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:
Oct. 26, 2010
Filed:
Oct. 30, 2007
Applicant:
Naoya Amino, Hiratsuka, JP;
Inventor:
Naoya Amino, Hiratsuka, JP;
Assignee:
The Yokohama Rubber Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 3/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rubber composition for a pneumatic tire containing 100 parts by weight of a diene-based rubber and 5 to 120 parts by weight of carbon black having a particle size of 15 to 40 nm, a nitrogen absorption specific surface area NSA of 60 to 200 m/g, and a pH of 1 to 5 or 8.5 to 13, which can improve wet performance of a tire without causing problems in productivity and conductivity.