Patents Assigned to Coatex
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Patent number: 10538643Abstract: Composition including at least one hydrocarbon-containing cut of petroleum origin or obtained from biomass conversion (a) and at least one copolymer (b) resulting from the copolymerization of: at least one monomer selected from: acrylic acid and any salt thereof, optionally at least one monomer selected from: methacrylic acid and any salt thereof, at least one monomer selected from the monomers of formula (I): R—X—R???(I) according to which R represents a polymerizable unsaturated function, R? denotes hydrogen or an alkyl group having from 1 to 4 carbon atoms, X represents a structure including n unit(s) of ethylene oxide EO and m unit(s) of propylene oxide PO, m and n are two integers in the range from 0 to 150, at least one of which is not zero.Type: GrantFiled: September 7, 2016Date of Patent: January 21, 2020Assignees: TOTAL MARKETING SERVICES, COATEXInventors: Franck Bardin, Thorsten Bauer, Jean-Marc Suau, Clémentine Champagne
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Patent number: 10501371Abstract: Novel copolymers obtained by polymerisation a mixture of monomers comprising: at least one anionic monomer (a) comprising a polymerisable unsaturated function and a carboxylic group; and at least one monomer (b) of formula (I): H2C?C(—R1)—(CH2)p—O-[(EO)n—(PO)m]—H??(I) where [(EO)n—(PO)m] represents a polyalkoxylated chain consisting of ethoxylated units EO and propoxylated units PO, distributed into blocks, alternating or statistical, the molar proportion of the ethoxylated units in the polyalkoxylated chain (n)/(m+n) being greater than or equal to 70% and strictly less than 90%. In addition, hydraulic composition, for example concrete compositions, comprising such copolymers, and the use of said copolymers as water-reducing agents in hydraulic compositions and for increasing the early mechanical strength of a hydraulic composition.Type: GrantFiled: September 15, 2017Date of Patent: December 10, 2019Assignee: COATEXInventors: David Platel, Benoit Magny, Jean-Marc Suau, Clementine Champagne
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Patent number: 10470994Abstract: The invention relates to multiphasic polymers comprising from 45% to 95% by weight of a first polymer P1 and from 5% to 55% by weight of a second polymer P2, said polymers P1 and P2 being of distinct compositions, said polymer P1 being obtained by polymerization from a mixture of monomers comprising at least one anionic monomer (a) having a polymerizable vinyl group, at least one nonionic hydrophobic monomer (b) having a polymerizable vinyl group, at least one cross-linking monomer (c) and at least one associative monomer (d) having a polymerizable vinyl group and a hydrophobic hydrocarbon chain and said polymer P2 being obtained by polymerization from a mixture of monomers comprising at least one anionic monomer (a?) having a polymerizable vinyl group, at least one nonionic hydrophobic monomer (b?) having a polymerizable vinyl group and at least one cross-linking monomer (c?).Type: GrantFiled: October 30, 2015Date of Patent: November 12, 2019Assignee: COATEXInventors: Clementine Champagne, Jean-Marc Suau, Benoit Magny, Delphine Bony, Yves Kensicher
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Patent number: 10465028Abstract: The present invention relates to a polymer obtained by radical polymerization of a mixture of monomers comprising: at least one anionic monomer (a) having a polymerizable vinyl function; at least one non-ionic hydrophobic monomer (b) having a polymerizable vinyl function; and one or more crosslinking monomer(s) (c) including at least one compound of formula (I) in which R is a hydrogen atom or a methyl group, n is zero or an integer from 1 to 30, and R1 is a linear or branched C1-C20 alkylene group. The present invention also relates to a process for the preparation thereof by radical polymerization, to an aqueous composition comprising same, to the use thereof as a thickener and suspending agent and also to the use of a monomer of formula (I) for synthesizing a polymer.Type: GrantFiled: June 23, 2016Date of Patent: November 5, 2019Assignee: COATEXInventors: Clementine Champagne, Delphine Bony, Jean-Marc Suau, Yves Kensicher, Benoit Magny
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Patent number: 10456742Abstract: Preparation of aqueous slurries of calcium dihydroxide. Preparation of aqueous suspensions of calcium hydroxide.Type: GrantFiled: February 23, 2017Date of Patent: October 29, 2019Assignee: COATEXInventors: Fabrizio Belli, Jacques Mongoin, Angelo Berlendis
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Publication number: 20190264019Abstract: The invention relates to a method for producing a polymer in water, comprising the preparation of an emulsion comprising a HASE-type copolymer and a mixture of a monomer comprising at least one polymerisable olefinic unsaturation and a radical-generating compound, followed by the polymerisation of the emulsified monomer by heating to a temperature higher than the temperature required for the polymerisation reaction. The invention also relates to the polymer produced in this way and to the use thereof.Type: ApplicationFiled: October 20, 2017Publication date: August 29, 2019Applicant: COATEXInventors: Clementine CHAMPAGNE, Jean-Marc SUAU
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Publication number: 20190211125Abstract: The invention relates to a copolymer obtained by polymerisation reaction of at least three comonomers: a first anionic monomer, a second monomer comprising an olefin unsaturation, and a third monomer comprising a hydrophobic group. The invention likewise relates to the use of said copolymer as a thickening agent, in particular in aqueous suspensions of mineral particles with high solids content. The copolymer according to the invention makes it possible to improve the compromise between viscosity with high shear gradient and viscosity with low shear gradient, while also improving water retention inside the suspension.Type: ApplicationFiled: September 29, 2017Publication date: July 11, 2019Applicant: COATEXInventors: Yves MATTER, Jean-Marc SUAU, Francis BONY, Francois DUPONT
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Publication number: 20190185595Abstract: The invention relates to the preparation of a water-soluble anionic polymer, the weight-average molecular mass MW of which ranges from 1,000 to 10,000 g/mol and the polydispersity index Ip of which is less than 3.5. The polymer according to the invention is obtained by a polymerization reaction in water of an unsaturated anionic monomer, in the presence of CuI or of CuII and of an aromatic compound comprising a functional group chosen from hydroxyl, primary amine, secondary amine and tertiary amine directly bonded to the aromatic ring. The invention also relates to an aqueous composition comprising the polymer according to the invention.Type: ApplicationFiled: September 14, 2017Publication date: June 20, 2019Applicant: COATEXInventors: Clementine CHAMPAGNE, Jean-Marc SUAU
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Publication number: 20190177663Abstract: The invention relates to the field of detergent compositions, in particular detergent compositions for automatic washing, especially for automatic dishwashing. Thus, the invention provides a phosphate-free detergent composition comprising at least one non-sulfonated nonionic surfactant compound and a non-sulfonated water-soluble copolymer prepared especially by polymerization reaction of acrylic or methacrylic acid, of an acrylic or methacrylic acid, itaconic acid or maleic acid ester and of a compound of formula (I): The invention also relates to the use of this non-sulfonated water-soluble copolymer as a scale-inhibiting agent or anti-spotting agent, and also to a cleaning process.Type: ApplicationFiled: June 9, 2017Publication date: June 13, 2019Applicant: COATEXInventor: Yves KENSICHER
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Publication number: 20190135965Abstract: (EN) The invention relates to the field involved in the production of aqueous compositions comprising rheology modifying agents, in particular the production of aqueous detergent or cosmetic compositions having improved, thickening and clarity properties, as well as good suspension properties. In particular, the invention relates to a rheology modifying agent which is a copolymer obtained by means of polymerisation of at least one crosslinking monomer with at least one anionic monomer comprising at least one polymerisable ethylenic unsaturation and at least one hydrophobic non-ionic monomer comprising at least one polymerisable ethylenic unsaturation.Type: ApplicationFiled: June 2, 2017Publication date: May 9, 2019Applicant: COATEXInventors: Herve CAVALIE, Clementine CHAMPAGNE, Benoit MAGNY, Jean-Marc SUAU, Christophe VERGE
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Publication number: 20190133914Abstract: The invention relates to the field of the production of aqueous compositions comprising rheology-modifying agents, in particular the production of aqueous cosmetic or detergent compositions having improved thickening and clarity properties and also good suspending properties. In particular, the invention relates to a rheology-modifying agent which is a copolymer obtained by polymerization of at least one cross-linking monomer with at least one anionic monomer comprising at least one polymerizable ethylenic unsaturation and at least one hydrophobic nonionic monomer comprising at least one polymerizable ethylenic unsaturation.Type: ApplicationFiled: June 2, 2017Publication date: May 9, 2019Applicant: COATEXInventors: Clementine CHAMPAGNE, Jean-Marc SUAU
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Patent number: 10233330Abstract: The present invention relates to a ternary mixture consisting of at least one homopolymer or copolymer of (meth)acrylic acid, partially or completely neutralized with sodium, with potassium, with lithium and/or with an amine, at least one solution of silicate or metasilicate chosen from the group consisting of a sodium silicate of formula Na2O.nSiO2 (with n varying between 1 and 4), sodium metasilicate Na2SiO3, a potassium silicate K2O.nSiO2 (with n varying between 1 and 4), potassium metasilicate K2SiO3 and a mixture of these compounds, and at least one base, as dispersion and/or grinding aid agents of kaolin in aqueous suspension.Type: GrantFiled: December 1, 2015Date of Patent: March 19, 2019Assignee: COATEXInventors: Jacques Mongoin, Christian Jacquemet, Yves Matter, Jean-Marc Suau
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Patent number: 10221319Abstract: The present disclosure relates to a method for improving the auto-dispersant characteristic in water of a mineral substance. The method includes the steps of dry-grinding, in the presence of a formulation, a mineral substance selected from a dolomite, talc, titanium dioxide, alumina, kaolin and calcium carbonate, wherein the formulation contains a polyglycerol and no glycerol.Type: GrantFiled: September 8, 2015Date of Patent: March 5, 2019Assignees: COATEX, OMYA INTERNATIONAL AGInventors: Murielle Guillot, Denis Ruhlmann, Matthias Buri
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Patent number: 10214599Abstract: The invention relates to a novel method for the continuous production of anionic polymers by radical polymerization. The polymers produced by said method have a controlled molecular weight.Type: GrantFiled: December 17, 2015Date of Patent: February 26, 2019Assignee: COATEXInventors: Jean-Marc Suau, Yves Matter, Dominique Peycelon, Jean-Luc Dubois
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Patent number: 10207446Abstract: The present invention relates to a continuous process for preparing a comb polymer, without organic solvent, by esterification and/or amidification of an acidic homopolymer or copolymer, which consists in performing the esterification and/or amidification of said homopolymer/copolymer by reaction at elevated temperature in the mixing and transportation zone of a tubular reactor, optionally equipped with a water removal system, in the presence of at least one poly(alkylene glycol) in solid or molten form and of an antioxidant, said esterification and/or amidification taking place at a temperature greater than or equal to 170° C.Type: GrantFiled: December 7, 2015Date of Patent: February 19, 2019Assignee: COATEXInventors: Jean-Marc Suau, David Platel, Clementine Champagne, Yves Matter
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Publication number: 20190021981Abstract: The invention relates to multiphasic polymers comprising from 45% to 95% by weight of a first polymer P1 and from 5% to 55% by weight of a second polymer P2, said polymers P1 and P2 being of distinct compositions, said polymer P1 being obtained by polymerization from a mixture of monomers comprising at least one anionic monomer (a) having a polymerizable vinyl group, at least one nonionic hydrophobic monomer (b) having a polymerizable vinyl group, at least one cross-linking monomer (c) and at least one associative monomer (d) having a polymerizable vinyl group and a hydrophobic hydrocarbon chain and said polymer P2 being obtained by polymerization from a mixture of monomers comprising at least one anionic monomer (a?) having a polymerizable vinyl group, at least one nonionic hydrophobic monomer (b?) having a polymerizable vinyl group and at least one cross-linking monomer (c?).Type: ApplicationFiled: October 30, 2015Publication date: January 24, 2019Applicant: COATEXInventors: Clementine CHAMPAGNE, Jean-Marc SUAU, Benoit MAGNY, Delphine BONY, Yves KENSICHER
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Publication number: 20190010267Abstract: The present invention relates to a polymer obtained by radical polymerization of a mixture of monomers comprising: at least one anionic monomer (a) having a polymerizable vinyl function; at least one non-ionic hydrophobic monomer (b) having a polymerizable vinyl function; and one or more crosslinking monomer(s) (c) including at least one compound of formula (I) in which R is a hydrogen atom or a methyl group, n is zero or an integer from 1 to 30, and R1 is a linear or branched C1-C20 alkylene group. The present invention also relates to a process for the preparation thereof by radical polymerization, to an aqueous composition comprising same, to the use thereof as a thickener and suspending agent and also to the use of a monomer of formula (I) for synthesizing a polymer.Type: ApplicationFiled: June 23, 2016Publication date: January 10, 2019Applicant: COATEXInventors: Clementine CHAMPAGNE, Delphine BONY, Jean-Marc SUAU, Yves KENSICHER, Benoit MAGNY
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Publication number: 20180346625Abstract: The present invention relates to the synthesis of an associative acrylic (co)polymer by aqueous emulsion radical polymerization. The (co)polymer contains at least one oligomer of acrylic acid represented by the formula (I): where n is an integer ranging from 1 to 10. The oligomer is prepared from acrylic acid at a temperature of between 50° C. and 200° C. in the presence of a basic or acid catalyst, water, and polymerization inhibitors. The present invention also relates to the associative acrylic (co)polymer obtained from the method and also to the use of this (co)polymer as a thickener in various formulations.Type: ApplicationFiled: September 30, 2016Publication date: December 6, 2018Applicant: COATEXInventors: Jean-Marc SUAU, Clementine CHAMPAGNE
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Patent number: 10106692Abstract: The present invention relates to novel associative thickeners belonging to the category of the HEURs (Hydrophobically modified Ethoxylated URethanes) comprising an associative compound of bicycloheptane type for thickening aqueous compositions, and also to formulations compositions comprising such thickeners and to the final compositions, for example paint, lacquer, varnish or paper coating color formulations.Type: GrantFiled: August 3, 2015Date of Patent: October 23, 2018Assignee: COATEXInventors: Jean-Marc Suau, Yves Matter, Denis Ruhlmann
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Publication number: 20180282508Abstract: Composition including at least one hydrocarbon-containing cut of petroleum origin or obtained from biomass conversion (a) and at least one copolymer (b) resulting from the copolymerization of: at least one monomer selected from: acrylic acid and any salt thereof, optionally at least one monomer selected from: methacrylic acid and any salt thereof, at least one monomer selected from the monomers of formula (I): R—X—R???(I) according to which R represents a polymerizable unsaturated function, R? denotes hydrogen or an alkyl group having from 1 to 4 carbon atoms, X represents a structure including n unit(s) of ethylene oxide EO and m unit(s) of propylene oxide PO, m and n are two integers in the range from 0 to 150, at least one of which is not zero.Type: ApplicationFiled: September 7, 2016Publication date: October 4, 2018Applicants: TOTAL MARKETING SERVICES, COATEXInventors: Franck BARDIN, Thorsten BAUER, Jean-Marc SUAU, Clémentine CHAMPAGNE