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Patent Searching and Data


Title:
OPTICAL FILM ROLL
Document Type and Number:
WIPO Patent Application WO/2021/131773
Kind Code:
A1
Abstract:
Provided is an optical film roll in which distortions do not easily occur in an optical film. This optical film roll comprises a roll that includes an optical film having an optical functional surface, an adhesive layer having a first adhesive surface that is adhered to the optical functional surface of the optical film and a second adhesive surface that is opposite to the first adhesive surface, and a protective film adhered to the second adhesive surface of the adhesive layer, wherein the roll is wound such that the protective film is positioned to the outside of the optical film.

Inventors:
NISHINAKA SHUMPEI
UEKI SHUN
NOBUOKA TOSHIYUKI
Application Number:
PCT/JP2020/046215
Publication Date:
July 01, 2021
Filing Date:
December 11, 2020
Export Citation:
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Assignee:
SHARP KK (JP)
International Classes:
G02B5/00; B32B7/023; B65H18/28; B65H75/00; G02B5/04
Domestic Patent References:
WO2018008656A12018-01-11
WO2017145718A12017-08-31
Foreign References:
JP2011042779A2011-03-03
JP2014139678A2014-07-31
JP2014126822A2014-07-07
Attorney, Agent or Firm:
INOUE Tomoya (JP)
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