Patents by Inventor Benjamin Saillard
Benjamin Saillard 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: 12060516Abstract: The invention relates to the use of a composition comprising at least one polyamide, of which at least one is a semicrystalline copolyamide comprising at least one minor motif resulting from the polycondensation of: at least one diamine with at least one polymerised fatty acid, in particular a fatty acid dimer; or at least one diamine dimer with at least one carboxylic acid; or at least one amino acid dimer; or mixtures of same, as a sealing coating in a pipe containing oil or gas, said pipe being used in the operation of offshore oil or gas deposits.Type: GrantFiled: April 7, 2017Date of Patent: August 13, 2024Assignee: ARKEMA FRANCEInventors: Thierry Briffaud, Philippe Blondel, Patrick Dang, Francois Fernagut, Jean-Jacques Flat, Benjamin Saillard
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Publication number: 20220267519Abstract: A process for manufacturing a transparent polyamide including a step of polycondensation of a mixture of monomers including at least one dicarboxylic acid and at least one cycloaliphatic diamine, in which the cycloaliphatic diamine includes two rings linked by an alkylene group including 1 to 6 carbon atoms, each ring being substituted by an amine group and at least one alkyl group, which may be identical or different, including 1 to 6 carbon atoms, wherein the diamine decomposes into six isomer fractions when it is subjected to analysis by gas chromatography on a nonpolar column and, when the isomer fractions are named isomer fractions I to VI in their order of elution, the mass content FI of fraction I of the cycloaliphatic diamine does not exceed 35%. A transparent polyamide capable of being obtained by the process, and to articles obtained from such a polyamide or from such a formulation.Type: ApplicationFiled: October 2, 2019Publication date: August 25, 2022Applicant: Arkema FranceInventors: Thierry BRIFFAUD, Benjamin SAILLARD, Stefânia CASSIANO GASPAR, Joël VERGER, Fabienne OLIVIER-CHANU
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Patent number: 11396600Abstract: The invention relates to the use of at least one impact modifier having a refractive index IR1 in a polyamide matrix consisting of a mixture of amorphous polyamide and semicrystalline polyamide, said matrix having a refractive index IR2, the difference in absolute value of IR1-IR2 not exceeding 0.006, to produce a transparent composition having a fatigue strength, under the fatigue test referred to as notched “Ross-Flex”, greater than 50 000 at ?10° C.Type: GrantFiled: July 6, 2018Date of Patent: July 26, 2022Assignee: ARKEMA FRANCEInventors: Mathieu Sabard, Benoit Brule, Benjamin Saillard, Regis Cipriani
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Patent number: 11384200Abstract: The present invention relates to a copolyamide comprising at least two units and corresponding to the following general formula: A/(diamine)·(Cw diacid), in which: the diamine is a cycloaliphatic diamine, w represents the number of carbon atoms of the diacid, A is chosen from a unit obtained from an amino acid or from a lactam and a unit corresponding to the formula (Cx diamine)·(Cy diacid), with x representing the number of carbon atoms of the diamine and y representing the number of carbon atoms of the diacid, and in which at least one of the monomers chosen from A and the Cw diacid is obtained, in all or part, from renewable starting materials according to Standard ASTM D6866. The invention also relates to a composition comprising this copolyamide and to the use of this copolyamide and of such a composition.Type: GrantFiled: November 14, 2017Date of Patent: July 12, 2022Assignee: ARKEMA FRANCEInventors: Benjamin Saillard, Philippe Blondel, Claire Isabelle Michalowicz
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Patent number: 11377555Abstract: The present invention relates to transparent polyamide-based composition, comprising: from 5.0 to 40.0% by weight of semi-crystalline polyamide, from 20.0 to 80.0% by weight of at least one amorphous, transparent and at least partially cycloaliphatic polyamide, from 0.0 to 5.0% by weight of PEBA, from 0.0 to 5.0% by weight of additives, and from 5.0 to 50.0%, preferably from 10.0 to 40.0% by weight, preferably from 20.0 to 30.0% by weight by weight of glass filler, where the glass filler, expressed as % by weight with respect to the total weight of filler, less than 60 wt. % silica (SiO2) and more than 5 wt. % of boron oxide (B2O3). The invention also relates to the manufacture of said composition, its use for the manufacture of transparent articles, said transparent articles and their process of manufacture.Type: GrantFiled: September 26, 2018Date of Patent: July 5, 2022Assignee: ARKEMA FRANCEInventors: Maho Yasuda, Benoît Brule, Benjamin Saillard, Marie Pommier De Santi
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Publication number: 20210371653Abstract: A polyamide-based polymer composition including: a) 50% to 98% by weight of a transparent amorphous polyamide; b) 1% to 15% by weight of a polymer in the form of core-shell particles; and c) 1% to 15% by weight of a polyether block and polyamide block copolymer, wherein the polyether block and polyamide block copolymer has: as a 2 mm layer, a transmittance at 560 nm of 90% or more; and a refractive index that does not differ by more than 0.01 from that of the transparent amorphous polyamide and wherein the polymer in the form of core-shell particles has a refractive index that does not differ by more than 0.01 from that of the transparent amorphous polyamide. Also, a process for the manufacture of the composition, and the composition capable of being obtained by said process.Type: ApplicationFiled: October 17, 2019Publication date: December 2, 2021Applicant: Arkema FranceInventors: Mathieu SABARD, Philippe BLONDEL, Benjamin SAILLARD, Frédéric MALET
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Publication number: 20200377773Abstract: The invention relates to the use of a composition comprising at least one polyamide, of which at least one is a semicrystalline copolyamide comprising at least one minor motif resulting from the polycondensation of: at least one diamine with at least one polymerised fatty acid, in particular a fatty acid dimer; or at least one diamine dimer with at least one carboxylic acid; or at least one amino acid dimer; or mixtures of same, as a sealing coating in a pipe containing oil or gas, said pipe being used in the operation of offshore oil or gas deposits.Type: ApplicationFiled: April 7, 2017Publication date: December 3, 2020Applicant: ARKEMA FRANCEInventors: Thierry Briffaud, Philippe Blondel, Patrick Dang, Francois Fernagut, Jean-Jacques Flat, Benjamin Saillard
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Publication number: 20200255661Abstract: The present invention relates to transparent polyamide-based composition, comprising: from 5.0 to 40.0% by weight of semi-crystalline polyamide, from 20.0 to 80.0% by weight of at least one amorphous, transparent and at least partially cycloaliphatic polyamide, from 0.0 to 5.0% by weight of PEBA, from 0.0 to 5.0% by weight of additives, and from 5.0 to 50.0%, preferably from 10.0 to 40.0% by weight, preferably from 20.0 to 30.0% by weight by weight of glass filler, where the glass filler, expressed as % by weight with respect to the total weight of filler, less than 60 wt. % silica (SiO2) and more than 5 wt. % of boron oxide (B2O3). The invention also relates to the manufacture of said composition, its use for the manufacture of transparent articles, said transparent articles and their process of manufacture.Type: ApplicationFiled: September 26, 2018Publication date: August 13, 2020Applicant: Arkema FranceInventors: Maho YASUDA, Benoît BRULE, Benjamin SAILLARD, Marie POMMIER DE SANTI
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Publication number: 20200199360Abstract: The invention relates to the use of at least one impact modifier having a refractive index IR1 in a polyamide matrix consisting of a mixture of amorphous polyamide and semicrystalline polyamide, said matrix having a refractive index IR2, the difference in absolute value of IR1-IR2 not exceeding 0.006, to produce a transparent composition having a fatigue strength, under the fatigue test referred to as notched “Ross-Flex”, greater than 50 000 at ?10° C.Type: ApplicationFiled: July 6, 2018Publication date: June 25, 2020Inventors: Mathieu SABARD, Benoit BRULE, Benjamin SAILLARD, Regis CIPRIANI
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Patent number: 10246587Abstract: The use of at least one semi-crystalline polyamide in a glass-charged amorphous polyamide resin for producing a composition which is more transparent than the resin. Polyamide-based transparent composition manufactured according to the use of the semi-crystalline polyamide, including: from 5.0 to 40.0% by weight of semicrystalline polyamide, from 20.0 to 80.0% by weight of at least one amorphous, transparent and at least partially cycloaliphatic polyamide, from 5.0 to 40.0%, preferably from 5.0 to 30.0%, by weight of glass filler, and optionally: from 0.0 to 5.0% by weight of PEBA, from 0.0 to 5.0% by weight of additives, with respect to the total weight of the composition.Type: GrantFiled: February 27, 2015Date of Patent: April 2, 2019Assignee: ARKEMA FRANCEInventors: Maho Yasuda, Benjamin Saillard
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Publication number: 20180327592Abstract: The application relates to a composition having improved dimensional stability and comprising an amorphous polyamide or a mixture of amorphous polyamides, and a semi-crystalline polyamide for which the average number of carbon atoms (C) relatively to the nitrogen atom (N) is greater than or equal to 8 or a mixture of semi-crystalline polyamides wherein the average number of carbon atoms (C) relatively to the nitrogen atom (N) of each of the semi-crystalline polyamides is greater than or equal to 8, to its preparation method and to its uses.Type: ApplicationFiled: November 14, 2016Publication date: November 15, 2018Inventors: Benoît Brule, Benjamin Saillard, Karine Loyen, Philippe Blondel
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Publication number: 20180066108Abstract: The present invention relates to a copolyamide comprising at least two units and corresponding to the following general formula: A/(diamine)·(Cw diacid), in which: the diamine is a cycloaliphatic diamine, w represents the number of carbon atoms of the diacid, A is chosen from a unit obtained from an amino acid or from a lactam and a unit corresponding to the formula (Cx diamine)·(Cy diacid), with x representing the number of carbon atoms of the diamine and y representing the number of carbon atoms of the diacid, and in which at least one of the monomers chosen from A and the Cw diacid is obtained, in all or part, from renewable starting materials according to Standard ASTM D6866. The invention also relates to a composition comprising this copolyamide and to the use of this copolyamide and of such a composition.Type: ApplicationFiled: November 14, 2017Publication date: March 8, 2018Applicant: ARKEMA FRANCEInventors: Benjamin SAILLARD, Philippe BLONDEL, Claire Isabelle MICHALOWICZ
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Patent number: 9856350Abstract: The present invention relates to a copolyamide comprising at least two units and corresponding to the following general formula: A/(diamine).(Cw diacid), in which: the diamine is a cycloaliphatic diamine, w represents the number of carbon atoms of the diacid, A is chosen from a unit obtained from an amino acid or from a lactam and a unit corresponding to the formula (Cx diamine).(Cy diacid), with x representing the number of carbon atoms of the diamine and y representing the number of carbon atoms of the diacid, and in which at least one of the monomers chosen from A and the Cw diacid is obtained, in all or part, from renewable starting materials according to Standard ASTM D6866. The invention also relates to a composition comprising this copolyamide and to the use of this copolyamide and of such a composition.Type: GrantFiled: June 22, 2009Date of Patent: January 2, 2018Assignee: ARKEMA FRANCEInventors: Benjamin Saillard, Philippe Blondel, Claire Isabelle Michalowicz
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Patent number: 9599512Abstract: The invention relates to a polyamide comprising at least one repeat unit corresponding to the general formulation: X·Y in which: X represents a cycloaliphatic diamine and Y represents an aliphatic dicarboxylic acid chosen from dodecanedioic (C12) acid, tetradecanedioic (C14) acid and hexadecanedioic (C16) acid, characterized in that said dicarboxylic acid comprises organic carbon of renewable origin, determined according to Standard ASTM D6866. The invention also relates to a composition comprising this polyamide and also to the use of this polyamide and of such a composition.Type: GrantFiled: June 19, 2009Date of Patent: March 21, 2017Assignee: ARKEMA FRANCEInventors: Guillaume Lê, Julien Jouanneau, Benjamin Saillard
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Publication number: 20160369098Abstract: The use of at least one semi-crystalline polyamide in a glass-charged amorphous polyamide resin for producing a composition which is more transparent than the resin. Polyamide-based transparent composition manufactured according to the use of the semi-crystalline polyamide, including: from 5.0 to 40.0% by weight of semicrystalline polyamide, from 20.0 to 80.0% by weight of at least one amorphous, transparent and at least partially cycloaliphatic polyamide, from 5.0 to 40.0%, preferably from 5.0 to 30.0%, by weight of glass filler, and optionally: from 0.0 to 5.0% by weight of PEBA, from 0.0 to 5.0% by weight of additives, with respect to the total weight of the composition.Type: ApplicationFiled: February 27, 2015Publication date: December 22, 2016Applicant: ARKEMA FRANCEInventors: Maho YASUDA, Benjamin SAILLARD
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Patent number: 8765849Abstract: The invention relates to a composition comprising, relative to the total weight of the composition: between 25% and 52% by weight of at least one semi-crystalline or amorphous polyamide, having an amine chain-end content of less than 0.040 meq/g, between 24% and 40% by weight of at least one reinforcer, and between 24% and 35% by weight of at least one metal salt, optionally contained in a polymer, chosen from a metal salt of phosphinic acid, a metal salt of diphosphinic acid, and a mixture thereof. The invention also relates to the process for preparing this composition and its use.Type: GrantFiled: January 27, 2010Date of Patent: July 1, 2014Assignee: Arkema FranceInventors: Philippe Blondel, Eric Gamache, Benjamin Saillard, Barbara Ramfel
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Publication number: 20130202831Abstract: A copolymer containing polyether (PE) block(s) and polyamide (PE) block(s) issued for the manufacture of a transparent article having high-velocity impact resistance, and impact strength. In said copolymer: PA blocks comprise more than 50 mol % of an equimolar combination of at least one cycloaliphatic diamine and of at least one aliphatic dicarboxylic acid having from 12 to 36 carbon atoms, represent 20 to 90% by weight, out of the total weight of the copolymer, have a number-average molecular weight of 1000 to 10 000 g/mol, and the PE blocks represent 10 to 80% by weight, out of the total weight of the copolymer, and have a number-average molecular weight of 200-1000 g/mol.Type: ApplicationFiled: September 27, 2011Publication date: August 8, 2013Applicant: ARKEMA FRANCEInventors: Sophie Chhun, Benjamin Saillard, Frederic Malet, Jerome Allanic
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Publication number: 20120040115Abstract: The invention relates to a composition comprising, relative to the total weight of the composition: between 25% and 52% by weight of at least one semi-crystalline or amorphous polyamide, having an amine chain-end content of less than 0.040 meq/g, between 24% and 40% by weight of at least one reinforcer, and between 24% and 35% by weight of at least one metal salt, optionally contained in a polymer, chosen from a metal salt of phosphinic acid, a metal salt of diphosphinic acid, and a mixture thereof. The invention also relates to the process for preparing this composition and its use.Type: ApplicationFiled: January 27, 2010Publication date: February 16, 2012Applicant: Arkema FranceInventors: Philippe Blondel, Eric Gamache, Benjamin Saillard, Barbara Ramfel
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Publication number: 20110171408Abstract: The present invention relates to a copolyamide comprising at least two units and corresponding to the following general formula: A/(diamine).(Cw diacid), in which: the diamine is a cycloaliphatic diamine, w represents the number of carbon atoms of the diacid, A is chosen from a unit obtained from an amino acid or from a lactam and a unit corresponding to the formula (Cx diamine).(Cy diacid), with x representing the number of carbon atoms of the diamine and y representing the number of carbon atoms of the diacid, and in which at least one of the monomers chosen from A and the Cw diacid is obtained, in all or part, from renewable starting materials according to Standard ASTM D6866. The invention also relates to a composition comprising this copolyamide and to the use of this copolyamide and of such a composition.Type: ApplicationFiled: June 22, 2009Publication date: July 14, 2011Applicant: Arkema FranceInventors: Benjamin Saillard, Philippe Blondel, Claire Michalowicz
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Publication number: 20110165359Abstract: The invention relates to a polyamide comprising at least two units having the following general formula: X.Y where: X is an alkylaromatic diamine and Y is an aliphatic carboxylic diacid selected from dodecanedioic (C12) acid, tetradecanedioic (C14) acid, hexadecanedioic (C16) acid, characterized in that the carboxylic diacid comprises organic carbon from a renewable source determined according to standard ASTM D6866 The invention also relates to a composition comprising this polyamide and the use of said polyamide and of such a composition.Type: ApplicationFiled: July 3, 2009Publication date: July 7, 2011Inventors: Guillaume Le, Julien Jouanneau, Benjamin Saillard