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:
Apr. 14, 2020
Filed:
May. 25, 2016
Applicant:
Zeon Corporation, Tokyo, JP;
Inventors:
Akito Nakai, Tokyo, JP;
Kazunori Furukawa, Tokyo, JP;
Assignee:
ZEON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 38/48 (2006.01); B01J 23/96 (2006.01); B01J 23/44 (2006.01); C08C 19/02 (2006.01); C08F 6/08 (2006.01); B01J 38/00 (2006.01); B01J 20/10 (2006.01); B01J 20/22 (2006.01); B01J 20/28 (2006.01);
U.S. Cl.
CPC ...
B01J 23/96 (2013.01); B01J 20/10 (2013.01); B01J 20/22 (2013.01); B01J 20/28023 (2013.01); B01J 23/44 (2013.01); B01J 38/00 (2013.01); B01J 38/48 (2013.01); C08C 19/02 (2013.01); C08F 6/08 (2013.01);
Abstract
A method for recovering a catalyst, wherein a solution containing a reaction mixture obtained by performing a hydrogenation reaction in a presence of a catalyst containing a platinum group metal is brought into contact with a fiber membrane having a group containing an amino group or a thiol group on a surface, thereby recovering the platinum group metal included in the solution is provided.