Title:
偏光膜、偏光板、および該偏光膜の製造方法
Document Type and Number:
Japanese Patent JP7246477
Kind Code:
B2
Abstract:
The present invention provides a polarizing film which is capable of following stretching of the body (for example, the skin), clothes and the like. A polarizing film according to the present invention is composed of a polyvinyl alcohol resin film that contains a dichroic substance; the amount of strain when pulled in the absorption axis direction at a load change rate of 98.0 mN/min is 10% or more; and the shrinkage in the absorption axis direction if heated at 85°C for 120 minutes is 5% or less.
Inventors:
▲高▼永 幸佑
Shusaku Goto
Daisuke Hamamoto
Shusaku Goto
Daisuke Hamamoto
Application Number:
JP2021527626A
Publication Date:
March 27, 2023
Filing Date:
June 08, 2020
Export Citation:
Assignee:
NITTO DENKO CORPORATION
International Classes:
G02B5/30; B29C55/06; B32B7/022; B32B7/023; B32B7/028; B32B27/18; B32B27/30; G02F1/1335
Domestic Patent References:
| JP201953267A | ||||
| JP2017219861A |
Foreign References:
| WO2015137514A1 |
Attorney, Agent or Firm:
Takafumi Masui
Atsuko Uenoyama
Atsuko Uenoyama