Title:
粘着剤層付偏光フィルム、光学部材、及び画像表示装置
Document Type and Number:
Japanese Patent JP7372275
Kind Code:
B2
Abstract:
Provided is a polarizing film with an adhesive layer that comprises a polarizing film and an adhesive layer A disposed on the polarizing film, said polarizing film with an adhesive layer being characterized in that the polarizing film is a one-sided protective polarizing film having a transparent protective film only on one side of a polarizer having a thickness not exceeding 10 μm, the adhesive layer A is disposed on the side that does not have the transparent protective film of the polarizer, and the adhesive layer A has a moisture permeability not exceeding 300 g/(m2∙24h) and a thickness not exceeding 50 μm. The polarizing film with an adhesive layer makes it possible to inhibit the deterioration of the polarizer of the one-sided protective polarizing film in a high-temperature, humidified environment.
Inventors:
Atsushi Yasui
澤▲崎▼ 良平
伊▲崎▼ 章典
Yoshiaki Kitamura
Kazuya Yoshimura
澤▲崎▼ 良平
伊▲崎▼ 章典
Yoshiaki Kitamura
Kazuya Yoshimura
Application Number:
JP2021038906A
Publication Date:
October 31, 2023
Filing Date:
March 11, 2021
Export Citation:
Assignee:
NITTO DENKO CORPORATION
International Classes:
G02B5/30; G02F1/1335
Domestic Patent References:
| JP2012133312A | ||||
| JP2003238911A | ||||
| JP2007156322A | ||||
| JP2013213878A | ||||
| JP2012241108A | ||||
| JP2014224964A | ||||
| JP201091602A | ||||
| JP2004341310A | ||||
| JP2008249970A | ||||
| JP2009271519A | ||||
| JP201320213A | ||||
| JP201273563A | ||||
| JP2013210488A |
Foreign References:
| WO2012063343A1 | ||||
| WO2011030596A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Junias International Patent Office