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Gandon-Pain

Sylvie Gandon-Pain, Clermont-Ferrand FR

Patent application numberDescriptionPublished
20090036579Rubber Composition Comprising an Itaconimidomaleimide - Rubber composition, which can be used for the manufacture of tyres, based on at least one diene elastomer, one reinforcing filler, one vulcanization system and, as antireversion agent, one itaconimidomaleimide compound of formula (R hydrocarbon radical):02-05-2009
20090270558Functionalized Polyvinylaromatic Nanoparticles - Nanoparticles of a functionalized and crosslinked polyvinylaromatic (PVAr) that may be used as reinforcing filler in a polymeric composition, the PVAr being a copolymer of at least: 10-29-2009
20110021702FUNCTIONALIZED VINYL POLYMER NANOPARTICLES - Nanoparticles of functionalised, cross-linked vinyl polymer, usable as reinforcing filler in a polymeric matrix. The vinyl polymer is a copolymer of at least the following monomers, which are all copolymerisable by free-radical polymerisation: a non-aromatic vinyl monomer “A”; a monomer “B” bearing a function Z of formula ≡Si—X, where X represents a hydroxyl or hydrolysable group; and a cross-linking monomer “C” which is at least bifunctional from the point of view of the polymerisation. The vinyl polymer is preferably a polymethacrylate, in particular a copolymer of methyl methacrylate (monomer A), trimethoxysilylpropyl methacrylate (monomer B) and ethylene glycol dimethacrylate (monomer C), being in the form of nanobeads the diameter of which is of between 10 and 100 nm.01-27-2011

Patent applications by Sylvie Gandon-Pain, Clermont-Ferrand FR

Sylvie Gandon-Pain, Clemont-Ferrand FR

Patent application numberDescriptionPublished
20100154945Rubber composition containing branched blocked polymers - Branched block polymers, and the rubber compositions containing them, which can be used, in particular, for manufacturing tires or semi-finished products for tires. Processes for preparing said polymers and compositions are also disclosed.06-24-2010

Sylvie Gandon-Pain, Nohanent FR

Patent application numberDescriptionPublished
20100022714ELASTOMERIC COMPOSITION REINFORCED WITH A FUNTIONALIZED NON-AROMATIC VINYL POLYMER FILLER - Rubber composition based on at least one diene elastomer, a polymer filler as reinforcing filler, a coupling agent providing the bond between the polymer filler and the elastomer. The polymer filler comprises nanoparticles of non-aromatic vinnyl polymer (“NAVP”) bearing a function Z of formula ≡Si—X, X representing a hydroxyl or hydrolysable group. The NAVP is in particular a copolymer of methyl methacrylate, trimethoxysilylpropyl methacrylate and ethylene glycol dimethacrylate, in the form of nanobeads the diameter of which is between 10 and 100 nm.01-28-2010