Title:
LIQUID CRYSTAL DISPLAY DEVICE, POLARIZATION PLATE, AND POLARIZER PROTECTIVE FILM
Document Type and Number:
Japanese Patent JP2018185535
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a polarizer protective film comprising a polyester film which is capable of inhibiting leakage of light, even in a cases when two polarization plates are disposed under cross Nicole environment.SOLUTION: A polarizer protective film comprises a polyester film where an absolute value of gradient of thermal shrinkage rate of the polyester film in a film flow direction or a width direction is not more than 15 degrees.SELECTED DRAWING: None
Inventors:
FUJITA ATSUSHI
MURATA KOICHI
MUKOYAMA YUKINOBU
SASAKI YASUSHI
MURATA KOICHI
MUKOYAMA YUKINOBU
SASAKI YASUSHI
Application Number:
JP2018138509A
Publication Date:
November 22, 2018
Filing Date:
July 24, 2018
Export Citation:
Assignee:
TOYO BOSEKI
International Classes:
G02B5/30; B32B27/36; G02F1/1335; G02F1/13363
Foreign References:
| WO2013100042A1 | 2013-07-04 |
Attorney, Agent or Firm:
Patent Business Corporation Saegusa International Patent Office