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:
Sep. 20, 2016
Filed:
Jul. 17, 2014
Applicant:
Stepan Company, Northfield, IL (US);
Inventors:
Rick Tabor, Plymouth, MI (US);
Chunhua Yao, Carmel, IN (US);
Andrew Guo, Wilmette, IL (US);
Timothy L. Lambert, Lindenhurst, IL (US);
David J. Norberg, Grayslake, IL (US);
Assignee:
Stepan Company, Northfield, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 18/68 (2006.01); C08G 63/553 (2006.01); C08G 18/08 (2006.01); C08G 18/72 (2006.01); C08G 63/672 (2006.01); C08G 18/76 (2006.01); C08G 18/16 (2006.01); C08G 18/18 (2006.01); C08G 18/22 (2006.01); C08G 18/24 (2006.01); C09D 175/04 (2006.01); C08G 18/40 (2006.01); C08J 9/02 (2006.01); C08J 9/14 (2006.01); C08G 101/00 (2006.01);
U.S. Cl.
CPC ...
C08G 18/686 (2013.01); C08G 18/14 (2013.01); C08G 18/163 (2013.01); C08G 18/1808 (2013.01); C08G 18/1825 (2013.01); C08G 18/225 (2013.01); C08G 18/244 (2013.01); C08G 18/4018 (2013.01); C08G 18/68 (2013.01); C08G 18/72 (2013.01); C08G 18/7664 (2013.01); C08G 63/553 (2013.01); C08G 63/672 (2013.01); C08J 9/02 (2013.01); C08J 9/141 (2013.01); C09D 175/04 (2013.01); C08G 2101/005 (2013.01); C08G 2101/0008 (2013.01); C08G 2101/0025 (2013.01); C08G 2105/02 (2013.01); C08G 2190/00 (2013.01); C08J 2203/14 (2013.01); C08J 2205/06 (2013.01); C08J 2205/10 (2013.01); C08J 2375/06 (2013.01); C08J 2375/14 (2013.01);
Abstract
Polyester polyols containing adducts formed from Diels-Alder and Ene reactions are disclosed. Processes for making the polyester polyols and uses of the polyester polyols as polyurethane coatings, adhesives, sealants, elastomers, and foams are also disclosed. In some embodiments, the polyester polyols contain biorenewable adducts based on maleic anhydride and farnesene and have particular application in making rigid and flexible polyurethane or polyisocyanurate foams.