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:
Apr. 17, 2012
Filed:
Aug. 28, 2008
Zhong-ren Chen, Stow, OH (US);
Zengquan Qin, Copley, OH (US);
Hiroshi Mouri, Tokyo, JP;
Yuan-yong Yan, Copley, OH (US);
Mindaugas Rackaitis, Massillon, OH (US);
Zhong-Ren Chen, Stow, OH (US);
Zengquan Qin, Copley, OH (US);
Hiroshi Mouri, Tokyo, JP;
Yuan-Yong Yan, Copley, OH (US);
Mindaugas Rackaitis, Massillon, OH (US);
Bridgestone Corporation, Tokyo, JP;
Abstract
Provided is a composition comprising at least one polymer having a degree of unsaturation of no more than about 50 mol %; a filler selected from the group consisting of carbon black, silica, and mixtures thereof; and a polymeric additive comprising a functional end group reactive with said filler, wherein said polymeric additive has a degree of unsaturation of no more than about 50 mol % and a number average molecular weight between about 1,000 and about 25,000. The composition may optionally contain one or more polymers having a degree of unsaturation of more than 50 mol %. The composition may be particularly useful as a component for a tire.