Patents by Inventor Caroline DEMATHIEU-ROELTGEN
Caroline DEMATHIEU-ROELTGEN 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).
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Patent number: 11162257Abstract: A plaster-based board includes a core made of plaster positioned between two coating layers, in which a textile including glass fibers and an organic binder constitutes at least one of the coating layers and/or the textile is embedded in the plaster constituting the core. In the textile, the binder includes one or more organic polymers having a glass transition temperature which varies from ?10 to +25° C., measured by differential scanning calorimetry according to the standard ISO 11357-1:2009.Type: GrantFiled: January 11, 2017Date of Patent: November 2, 2021Assignee: SAINT-GOBAIN PLACOInventors: Katarzyna Chuda, Caroline Demathieu-Roeltgen, Véronique Chopin
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Patent number: 10822275Abstract: A plasterboard includes a first layer of plaster and a second layer of plaster, wherein the first layer includes activated carbon; the second layer includes a scavenging agent, wherein a content of scavenging agent in the first layer, expressed as percentage by weight of dry matter, is less than a content of scavenging agent in the second layer, and wherein the second layer is free of activated carbon.Type: GrantFiled: March 6, 2020Date of Patent: November 3, 2020Assignee: SAINT-GOBAIN PLACOInventors: Yann Dion, Katarzyna Chuda, Caroline Demathieu-Roeltgen, Marion Chenal
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Publication number: 20200207664Abstract: A plasterboard includes a first layer of plaster and a second layer of plaster, wherein the first layer includes activated carbon; the second layer includes a scavenging agent, wherein a content of scavenging agent in the first layer, expressed as percentage by weight of dry matter, is less than a content of scavenging agent in the second layer, and wherein the second layer is free of activated carbon.Type: ApplicationFiled: March 6, 2020Publication date: July 2, 2020Inventors: Yann DION, Katarzyna CHUDA, Caroline DEMATHIEU-ROELTGEN, Marion CHENAL
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Patent number: 10611689Abstract: A plasterboard includes a first layer of plaster and a second layer of plaster, wherein the first layer includes activated carbon; the second layer includes a scavenging agent, wherein a content of scavenging agent in the first layer, expressed as percentage by weight of dry matter, is less than a content of scavenging agent in the second layer, and wherein the second layer is free of activated carbon.Type: GrantFiled: March 13, 2017Date of Patent: April 7, 2020Assignee: SAINT-GOBAIN PLACOInventors: Yann Dion, Katarzyna Chuda, Caroline Demathieu-Roeltgen, Marion Chenal
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Patent number: 10335764Abstract: A process for the manufacture of a plasterboard including activated carbon, includes: preparing a main mixed batch including a foaming agent and devoid of activated carbon; preparing a secondary mixed batch including powdered activated carbon; providing a first facing sheet; pouring the secondary mixed batch over the first facing sheet, the secondary mixed batch forming a first plaster layer; pouring the main mixed batch over the first plaster layer, the main mixed batch forming a second plaster layer; providing a second facing sheet on the first and second plaster layers; and forming the plasterboard; wherein the secondary mixed batch has a greater density than the main mixed batch.Type: GrantFiled: March 13, 2017Date of Patent: July 2, 2019Assignee: SAINT-GOBAIN PLACOInventors: Yann Dion, Katarzyna Chuda, Caroline Demathieu-Roeltgen, Marion Chenal
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Publication number: 20190077711Abstract: A plasterboard includes a first layer of plaster and a second layer of plaster, wherein the first layer includes activated carbon; the second layer includes a scavenging agent, wherein a content of scavenging agent in the first layer, expressed as percentage by weight of dry matter, is less than a content of scavenging agent in the second layer, and wherein the second layer is free of activated carbon.Type: ApplicationFiled: March 13, 2017Publication date: March 14, 2019Inventors: Yann DION, Katarzyna CHUDA, Caroline DEMATHIEU-ROELTGEN, Marion CHENAL
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Publication number: 20190070585Abstract: A process for the manufacture of a plasterboard including activated carbon, includes: preparing a main mixed batch including a foaming agent and devoid of activated carbon; preparing a secondary mixed batch including powdered activated carbon; providing a first facing sheet; pouring the secondary mixed batch over the first facing sheet, the secondary mixed batch forming a first plaster layer; pouring the main mixed batch over the first plaster layer, the main mixed batch forming a second plaster layer; providing a second facing sheet on the first and second plaster layers; and forming the plasterboard; wherein the secondary mixed batch has a greater density than the main mixed batch.Type: ApplicationFiled: March 13, 2017Publication date: March 7, 2019Applicant: SAINT-GOBAIN PLACOInventors: Yann DION, Katarzyna CHUDA, Caroline DEMATHIEU-ROELTGEN, Marion CHENAL
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Publication number: 20190030860Abstract: A plaster-based board includes a core made of plaster positioned between two coating layers, in which a textile including fibers of a thermoplastic polymer constitutes at least one of the coating layers and/or the textile is embedded in the plaster constituting the core.Type: ApplicationFiled: January 11, 2017Publication date: January 31, 2019Inventors: Katarzyna CHUDA, Caroline DEMATHIEU-ROELTGEN, Véronique CHOPIN
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Publication number: 20190017261Abstract: A plaster-based board includes a core made of plaster positioned between two coating layers, in which a textile including glass fibers and an organic binder constitutes at least one of the coating layers and/or the textile is embedded in the plaster constituting the core. In the textile, the binder includes one or more organic polymers having a glass transition temperature which varies from ?10 to +25° C., measured by differential scanning calorimetry according to the standard ISO 11357-1:2009.Type: ApplicationFiled: January 11, 2017Publication date: January 17, 2019Inventors: Katarzyna CHUDA, Caroline DEMATHIEU-ROELTGEN, Véronique CHOPIN
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Patent number: 9868269Abstract: A plaster-based board includes a plaster-based core positioned between two sheets of paper or nonwoven fabric, wherein the core contains at least one polymer selected from polyvinyl butyral (PVB), copolymers of vinyl acetate and an olefin, which copolymers have a glass transition temperature that varies from ?10° C. to +25° C., terpolymers of vinyl acetate, an olefin and a vinyl ester monomer, terpolymers of vinyl acetate, a vinyl ester monomer and a (meth)acrylate monomer, and copolymers of vinyl acetate and an acrylic monomer.Type: GrantFiled: March 6, 2015Date of Patent: January 16, 2018Assignee: SAINT-GOBAIN PLACOInventors: Katarzyna Chuda, Caroline Demathieu-Roeltgen, Véronique Chopin, Carl Riddle, Jeremy Simons
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Patent number: 9856170Abstract: A plaster-based material, in particular a plasterboard intended for the interior fitting of dwellings, contains a mixture of casein and active charcoal. The plaster-based material is used for reducing the amount of volatile organic compounds present in the atmosphere inside dwellings, offices or public buildings.Type: GrantFiled: December 23, 2014Date of Patent: January 2, 2018Assignee: SAINT-GOBAIN PLACOInventors: Katarzyna Chuda, Caroline Demathieu-Roeltgen, Benoit Didier
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Patent number: 9764983Abstract: A plaster-based material, in particular a plasterboard intended for the interior fitting of dwellings, contains a metal complex of EDTA. The plaster-based material is used for reducing the amount of volatile organic compounds present in the atmosphere inside dwellings, offices or public buildings.Type: GrantFiled: December 23, 2014Date of Patent: September 19, 2017Assignee: SAINT-GOBAIN PLACOInventors: Katarzyna Chuda, Caroline Demathieu-Roeltgen
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Publication number: 20170015085Abstract: A plaster-based board includes a plaster-based core positioned between two sheets of paper or nonwoven fabric, wherein the core contains at least one polymer selected from polyvinyl butyral (PVB), copolymers of vinyl acetate and an olefin, which copolymers have a glass transition temperature that varies from ?10° C. to +25° C., terpolymers of vinyl acetate, an olefin and a vinyl ester monomer, terpolymers of vinyl acetate, a vinyl ester monomer and a (meth)acrylate monomer, and copolymers of vinyl acetate and an acrylic monomer.Type: ApplicationFiled: March 6, 2015Publication date: January 19, 2017Inventors: Katarzyna CHUDA, Caroline DEMATHIEU-ROELTGEN, Véronique CHOPIN, Carl RIDDLE, Jeremy SIMONS
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Publication number: 20160332913Abstract: A plaster-based material, in particular a plasterboard intended for the interior fitting of dwellings, contains a mixture of casein and active charcoal. The plaster-based material is used for reducing the amount of volatile organic compounds present in the atmosphere inside dwellings, offices or public buildings.Type: ApplicationFiled: December 23, 2014Publication date: November 17, 2016Inventors: Katarzyna CHUDA, Caroline DEMATHIEU-ROELTGEN, Benoit DIDIER
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Publication number: 20160332912Abstract: A plaster-based material, in particular a plasterboard intended for the interior fitting of dwellings, contains a metal complex of EDTA. The plaster-based material is used for reducing the amount of volatile organic compounds present in the atmosphere inside dwellings, offices or public buildings.Type: ApplicationFiled: December 23, 2014Publication date: November 17, 2016Inventors: Katarzyna CHUDA, Caroline DEMATHIEU-ROELTGEN