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Patent Searching and Data


Title:
LIGHT GUIDE PLATE FOR IMAGE DISPLAY
Document Type and Number:
WIPO Patent Application WO/2022/065498
Kind Code:
A1
Abstract:
A light guide plate for image display, comprising: a first laminate (11) including a first resin substrate (1), a first anchor coat layer (2), and a first barrier layer (3) in the stated order; and a hologram layer (4), wherein the first barrier layer (3) contains a silicon oxynitride as a main component, and the fraction of elemental nitrogen in the first barrier layer (3) is more than 0 atm% but not more than 25 atm% as measured by X-ray photoelectron spectroscopy (XPS).

Inventors:
KANAI SHINICHIRO (JP)
KUBO SHUICHI (JP)
WATANABE TAKAYUKI (JP)
WAKAYAMA YOSHIO (JP)
Application Number:
PCT/JP2021/035484
Publication Date:
March 31, 2022
Filing Date:
September 28, 2021
Export Citation:
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Assignee:
MITSUBISHI CHEM CORP (JP)
International Classes:
B32B9/00; B32B7/023; B32B27/00; B32B27/30; B32B27/40; B32B33/00; G02B1/14; G02B5/32; G02B27/01; G02B27/02; G02F1/1335; G03H1/02; G03H1/18; G09F9/00; G09F19/12
Foreign References:
JP2020126239A2020-08-20
JP2012183823A2012-09-27
JP2004276564A2004-10-07
JP2008139768A2008-06-19
JP2003228052A2003-08-15
JPH0769690A1995-03-14
JP2009502554A2009-01-29
JP2018012234A2018-01-25
JP2020162090A2020-10-01
JP2020162484A2020-10-08
JP2020163145A2020-10-08
JP2020213349A2020-12-23
JP2020213350A2020-12-23
JP2021028831A2021-02-25
JPH05181400A1993-07-23
JPH0962169A1997-03-07
JPH1161141A1999-03-05
JP2002310932A2002-10-23
Other References:
See also references of EP 4219145A4
Attorney, Agent or Firm:
TAZAKI Akira et al. (JP)
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