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:
Apr. 28, 2015
Filed:
Aug. 20, 2010
Applicants:
Andreas Kunst, Ludwigshafen, DE;
Berend Eling, Lemfoerde, NL;
Achim Loeffler, Speyer, DE;
Xinkui Wang, Taiyuan, CN;
Ning Ying, Taiyuan, CN;
Hui Du, Taiyuan, CN;
Maoqing Kang, Taiyuan, CN;
Inventors:
Andreas Kunst, Ludwigshafen, DE;
Berend Eling, Lemfoerde, NL;
Achim Loeffler, Speyer, DE;
Xinkui Wang, Taiyuan, CN;
Ning Ying, Taiyuan, CN;
Hui Du, Taiyuan, CN;
Maoqing Kang, Taiyuan, CN;
Assignee:
BASF SE, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08G 65/04 (2006.01); C08G 63/85 (2006.01); C08G 65/26 (2006.01);
U.S. Cl.
CPC ...
C08G 63/85 (2013.01); C08G 65/2603 (2013.01); C08G 65/2663 (2013.01);
Abstract
Disclosed is a process for the preparation of polyetherester polyols prepared with hybrid catalysts, the polyetheresters obtained from the process and the use of such materials in polyurethane applications. The hybrid catalysts used in this invention comprise double metal cyanide complex catalysts (DMC) and at least one co-catalyst.