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:
Jun. 08, 1982
Filed:
Jan. 12, 1981
Applicant:
Inventors:
Assignee:
BASF Wyandotte Corporation, Wyandotte, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
521106 ; 521107 ; 521108 ; 521114 ; 521123 ; 521131 ; 521137 ; 521174 ; 521176 ;
Abstract
In the preparation of conventional or high resiliency flexible polyurethane flame retarded foams by reacting organic polyisocyanates with polyols containing vinylic polymers and employing flame retardant compounds, less flame retardant compound is required to pass the California Bulletin No. 117 flame test when the particle size of the vinylic polymers is greater than 0.5 microns.
Otten, Jay. (1982). Flame-retardant polyurethane foam prepared by incorporating a graft (U.S. Patent No. 4334031). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4334031
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile