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:
Jan. 19, 1993
Filed:
Sep. 18, 1990
Applicant:
Inventors:
Carlo Sempio, Busto Arsizio, IT;
Andrea Anghileri, Milan, IT;
Marc Binaghi, Milan, IT;
Tullo Ronchetti, Milan, IT;
Italo Vailati, Castelanza, IT;
Assignee:
Elf Atochem Italia S.r.l., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428336 ; 428421 ; 428520 ; 15624411 ;
Abstract
Coextruded multilayer sheets comprising a first outer layer consisting of a blend containing polyvinylidene fluoride having an average mollecular weight (Mw) not higher than 250,000 and an acrylic resin and at least a layer of a homo or copolymer of an alkylmethacrylate, having a Vicat degree (49N, 50.degree. C/h) of at least 90.degree. C., in mixture with 5-40% by weight of an elastomer in the grafted form.