Patent Number: 6,165,602

Title: Laminated polyester film

Abstract: A laminated polyester film stretched in at least one direction, comprising: a polyester support, and at least one enhanced adhesion layer laminated on the polyester support, comprising a composition comprising: (1) an aromatic copolyester (A1) having a water-dispersible functional group, a polyvinyl alcohol resin (B1), and a vinylpyrrolidone copolymer resin (C1); or (2) an aromatic copolyester (A1) having a water-dispersible functional group, a polyvinyl alcohol resin (B1), and a polyglycerol polyglycidyl ether (C2); or (3) an aqueous-type polyurethane (A3), a polyvinyl alcohol resin (B3), and inert particles wherein the thickness (L) of the adhesion layer and the average particle diameter (d) of said inert particles satisfies the equation

Inventors: Fujita; Masato (Shiga-ken, JP)

Assignee: Mitsubishi Polyester Film Corporation

International Classification: C08J 7/04 (20060101); C08J 7/00 (20060101); C08G 18/08 (20060101); C08G 18/00 (20060101); C09D 167/00 (20060101); C09D 175/04 (20060101); B32B 027/08 (); B32B 027/18 (); B32B 027/30 (); B32B 027/36 (); B32B 027/40 ()

Expiration Date: 12/26/2017