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. 04, 2013
Filed:
Feb. 21, 2011
Applicants:
Michael Ferenz, Essen, DE;
Christian Mund, Essen, DE;
Wilfried Knott, Essen, DE;
Stefan Silber, Krefeld, DE;
Inventors:
Michael Ferenz, Essen, DE;
Christian Mund, Essen, DE;
Wilfried Knott, Essen, DE;
Stefan Silber, Krefeld, DE;
Assignee:
Evonik Goldschmidt GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention describes amine-amide-functional siloxanes and a process for the preparation thereof by the chemical reaction of SiOH-functional siloxanes with amino-functional silanes in the presence of carboxylic acid anhydrides.