Patents by Inventor Pierre Nogues
Pierre Nogues 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: 11299588Abstract: The invention concerns a method for producing polyamide from an amino ester of formula NH2—(CH2)n—COOR, in which R represents an alkyl group and n represents an integer ranging from 5 to 14, comprising: a first reaction step in the presence of water, at a first temperature; followed by a second reaction step at a second temperature higher than the first temperature.Type: GrantFiled: November 14, 2014Date of Patent: April 12, 2022Assignee: ARKEMA FRANCEInventors: Thierry Briffaud, Pierre Nogues, Guillaume Le, Frédéric Malet
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Publication number: 20210340338Abstract: A method for producing a polycondensate powder dispersion, wherein the method includes at least one step of polycondensation: i) of at least one diester and at least one diamine, and/or ii) at least one amino ester, while stirring, in a solvent that can solubilize both the diamine and the diester and/or the amino ester but not the polyamide that forms during the polycondensation, at a temperature between 30° C. and the boiling temperature of the solvent, in order to produce a powder precipitate dispersed in the solvent.Type: ApplicationFiled: July 13, 2021Publication date: November 4, 2021Applicant: Arkema FranceInventors: Pierre NOGUES, Geoffroy CAMMAGE
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Patent number: 11066528Abstract: A method for producing a polycondensate powder dispersion, characterised in that it includes at least one step of polycondensation: i) of at least one diester and at least one diamine, and/or ii) at least one amino ester, while stirring, in a solvent that can solubilise both the diamine and the diester and/or the amino ester but not the polyamide that forms during the polycondensation, at a temperature between 30° C. and the boiling temperature of the solvent, in order to produce a powder precipitate dispersed in the solvent.Type: GrantFiled: December 22, 2015Date of Patent: July 20, 2021Assignee: ARKEMA FRANCEInventors: Pierre Nogues, Geoffroy Cammage
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Patent number: 10000662Abstract: A method for producing a composite material, including an assembly of one or a plurality of synthetic reinforcement fibers, impregnated with at least one thermoplastic polymer having a vitreous transition temperature Tg greater than or equal to 80° C. including: i) a step of impregnating said assembly with a precursor composition in the molten state and including: a) at least one prepolymer P(X)n of said thermoplastic polymer, including a molecular chain P having, at the ends n thereof, identical reactive functions X, said prepolymer having a semiaromatic and/or semi-cycloaliphatic structure, b) at least one chain extender including two identical functions Y, which are reactive with at least one of said functions X; ii) a step of polymerization by mass (poly)addition, in the molten state, of said prepolymer with said chain extender, with said thermoplastic polymer of the thermoplastic matrix being the result of said polymerization by mass polyaddition.Type: GrantFiled: October 23, 2012Date of Patent: June 19, 2018Assignee: ARKEMA FRANCEInventors: Gilles Hochstetter, Thierry Briffaud, Michel Glotin, Pierre Nogues, Maliha Khusrawy
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Publication number: 20170349714Abstract: A method for producing a polycondensate powder dispersion, characterised in that it includes at least one step of polycondensation: i) of at least one diester and at least one diamine, and/or ii) at least one amino ester, while stirring, in a solvent that can solubilise both the diamine and the diester and/or the amino ester but not the polyamide that forms during the polycondensation, at a temperature between 30° C. and the boiling temperature of the solvent, in order to produce a powder precipitate dispersed in the solvent.Type: ApplicationFiled: December 22, 2015Publication date: December 7, 2017Applicant: Arkema FranceInventors: Pierre NOGUES, Geoffroy CAMMAGE
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Publication number: 20160280854Abstract: The invention concerns a method for producing polyamide from an amino ester of formula NH2—(CH2)n—COOR, in which R represents an alkyl group and n represents an integer ranging from 5 to 14, comprising: a first reaction step in the presence of water, at a first temperature; followed by a second reaction step at a second temperature higher than the first temperature.Type: ApplicationFiled: November 14, 2014Publication date: September 29, 2016Applicant: ARKEMA FRANCEInventors: Thierry BRIFFAUD, Pierre NOGUES, Guillaume LE, Frédéric MALET
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Publication number: 20140316063Abstract: A method for producing a composite material, including an assembly of one or a plurality of synthetic reinforcement fibres, impregnated with at least one thermoplastic polymer having a vitreous transition temperature Tg greater than or equal to 80° C. including: i) a step of impregnating said assembly with a precursor composition in the molten state and including: a) at least one prepolymer P(X)n of said thermoplastic polymer, including a molecular chain P having, at the ends n thereof, identical reactive functions X, said prepolymer having a semi-aromatic and/or semi-cycloaliphatic structure, b) at least one chain extender including two identical functions Y, which are reactive with at least one of said functions X; ii) a step of polymerisation by mass (poly)addition, in the molten state, of said prepolymer with said chain extender, with said thermoplastic polymer of the thermoplastic matrix being the result of said polymerisation by mass polyaddition.Type: ApplicationFiled: October 23, 2012Publication date: October 23, 2014Applicant: ARKEMA FRANCEInventors: Gilles Hochstetter, Thierry Briffaud, Michel Glotin, Pierre Nogues, Maliha Khusrawy
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Patent number: 7625972Abstract: The present invention relates to a flexible semiaromatic polyamide composition with a low moisture uptake, made up by weight, the total being 100: A) 60 to 99.5% (preferably 70 to 93%) of at least one copolyamide of formula X/Y,Ar in which there are between 0.5 and 0.7 mol of X per 1 mol of Y, and in which Y denotes the residues of 1,10-decanediamine, Ar denotes the residues of terephthalic acid, X denotes the residue of aminoundecanoic acid NH2—(CH2)10—COOH, the unit Y,I residue from the condensation of the diamine (Y) with isophthalic acid, wherein said composition is a flexible semiaromatic copolyamide; B) 0.5 to 40% (preferably 7 to 30%) of at least one product chosen from plasticizers, nanofillers, polyolefins, crosslinked polyolefins and additives.Type: GrantFiled: June 9, 2008Date of Patent: December 1, 2009Assignee: Arkema FranceInventors: Philippe Blondel, Thierry Briffaud, Annett Linemann, Helene Egret, Pierre Nogues
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Publication number: 20080249238Abstract: The present invention relates to a flexible semiaromatic polyamide composition with a low moisture uptake, made up by weight, the total being 100: A) 60 to 99.5% (preferably 70 to 93%) of at least one copolyamide of formula X/Y,Ar in which there are between 0.5 and 0.7 mol of X per 1 mol of Y, and in which Y denotes the residues of 1,10-decanediamine, Ar denotes the residues of terephthalic acid, X denotes the residue of aminoundecanoic acid NH2—(CH2)10—COOH, the unit Y,I residue from the condensation of the diamine (Y) with isophthalic acid, wherein said composition is a flexible semiaromatic copolyamide; B) 0.5 to 40% (preferably 7 to 30%) of at least one product chosen from plasticizers, nanofillers, polyolefins, crosslinked polyolefins and additives.Type: ApplicationFiled: June 9, 2008Publication date: October 9, 2008Applicant: Arkema FranceInventors: Philippe Blondel, Thierry Briffaud, Annett Linemann, Helene Egret, Pierre Nogues
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Patent number: 7388048Abstract: The present invention relates to a flexible semiaromatic polyamide composition with a low moisture uptake comprising, by weight, the total being 100: 60 to 99.5% (preferably 70 to 93%) of at least one copolyamide of formula X/Y,Ar in which: Y denotes the residues of an aliphatic diamine having from 8 to 20 carbon atoms, Ar denotes the residues of an aromatic dicarboxylic acid, X denotes either the residues of aminoundecanoic acid NH2—(CH2)10—COOH, of lactam-12 or of the corresponding amino acid, or X denotes the unit Y,x, residue from the condensation of the diamine with an aliphatic diacid (x) having between 8 and 20 carbon atoms, or X denotes the unit Y,I, residue from the condensation of the diamine with isophthalic acid, ?0.5 to 40% (preferably 7 to 30%) of at least one product chosen from plasticizers, nanofillers, polyolefins, crosslinked polyolefins and additives.Type: GrantFiled: August 2, 2004Date of Patent: June 17, 2008Assignee: Arkema FranceInventors: Philippe Blondel, Thierry Briffaud, Annett Linemann, Helene Egret, Pierre Nogues
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Patent number: 7148292Abstract: The invention concerns a method for hydrogenation of unsaturated polymers in dispersed medium based on an oxidation-reduction system containing hydrazine, an oxidant such as a peroxide and optionally a carboxylic acid. The hydrogenation rate can reach 100% in certain conditions.Type: GrantFiled: April 11, 2002Date of Patent: December 12, 2006Assignee: ArkemaInventors: Jean-Laurent Pradel, Pierre Nogues, Christophe Loret
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Publication number: 20050261445Abstract: The invention concerns a method for hydrogenation of unsaturated polymers in dispersed medium based on an oxidation-reduction system containing hydrazine, an oxidant such as a peroxide and optionally a carboxylic acid. The hydrogenation rate can reach 100% in certain conditions.Type: ApplicationFiled: April 11, 2002Publication date: November 24, 2005Inventors: Jean-Laurent Pradel, Pierre Nogues, Christophe Loret
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Publication number: 20050096430Abstract: The present invention relates to a flexible semiaromatic polyamide composition with a low moisture uptake comprising, by weight, the total being 100: 60 to 99.5% (preferably 70 to 93%) of at least one copolyamide of formula X/Y,Ar in which: Y denotes the residues of an aliphatic diamine having from 8 to 20 carbon atoms, Ar denotes the residues of an aromatic dicarboxylic acid, X denotes either the residues of aminoundecanoic acid NH2—(CH2)10—COOH, of lactam-12 or of the corresponding amino acid, or X denotes the unit Y,x, residue from the condensation of the diamine with an aliphatic diacid (x) having between 8 and 20 carbon atoms, or X denotes the unit Y,I, residue from the condensation of the diamine with isophthalic acid, ?0.5 to 40% (preferably 7 to 30%) of at least one product chosen from plasticizers, nanofillers, polyolefins, crosslinked polyolefins and additives.Type: ApplicationFiled: August 2, 2004Publication date: May 5, 2005Inventors: Philippe Blondel, Thierry Briffaud, Annett Linemann, Helene Egret, Pierre Nogues
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Patent number: 6852812Abstract: A process is presented for the preparation of a latex by the emulsion polymerization at a temperature of between 30 and 90 C. of at least one ethylenically unsaturated monomer in the presence of at least one surfactant and of a seed of polymer particles with a diameter of between 200 and 450 nm. The seed particles represent from 5-25% by weight of the total weight of the monomer and seed. The polymerization is initiated by a mixed water-soluble/fat-soluble system. Also included are lattices obtained from this process.Type: GrantFiled: March 11, 2004Date of Patent: February 8, 2005Assignee: AtofinaInventors: Isabelle Betremieux, Karine Loyen, Nathalie Meeschaert, Pierre Nogues, Martine Schneider
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Publication number: 20040209986Abstract: A process is presented for the preparation of a latex by the emulsion polymerization at a temperature of between 30 and 90 C. of at least one ethylenically unsaturated monomer in the presence of at least one surfactant and of a seed of polymer particles with a diameter of between 200 and 450 nm. The seed particles represent from 5-25% by weight of the total weight of the monomer and seed. The polymerization is initiated by a mixed water-soluble/fat-soluble system. Also included are lattices obtained from this process.Type: ApplicationFiled: March 11, 2004Publication date: October 21, 2004Inventors: Isabelle Betremieux, Karine Loyen, Nathalie Meeschaert, Pierre Nogues, Martine Schneider
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Publication number: 20030055150Abstract: The invention concerns a latex consisting of polymers dispersed in a bimodal distribution, having a non-volatile matter content at 55 % and low viscosity. Said latex is obtained by emulsion polymerisation of at least a monomer in the presence of a seed of polymer-based particles with a diameter ranging between 200 and 450 nm. The invention also concerns the use of said latex in various applications such as pressure sensitive adhesives, floor bonding adhesives, tile bonding adhesives, additives for mortar, sealants, sealing joints.Type: ApplicationFiled: October 9, 2002Publication date: March 20, 2003Inventors: Isabelle Betremieux, Karine Loyen, Nathalie Meeschaert, Pierre Nogues, Martine Schneider
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Patent number: 5578689Abstract: Vinyl polymers, e.g., the homo- and copolyvinyl chlorides, are prepared in one or more stages, to a degree of conversion of at least 50%, by suspended emulsion polymerizing at least one vinyl monomer, e.g., vinyl chloride, said at least one monomer having dispersed therein finely divided droplets of an aqueous solution of at least one component of a polymerization initiating system, and wherein the amount of water in said aqueous solution constitutes at least 19%, and preferably at least 20% by weight of the at least one monomer.Type: GrantFiled: February 22, 1994Date of Patent: November 26, 1996Assignee: AtochemInventors: Pierre Nogues, Francois Erard
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Patent number: 5489478Abstract: Hot water and superheated steam resistant barrier films, well adopted as packaging materials, e.g., for perishable comestibles, notably foodstuffs, at least in part include at least one layer of a polymer alloy comprising (a) at least one ethylene-vinyl alcohol (EVOH) copolymer, (b) at least one polypropylene and (c) a compatibilizing amount of at least one compatibilizing agent therefor.Type: GrantFiled: September 27, 1993Date of Patent: February 6, 1996Assignee: AtochemInventors: Richard Audry, Pierre Nogues
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Patent number: 5393832Abstract: Polymer alloys that can facilely be shaped into gas barrier, crack-resistant packaging materials, e.g., by thermoforming, include an ethylene-vinyl alcohol copolymer matrix, a polypropylene disperse phase and a phase-compatibilizing amount of an .alpha.-monoolefin graft copolymer.Type: GrantFiled: November 19, 1992Date of Patent: February 28, 1995Assignee: AtochemInventors: Jean-Claude Moulies, Patrick Borg, Pierre Nogues
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Patent number: 5274030Abstract: Hot water and superheated steam resistant barrier films, well adopted as packaging materials, e.g., for perishable comestibles, notably foodstuffs, at least in part include at least one layer of a polymer alloy comprising (a) at least one ethylene-vinyl alcohol (EVOH) copolymer, (b) at least one polypropylene and (c) a compatibilizing amount of at least one compatibilizing agent therefor.Type: GrantFiled: November 24, 1992Date of Patent: December 28, 1993Assignee: AtochemInventors: Richard Audry, Pierre Nogues