1
Jean-luc Dubois
Jean Luc Couturier, Jean Luc Dubois: Process for the synthesis of C11 and C12 omega-aminoalkanoic acid esters comprising a nitrilation step. Arkema France, Buchanan Ingersoll & Rooney P C, September 16, 2014: US08835661 (1 worldwide citation)

A process for the synthesis of C11 and C12 ω-amino-alkanoic acid esters including a step of continuous nitrilation in the gas phase or in a mixed gas-liquid phase, a step of metathesis and a step of reduction by hydrogenation, using, as raw material, C10 and C11 ω-alkenoic acid esters.


2
Jean-luc Dubois
Jean Luc Couturier, Jean Luc Dubois, Xiaowei Miao, Cedric Fischmeister, Christian Bruneau, Pierre Dixneuf: Process for preparing saturated amino acids or saturated amino esters comprising a metathesis step. ARKEMA FRANCE, UNIVERSITE DE RENNES 1, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, Millen White Zelano & Branigan P C, August 4, 2015: US09096490 (1 worldwide citation)

The subject matter of the invention is a process for synthesizing a saturated long-chain α,ω-amino ester (acid) obtained in a first step by cross-metathesis between an acrylic first compound and a monounsaturated second compound comprising at least one nitrile, acid or ester trivalent function, one ...


3
Jean-luc Dubois
Jean Luc Couturier, Jean Luc Dubois: Process for preparing amino acids or esters comprising a metathesis step. ARKEMA FRANCE, Buchanan Ingersoll & Rooney P C, December 29, 2015: US09221745

A process for synthesizing a long-chain saturated α,ω-amino ester (acid) including from 6 to 17 carbon atoms, said process including a first step of cross metathesis between a first acrylic compound chosen from acrylonitrile, acrylic acid or an acrylic ester and a second monounsaturated compound inc ...


4
Jean-luc Dubois
Jean Luc Couturier, Jean Luc Dubois: Bio-based glutaralydehyde, and manufacture methods thereof. Arkema France, Millen White Zelano & Branigan P C, July 15, 2014: US08779213

The present invention relates to a bio-based glutaraldehyde compound and to the different non-fossil, natural raw material manufacture methods thereof. To prepare said compound, glycerol created by the methanolysis of vegetable oil or animal fat is used, leading after dehydration to acrolein that is ...


5
Jean-luc Dubois
Jean Sigoure, Jean Luc Couturier, Jean Luc Dubois: Compositions for Preserving the Human or Animal Body. January 26, 2012: US20120020910-A1

The present invention relates to a novel composition, for nontherapeutic purposes, containing at least one POM (PolyOxyMethylene dialkyl ether) and at least one diol. It also relates to the use of this composition for preserving and/or embalming a human or animal body.


6
Jean-luc Dubois
Jean Luc Couturier, Jean Luc Dubois: Bio-based glutaralydehyde, and manufacture methods thereof. Arkema France, November 1, 2012: US20120277475-A1

The present invention relates to a bio-based glutaraldehyde compound and to the different non-fossil, natural raw material manufacture methods thereof. To prepare said compound, glycerol created by the methanolysis of vegetable oil or animal fat is used, leading after dehydration to acrolein that is ...


7
Olivier Guerret, Jean Luc Couturier, Jean Francois Lutz, Christophe Le Mercier, Sophie Robin, Bruno Vuillemin: Polyalcoxyamines obtained from &bgr;-substituted nitroxides. Atofina, Millen White Zelano Branigan, December 2, 2003: US06657043 (13 worldwide citation)

The invention relates to polyalcoxyamines obtained from beta-substituted nitroxides of formula (1) wherein A represents a di- or polyvalent structure, R1 represents a molar mass of more than 15 and is a monovalent radical, and n>2. The inventive compounds can be used as initiators for (co)polymeriza ...


8
Jean Luc Couturier, Christiane Henriet Bernard, Christophe Le Mercier, Paul Tordo, Jean Francois Lutz: Alkoxyamines derived from &bgr;-phosphorous nitroxides. Atofina, Millen White Zelano & Branigan P C, May 27, 2003: US06569967 (12 worldwide citation)

The invention concerns alkoxyamines derived from &bgr;-phosphorous nitroxides corresponding to formula (I). Said compounds can be used as (co)polymerization initiators of at least a monomer polymerizable by radical polymerization.


9
Laurent Germanaud, Paul Maldonado, Paul Bourdauducq, Jean Luc Couturier: Fuel composition for diesel engines containing oxygenated compounds. Elf Antar France, Oblon Spivak McClelland Maier & Neustadt P C, September 5, 2000: US06113661 (9 worldwide citation)

A fuel composition containing, as a major portion, at least one fuel base, and, as a minor portion, at least one oxygenated compound, which contains at least 0.05% by weight of at least one trialkoxyalkane of the formula (I): ##STR1## wherein: X is a divalent hydrocarbon-containing group C.sub.n H.s ...


10
Eric Monflier, Paul Bourdauducq, Jean Luc Couturier: Process for the preparation of octadienols. Elf Atochem, Finnegan Henderson Farabow Garrett and Dunner, September 6, 1994: US05345007 (5 worldwide citation)

A process for the preparation of octadienols, comprising the hydrodimerization reaction of 1,3-butadiene with water in the presence of a transition metal in the metal form or in the form of a compound of the said metal, of a water-soluble tertiary or quaternary phosphorus-containing compound and of ...



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