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. 28, 2019
Filed:
Jan. 05, 2018
Applicant:
Evonik Degussa Gmbh, Essen, DE;
Inventors:
Matthias Lobert, Essen, DE;
Volker Zellmer, Bottrop, DE;
Anja Brösgen, Essen, DE;
Thomas Reibold, Herten, DE;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 65/324 (2006.01); C08G 65/26 (2006.01); C08G 65/30 (2006.01); C08G 65/336 (2006.01); C08G 65/337 (2006.01); C08L 71/02 (2006.01);
U.S. Cl.
CPC ...
C08G 65/324 (2013.01); C08G 65/2603 (2013.01); C08G 65/2609 (2013.01); C08G 65/30 (2013.01); C08G 65/336 (2013.01); C08G 65/337 (2013.01); C08L 71/02 (2013.01); C08G 2650/30 (2013.01); C08G 2650/58 (2013.01);
Abstract
Described are a process for producing hydrosilylable polyoxyalkylene ethers, comprising the steps of (1) alkoxylation of at least one terminally unsaturated alcohol with alkylene oxides to afford a polyoxyalkylene ether, (2) etherification of the polyoxyalkylene ether from step (1) and (3) neutralization of the product from step (2) under buffered conditions, and hydrosilylable polyoxyalkylene ether mixtures.