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:
May. 20, 2014
Filed:
Apr. 08, 2011
Applicants:
Hyung Jae Lee, Daejeon, KR;
Chang Kyo Shin, Daejeon, KR;
Jin Eok Kim, Daejeon, KR;
Inventors:
Assignee:
Korea Kumho Petrochemical Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/36 (2006.01); C08L 9/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are a novel anti-oxidant for rubber and a synthetic rubber including the same. The disclosed anti-oxidant contains a thio compound. The rubber including the anti-oxidant has excellent thermostability at a temperature of 100° C. or higher, and the anti-oxidant shows a low volatility due to its high molecular weight thus being applicable to manufacture environment-friendly rubber.