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. 06, 2014
Filed:
Oct. 15, 2009
Applicants:
Klaus Lorenz, Dormagen, DE;
Reinhard Albers, Leverkusen, DE;
Frank Otto, Hilden, DE;
Inventors:
Assignee:
Bayer MaterialScience AG, Leverkusen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/00 (2006.01); C08G 63/48 (2006.01); C08G 63/42 (2006.01); C07C 69/74 (2006.01); C07C 69/00 (2006.01); C07C 43/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for the preparation of polyether ester polyols starting from fatty acid esters and starter compounds having Zerewitinoff-active hydrogen atoms, and to their use in the production of solid or foamed polyurethane materials.