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:
Apr. 24, 1984
Filed:
Aug. 01, 1983
Applicant:
Inventors:
Louis L Grube, Bound Brook, NJ (US);
Charles J Horner, Jr, Piscataway, NJ (US);
Assignee:
GAF Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
521131 ; 252182 ; 521167 ; 521173 ;
Abstract
Polyisocyanurate foam in which the polyol content is largely a polyol mixture prepared by the transesterification with a glycol of a residue obtained from the manufacture of dimethyl terephthalate and in which the foam has been prepared using fluorocarbon blowing agent and amine triol to improve compatibility between the polyol and the blowing agent.