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. 14, 2020
Filed:
Apr. 27, 2018
The Goodyear Tire & Rubber Company, Akron, OH (US);
Nihat Ali Isitman, Hudson, OH (US);
Paul Harry Sandstrom, Cuyahoga Falls, OH (US);
Caude Charles Jacoby, Wasserbillig, LU;
Other;
Abstract
The present invention is directed to a vulcanizable rubber composition comprising (A) 100 parts by weight of elastomer consisting of 70 to 100 parts by weight, er 100 parts by weight of the elastomer (phr), of an isoprene-butadiene rubber having a Tg ranging from −100° C. to −50° C., and 0 to 30 phr of a second elastomer selected from the group consisting of isoprene-butadiene rubber having a Tg ranging from −49 to −20° C., natural rubber, synthetic polyisoprene, and polybutadiene, (B) from 30 to 80 phr of a resin having a Tg of at least 20 C, (C) from 0 to 4 phr of an oil, and (D) from 80 to 180 of a filler selected from the group consisting of carbon black and silica.