Patents by Inventor Sébastien NORSIC

Sébastien NORSIC 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).

  • Monofunctional or telechelic copolymer of 1,3-diene and ethylene or alpha-monoolefin
    Patent number: 10752713
    Abstract: A copolymer comprising a copolymer chain A bearing a function B selected from the group consisting of the functions B1 and B2, the copolymer chain A being a copolymer chain comprising monomer units M1 and monomer units M2, M1 being a conjugated diene and M2 being a monomer selected from the group consisting of ?-monoolefins, ethylene and mixtures thereof, B1 being selected from the group consisting of N(SiMe3)2; N(SiMe2CH2CH2SiMe2); para-C6H4(NMe2); para-C6H4(OMe); para-C6H4(N(SiMe3)2); ortho-CH2-C6H4NMe2; ortho-CH2-C6H4OMe; C6F5; C3F7; C6F13; CH(OCH2CH2O); B2 being a function that is derived from B1, is provided. Such a copolymer is synthesized by using a transfer agent bearing the function B1 and a carbon-metal bond, the metal being an alkaline-earth metal, zinc or aluminium.
    Type: Grant
    Filed: December 7, 2016
    Date of Patent: August 25, 2020
    Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
    Inventors: Julien Thuilliez, Christophe Boisson, Franck D'Agosto, Sébastien Norsic, Benoît Macqueron
  • Iron-based precatalyst and its use in the polymerization of ?-olefins
    Patent number: 10351638
    Abstract: A precatalyst for the polymerization of ?-olefins, having the formula FeuMalcvXw(LA)y(LB)z wherein: Malc is an alkali metal and/or an alkaline-earth metal; X is an anion; LA is a Lewis acid; LB is a Lewis base; u is from 0.001 to 10; v is an integer ?1; w is from 1 to 20; y is from 0 to 10; z is from 0 to 10.
    Type: Grant
    Filed: March 9, 2016
    Date of Patent: July 16, 2019
    Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE CLAUDE BERNARD LYON 1, CPE LYON FORMATION CONTINUE ET RECHERCHE—CPE LYON FCR
    Inventors: Sébastien Norsic, Vincent Monteil, Jean Raynaud
  • Transfer agent for the preparation of a functional or telechelic polyolefin
    Patent number: 10266553
    Abstract: A compound and the use thereof to prepare a functional or telechelic polyolefin is provided. The compound has the following formula (II): Y((CH2)p—B?)m??(II), wherein m=2 or 3; Y being an alkaline earth metal or zinc when m=2, Y being aluminum when m=3; B? being selected from the group comprising N(SiMe3)2; N(SiMe2CH2CH2SiMe2); C6F5; C3F7; C6F13; para-C6H4—NMe2; para-C6H4—O-Me; para-C6H4—N(SiMe3)2; and CH(OCH2CH2O); and p being an integer from 0 to 50.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: April 23, 2019
    Assignees: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, MICHELIN RECHERCHE ET TECHNIQUE S.A., UNIVERSITE CLAUDE BERNARD LYON 1, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, CPE LYON FORMATION CONTINUE ET RECHERCHE
    Inventors: Guillaume Cortial, Julien Thuilliez, Christophe Boisson, Franck D'Agosto, Sébastien Norsic
  • MONOFUNCTIONAL OR TELECHELIC COPOLYMER OF 1,3-DIENE AND ETHYLENE OR ALPHA-MONOOLEFIN
    Publication number: 20180362681
    Abstract: A copolymer comprising a copolymer chain A bearing a function B selected from the group consisting of the functions B1 and B2, the copolymer chain A being a copolymer chain comprising monomer units M1 and monomer units M2, M1 being a conjugated diene and M2 being a monomer selected from the group consisting of ?-monoolefins, ethylene and mixtures thereof, B1 being selected from the group consisting of N(SiMe3)2; N(SiMe2CH2CH2SiMe2); para-C6H4(NMe2); para-C6H4(OMe); para-C6H4(N(SiMe3)2); ortho-CH2-C6H4NMe2; ortho-CH2-C6H4OMe; C6F5; C3F7; C6F13; CH(OCH2CH2O); B2 being a function that is derived from B1, is provided. Such a copolymer is synthesized by using a transfer agent bearing the function B1 and a carbon-metal bond, the metal being an alkaline-earth metal, zinc or aluminium.
    Type: Application
    Filed: December 7, 2016
    Publication date: December 20, 2018
    Applicant: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
    Inventors: Julien THUILLIEZ, Christophe BOISSON, Franck D'AGOSTO, Sébastien NORSIC, Benoît MACQUERON
  • IRON-BASED PRECATALYST AND ITS USE IN THE POLYMERIZATION OF ALPHA-OLEFINS
    Publication number: 20180037678
    Abstract: A precatalyst for the polymerization of ?-olefins, having the formula FeuMalcvXw(LA)y(LB)z wherein: Malc is an alkali metal and/or an alkaline-earth metal. X is an anion; LA is a Lewis acid; LB is a Lewis base; u is between 0.001 and 10; v is an integer ?1; w is between 1 and 20; y is between 0 and 10; z is between 0 and 10.
    Type: Application
    Filed: March 9, 2016
    Publication date: February 8, 2018
    Inventors: SÉBASTIEN NORSIC, VINCENT MONTEIL, JEAN RAYNAUD
  • FUNCTIONAL OR TELECHELIC POLYOLEFIN, DERIVATIVES THEREOF, AND PROCESS FOR PREPARING SAME
    Publication number: 20170362354
    Abstract: The invention herein pertains to a telechelic polyolefin of formula (III) or (IV) and to a process for its preparation, Z-A-(CH2)p—B???(III) Z-A-(CH2)p—B??(IV) A being a polymer chain obtained by homopolymerization of ethylene or by copolymerization of ethylene and an alpha-monoolefin; B? being selected from the group consisting of N(SiMe3)2; N(SiMe2CH2CH2SiMe2); para-C6H4(NMe2); para-C6H4(OMe); C6H4(N(SiMe3)2); ortho-CH2—C6H4NMe2; ortho-CH2—C6H4OMe; C6F5; C3F7; C6F13; CH(OCH2CH2O); B being the function B? or a function derived from B?; p being an integer from 0 to 50, advantageously from 0 to 11; Z being a function selected from the group consisting of halogens; thiols; thiol derivatives; azides; amines; alcohols; carboxylic acid function; isocyanates; silanes; phosphorus derivatives; dithioesters; dithiocarbamates; dithiocarbonates; trithiocarbonates; alkoxyamines; vinyl function; dienes; and the group -A-(CH2)p—B?.
    Type: Application
    Filed: December 11, 2015
    Publication date: December 21, 2017
    Applicants: Universite Claude Bernard Lyon I, Centre National de la Recherche Scientifique, CPE Lyon Formation Continue ET Recherche
    Inventors: Sébastien Norsic, Franck D'Agosto, Christophe Boisson
  • TRANSFER AGENT FOR THE PREPARATION OF A FUNCTIONAL OR TELECHELIC POLYOLEFIN
    Publication number: 20170253619
    Abstract: A compound and the use thereof to prepare a functional or telechelic polyolefin is provided. compound has the following formula (II): Y((CH2)p—B?)m ??(II), wherein m=2 or 3; Y being an alkaline earth metal or zinc when m=2, Y being aluminium when m=3; B? being selected from the group comprising N(SiMe3)2; N(SiMe2CH2CH2SiMe2); C6F5; C3F7; C6F13; para-C6H4—NMe2; para-C6H4—O-Me; para-C6H4—N(SiMe3)2; and CH(OCH2CH2O); and p being an integer from 0 to 50.
    Type: Application
    Filed: December 11, 2015
    Publication date: September 7, 2017
    Inventors: Guillaume CORTIAL, Julien THUILLIEZ, Christophe BOISSON, Franck D'AGOSTO, Sébastien NORSIC