Patents by Inventor Clio Cocquet
Clio Cocquet has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20240018322Abstract: The present invention relates to a non-crosslinked block copolymer foam composition, characterised in that it is in the form of a polymer matrix comprising closed cells containing gas, said matrix comprising: from 90 to 99.9% by weight of said block copolymer; and from 0.01 to 10% by weight of metal carbonate, for the total weight of the foam composition. The present invention also relates to a foamable composition and a method for manufacturing said foam, as well as the use of the foam in sports shoe soles, balloons or balls, gloves, personal protection equipment, rail soles, automobile parts, construction parts, electrical and electronic equipment parts, audio equipment, sound- and/or heat-proofing, and parts used to damp vibrations.Type: ApplicationFiled: July 21, 2023Publication date: January 18, 2024Applicant: Arkema FranceInventors: Clio COCQUET, Helena CHEMINET, François FERNAGUT, Yves DEYRAIL, Quentin PINEAU
-
Publication number: 20230357481Abstract: A composition including a copolymer containing polyamide blocks and polyether blocks including at least one carboxylic acid chain end having reacted with an epoxide function, the process for preparing same, and also the use thereof. A foam formed from this composition, the process for preparing same, and the use thereof.Type: ApplicationFiled: September 15, 2021Publication date: November 9, 2023Applicant: ARKema FRANCEInventors: Blandine TESTUD, Quentin PINEAU, Florent ABGRALL, Clio COCQUET
-
Publication number: 20230357547Abstract: The present invention relates to a foamable composition comprising an ethylene-vinyl acetate (EVA) copolymer and for a copolymer of ethylene and of alkyl (meth)acrylate and a branched copolymer containing polyamide blocks and polyether blocks, to a process for producing said composition and to the use of said composition. The present invention also relates to a foam, to a process for producing said foam and to the use of said foam.Type: ApplicationFiled: September 15, 2021Publication date: November 9, 2023Applicant: ARKEMA FRANCEInventors: Blandine TESTUD, Sébastien QUINEBECHE, Chao-Ting CHANG, Clio COCQUET
-
Publication number: 20230357548Abstract: The present invention relates to a foam of polymers comprising an ethylene-vinyl acetate (EVA) copolymer and/or a copolymer of ethylene and of alkyl (meth)acrylate and a copolymer containing polyamide blocks and polyether blocks (PEBA). The present invention also relates to a process for producing such a foam and also to the use of said foam, in particular in shoes.Type: ApplicationFiled: September 15, 2021Publication date: November 9, 2023Applicant: ARKEMA FRANCEInventors: Blandine TESTUD, Sébastien QUINEBECHE, Chao-Ting CHANG, Clio COCQUET
-
Patent number: 11760856Abstract: The present invention relates to a non-crosslinked block copolymer foam composition, characterised in that it is in the form of a polymer matrix comprising closed cells containing gas, said matrix comprising: from 90 to 99.9% by weight of said block copolymer; and from 0.01 to 10% by weight of metal carbonate, for the total weight of the foam composition. The present invention also relates to a foamable composition and a method for manufacturing said foam, as well as the use of the foam in sports shoe soles, balloons or balls, gloves, personal protection equipment, rail soles, automobile parts, construction parts, electrical and electronic equipment parts, audio equipment, sound- and/or heat-proofing, and parts used to damp vibrations.Type: GrantFiled: February 8, 2018Date of Patent: September 19, 2023Assignee: ARKEMA FRANCEInventors: Clio Cocquet, Helena Cheminet, François Fernagut, Yves Deyrail, Quentin Pineau
-
Publication number: 20230220200Abstract: The invention relates to a composition consisting of 75 to 98 wt %, relative to the weight of the composition, of at least one hydrophilic elastomeric thermoplastic polymer (TPE) A selected from (a1) copolymers containing polyester blocks and polyether blocks, (a2) copolymers containing polyurethane blocks and polyether blocks or polyester blocks and/or mixtures thereof; 2 to 15% by weight, relative to the weight of the composition, of at least one copolymer B comprising units derived from ethylene, from an alkyl (meth)acrylate and from a comonomer comprising at least one acid, anhydride or epoxide function; and 0 to 10% by weight, relative to the weight of the composition, of at least one additive. The invention further relates to a process for manufacturing a film and to said film.Type: ApplicationFiled: April 7, 2021Publication date: July 13, 2023Applicant: ARKEMA FRANCEInventor: Clio COCQUET
-
Publication number: 20230159751Abstract: A composition of: 75 to 98% by weight, relative to the weight of the composition, of at least one copolymer A containing polyamide blocks and polyether blocks; 2 to 15% by weight, relative to the weight of the composition, of at least one copolymer B including units derived from ethylene, from an alkyl (meth)acrylate and from a comonomer including at least one acid, anhydride or epoxide function; and 0 to 10% by weight, relative to the weight of the composition, of at least one additive. The polyether blocks of copolymer A include polyethylene glycol blocks. Further, a process for manufacturing a film and to said film.Type: ApplicationFiled: April 7, 2021Publication date: May 25, 2023Applicant: ARKEMA FRANCEInventors: Clio COCQUET, Sébastien CALLOUET, Laurent CARTIER
-
Publication number: 20230138248Abstract: A poly(methyl methacrylate) composition and to the uses of the composition. The composition includes 85 to 98% by weight, relative to the weight of the composition, of poly(methyl methacrylate) having a loss factor tan ? of at least 10; and 2 to 15% by weight, relative to the weight of the composition, of copolymer including polyamide blocks and polyether blocks.Type: ApplicationFiled: April 12, 2021Publication date: May 4, 2023Applicant: ARKEMA FRANCEInventors: Clio COCQUET, Cédric ROY, Sylvain QUERUEL, Alejandra REYNA-VALENCIA
-
Publication number: 20220315701Abstract: A method relating to a copolymer containing rigid polyamides blocks and flexible blocks including, relative to the total weight of the copolymer: from 55% to 90% by weight of flexible blocks, including at least 35% by weight from polyethylene glycol; from 10% to 45% by weight of rigid polyamide blocks, in which the mean carbon content of the repeating units of the polyamide blocks is greater than or equal to 7. A method also relating to a process for preparing such a copolymer, to a membrane including such a copolymer and to a process for preparing such a membrane.Type: ApplicationFiled: July 15, 2020Publication date: October 6, 2022Applicant: Arkema FranceInventors: Quentin PINEAU, Clio COCQUET, Helena CHEMINET, Claude-Olivier BOISSIERE
-
Patent number: 11396618Abstract: An adhesive composition of at least one ethylene polymer or copolymer, wherein at least one first polymer or copolymer including the unsaturated carboxylic acid ester type comonomer is copolymerized in a continuous high-pressure tubular reactor, while a second polymer or copolymer including the functional comonomer is copolymerized by either autoclave or tubular continuous high-pressure radical means; the first and second polymer or copolymer possibly being of one and the same polymer/copolymer. Also, a multilayer structure that incorporates the adhesive composition and a particular process for obtaining this composition.Type: GrantFiled: May 11, 2016Date of Patent: July 26, 2022Assignee: SK GLOBAL CHEMICAL CO., LTD.Inventors: Clio Cocquet, Betty Laurent, Claire Michalowicz, Mathieu Bodiguel, Alain Bouilloux
-
Patent number: 11384214Abstract: The invention relates to a noncrosslinked block copolymer foam, comprising at least one rigid block and at least one flexible block, in which the copolymer includes at least one carboxylic acid chain end blocked with a polycarbodiimide. The invention also relates to a process for manufacturing this foam and to articles manufactured therefrom.Type: GrantFiled: November 16, 2018Date of Patent: July 12, 2022Assignee: ARKEMA FRANCEInventors: Clio Cocquet, Quentin P. Pineau, Helena Cheminet, Francois Fernagut
-
Publication number: 20220145034Abstract: A process for producing a copolymer foam containing polyamide blocks and polyether blocks, including the following steps: mixing the copolymer in the melt state with a blowing agent; foaming of the mixture of copolymer and blowing agent, wherein the blowing agent includes a mixture of dinitrogen and carbon dioxide. Also, a copolymer foam containing polyamide blocks and polyether blocks which can be obtained by such a production process.Type: ApplicationFiled: March 16, 2020Publication date: May 12, 2022Applicant: Arkema FranceInventor: Clio COCQUET
-
Publication number: 20220135746Abstract: The invention relates to a branched copolymer containing rigid blocks and flexible blocks, wherein the branchings are made by a polyol residue binding rigid blocks of the copolymer, said polyol being a polyol comprising at least three hydroxyl groups, said copolymer having a weight-average molar mass Mw of greater than or equal to 80 000 g/mol, and wherein the ratio of the weight-average molar mass Mw of the copolymer to the number-average molar mass Mn of the copolymer is greater than or equal to 2.2. The invention also relates to a process for manufacturing such a copolymer and also to a foam of such a copolymer, to a process for manufacturing such a foam and articles made from such a foam.Type: ApplicationFiled: March 16, 2020Publication date: May 5, 2022Applicant: Arkema FranceInventors: Clio COCQUET, Quentin PINEAU
-
Publication number: 20210324196Abstract: The invention relates to a non-cross-linked copolymer foam with polyamide blocks and polyether blocks, wherein: the polyamide blocks of the copolymer have an average molar mass of from 200 to 1,500 g/mol; the polyether blocks of the copolymer have an average molar mass of from 800 to 2,500 g/mol; and the weight ratio of the polyamide blocks to the polyether blocks of the copolymer is from 0.1 to 0.9. The invention also relates to a method for manufacturing said foam and items manufactured from said foam.Type: ApplicationFiled: April 26, 2021Publication date: October 21, 2021Inventors: Clio Cocquet, Quentin Pineau, Karine Loyen, François Fernagut, Helena Cheminet
-
Publication number: 20210261745Abstract: The invention relates to a process for manufacturing a copolymer foam containing polyamide blocks and polyether blocks, comprising the following steps: mixing the copolymer melt with a blowing agent, said copolymer having a coefficient of thermal diffusivity a and a crystallization temperature Tc; providing a mold of thickness h at a temperature Tm; injecting the mixture of the copolymer and of the blowing agent at a temperature Tp, into the closed mold; foaming the mixture by opening the mold; in which the maintenance time between the injection of the mixture of the copolymer and of the blowing agent into the closed mold and the opening of the mold is within the range extending from (topt?25%) to (topt+25%), topt being expressed in seconds and obtained by equation (I): t opt = - 1 ? 2 ? h 2 a ? ln ? ( ? 4 ? T m - T c T m - T p ) , ( I ) in which a is expressed in m2/s, h is expressed in m and Tm, Tc and Tp are expressed in ° C.Type: ApplicationFiled: July 2, 2019Publication date: August 26, 2021Inventors: Clio COCQUET, Helena CHEMINET, Yves DEYRAIL, Audrey DURIN, Marc MIRALLES
-
Patent number: 11008464Abstract: The invention relates to a non-cross-linked copolymer foam with polyamide blocks and polyether blocks, wherein: the polyamide blocks of the copolymer have an average molar mass of from 200 to 1,500 g/mol; the polyether blocks of the copolymer have an average molar mass of from 800 to 2,500 g/mol; and the weight ratio of the polyamide blocks to the polyether blocks of the copolymer is from 0.1 to 0.9. The invention also relates to a method for manufacturing said foam and items manufactured from said foam.Type: GrantFiled: January 27, 2017Date of Patent: May 18, 2021Assignee: ARKEMA FRANCEInventors: Clio Cocquet, Quentin Pineau, Karine Loyen, François Fernagut, Helena Cheminet
-
Publication number: 20190382546Abstract: The present invention relates to a non-crosslinked block copolymer foam composition, characterised in that it is in the form of a polymer matrix comprising closed cells containing gas, said matrix comprising: from 90 to 99.9% by weight of said block copolymer; and from 0.01 to 10% by weight of metal carbonate, for the total weight of the foam composition. The present invention also relates to a foamable composition and a method for manufacturing said foam, as well as the use of the foam in sports shoe soles, balloons or balls, gloves, personal protection equipment, rail soles, automobile parts, construction parts, electrical and electronic equipment parts, audio equipment, sound- and/or heat-proofing, and parts used to damp vibrations.Type: ApplicationFiled: February 8, 2018Publication date: December 19, 2019Applicant: Arkema FranceInventors: Clio COCQUET, Helena CHEMINET, François FERNAGUT, Yves DEYRAIL, Quentin PINEAU
-
Publication number: 20190071570Abstract: The invention relates to a non-cross-linked copolymer foam with polyamide blocks and polyether blocks, wherein: the polyamide blocks of the copolymer have an average molar mass of from 200 to 1,500 g/mol; the polyether blocks of the copolymer have an average molar mass of from 800 to 2,500 g/mol; and the weight ratio of the polyamide blocks to the polyether blocks of the copolymer is from 0.1 to 0.9. The invention also relates to a method for manufacturing said foam and items manufactured from said foam.Type: ApplicationFiled: January 27, 2017Publication date: March 7, 2019Inventors: Clio Cocquet, Quentin PINEAU, Karine LOYEN, François FERNAGUT, Helena CHEMINET
-
Patent number: 10119050Abstract: An adhesive composition that can be used in an extrusion-coating process for application to a support or in an extrusion-laminating process in order to bond several supports of different or identical nature to one another, over a wide temperature range, including: from 91% to 98% by weight of the composition, of a copolymer of ethylene and of alkyl acrylate; at least one tackifying resin; processing aids, wherein the tackifying resin represents between 1.5% and 5.5% of the weight of the composition and the processing aids represent between 0.5% and 3.5% of the weight of the composition and the anti-blocking agent represents, in the processing aids, at least 60% by weight of the aids. Also, a film of the composition and a multilayer structure that includes this film.Type: GrantFiled: June 9, 2015Date of Patent: November 6, 2018Assignee: ARKEMA FRANCEInventors: Clio Cocquet, Betty Laurent, Samuel Devisme
-
Publication number: 20180134928Abstract: An adhesive composition of at least one ethylene polymer or copolymer, wherein at least one first polymer or copolymer including the unsaturated carboxylic acid ester type comonomer is copolymerized in a continuous high-pressure tubular reactor, while a second polymer or copolymer including the functional comonomer is copolymerized by either autoclave or tubular continuous high-pressure radical means; the first and second polymer or copolymer possibly being of one and the same polymer/copolymer. Also, a multilayer structure that incorporates the adhesive composition and a particular process for obtaining this composition.Type: ApplicationFiled: May 11, 2016Publication date: May 17, 2018Applicant: ARKEMA FRANCEInventors: Clio COCQUET, Betty LAURENT, Claire MICHALOWICZ, Mathieu BODIGUEL, Alain BOUILLOUX