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. 24, 2016
Filed:
Jul. 23, 2010
Kuo-chen Shih, Kaohsiung, TW;
Hung-yu Chen, Tainan, TW;
Mao-lin Hsueh, Pingtung County, TW;
Yi-zhen Chen, Yilan County, TW;
Kuo-Chen Shih, Kaohsiung, TW;
Hung-Yu Chen, Tainan, TW;
Mao-Lin Hsueh, Pingtung County, TW;
Yi-Zhen Chen, Yilan County, TW;
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, Hsinchu, TW;
LEE CHANG YUNG CHEMICAL INDUSTRY CORPORATION, Taipei, TW;
Abstract
A hydrogenation catalyst system is provided. The catalyst system includes a metal complex of Formula (I), an organic lithium compound and an organic compound having a cyclic structure including at least one double bond. In Formula (I), M is transition metals. R, R, R, Rand Rare the same or different, including hydrogen, C1-8 alkyl, and C1-8 alkoxy, or two of R, R, R, Rand Rare linked together to form a ring. X, Xand Xare a cyclic group, hydrogen, chlorine, bromine, alkyl or alkoxy, wherein when one of X, Xand Xis a cyclic group, and the others are the same or different, including hydrogen, chlorine, bromine, alkyl or alkoxy. The invention also provides a selective hydrogenation process utilizing the catalyst system.