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:
Aug. 23, 2022
Filed:
Jan. 18, 2019
Applicant:
Hexion Inc., Columbus, OH (US);
Inventors:
Denis Heymans, Ottignies Louvain-la-Neuve, BE;
Françoise Decoq, Ottignies Louvain-la-Neuve, BE;
Assignee:
Hexion Inc., Columbus, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/76 (2006.01); C08G 18/32 (2006.01); C08G 18/42 (2006.01); C08K 5/1515 (2006.01);
U.S. Cl.
CPC ...
C08G 18/7671 (2013.01); C08G 18/3271 (2013.01); C08G 18/4211 (2013.01); C08G 18/7621 (2013.01); C08K 5/1515 (2013.01); C08G 2110/0008 (2021.01);
Abstract
The invention relates to compositions of glycidyl ester used as a stabilizer in polyurethane foams formulations having a good resistance to hydrolysis, improved damping with equivalent or improved physical properties, and high sound absorption capacity. The mono or poly-carboxylic acids glycidyl ester is used in amount of 0.1 to 10 weight % over the polyester polyol resin.