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:
May. 09, 1995
Filed:
Oct. 26, 1993
Applicant:
Inventors:
Noel G Harvey, North Wales, PA (US);
Theodore D Goldman, Washington Crossing, PA (US);
Carl M Hesler, New Egypt, NJ (US);
Assignee:
Rohm and Haas Company, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
156243 ; 156280 ; 156327 ; 4274123 ; 525 71 ; 525 94 ;
Abstract
Improved adhesion to a polyolefin, especially polypropylene, of substrates of acrylic-based or other protective polymers, in the form of a plastic film, sheet, or coating or a latex or solvent-based paint, ink, or coating is achieved by use of an intermediate layer, laminate, or veneer of a blend of segmented copolymer of a polyolefin and a poly(methacrylate) which is blended with a core/shell copolymer having a crosslinked rubber core.