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:
Mar. 01, 2011
Filed:
Dec. 16, 2008
Applicants:
Qinmin Pan, Waterloo, CA;
Garry Rempel, Waterloo, CA;
Jialong Wu, Kitchener, CA;
Inventors:
Assignee:
LANXESS Inc., Sarnia, Ontario, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08C 19/02 (2006.01); C08F 8/04 (2006.01); C08F 236/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for the selective hydrogenation of the carbon-carbon double bonds in diene-based polymers in bulk form by treatment of the polymer with hydrogen in the presence of a platinum group metal containing catalyst and in the absence of any organic solvent.