The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 22, 2014
Filed:
Oct. 25, 2010
Vincent Abad, Chamalieres, FR;
Sebastien Rigo, Manzat, FR;
Christophe Chouvel, Chamalieres, FR;
Compagnie Generale des Establissements Michelin, Clermont-Ferrand, FR;
Michelin Recherche et Techniques S.A., Granges-Paccot, CH;
Abstract
Composite reinforcer (R-) capable of adhering directly to a diene rubber matrix, which can be used as reinforcing element for a tire, having one or more reinforcing thread(s) (); a first layer () of a thermoplastic polymer, the glass transition temperature of which is positive covering individually the thread or several threads; a second layer () of a composition having a poly(p-phenylene ether) ('PPE') and a functionalized unsaturated thermoplastic styrene ('TPS') elastomer, the glass transition temperature of which is negative, the elastomer bearing functional groups selected from epoxide, carboxyl, acid anhydride and acid ester groups, in particular an epoxidized SBS elastomer, covering the first layer (). Process for manufacturing a composite reinforcer and rubber article or semi-finished product, especially a tire, incorporating such a composite reinforcer.