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:
Jan. 27, 1981
Filed:
Aug. 13, 1979
Applicant:
Inventor:
Michael E Kimball, Ashland, OH (US);
Assignee:
The Goodyear Tire & Rubber Company, Akron, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528 49 ; 428480 ; 4284237 ; 156331 ; 528 57 ; 528 64 ; 528 67 ; 528 76 ;
Abstract
There are disclosed storable, flowable, liquid polyurethane compositions comprising an equivalent of a prepolymer formed by reacting a liquid material having 2 to 3 hydroxyls with sufficient organic polyisocyanate to give an excess of 3 to 15 percent free NCS in said prepolymer and from 0.85 to 1.15 equivalents of a complex of alkali metal salt with 4,4'-diphenylmethane diamine, said polyurethane compositions being useful as gel coats and adhesives.