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:
Dec. 02, 1986
Filed:
Sep. 18, 1985
Applicant:
Inventors:
Anil Goel, Worthington, OH (US);
Joseph Holehouse, Columbus, OH (US);
Kenneth Barnett, Worthington, OH (US);
Assignee:
Ashland Oil, Inc., Ashland, KY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C08L / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
4284231 ; 4284237 ; 4284258 ; 524270 ; 524764 ; 528 54 ; 528 56 ; 528 58 ; 528 73 ;
Abstract
A process for the production of a pressure sensitive adhesive comprising the interaction of a high molecular weight polyol, a polyisocyanate and a small amount of a bicyclic amide acetal wherein the process results in significant improvement in physical properties, e.g., a high degree of adhesive and cohesive strength, is described.