Title:
LAMINATED POLYESTER FILM
Document Type and Number:
Japanese Patent JP2023070974
Kind Code:
A
Abstract:
To provide a laminated polyester film that can prevent decrease in visibility due to whitening of film appearance; occurrence of a defect in post-processing; and occurrence of a defect such as contamination in a process or material by reducing precipitation of oligomer from a polyester film during treatment thereof at a high temperature, and that prevents detachment of a release layer due to improvement of adhesion and aging adhesion between a base polyester film and the release layer.SOLUTION: There is provided a laminated polyester film that is configured to include a cured resin layer on at least one side of the polyester film. The cured resin layer is a cured product of a cured resin layer composition containing a resin having a styrene structure and a cross-linking agent. The cross-linking agent is two or more kinds selected from a melamine compound, an epoxy compound, an organosilicon compound, an oxazoline compound, an isocyanate compound, and a carbodiimide compound.SELECTED DRAWING: None
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Inventors:
TOJO YOSHIAKI
Application Number:
JP2021183491A
Publication Date:
May 22, 2023
Filing Date:
November 10, 2021
Export Citation:
Assignee:
MITSUBISHI CHEM CORP
International Classes:
C08J7/04; B32B27/30; C09D5/00; C09D5/20; C09D125/04; C09D183/04; C09J7/38; C09J7/40
Attorney, Agent or Firm:
Patent Attorney Corporation Otani Patent Office
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