Title:
OPTICAL FILM, RELEASE METHOD, AND METHOD FOR MANUFACTURING OPTICAL DISPLAY PANEL
Document Type and Number:
WIPO Patent Application WO/2018/221232
Kind Code:
A1
Abstract:
The present invention is a sheet-form film laminate in which a first release film having a first base-material film and a second release film having a functional film and a second base-material film are laminated, wherein the first release film is detached prior to the second release film, the functional film has a thickness of 110 μm or less, and a first bending resistance (mm) in a bending test of the first release film is greater than a second bending resistance (mm) in a bending test of the second release film. In this laminate, the first release film (the release film on the side that is released first) can be easily released even when a thin functional film is used.
Inventors:
HIRAOKA SHINYA (JP)
KISHI ATSUSHI (JP)
IKESHIMA HIROMI (JP)
KISHI ATSUSHI (JP)
IKESHIMA HIROMI (JP)
Application Number:
PCT/JP2018/019026
Publication Date:
December 06, 2018
Filing Date:
May 17, 2018
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
B32B7/06; C09J7/40; G02B1/11; G02B1/14; G02B5/30; G02F1/1335; G09F9/00; H01L27/32; H01L51/50; H05B33/02
Domestic Patent References:
| WO2009025058A1 | 2009-02-26 | |||
| WO2017170537A1 | 2017-10-05 |
Foreign References:
| JP2017003906A | 2017-01-05 | |||
| JP2018089958A | 2018-06-14 |
Attorney, Agent or Firm:
UNIUS PATENT ATTORNEYS OFFICE (JP)
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