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:
Aug. 28, 2018
Filed:
May. 22, 2015
Otsuka Chemical Co., Ltd., Osaka-shi, Osaka, JP;
Aya Saiki, Kunitachi, JP;
Hidehiro Minashima, Kodaira, JP;
Yuzaburo Yano, Kodaira, JP;
Noriaki Shiina, Osaka, JP;
Kazuhiro Kodama, Osaka, JP;
Mifuyu Ueno, Osaka, JP;
Takashi Sato, Osaka, JP;
Shinya Nakashima, Osaka, JP;
Masaki Abe, Osaka, JP;
OTSUKA CHEMICAL CO., LTD., Osaka-shi, Osaka, JP;
Abstract
Provided is a rubber composition that has better weather resistance than conventional rubber compositions and can inhibit surface discoloration of a rubber article. The rubber composition contains at least one rubber component selected from natural rubber and diene-based synthetic rubbers and, blended therewith, at least one amine compound represented by formula (I) shown below. In formula (I), Rand Reach represent, independently of one another, an alkyl group having a carbon number of 1-10, an aralkyl group, or a phenyl group, and A represents an alkylene group having a carbon number of 6-30 that may include an interposed phenylene group.