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:
Dec. 02, 2025
Filed:
Jul. 10, 2020
Compagnie Generale Des Etablissements Michelin, Clermont-Ferrand, FR;
Fabien Bonnette, Clermont-Ferrand, FR;
Laurent Copey, Clermont-Ferrand, FR;
Benoit De Gaudemaris, Clermont-Ferrand, FR;
Olivier J. F. Georjon, Uccle, BE;
Derek W. Thurman, Friendswood, TX (US);
Ranjan Tripathy, Sugar Land, TX (US);
Alain Hut, Clermont-Ferrand, FR;
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, Clermont-Ferrand, FR;
Abstract
Described herein are tires comprising a rubber composition based on at least an elastomer matrix comprising from 50 to 100 phr of one or more copolymers of butadiene and of vinylaromatic monomer, having a content of vinylaromatic units of between 0 and 5% by weight and a Tg within a range extending from −110° C. to −70° C.; and a hydrocarbon resin, wherein the hydrocarbon resin is based on a cyclic monomer selected from the group consisting of a distillation cut from a petroleum refinery stream, and/or C, Cor Ccyclic olefins and mixtures thereof, and wherein the hydrocarbon resin has a content of aromatic protons (H Ar, expressed in mol %), a glass transition temperature (Tg, expressed in ° C.), and a number average molecular weight (Mn, expressed in g/mol) that are represented by (1) H Ar>6 mol %, (2) Tg≥95−2.2*(H Ar), and (3) Tg≥−53+(0.265*Mn).