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.

Date of Patent:
Dec. 07, 2010

Filed:

Dec. 17, 2008
Applicants:

Christopher Ong, Leverkusen, DE;

Franz-josef Mersmann, Bergisch Gladbach, DE;

Inventors:

Christopher Ong, Leverkusen, DE;

Franz-Josef Mersmann, Bergisch Gladbach, DE;

Assignee:

LANXESS Deutschland GmbH, Leverkusen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 6/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

Novel optionally hydrogenated nitrile rubbers distinguised by a very low ruthenium content are provided as well as a process for the removal of ruthenium-containing catalyst residues from a solution of optionally hydrogenated nitrile rubber by using specific functionalized ion-exchange resins.


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