Title:
OPTICAL MULTILAYER BODY AND ARTICLE
Document Type and Number:
WIPO Patent Application WO/2023/218894
Kind Code:
A1
Abstract:
An optical multilayer body according to the present invention is obtained by sequentially stacking a transparent base material, a hard coat layer, an adhesion layer, an optical functional layer and an antifouling layer; and if this optical multilayer body is subjected to a sliding test of 500 reciprocations under a load of 250 g with use of a sliding tool that has a Shore D hardness of 40 and a diameter of 0.8 mm, the absolute value of the change ∆b* of the b* value in the L*a*b* color system of a slid portion before and after the sliding is 1.9 or less.
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Inventors:
MORIYAMA HIRONOBU (JP)
KOBAYASHI TOMOAKI (JP)
YUKISHITA KOHEI (JP)
KOBAYASHI TOMOAKI (JP)
YUKISHITA KOHEI (JP)
Application Number:
PCT/JP2023/015751
Publication Date:
November 16, 2023
Filing Date:
April 20, 2023
Export Citation:
Assignee:
DEXERIALS CORP (JP)
International Classes:
G02B1/115; G02B1/14; G02B1/18
Foreign References:
| JP2022046445A | 2022-03-23 | |||
| JP2010169963A | 2010-08-05 |
Attorney, Agent or Firm:
TAZAKI Akira et al. (JP)
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