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:
Jan. 18, 2022
Filed:
Dec. 11, 2018
Applicant:
Arlanxeo Deutschland Gmbh, Dormagen, DE;
Inventors:
Hui Wang, Ontario, CA;
Garry Rempel, Ontario, CA;
Assignee:
ARLANXEO DEUTSCHLAND GMBH, Dormagen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08C 19/02 (2006.01); B01J 31/22 (2006.01); C08F 236/12 (2006.01); C08K 5/098 (2006.01);
U.S. Cl.
CPC ...
C08C 19/02 (2013.01); B01J 31/2208 (2013.01); B01J 31/2269 (2013.01); C08F 236/12 (2013.01); C08K 5/098 (2013.01); B01J 2231/645 (2013.01); B01J 2531/821 (2013.01);
Abstract
The present invention relates to a process for the hydrogenation of the carbon-carbon double bonds in nitrile butadiene rubber which is present in latex form, this means as a suspension of nitrile butadiene rubber particles in an aqueous medium, using a hydrogenation catalyst in the presence of an emulsifier.