Title:
ANTIREFLECTIVE FILM, METHOD FOR PRODUCING SAME, AND IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/210367
Kind Code:
A1
Abstract:
An antireflective film (101) comprises: a hard coat film (1) in which a hard coat layer (11) is provided on one main surface of a transparent film substrate (10); and an antireflective layer (5) which is provided on the hard coat layer. The antireflective layer includes at least one high-refractive-index layer and at least one low-refractive-index layer. The high-refractive-index layer (51, 53) is a thin film in which a niobium oxide is the main component. The high-refractive-index layer (53) which is disposed furthest from the hard coat layer has a thickness of not more than 40 nm and a film density of less than 4.47 g/cm3.
Inventors:
WATANABE MASAHIKO (JP)
MIYAMOTO KODAI (JP)
KAKUDA YUTAKA (JP)
MIYAMOTO KODAI (JP)
KAKUDA YUTAKA (JP)
Application Number:
PCT/JP2023/014851
Publication Date:
November 02, 2023
Filing Date:
April 12, 2023
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
G02B1/115; B32B7/023; G02B1/14; G02F1/1335; G09F9/00; H05B33/02; H10K50/00; H10K59/00
Domestic Patent References:
| WO2019187416A1 | 2019-10-03 | |||
| WO2021106797A1 | 2021-06-03 |
Foreign References:
| JP2020056866A | 2020-04-09 | |||
| JP2012246540A | 2012-12-13 | |||
| JP2011069995A | 2011-04-07 | |||
| JP2009294661A | 2009-12-17 | |||
| JP2002169002A | 2002-06-14 | |||
| US20160077255A1 | 2016-03-17 | |||
| US20040005482A1 | 2004-01-08 |
Attorney, Agent or Firm:
HARUKA PATENT & TRADEMARK ATTORNEYS (JP)
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