Patents by Inventor Loic Pierre Rolland
Loic Pierre Rolland 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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Publication number: 20200393204Abstract: The invention is directed to devices and methods to a heat storage capacity device having at least one body having an encapsulation made of one or more polymer layers defining a hollowed volume filled with PCM and at least one coaxial device surrounding the entire length of the at least one PCM filled body; and uses thereof.Type: ApplicationFiled: December 21, 2018Publication date: December 17, 2020Inventor: Loic Pierre Rolland
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Patent number: 10766231Abstract: Disclosed is a multilayer film comprising a first surface layer comprising a cross-linked, partially neutralized copolymer of ethylene and one or more ?,?-unsaturated C3 to C8 carboxylic acid, and a second surface layer comprising a polyamide; a use of such multilayer film for, for example, decorating a substrate such as for example a ski, snowboard or skate board; as well as a ski comprising such coextruded multilayer film. Also disclosed is a process for decorating a substrate comprising coextruding a multilayer film comprising the first surface layer and the second surface layer comprising a polyamide; irradiating the coextruded multilayer film to cross-link the film; printing a decorative element on the second surface layer comprising a polyamide; cutting the multilayer film; contacting the second surface layer of the multilayer film with a surface to be decorated on a substrate; laminating, e.g., by heat, the multilayer film to the surface to be decorated.Type: GrantFiled: October 25, 2013Date of Patent: September 8, 2020Assignee: PERFORMANCE MATERIALS NA, INC.Inventors: Loic Pierre Rolland, Aurelien Barrois
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Publication number: 20200071587Abstract: The invention provides processes for making a coaxial device by simultaneously extruding a polymer encapsulation layer defining a hollowed area and filling the hollowed area with PCM composition in liquid form. The invention is useful for thermal management in a variety of applications in such as, for example, automotive, building, packaging, garments, and footwear.Type: ApplicationFiled: May 1, 2018Publication date: March 5, 2020Inventors: Loic Pierre ROLLAND, Laurent CHARREL
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Publication number: 20190330508Abstract: The invention provides processes for making a coaxial device by simultaneously extruding a polymer encapsulation layer defining a hollowed area and filling the hollowed area with PCM composition in liquid form. The invention is useful for thermal management in a variety of applications in such as, for example, automotive, building, packaging, garments, and footwear.Type: ApplicationFiled: April 30, 2018Publication date: October 31, 2019Inventors: Loic Pierre Rolland, Laurent Charrel
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Patent number: 10435550Abstract: Disclosed is a vapor permeable composition comprising a copolymer comprising copolymerized units of ethylene and copolymerized units of a comonomer providing an amine-reactive site; a short chain polymer having one primary amine active amine site, and comprising propylene oxide, ethylene oxide, or mixture thereof. The composition is useful as a vapor barrier for moisture control of buildings. Also disclosed are articles comprising the vapor permeable composition and methods of their use.Type: GrantFiled: December 18, 2014Date of Patent: October 8, 2019Assignee: PERFORMANCE MATERIALS NA, INC.Inventors: Richard T Chou, Loic Pierre Rolland
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Patent number: 10435606Abstract: Disclosed is a cable comprising a core and a PCM layer surrounding the core wherein the PCM layer consists of a PCM composition wherein the PCM composition comprises a PCM and an ethylene copolymer; and the core consists of a yarn, strand, or wire each made of a natural or synthetic polymeric material or a metal. The invention is useful for thermal management in a variety of applications in such as, for example, automotive, building, packaging, garments, and footwear.Type: GrantFiled: April 28, 2015Date of Patent: October 8, 2019Assignee: Performance Materials NA, INC.Inventors: Loic Pierre Rolland, Jacques Andre, Jacques Roulin
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Publication number: 20190299740Abstract: The present invention relates to the field of Phase Change Material (PCM) for thermal management in different applications like for example automotive, building, packaging, garments and footwear. The cable of the present invention comprises at least two sections wherein a first section A of the cable comprises a core, a PCM layer surrounding the core and one or more layer(s) of a protective polymer surrounding the PCM layer and a section B comprising a core, a thermoplastic polymer layer and one or more layer(s) of a protective polymer surrounding the thermoplastic polymer layer wherein the PCM layer consists of a PCM composition; the core consists of a filament, yarn, strand or wire made of a natural or synthetic polymeric material or a metal; and the thermoplastic polymer layer consists of a thermoplastic polymer composition.Type: ApplicationFiled: June 8, 2017Publication date: October 3, 2019Inventor: Loic Pierre Rolland
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Publication number: 20180334775Abstract: A phase change material (PCM) is useful for thermal management in various applications such as automotive, building, packaging, garments, and footwear, and in devices such as wires and cables. The cable described herein comprises a core and a PCM layer surrounding the core. The PCM layer comprises a PCM composition, which in turn comprises a 1,3-propanediol fatty acid ester. The core consists of a yarn, strand or wire made of a natural or synthetic polymeric material or a metal.Type: ApplicationFiled: November 3, 2015Publication date: November 22, 2018Inventor: Loic Pierre Rolland
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Publication number: 20170045301Abstract: Disclosed is a cable comprising a core and a PCM layer surrounding the core wherein the PCM layer consists of a PCM composition wherein the PCM composition comprises a PCM and an ethylene copolymer; and the core consists of a yarn, strand, or wire each made of a natural or synthetic polymeric material or a metal. The invention is useful for thermal management in a variety of applications in such as, for example, automotive, building, packaging, garments, and footwear.Type: ApplicationFiled: April 28, 2015Publication date: February 16, 2017Inventors: Loic Pierre ROLLAND, Jacques ROULIN, Jacques ANDRE
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Publication number: 20160076727Abstract: A lighting device comprising a light emitting diode and a cover comprising an ionomer composition that has improved optical properties. The ionomer composition comprises an ionomer that is produced by partially neutralizing a precursor acid copolymer that has a melt index of about 20 to about 400 g/10 min. The precursor acid copolymer comprises copolymerized units of an ?-olefin having 2 to 10 carbons and, based on the total weight of the precursor acid copolymer, about 12 to about 30 weight % of copolymerized units of an ?,?-ethylenically unsaturated carboxylic acid having 3 to 8 carbons.Type: ApplicationFiled: September 17, 2015Publication date: March 17, 2016Inventors: STEVEN C. PESEK, Shannon D. Meerscheidt, W. Alexander Shaffer, David M. Dean, Sebastien Tindilliere, George Wyatt Prejean, William J. Glick, Charles Anthony Smith, Karlheinz Hausmann, Loic Pierre Rolland
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Publication number: 20150266278Abstract: Disclosed is a multilayer film comprising a first surface layer comprising a cross-linked, partially neutralized copolymer of ethylene and one or more ?,?-unsaturated C3 to C8 carboxylic acid, and a second surface layer comprising a polyamide; a use of such multilayer film for, for example, decorating a substrate such as for example a ski, snowboard or skate board; as well as a ski comprising such coextruded multilayer film. Also disclosed is a process for decorating a substrate comprising coextruding a multilayer film comprising the first surface layer and the second surface layer comprising a polyamide; irradiating the coextruded multilayer film to cross-link the film; printing a decorative element on the second surface layer comprising a polyamide; cutting the multilayer film; contacting the second surface layer of the multilayer film with a surface to be decorated on a substrate; laminating, e.g., by heat, the multilayer film to the surface to be decorated.Type: ApplicationFiled: October 25, 2013Publication date: September 24, 2015Inventors: Loic Pierre Rolland, Aurelien Barrois
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Publication number: 20150175792Abstract: Disclosed is a vapor permeable composition comprising a copolymer comprising copolymerized units of ethylene and copolymerized units of a comonomer providing an amine-reactive site; a short chain polymer having one primary amine active amine site, and comprising propylene oxide, ethylene oxide, or mixture thereof. The composition is useful as a vapor barrier for moisture control of buildings. Also disclosed are articles comprising the vapor permeable composition and methods of their use.Type: ApplicationFiled: December 18, 2014Publication date: June 25, 2015Inventors: RICHARD T. CHOU, LOIC PIERRE ROLLAND
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Publication number: 20150104597Abstract: The present invention relates to the field of polyolefin blends compatibilization and in particular to reactive compatibilization of polyethylene/polypropylene blends. The present invention discloses thermoplastic compositions, and their use, comprising: a) a blend of polypropylene and polyethylene, b) an ethylene epoxide copolymer and c) an ethylene/propylene copolymer grafted or copolymerized with a carboxylic acid or a derivative thereof.Type: ApplicationFiled: October 16, 2014Publication date: April 16, 2015Inventors: LOIC PIERRE ROLLAND, JACQUES ANDRE
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Patent number: 8779061Abstract: A curable composition and an article produced therefrom are disclosed in which the composition can comprise an optional first component, a second component, and a third component; the optional first component includes a copolymer derived from ethylene and a polar monomer; the second component includes a copolymer derived from ethylene, a vinyl acetate or alkyl(meth)acrylate, and carbon monoxide; and the third component includes a copolymer derived from ethylene and an alkyl(meth)acrylate or a polymer of alkyl(meth)acrylate.Type: GrantFiled: October 16, 2012Date of Patent: July 15, 2014Assignee: E I du Pont de Nemours and CompanyInventor: Loic Pierre Rolland
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Patent number: 8333903Abstract: The present invention relates to a Phase Change Material (PCM) composition comprising a) from 20 to 80 wt % of a PCM; and b) from 20 to 80 wt % of one or more polymers chosen from the group consisting of b1) Very Low Density Polyethylene (VLDPE) having a density equal or lower than 0.910 g/cm3 measured according to ASTM 792; b2) Ethylene Propylene Rubber (EPR) having a density equal or lower than 0.900 g/cm3 measured according to ASTM 792; b3) Styrene Ethylene Butadiene Styrene (SEBS) copolymers; and b4) Styrene Butadiene Styrene (SBS) copolymers. The PCM composition of the present invention can be used in applications where thermal management is needed, like for example in building, automotive, packaging, garments and footwear.Type: GrantFiled: June 20, 2011Date of Patent: December 18, 2012Assignees: E I du Pont de Nemours and CompanyInventors: Loic Pierre Rolland, Raymond Joseph Reisdorf
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Patent number: 8308861Abstract: A phase change material (PCM) composition comprises a blend of at least one fatty acid ester and at least one ethylene copolymer, wherein the ethylene copolymer comprises at least 28% of an at least one polar comonomer by weight, based on the weight of the ethylene copolymer. A film or sheet comprises or is produced from the PCM composition and the film or sheet can be a single layer or multilayer structure.Type: GrantFiled: March 31, 2011Date of Patent: November 13, 2012Assignee: E I du Pont de Nemours and CompanyInventors: Loic Pierre Rolland, Jacques Andre
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Publication number: 20120264342Abstract: The present invention provides a use of a thermoplastic composition for manufacturing a ballistic protection system, wherein the thermoplastic composition comprises at least a first thermoplastic polymer that has a melting point superior to the melting point of a second thermoplastic polymer, and wherein the second thermoplastic polymer is dispersed in a continuous or co-continuous phase of the first thermoplastic polymer. Further, the present invention provides a ballistic protection system made of at least one ballistic fabric and at least one thermoplastic composition for use in ballistic applications, wherein the thermoplastic composition is as set forth above.Type: ApplicationFiled: June 9, 2011Publication date: October 18, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Louis Boogh, Nicolas Pont, Serge Rebouillat, Loic Pierre Rolland
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Publication number: 20120180940Abstract: The present invention relates to a method for producing fiber composites impregnated with a thermoplastic resin to be used as stab and ballistic composite structures. If compared with the manufacturing processes of the state of the art, the method according to the present invention enables to prepare stab and ballistic resistant composite structures in a more efficient way by reducing the complexity of the manufacturing machine and at a lower cost.Type: ApplicationFiled: May 14, 2008Publication date: July 19, 2012Inventors: Yves Bader, Nicolas Pont, Loic Pierre Rolland
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Publication number: 20120141720Abstract: The present invention provides a use of a thermoplastic composition for manufacturing a personal protection equipment for personal ballistic, stab and knife protection, wherein the thermoplastic composition comprises at least a first thermoplastic polymer that has a melting point different to the melting point of a second thermoplastic polymer. Further, the present invention provides a personal protection equipment comprising a plurality of ballistic fabric layers, and at least one thermoplastic composition for use in ballistic applications, wherein the thermoplastic composition comprises at least a first thermoplastic polymer as set forth above.Type: ApplicationFiled: June 9, 2011Publication date: June 7, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Yves Bader, Loic Pierre Rolland, Nicolas Pont, Olivier Magnin
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Publication number: 20110281485Abstract: A phase change material (PCM) composition comprises a blend of at least one fatty acid ester and at least one ethylene copolymer, wherein the ethylene copolymer comprises at least 28% of an at least one polar comonomer by weight, based on the weight of the ethylene copolymer. A film or sheet comprises or is produced from the PCM composition and the film or sheet can be a single layer or multilayer structure.Type: ApplicationFiled: March 31, 2011Publication date: November 17, 2011Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: Loic Pierre Rolland, Jacques Andre