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. 27, 1994
Filed:
Jul. 21, 1993
Applicant:
Inventors:
Kouitu Kitazawa, Kawasaki, JP;
Eitaro Nakamura, Kawasaki, JP;
Assignee:
Nippon Zeon Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29D / ;
U.S. Cl.
CPC ...
264 451 ; 264 54 ; 427195 ; 427386 ; 4273935 ; 427400 ;
Abstract
A method of production of a plastic laminate having a protective layer on a foamed layer comprising coating plastisol containing a vinyl chloride resin or an acrylic resin having epoxy group and having average particle diameter of 0.05 to 5 mm and plasticizer as the essential components on the surface of vinyl chloride resin layer containing an organic foaming agent, then forming the combined layers by heating and foaming is provided. A plastic laminate having a protective layer of polyvinyl chloride having excellent surface strength, abrasion resistance and resistance to chemicals on a foamed layer can be produced efficiently.