Title:
POLARIZER PROTECTION FILM
Document Type and Number:
Japanese Patent JP2018084615
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a novel polarizer protection film comprising an adhesive layer (B) laminated on one surface of a resin film (A), and a release film (C) laminated on the other surface of the resin film (A), where the resin film (A) and the release film (C) do not get separated from each other even when heated to a temperature of 70°C or higher.SOLUTION: A proposed polarizer protection film is characterized in that; a release film (C) has a thermal expansion coefficient in a range of -300 to 300 ppm/K, inclusive, at temperature in a range of 80 to 100°C, inclusive, as measured at a temperature increase rate of 10°C/min; delamination strength F1 (N/20 nm width) between a resin film (A) and the release film (C) is no greater than 0.1; delamination strength F2 (N/20 nm width) between the resin film (A) and the release film (C) measured after being heated at 100°C for 2 minutes is no greater than 0.1 .SELECTED DRAWING: None
Inventors:
IKEDA KATSUSHI
TANIGUCHI KOICHIRO
NISHIOKA JUN
TANIGUCHI KOICHIRO
NISHIOKA JUN
Application Number:
JP2016226063A
Publication Date:
May 31, 2018
Filing Date:
November 21, 2016
Export Citation:
Assignee:
MITSUBISHI CHEM CORP
International Classes:
G02B5/30; B32B27/00; B32B27/30; C09D5/00; C09D175/04; C09J7/20; C09J201/00; G02F1/1335
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Foreign References:
| US20110112249A1 | 2011-05-12 |
Attorney, Agent or Firm:
Takeuchi/Ichizawa International Patent Office