significantly different from those exhibited when freshly prepared polyol pre-mix is used.
C08J 9/14 - 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 physical blowing agent organic
C08G 18/09 - Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
C08G 18/18 - Catalysts containing secondary or tertiary amines or salts thereof
Formulations for producing modified bio-based polymers, especially bio-based polyesters like PLA and/or biodegradable polymers like PBAT, include at least one organic peroxide and at least one bio-based reactive additive. The at least one organic peroxide and/or the at least one bio-based reacted additive are capable of reacting with a bio-based polymer and/or biodegradable polymer to produce the modified bio-based and/or modified biodegradable polymer. The modified bio-based and/or modified biodegradable polymers have improved properties compared to non-modified bio-based and/or biodegradable polymers. The improved properties may related to processability, especially improved melt strength which results in easier processing while producing foamed polymers, thin films, such as blown film, cast film, tentered film and the like. The improved properties may be related to physical properties such as improved stiffness, toughness or tensile strength.
Non-polymeric coupling agent formulation for producing wood-polymer composites include at least one organic peroxide and a non-polymeric bio-based additive that includes at least one of a bio-based oil or a bio-based acid or derivatives of bio-based oils or acid is provided. The coupling agent formulations are capable of producing polymer matrix composites having improved strength and aging characteristics. The improved strength may be related to physical properties such as improved stiffness, toughness or tensile strength. A masterbatch utilizing the non-polymeric coupling agent formulation is provided, as well as a method making the masterbatch.
Embodiments of organic peroxide formulations provide longer scorch time protection and require fewer additives. The peroxide formulations may include, for example, at least one organic peroxide, and at least one scorch retardant additive selected from the group consisting of vitamin K1 (phlloquinone), K2 (menaquinone), K3 (menadione), olive leaf oil (oleuropein), and mixtures thereof.
A coupling agent formulation for cellulosic material-polymer composites is provided. The formulation includes a) at least one organic peroxide; and b) at least one of i) at least one zinc-containing reagent; and/or ii) at least one silicon-containing reagent. The coupling agent formulations produce polymer matrix cellulosic material composites with improved strength and aging characteristics. The improved strength may be related to physical properties such as improved stiffness, toughness or tensile strength. A masterbatch utilizing the coupling agent formulation is provided, as well as a method making the masterbatch.
Disclosed is a composition comprising a PVDF polymer, from 0.01-3% of one or more quaternary organic salts and 10 to 1000ppm of one or more dispersing agents, having reduced optical haze, high melt temperature, and high modulus. Also disclosed is a method of preparing the composition.
C08L 27/16 - Homopolymers or copolymers of vinylidene fluoride
C08L 27/12 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogenCompositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
