METAL LAMINATING COMPOSITE POLYESTER FILM

Title:

METAL LAMINATING COMPOSITE POLYESTER FILM

Document Type and Number:

Japanese Patent JPH071694

Kind Code:

A

Abstract:

PURPOSE: To obtain a metal laminating composite polyester film improved in resistance to impact in a can making process and adhesion by a retort treatment.

CONSTITUTION: In a metal laminating polyester composite film composed of a substrate layer (A layer) made of a polyester having a melting point not less than 220°C and an adhesive layer (B layer) made of a polyester having a melting point not less than 220°C and at least 5°C lower than the melting point of the A layer, the composite film has a thermal shrinking force not more than 40gf.

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Inventors:

MORI KUNIHARU
ISAKA TSUTOMU
KUZE KATSURO
NAGANO HIROMU
TAKEUCHI KUNIO
MATSUDA AKIRA

Application Number:

JP14632893A

Publication Date:

January 06, 1995

Filing Date:

June 17, 1993

Export Citation:

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Assignee:

TOYO BOSEKI

International Classes:

B32B15/09; B32B15/08; B32B27/36; (IPC1-7): B32B27/36; B32B15/08

Next Patent: LAMINATED POLYESTER FILM AND ITS PRODUCTION