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:
Jul. 02, 2013
Filed:
Feb. 16, 2012
Nobuyoshi Suzuki, Wakayama, JP;
Masazumi Tamura, Wakayama, JP;
Yohei Yoshikawa, Wakayama, JP;
Taku Mimura, Wakayama, JP;
Masakatsu Takahashi, Wakayama, JP;
Nobuyoshi Suzuki, Wakayama, JP;
Masazumi Tamura, Wakayama, JP;
Yohei Yoshikawa, Wakayama, JP;
Taku Mimura, Wakayama, JP;
Masakatsu Takahashi, Wakayama, JP;
Kao Corporation, Tokyo, JP;
Abstract
The present invention relates to a process for producing hydrogenolysis products of polyhydric alcohols with a good selectivity and a high yield, as well as hydrogenolysis catalysts used in the production process. The present invention provides (1) a process for producing a hydrogenolysis product of a polyhydric alcohol which includes the step of reacting the polyhydric alcohol with hydrogen in the presence of a catalyst containing a copper component, wherein the catalyst is a catalyst (A) containing the copper component, an iron component and an aluminum component, or a catalyst (B) containing the copper component and a silicon component; and (2) a hydrogenolysis catalyst for polyhydric alcohols which includes a copper component, an iron component and an aluminum component, and (3) a hydrogenolysis catalyst for polyhydric alcohols which includes a copper component and a silicon component.