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. 12, 1993
Filed:
Mar. 29, 1991
Applicant:
Inventors:
Assignee:
Toyo Boseki Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; B32B / ;
U.S. Cl.
CPC ...
525458 ; 4284231 ; 4284255 ; 4284256 ; 528 28 ; 528 80 ; 528 83 ; 528 85 ; 528371 ; 528372 ;
Abstract
A coating composition useful for shatter-proofing glass, capable of forming a film which allows an elongation of at least 400%. The coating composition includes (A) a polyurethane compound obtained by reaction of (a) a polycarbonate diol and/or (b) an aliphatic polyester diol, (c) an organic diisocyanate and (d) a chain extender possessing an active hydrogen-containing group in amounts to give an isocyanate group/active hydrogen-containing group equivalent ratio not exceeding 1.0, (B) an organic polyisocyanate compound and (C) a reactive silicone oil.