Laminated polyester film
AssigneeMitsubishi Plastics, Inc.
InventorsAiko Kodama, Toshihiro Koda, Masato Fujita
Life of this patent
Estimating the term…
Abstract
The present invention provides a laminated polyester film which can be suitably used for extrusion lamination with polyolefins and comprises a coating layer having an excellent adhesion property to the polyolefins, in particular, a coating layer having a remarkably excellent adhesion property to polypropylene. The laminated polyester film of the present invention comprises a polyester film and a coating layer formed on a surface of the polyester film which is formed by applying a coating composition comprising (A) a modified polyolefin having two melting points, and at least one crosslinking agent, and then drying the coating composition applied.
Claims4
A laminated polyester film comprising a polyester film and a coating layer formed on a surface of the polyester film which is formed by applying a coating composition comprising a modified polyolefin which is copolymerized with a polyalkyleneoxide or a polyalkyleneimine and has two melting points, and at least one crosslinking agent, and then drying the coating composition applied, wherein a coating amount of the coating composition is 0.005 to 0.08 g/m2.
Dependencies are inferred from the claim text.