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:
Feb. 21, 2023
Filed:
Jun. 03, 2019
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Adebola O. Ogunniyi, Missouri City, TX (US);
Aiping Hu, Wilmington, NC (US);
Kaoru Aou, Lake Jackson, TX (US);
Robert S. York, Houston, TX (US);
Melissa M. Rose, Marietta, GA (US);
Arne Anderson, Winnepeg, CA;
David K. Mulkey, Suwanee, GA (US);
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/09 (2006.01); C08G 18/16 (2006.01); C08G 18/18 (2006.01); C08G 18/22 (2006.01); C08G 18/48 (2006.01); C08G 18/76 (2006.01); C08G 101/00 (2006.01);
U.S. Cl.
CPC ...
C08G 18/7664 (2013.01); C08G 18/092 (2013.01); C08G 18/225 (2013.01); C08G 18/4812 (2013.01); C08G 18/4825 (2013.01); C08G 2101/00 (2013.01); C08G 2110/005 (2021.01); C08G 2110/0025 (2021.01); C08G 2115/02 (2021.01);
Abstract
Polyurethane-polyisocyanurate foams are prepared using a polyether polyol made from an alkylene oxide mixture that contains a specified proportion of ethylene oxide. The selection of proper polyol equivalent weight and ethylene oxide content leads to the production of foams having a useful combination of properties.