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:
Dec. 19, 1995
Filed:
May. 20, 1994
Applicant:
Inventors:
Jean-Francois Fiard, Paris, FR;
Etienne Fleury, Lyons, FR;
Dominique Gerwig, Montluel, FR;
Sylvianne Traversier, Caluire, FR;
Louis Vovelle, Lyons, FR;
Assignee:
Rhone-Poulenc Films, Courbevoie Cedex, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B05D / ;
U.S. Cl.
CPC ...
428141 ; 427127 ; 427128 ; 427487 ; 428327 ; 428335 ; 428336 ; 428337 ; 428341 ; 428483 ; 4286 / ; 4286 / ; 4286 / ; 428910 ;
Abstract
The invention relates to composite films consisting of a semicrystalline polyester substrate film, free from filler and with a roughness Ra lower than or equal to 0.01 .mu.m, carrying on at least one of its faces a coating based on a modified polymer obtained by polymerization of one or more acrylic monomers in the presence of a water-dispersible sulphonated copolyester.