Title:
LAMINATE AND MANUFACTURING METHOD OF IMAGE DISPLAY PANEL
Document Type and Number:
Japanese Patent JP2022129586
Kind Code:
A
Abstract:
To provide a laminate including a polarizing plate having a thin-type retardation layer, the laminate excellent in workability at a manufacturing process of an image display panel.SOLUTION: A laminate includes a surface protective film, a polarizing plate having a polarizer and a protective layer, a retardation layer, an adhesive layer and a release film in this order. A thickness of a laminated part from the polarizing plate to the adhesive layer is 70 μm or less. A thickness of the release film is 40 μm or more. A peel force Fr of the release film against the adhesive layer is 0.04 N/25 mm or less. A peel force Fp of the surface protective film against the polarizing plate is larger than the Fr and at most 0.1 N/25 mm.SELECTED DRAWING: Figure 1
Inventors:
YANAGIMOTO KENJI
TOMOHISA HIROSHI
TOMOHISA HIROSHI
Application Number:
JP2021028303A
Publication Date:
September 06, 2022
Filing Date:
February 25, 2021
Export Citation:
Assignee:
NITTO DENKO CORP
International Classes:
G02B5/30; B32B7/023; B32B27/00
Attorney, Agent or Firm:
Takafumi Masui
Misa Yamamoto
Misa Yamamoto