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:
Oct. 15, 1985
Filed:
Dec. 24, 1984
Applicant:
Inventors:
Barry A Jacobs, Bethel, CT (US);
Michael J Reale, Fairfield, CT (US);
Assignee:
Stauffer Chemical Company, Westport, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
521121 ; 521128 ;
Abstract
Incorporation of from about 0.001% to about 5% of a mixture of an N-alkanoyl-N,N'-dialkyl-phenylenediamine compound (e.g. N-heptanoyl-N,N'-di-sec-butyl paraphenylenediamine) and a fluorescent brightener (e.g., a bis(benzoxazole) substituted thiophene) in a flame retarded polyurethane foam formulation stabilizes the formulation against scorching as the foam is formed therefrom.
Jacobs, Barry. (1985). Method of preventing scorch in a polyurethane foam and product thereof (U.S. Patent No. 4547528). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4547528
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile