Title:
OPTICAL MULTILAYER BODY AND IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/209829
Kind Code:
A1
Abstract:
This optical multilayer body (100) comprises: a hard coat film (1) which is provided with a hard coat layer (11) on a film base material (10); and an inorganic thin film (5) which is in contact with the hard coat layer (11). The hard coat layer (11) contains inorganic fine particles; and in the vicinity of the interface with the inorganic thin film (5), the particle diameters of the inorganic fine particles are relatively large in comparison to those in the entirety of the hard coat layer, or the content of the inorganic fine particles is relatively high in comparison to that in the entirety of the hard coat layer. This optical multilayer body has high hardness, excellent adhesion of the inorganic thin film, and good handling properties.
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Inventors:
TAKAMI YOSHIHITO (JP)
UEDA ERI (JP)
ENDO TOMOYA (JP)
YOKOI RYOTARO (JP)
UEDA ERI (JP)
ENDO TOMOYA (JP)
YOKOI RYOTARO (JP)
Application Number:
PCT/JP2022/011403
Publication Date:
October 06, 2022
Filing Date:
March 14, 2022
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
G02B1/14; B32B7/023; B32B9/00; G02B1/115
Domestic Patent References:
| WO2019107036A1 | 2019-06-06 |
Foreign References:
| JP2016132187A | 2016-07-25 | |||
| JP2014206707A | 2014-10-30 | |||
| JP2002036436A | 2002-02-05 | |||
| JP2011145649A | 2011-07-28 | |||
| JP2011133862A | 2011-07-07 | |||
| JP2006306950A | 2006-11-09 | |||
| JP2013142793A | 2013-07-22 |
Attorney, Agent or Firm:
HARUKA PATENT & TRADEMARK ATTORNEYS (JP)
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