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:
Jan. 14, 2025
Filed:
Jun. 24, 2020
Applicant:
Covestro Llc, Pittsburgh, PA (US);
Inventors:
Rick L. Adkins, Canonsburg, PA (US);
Brian L. Neal, Pittsburgh, PA (US);
Andrew S. Frazee, Evansville, IN (US);
Assignee:
Covestro LLC, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/08 (2006.01); C08G 18/32 (2006.01); C08G 18/40 (2006.01); C08G 18/63 (2006.01); C08G 101/00 (2006.01); C08K 5/18 (2006.01); C08L 75/00 (2006.01);
U.S. Cl.
CPC ...
C08G 18/0876 (2013.01); C08G 18/14 (2013.01); C08G 18/3243 (2013.01); C08G 18/409 (2013.01); C08G 18/632 (2013.01); C08K 5/18 (2013.01); C08L 75/00 (2013.01); C08G 2101/00 (2013.01); C08G 2110/0008 (2021.01);
Abstract
Disclosed are polymer polyol compositions that include an amino diphenylamine, optionally in combination with other antioxidants, such as phenolic antioxidants, as well the use of such polymer polyol compositions in the production of flexible polyurethane foams. The polyurethane foam includes a reaction product of a polyisocyanate component and an isocyanate-reactive component that includes the polymer polyol composition.