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. 07, 1996
Filed:
Oct. 07, 1993
Applicant:
Inventors:
Tito Fornasiero, Milan, IT;
Mario Paleari, Milan, IT;
Assignee:
W.R. Grace & Co.-Conn., Duncan, SC (US);
Primary Examiner:
Int. Cl.
CPC ...
B29D / ;
U.S. Cl.
CPC ...
428 366 ; 428500 ; 428522 ; 428910 ;
Abstract
A copolymer blend having improved extrusion performance comprising from 90 to 50% by weight of vinylidene chloride-vinyl chloride copolymer and from 10 to 50% by weight of a vinylidene chloride-methyl acrylate copolymer wherein the weight percentage of vinyl chloride in the blend is greater than 12% and the weight percentage of methyl acrylate in the blend is less than 2.8%.