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:
Nov. 10, 2015
Filed:
May. 18, 2010
Chi-chen Hsieh, Kaohsiung, TW;
Chih-kuang Tsai, Kaohsiung, TW;
Yen-hsian LI, Fongshan, TW;
Ming-cheng Chiu, Kaohsiung, TW;
Chi-Chen Hsieh, Kaohsiung, TW;
Chih-Kuang Tsai, Kaohsiung, TW;
Yen-Hsian Li, Fongshan, TW;
Ming-Cheng Chiu, Kaohsiung, TW;
TSRC CORPORATION, Taipei, TW;
Abstract
A hydrogenation catalyst composition for hydrogenating a polymer of conjugated diene is provided. The polymer of conjugated diene is a homopolymer of conjugated diene or a copolymer of conjugated diene and vinyl aromatics. The hydrogenation catalyst composition includes: (a) a titanium compound, (b) a compound of formula (II), where Ris C˜Calkyl, alkenyl, amine, ether, ketone or ester groups, Rand Rare C˜Calkyl or alkenyl groups, Rand Rare C˜Calkyl, alkenyl, amine, ether, ketone or ester groups, n and m are integrals, 1≦n≦3, 1≦m≦3, and (c) alkyl aluminum.