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).
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Patent number: 11559960Abstract: 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: GrantFiled: October 25, 2016Date of Patent: January 24, 2023Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventors: Philippe Laubry, Lionel Fagot-Revurat, Isabelle Aldon
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Patent number: 11499036Abstract: 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: GrantFiled: June 29, 2017Date of Patent: November 15, 2022Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventors: Emmanuel Landreau, Philippe Laubry
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Publication number: 20210238118Abstract: A process for the preparation of the hydrated and/or anhydrous acetylacetonate of a chemical element Me, where the chemical element Me is chosen from alkaline earth metals, transition metals and lanthanides, comprises a stage of reaction in an aqueous medium of the Me oxide or hydroxide introduced in the solid form and of acetylacetone, the acetylacetone being in excess with respect to the Me oxide or hydroxide.Type: ApplicationFiled: June 5, 2019Publication date: August 5, 2021Inventor: PHILIPPE LAUBRY
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Publication number: 20210179819Abstract: A rubber composition exhibiting an improved processability/stiffness compromise is based on at least one diene elastomer, a reinforcing filler, a crosslinking system, from 1 to 30 phr of an epoxy resin, and from 0.5 to 15 phr of a specific aminobenzoate derivative.Type: ApplicationFiled: June 28, 2019Publication date: June 17, 2021Inventors: LIONEL BELIN, FABIEN BONNETTE, EMMANUEL LANDREAU, PHILIPPE LAUBRY
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Publication number: 20190241722Abstract: 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: ApplicationFiled: June 29, 2017Publication date: August 8, 2019Inventors: EMMANUEL LANDREAU, PHILIPPE LAUBRY
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Publication number: 20180339475Abstract: 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: ApplicationFiled: October 25, 2016Publication date: November 29, 2018Inventors: Philippe LAUBRY, Lionel FAGOT-REVURAT, Isabelle ALDON
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Publication number: 20170050474Abstract: Tyre comprising an inner liner facing an internal cavity of the tyre, an adhesive layer positioned on the inner liner and a strip of noise-damping foam attached to the inner liner by the adhesive layer, characterized in that the adhesive layer is based on a silanized polyether.Type: ApplicationFiled: April 28, 2015Publication date: February 23, 2017Applicants: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, Michelin Recherche et Technique S.A.Inventor: PHILIPPE LAUBRY
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Publication number: 20150191555Abstract: 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: ApplicationFiled: June 24, 2013Publication date: July 9, 2015Applicants: MICHELIN RECHERCHE ET TECHNIQUE, S.A., COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventor: Philippe Laubry
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Patent number: 8980433Abstract: 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: GrantFiled: October 30, 2007Date of Patent: March 17, 2015Assignees: Michelin Recherche et Technique S.A., Compagnie Generale des Etablissements MichelinInventor: Philippe Laubry
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Patent number: 8261798Abstract: 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: GrantFiled: April 30, 2008Date of Patent: September 11, 2012Assignee: Michelin Recherche ET Technique S.A.Inventors: Philippe Laubry, Pete Proner, Claudio Battocchio, Brian B. Hightower, S. Todd Martin
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Patent number: 8168281Abstract: 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: GrantFiled: October 27, 2006Date of Patent: May 1, 2012Assignee: Michelin Rechenche er Technique, S.A.Inventor: Philippe Laubry
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Publication number: 20100068530Abstract: 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: ApplicationFiled: October 30, 2007Publication date: March 18, 2010Inventor: Philippe Laubry
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Publication number: 20100021676Abstract: 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: ApplicationFiled: October 27, 2006Publication date: January 28, 2010Inventor: Philippe Laubry
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Publication number: 20080264541Abstract: 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: ApplicationFiled: April 30, 2008Publication date: October 30, 2008Inventors: Philippe Laubry, Pete Proner, Claudio Battocchio, Brian B. Hightower, S. Todd Martin
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Patent number: 7396870Abstract: 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: GrantFiled: June 2, 2004Date of Patent: July 8, 2008Assignee: Michelin Recherche Et Technique S.A.Inventors: Pierre Robert, Jean-Michel Favrot, Philippe Laubry, Fanny Barbotin
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Patent number: 7169870Abstract: 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: GrantFiled: May 3, 2006Date of Patent: January 30, 2007Assignee: Michelin Recherche et Technique S.A.Inventor: Philippe Laubry
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Publication number: 20060270817Abstract: 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: ApplicationFiled: May 3, 2006Publication date: November 30, 2006Applicant: MICHELIN RECHERCHE ET TECHNIQUE S.A.Inventor: Philippe Laubry
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Patent number: 7115693Abstract: 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: GrantFiled: May 28, 2004Date of Patent: October 3, 2006Assignee: Michelin Recherche et Technique S.A.Inventor: Philippe Laubry
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Patent number: 7056998Abstract: 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: GrantFiled: November 16, 2004Date of Patent: June 6, 2006Assignee: Michelin Recherche et Technique S.A.Inventors: Philippe Laubry, Fanny Barbotin
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Publication number: 20060063899Abstract: 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: ApplicationFiled: October 20, 2005Publication date: March 23, 2006Inventors: Jean-Michel Favrot, Philippe Laubry