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:
Sep. 15, 1987
Filed:
Aug. 16, 1982
Applicant:
Inventor:
William E Lenney, Middlesex, NJ (US);
Assignee:
Air Products and Chemicals, Inc., Allentown, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526202 ; 526210 ; 526211 ; 526263 ; 5263184 ;
Abstract
This invention relates to an improved pressure sensitive adhesive comprising a polymer system which has excellent tack, peel and shear adhesion strengths. The improvement resides in the polymer, with the polymer system being formed by emulsion polymerizing an unsaturated ester, an unsaturated carboxylic acid and a polyfunctional monomer in the presence of a stabilizer system comprising an ethoxylated acetylenic tertiary glycol and polyvinyl alcohol.