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. 24, 2024
Filed:
Jun. 29, 2021
Applicant:
Covestro Llc, Pittsburgh, PA (US);
Inventor:
Eric C. Giles, Pittsburgh, PA (US);
Assignee:
Covestro LLC, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/18 (2006.01); C08G 18/20 (2006.01); C08G 18/24 (2006.01); C08G 18/42 (2006.01); C08G 18/72 (2006.01); C08J 9/14 (2006.01); E04B 2/84 (2006.01);
U.S. Cl.
CPC ...
E04B 2/847 (2013.01); C08G 18/1808 (2013.01); C08G 18/1825 (2013.01); C08G 18/2027 (2013.01); C08G 18/242 (2013.01); C08G 18/4219 (2013.01); C08G 18/72 (2013.01); C08J 9/148 (2013.01); C08G 2110/0058 (2021.01); C08J 2203/164 (2013.01); C08J 2375/04 (2013.01);
Abstract
Isocyanate-reactive compositions that include a hydrofluoroolefin blowing agent, polyurethane foam-forming compositions, as well as spray-applied polyurethane foams formed therefrom that can provide structural support to wall structures and can also exhibit ASTM E84-16 Class A flame spread and smoke development characteristics at a foam thickness of 4 inches.