Patents by Inventor Philippe Laubry

Philippe Laubry 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).

  • Patent number: 11559960
    Abstract: A tire comprises an interior surface and an exterior surface, an accommodating region arranged on one of said interior and exterior surfaces, an adhesive layer arranged on the accommodating region and a member attached to the accommodating region by the adhesive layer, in which the adhesive layer is based on a silanized polyether.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: January 24, 2023
    Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
    Inventors: Philippe Laubry, Lionel Fagot-Revurat, Isabelle Aldon
  • Patent number: 11499036
    Abstract: A rubber composition exhibiting an improved processability/stiffness compromise is based on at least a diene elastomer, a reinforcing filler, a crosslinking system, between 1 and 30 parts by weight per hundred parts by weight of elastomer, phr, of an epoxy resin and between 1 and 15 phr of a specific amine-comprising hardener comprising in particular at least two primary amine functional groups located on at least one six-membered aromatic ring and at least two Ri radicals, which are identical or different, selected from the group consisting of linear or branched C1-C6 alkyl radicals, halogens, and ethers, tertiary amines, thioethers, ketones, esters and amides, substituted by linear or branched C1-C6 alkyl radicals, the said ring not comprising a hydrogen atom located in the ortho position with respect to the primary amine functional groups.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: November 15, 2022
    Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
    Inventors: Emmanuel Landreau, Philippe Laubry
  • Publication number: 20150191555
    Abstract: A method for modifying a resin which comprises the reaction of an unsaturated resin consisting of more than 95% by mass of carbon and hydrogen atoms with a hypohalogenous compound in at least one solvent in the presence of a hydroxylated compound. This method results in the synthesis of new resins having oxygenated and halogenated functions.
    Type: Application
    Filed: June 24, 2013
    Publication date: July 9, 2015
    Applicants: MICHELIN RECHERCHE ET TECHNIQUE, S.A., COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
    Inventor: Philippe Laubry
  • Patent number: 8980433
    Abstract: A polyurethaneurea system that includes in some embodiments Parts A and B reaction components for a polyurethaneurea, wherein an exemplary embodiment provides a Part A that comprises between 55 and 75 wt. % of an oligomeric polyol, between 3 and 7 wt. % of an aromatic diamine chain extender, and between 0.1 and 1.5% of a reactivity catalyst; Part B includes between 1 and 15 wt. % of a short aromatic diisocyanate and between 5 and 35 wt. % of an aromatic diisocyanate prepolymer that is the reaction product of a short aromatic diisocyanate and a diol. The polyurethaneurea system may further comprise an elastomer-surface activator comprising a second short aromatic diisocyanate and a second aromatic diisocyanate prepolymer, wherein at least one of the second diisocyanates may be the same as at least one of the diisocyanates of Part B.
    Type: Grant
    Filed: October 30, 2007
    Date of Patent: March 17, 2015
    Assignees: Michelin Recherche et Technique S.A., Compagnie Generale des Etablissements Michelin
    Inventor: Philippe Laubry
  • Patent number: 8261798
    Abstract: A polyurethaneurea system that includes in some embodiments Parts A and B reaction components for a polyurethaneurea, wherein an exemplary embodiment provides a Part A that comprises between 55 and 75 wt. % of an oligomeric polyol, between 3 and 7 wt. % of an aromatic diamine chain extender, and between 0.1 and 1.5% of a reactivity catalyst; Part B includes between 1 and 15 wt. % of a short aromatic diisocyanate and between 5 and 35 wt. % of an aromatic diisocyanate prepolymer that is the reaction product of a short aromatic diisocyanate and a diol. The polyurethaneurea system may further comprise an elastomer-surface activator comprising a second short aromatic diisocyanate and a second aromatic diisocyanate prepolymer, wherein at least one of the second diisocyanates may be the same as at least one of the diisocyanates of Part B.
    Type: Grant
    Filed: April 30, 2008
    Date of Patent: September 11, 2012
    Assignee: Michelin Recherche ET Technique S.A.
    Inventors: Philippe Laubry, Pete Proner, Claudio Battocchio, Brian B. Hightower, S. Todd Martin
  • Patent number: 8168281
    Abstract: A polyurea adhesive composition that is obtainable by reaction of reaction components that include a polyisocyanate comprising isocyanurate rings, the polyisocyanate having a functionality equal to or greater than 3, a polyamine having an average molecular weight greater than about 500 dalton and a carboxylic acid. Additionally, the reaction components may comprise an aromatic diamine chain extender. The molar ratio of the isocyanate groups to whole amine and carboxylic acid functions of the reaction components is between 1.5 and 3.5. Further provided is an article comprising a component bonded to the article with the polyurea adhesive described above. The bonded faces between the component and the article may be of cross-linked rubber composition. The article may be, for example, a tire, a tread band and/or a patch applied to the tire.
    Type: Grant
    Filed: October 27, 2006
    Date of Patent: May 1, 2012
    Assignee: Michelin Rechenche er Technique, S.A.
    Inventor: Philippe Laubry
  • Publication number: 20100068530
    Abstract: A polyurethaneurea system that includes in some embodiments Parts A and B reaction components for a polyurethaneurea, wherein an exemplary embodiment provides a Part A that comprises between 55 and 75 wt. % of an oligomeric polyol, between 3 and 7 wt. % of an aromatic diamine chain extender, and between 0.1 and 1.5% of a reactivity catalyst; Part B includes between 1 and 15 wt. % of a short aromatic diisocyanate and between 5 and 35 wt. % of an aromatic diisocyanate prepolymer that is the reaction product of a short aromatic diisocyanate and a diol. The polyurethaneurea system may further comprise an elastomer-surface activator comprising a second short aromatic diisocyanate and a second aromatic diisocyanate prepolymer, wherein at least one of the second diisocyanates may be the same as at least one of the diisocyanates of Part B.
    Type: Application
    Filed: October 30, 2007
    Publication date: March 18, 2010
    Inventor: Philippe Laubry
  • Publication number: 20100021676
    Abstract: A polyurea adhesive composition that is obtainable by reaction of reaction components that include a polyisocyanate comprising isocyanurate rings, the polyisocyanate having a functionality equal to or greater than 3, a polyamine having an average molecular weight greater than about 500 dalton and a carboxylic acid. Additionally, the reaction components may comprise an aromatic diamine chain extender. The molar ratio of the isocyanate groups to whole amine and carboxylic acid functions of the reaction components is between 1.5 and 3.5. Further provided is an article comprising a component bonded to the article with the polyurea adhesive described above. The bonded faces between the component and the article may be of cross-linked rubber composition. The article may be, for example, a tire, a tread band and/or a patch applied to the tire.
    Type: Application
    Filed: October 27, 2006
    Publication date: January 28, 2010
    Inventor: Philippe Laubry
  • Publication number: 20080264541
    Abstract: A polyurethaneurea system that includes in some embodiments Parts A and B reaction components for a polyurethaneurea, wherein an exemplary embodiment provides a Part A that comprises between 55 and 75 wt. % of an oligomeric polyol, between 3 and 7 wt. % of an aromatic diamine chain extender, and between 0.1 and 1.5% of a reactivity catalyst; Part B includes between 1 and 15 wt. % of a short aromatic diisocyanate and between 5 and 35 wt. % of an aromatic diisocyanate prepolymer that is the reaction product of a short aromatic diisocyanate and a diol. The polyurethaneurea system may further comprise an elastomer-surface activator comprising a second short aromatic diisocyanate and a second aromatic diisocyanate prepolymer, wherein at least one of the second diisocyanates may be the same as at least one of the diisocyanates of Part B.
    Type: Application
    Filed: April 30, 2008
    Publication date: October 30, 2008
    Inventors: Philippe Laubry, Pete Proner, Claudio Battocchio, Brian B. Hightower, S. Todd Martin
  • Patent number: 7396870
    Abstract: The present invention relates to a cross-linkable or cross-linked rubber composition having improved hysteresis properties in the cross-linked state which is useful for the manufacture of treads for tires. The rubber composition of the present invention comprises at least one diene elastomer having a molar ratio of units originating from conjugated dienes which is greater than 30% and comprising carboxylic acid functions along its chain, and a reinforcing inorganic filler. The present invention further relates to a process for preparing such a cross-linkable or cross-linked rubber composition as well as to a tire having reduced rolling resistance and a tread for a tire where the tread comprises the rubber composition of the present invention.
    Type: Grant
    Filed: June 2, 2004
    Date of Patent: July 8, 2008
    Assignee: Michelin Recherche Et Technique S.A.
    Inventors: Pierre Robert, Jean-Michel Favrot, Philippe Laubry, Fanny Barbotin
  • Patent number: 7169870
    Abstract: The present invention relates to a process for the preparation random copolymers of butadiene and isoprene, essentially consisting of reacting a catalytic system in the presence of butadiene and isoprene and using, as catalytic system, a system based on at least:—a conjugated diene monomer,—an organic phosphoric acid salt of one or more rare earth metals,—an alkylating agent consisting of an alkylaluminium of the formula AlR3 or HAlR2, and—a halogen donor consisting of an alkylaluminium halide, said salt being in suspension in at least one inert, saturated and aliphatic or alicyclic hydrocarbon solvent, which is included in said catalytic system, and the “alkylating agent:rare earth salt” molar ratio falls within a range of from 1 to 8, and performing the copolymerization reaction in an inert hydrocarbon polymerisation solvent or without solvent. These copolymers are in particular such that the butadiene and isoprene units which they comprise each have an elevated content of cis-1,4 linkages.
    Type: Grant
    Filed: May 3, 2006
    Date of Patent: January 30, 2007
    Assignee: Michelin Recherche et Technique S.A.
    Inventor: Philippe Laubry
  • Publication number: 20060270817
    Abstract: The present invention relates to a process for the preparation random copolymers of butadiene and isoprene, essentially consisting of reacting a catalytic system in the presence of butadiene and isoprene and using, as catalytic system, a system based on at least: —a conjugated diene monomer, —an organic phosphoric acid salt of one or more rare earth metals, —an alkylating agent consisting of an alkylaluminium of the formula AIR3 or HAIR2, and —a halogen donor consisting of an alkylaluminium halide, said salt being in suspension in at least one inert, saturated and aliphatic or alicyclic hydrocarbon solvent, which is included in said catalytic system, and the “alkylating agent:rare earth salt” molar ratio falls within a range of from 1 to 8, and performing the copolymerisation reaction in an inert hydrocarbon polymerisation solvent or without solvent. These copolymers are in particular such that the butadiene and isoprene units which they comprise each have an elevated content of cis-1,4 linkages.
    Type: Application
    Filed: May 3, 2006
    Publication date: November 30, 2006
    Applicant: MICHELIN RECHERCHE ET TECHNIQUE S.A.
    Inventor: Philippe Laubry
  • Patent number: 7115693
    Abstract: The present invention relates to a process for the preparation random copolymers of butadiene and isoprene, essentially consisting of reacting a catalytic system in the presence of butadiene and isoprene and using, as catalytic system, a system based on at least:—a conjugated diene monomer,—an organic phosphoric acid salt of one or more rare earth metals,—an alkylating agent consisting of an alkylaluminium of the formula AlR3 or HAlR2, and—a halogen donor consisting of an alkylaluminium halide, said salt being in suspension in at least one inert, saturated and aliphatic or alicyclic hydrocarbon solvent, which is included in said catalytic system, and the “alkylating agent:rare earth salt” molar ratio falls within a range of from 1 to 8, and performing the copolymerisation reaction in an inert hydrocarbon polymerisation solvent or without solvent. These copolymers are in particular such that the butadiene and isoprene units which they comprise each have an elevated content of cis-1,4 linkages.
    Type: Grant
    Filed: May 28, 2004
    Date of Patent: October 3, 2006
    Assignee: Michelin Recherche et Technique S.A.
    Inventor: Philippe Laubry
  • Patent number: 7056998
    Abstract: The present invention relates to a catalytic system usable for the preparation of polybutadienes by polymerisation, to a process for the preparation of said catalytic system and to a process for the preparation of polybutadienes by means of this catalytic system. A catalytic system according to the invention is based on at least: a conjugated diene monomer, an organic phosphoric acid salt of one or more rare earth metals, said salt being in suspension in at least one inert, saturated and aliphatic or alicyclic hydrocarbon solvent, an alkylating agent consisting of an alkylaluminium of formula AlR3 or HAlR2, the “alkylating agent:rare earth salt” molar ratio being greater than 5, and a halogen donor which belongs to the family of alkylaluminium halides with the exception of alkylaluminium sesquihalides, and, according to the invention, said catalytic system comprises said rare earth metal(s) in a concentration equal to or greater than 0.005 mol/l.
    Type: Grant
    Filed: November 16, 2004
    Date of Patent: June 6, 2006
    Assignee: Michelin Recherche et Technique S.A.
    Inventors: Philippe Laubry, Fanny Barbotin
  • Publication number: 20060063899
    Abstract: The present invention provides a process for preparing amino functionalized diene polymers with 1,4-trans linkage content equal to or greater than 70%. The invention also concerns polymers of such type, a rubber composition and a tire casing containing those polymers. The process of preparation according to the invention comprises polymerizing at least one diene monomer by means of a lithium catalytic system, which comprises at least one hydrocarbon solvent, one compound A of a IIIA group metal, one compound B of an alkaline earth metal and one aminolithium initiator C. Amino functionalized diene polymers with high 1,4-trans linkage content according to the invention are such that the amino function, situated at the end of the polymer chain, is a tertiary amino function, the rate of functionalization of said polymers being equal to or greater than 50% and the 1,4-trans linkage content being equal to or greater than 70%.
    Type: Application
    Filed: October 20, 2005
    Publication date: March 23, 2006
    Inventors: Jean-Michel Favrot, Philippe Laubry
  • Patent number: 6992157
    Abstract: The present invention provides synthetic polyisoprenes having a high cis-1,4 linkage content and a process for their preparation. The synthetic polyisoprenes according to the invention have a cis-1,4 linkage content, measured by carbon-13 nuclear magnetic resonance and/or medium-wave infrared radiation analysis, of greater than 99.0%. The process for the preparation of these synthetic polyisoprenes involve polymerizing, at a temperature of 0° C. or lower, isoprene in the presence of a catalytic system based on: a) a conjugated diene monomer, b) an organic phosphoric acid salt of one or more rare earth, c) an alkylaluminium alkylating agent of the formula AlR3 or HAlR2, and d) a halogen donor consisting of an alkylaluminium halide, wherein the salt is suspended in at least one inert, saturated aliphatic or alicyclic hydrocarbon solvent and the alkylating agent:rare earth salt molar ratio ranges from 1 to 5.
    Type: Grant
    Filed: May 12, 2003
    Date of Patent: January 31, 2006
    Assignee: Michelin Recherche et Technique S.A.
    Inventor: Philippe Laubry
  • Publication number: 20050130835
    Abstract: The present invention relates to a catalytic system usable for the preparation of polybutadienes by polymerisation, to a process for the preparation of said catalytic system and to a process for the preparation of polybutadienes by means of this catalytic system. A catalytic system according to the invention is based on at least: a conjugated diene monomer, an organic phosphoric acid salt of one or more rare earth metals, said salt being in suspension in at least one inert, saturated and aliphatic or alicyclic hydrocarbon solvent, an alkylating agent consisting of an alkylaluminium of formula AlR3 or HAlR2, the “alkylating agent:rare earth salt” molar ratio being greater than 5, and a halogen donor which belongs to the family of alkylaluminium halides with the exception of alkylaluminium sesquihalides, and, according to the invention, said catalytic system comprises said rare earth metal(s) in a concentration equal to or greater than 0.005 mol/l.
    Type: Application
    Filed: November 16, 2004
    Publication date: June 16, 2005
    Inventors: Philippe Laubry, Fanny Barbotin
  • Patent number: 6858686
    Abstract: The present invention relates to a process for obtaining a polyisoprene having a high cis-1,4 linkage content, from a steam-cracked C5 naphtha fraction enriched with isoprene. The process of the present invention comprises reacting a steam-cracked C5 naphtha fraction in the presence of a catalytic system, wherein the C5 fraction is enriched with isoprene such that the mass fraction of isoprene in said enriched fraction lies within a range of from 30% to 95%, and the catalytic system is based on at least (a) a conjugated diene monomer, (b) an organic phosphoric acid salt of one or more rare earth metals, (c) an alkylating agent consisting of an alkylaluminum of the formula AlR3 or HAlR2, and (d) a halogen donor consisting of an alkylaluminum halide, said salt being suspended in at least one inert saturated hydrocarbon solvent of aliphatic or alicyclic type which is included in said catalytic system, and the molar ratio of alkylating agent:rare earth salt is in a range of from 1 to 5.
    Type: Grant
    Filed: June 4, 2003
    Date of Patent: February 22, 2005
    Assignee: Michelin Recherche et Technique S.A.
    Inventor: Philippe Laubry
  • Publication number: 20050004333
    Abstract: The present invention relates to a process for the preparation random copolymers of butadiene and isoprene, essentially consisting of reacting a catalytic system in the presence of butadiene and isoprene and using, as catalytic system, a system based on at least:—a conjugated diene monomer,—an organic phosphoric acid salt of one or more rare earth metals,—an alkylating agent consisting of an alkylaluminium of the formula AlR3 or HAlR2, and—a halogen donor consisting of an alkylaluminium halide, said salt being in suspension in at least one inert, saturated and aliphatic or alicyclic hydrocarbon solvent, which is included in said catalytic system, and the “alkylating agent:rare earth salt” molar ratio falls within a range of from 1 to 8, and performing the copolymerisation reaction in an inert hydrocarbon polymerisation solvent or without solvent. These copolymers are in particular such that the butadiene and isoprene units which they comprise each have an elevated content of cis-1,4 linkages.
    Type: Application
    Filed: May 28, 2004
    Publication date: January 6, 2005
    Applicant: MICHELIN RECHERCHE ET TECHNIQUE S.A.
    Inventor: Philippe Laubry
  • Patent number: 6838534
    Abstract: The present invention provides a catalytic system that can be used to prepare by polymerization diene elastomers comprising polyisoprenes and polybutadienes. The invention also provides a process for the preparation of the catalytic system and to a process using the catalytic system to prepare diene elastomers comprising polyisoprenes having a high cis-1,4 linkage content and polybutadienes. The catalytic system according to the invention is based on (a) a conjugated diene monomer, (b) an organic phosphoric acid salt of a rare earth metal, (c) an alkylating agent consisting of an alkylaluminium of the formula AlR3 or HAlR2, and (d) a halogen donor consisting of an alkylaluminium halide, and is such that said salt is suspended in at least one inert and saturated aliphatic or alicyclic hydrocarbon solvent and, the “alkylating agent:rare earth salt” molar ratio ranges from 1 to 5.
    Type: Grant
    Filed: May 9, 2003
    Date of Patent: January 4, 2005
    Assignee: Michelin Recherche et Technique S.A.
    Inventor: Philippe Laubry