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. 04, 2018
Filed:
Feb. 02, 2012
Emmanuel George, Charleston, WV (US);
Mark A. Koshute, Beaver, PA (US);
Brian L. Neal, Scott Depot, WV (US);
Carl Thompson, Moon Township, PA (US);
Adona Marcum, St. Albans, WV (US);
Emmanuel George, Charleston, WV (US);
Mark A. Koshute, Beaver, PA (US);
Brian L. Neal, Scott Depot, WV (US);
Carl Thompson, Moon Township, PA (US);
Adona Marcum, St. Albans, WV (US);
Covestro LLC, Pittsburgh, PA (US);
Abstract
This invention relates to polyurethane foams which exhibit decreased aldehyde emission, to a process of preparing these polyurethane foams, and to a method of decreasing aldehyde emissions in foams. The polyurethane foams herein additionally comprise a small quantity of a polyhydrazodicarbonamide dispersion polyol to the isocyanate-reactive component, or a trimerized hexamethylene diisocyanate to the polyisocyanate component.