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Title:
OPTICAL LAMINATE, OPTICAL LAMINATE WITH COVER GLASS, METHOD FOR PRODUCING SAME, AND IMAGE DISPLAY DEVICE WITH COVER GLASS
Document Type and Number:
WIPO Patent Application WO/2019/208139
Kind Code:
A1
Abstract:
Provided are: an optical laminate which is less likely to crack despite having undergone a cutting process; an optical laminate with a cover glass which comprises such an optical laminate; a production method for these; and an image display device with a cover glass which comprises the optical laminate or the optical laminate with a cover glass. This optical laminate has an adhesive layer and an optical film having undergone a cutting process, and the ratio RR/DR of the regular reflectance RR and the diffuse reflectance DR of the cut end surface is 0.15 or more. This optical laminate with a cover glass has such an optical laminate and a cover glass laminated thereon via another adhesive layer disposed on the opposite side to the adhesive layer of the optical laminate.

Inventors:
TAKASE Yuta (1-1-2 Shimohozumi, Ibaraki-sh, Osaka 80, 〒5678680, JP)
IZAKI Akinori (1-1-2 Shimohozumi, Ibaraki-sh, Osaka 80, 〒5678680, JP)
KITAMURA Yoshitsugu (1-1-2 Shimohozumi, Ibaraki-sh, Osaka 80, 〒5678680, JP)
Application Number:
JP2019/014851
Publication Date:
October 31, 2019
Filing Date:
April 03, 2019
Export Citation:
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Assignee:
NITTO DENKO CORPORATION (1-1-2, Shimohozumi Ibaraki-sh, Osaka 80, 〒5678680, JP)
International Classes:
G02B5/30; B23C3/13; B32B7/023; B32B27/00; G09F9/00; G09F9/30
Domestic Patent References:
WO2014082540A12014-06-05
Foreign References:
JP2007223021A2007-09-06
JP2016136238A2016-07-28
JP2018030901A2018-03-01
JP2000169733A2000-06-20
JP2004131484A2004-04-30
Attorney, Agent or Firm:
MOMII Takafumi (7th Floor, Aqua Dojima East 1-4-4, Dojimahama, Kita-ku, Osaka-sh, Osaka 04, 〒5300004, JP)
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