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:
Nov. 15, 2016
Filed:
Mar. 18, 2014
Applicants:
Stefanie Rinker, Dorsten, DE;
Bettina Ludwig, Marl, DE;
Manfred Neumann, Marl, DE;
Felix Nissen, Nottuln, DE;
Oliver Erpeldinger, Wuelfrath, DE;
Phillip R. James, Tenby, GB;
Peter Watkins, West Berkshire, GB;
Inventors:
Stefanie Rinker, Dorsten, DE;
Bettina Ludwig, Marl, DE;
Manfred Neumann, Marl, DE;
Felix Nissen, Nottuln, DE;
Oliver Erpeldinger, Wuelfrath, DE;
Phillip R. James, Tenby, GB;
Peter Watkins, West Berkshire, GB;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 2/00 (2006.01); C07C 7/148 (2006.01); C08F 12/00 (2006.01); C07C 7/20 (2006.01);
U.S. Cl.
CPC ...
C07C 7/20 (2013.01); C07C 2101/10 (2013.01); C07C 2103/68 (2013.01);
Abstract
A process for inhibiting the polymerization of cyclopentadiene compounds (B) by contacting the cyclopentadiene compound with a quinone methide compound (A) of structure (I), Compositions (AB) comprising (A) and (B) are also provided.