Title:
POLARIZING PLATE WITH RETARDATION LAYER AND IMAGE DISPLAY DEVICE HAVING SAID POLARIZING PLATE WITH RETARDATION LAYER
Document Type and Number:
WIPO Patent Application WO/2023/100406
Kind Code:
A1
Abstract:
The present invention provides a polarizing plate with a retardation layer, the polarizing plate having excellent durability at high temperatures. A polarizing plate with a retardation layer according to one embodiment of the present invention sequentially comprises a polarizing plate comprising a polarizer, a first adhesive layer, a retardation layer and a second adhesive layer in this order; and the storage elastic modulus G'1 at 80°C of the first adhesive layer and the storage elastic modulus G'2 at 80°C of the second adhesive layer satisfy G'1/G'2 ≤ 1 and G'1 > (-0.85 × G'2 + 1.4 × 105).
Inventors:
FUJIMOTO NAOKI (JP)
HAYASHI DAISUKE (JP)
SENDA HIROKI (JP)
NAGATA MIZUE (JP)
HAYASHI DAISUKE (JP)
SENDA HIROKI (JP)
NAGATA MIZUE (JP)
Application Number:
PCT/JP2022/026131
Publication Date:
June 08, 2023
Filing Date:
June 30, 2022
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
G02B5/30; C09J7/38; C09J133/04; C09J171/00; C09J201/00; G09F9/00; G09F9/30; H05B33/02; H05B33/14
Domestic Patent References:
| WO2021070525A1 | 2021-04-15 | |||
| WO2010126054A1 | 2010-11-04 | |||
| WO2019131624A1 | 2019-07-04 |
Foreign References:
| JP2010044211A | 2010-02-25 | |||
| JP2017054093A | 2017-03-16 |
Attorney, Agent or Firm:
MOMII Takafumi (JP)
Download PDF: