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:
Mar. 20, 1984
Filed:
Aug. 10, 1982
Applicant:
Inventor:
Ivan S Lee, Brights Grove, CA;
Assignee:
Polysar Limited, Ontario, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
524272 ; 524273 ; 524501 ; 524502 ; 524505 ; 524551 ; 524556 ; 524562 ; 525214 ; 525221 ; 526296 ; 526317 ;
Abstract
An adhesive composition having improved properties for pressure sensitive adhesive applications has been developed comprising a latex of a polymer formed by polymerizing 40-10 percent vinyl or vinylidene monoaromatic monomer, 45-70 percent C.sub.4-6 cojugated diene, 1-5 percent unsaturated acid, and 5-30 percent C.sub.1-8 alkyl ester of acrylic or methacrylic acid. The adhesive preferably also contains a tackifier resin. The adhesive is useful on a number of applications including the manufacture of labels and tapes.