Title:
金属貼合せ成形加工用フィルム
Document Type and Number:
Japanese Patent JP6670084
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a polyester film excellent in long term acid resistance even when ingredients with high acidity are packed and excellent in mold processability.SOLUTION: There is provided a film for metal sheet laminate mold processing, having an A layer on one surface and a B layer on another surface, wherein the A layer has a constitution mainly consisting of polyester with carboxyl group terminal amount of 25 eq/ton or less and surface orientation coefficient of 0.145 or more and the B layer mainly consists of a copolymer polyester with copolymerization amount of 2 mol% to 15 mol%.SELECTED DRAWING: None
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Inventors:
Naomi Mizuno
Shinichiro Okada
Shinichiro Okada
Application Number:
JP2015234795A
Publication Date:
March 18, 2020
Filing Date:
December 01, 2015
Export Citation:
Assignee:
Toyobo Film Solution Co., Ltd.
International Classes:
B32B27/36; B32B15/09; B32B27/20
Domestic Patent References:
| JP2007276204A | ||||
| JP2007203570A | ||||
| JP7125166A |
Attorney, Agent or Firm:
Patent Business Corporation Unias International Patent Office