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:
May. 23, 2017
Filed:
Aug. 03, 2012
Applicants:
Roland Hubel, Essen, DE;
Sarah Schmitz, Shanghai, CN;
Michael Ferenz, Essen, DE;
Inventors:
Assignee:
EVONIK DEGUSSA GMBH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/46 (2006.01); C08G 18/48 (2006.01); C08G 18/76 (2006.01); C08G 18/44 (2006.01); C08L 83/12 (2006.01); C08G 101/00 (2006.01);
U.S. Cl.
CPC ...
C08G 77/46 (2013.01); C08G 18/44 (2013.01); C08G 18/4837 (2013.01); C08G 18/7664 (2013.01); C08G 2101/00 (2013.01); C08L 83/12 (2013.01);
Abstract
The present invention relates to polysiloxane polyether copolymers which comprise at least one (polyether) moiety which comprises at least one unit —O—C(O)—O—, to a process for the production of the polysiloxane polyether copolymers, and also to the use of the polysiloxane polyether copolymers as stabilizers in the production of polyurethane foams, and also to polyurethane foams and items therefrom which are obtainable through the process.