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.

Date of Patent:
May. 13, 2014

Filed:

May. 07, 2012
Applicants:

Hsu-kai Chang, Hsinchu, TW;

Chion-hwang Lee, Hsinchu, TW;

Kuo-ching Wu, Hsinchu, TW;

Hsi-yen Hsu, Hsinchu, TW;

Inventors:

Hsu-Kai Chang, Hsinchu, TW;

Chion-Hwang Lee, Hsinchu, TW;

Kuo-Ching Wu, Hsinchu, TW;

Hsi-Yen Hsu, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 67/303 (2006.01);
U.S. Cl.
CPC ...
Abstract

The disclosure provides a process for hydrogenation of polycarboxylic acids or derivatives thereof, including: hydrogenation of polycarboxylic acids or derivatives thereof in the presence of a catalyst, wherein the catalyst includes an active metal and a support, the support includes a Group IIA element and a Group IIIA element, and the active metal includes a Group VIIIB element.


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