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:
Jun. 08, 1999
Filed:
Jan. 26, 1998
Applicant:
Inventors:
Assignee:
Korea Kumho Petrochemical Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
528480 ; 528482 ; 528491 ; 528492 ; 528494 ; 528497 ; 528503 ; 502152 ; 502155 ; 502171 ; 502200 ; 502309 ; 502349 ; 502350 ;
Abstract
This invention is to provide a process for the hydrogenation of conjugated diene polymer in an inert organic solvent, said polymer being obtained by polymerization or copolymerization of a conjugated diene, which comprise effecting selective hydrogenation of unsaturated double bonds in the conjugated diene units of said conjugated diene polymer in the presence of catalyst represented by the following formula (I) ##STR1## wherein Cp is cyclopentadienyl (C.sub.5 H.sub. --);
Ko, Young. (1999). Living polymer hydrogenation catalyst and process for hydrogenating (U.S. Patent No. 5910566). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5910566
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile