Title:
COMPOSITION FOR FORMING HARD COAT LAYER, AND EYEGLASS LENS
Document Type and Number:
WIPO Patent Application WO/2020/137588
Kind Code:
A1
Abstract:
The present invention provides a composition for forming a hard coat layer, which is capable of forming a hard coat layer that exhibits excellent adhesion to an adjacent layer, while having excellent hardness. A composition for forming a hard coat layer according to the present invention contains: a (meth)acrylate which has at least one group that is selected from the group consisting of a phosphoric acid group and a sulfonic acid group; a silsesquioxane which has a radically polymerizable group; and metal oxide particles.
Inventors:
IGAMI YUKA (JP)
Application Number:
PCT/JP2019/048730
Publication Date:
July 02, 2020
Filing Date:
December 12, 2019
Export Citation:
Assignee:
NIKON ESSILOR CO LTD (JP)
International Classes:
C09D4/02; C08F2/44; C08K3/22; C08L83/04; C09D7/61; C09D7/63; C09D183/04; G02C7/00
Domestic Patent References:
| WO2018124204A1 | 2018-07-05 | |||
| WO2018189945A1 | 2018-10-18 |
Foreign References:
| JP2007009079A | 2007-01-18 | |||
| JP2018189800A | 2018-11-29 | |||
| JP2018059062A | 2018-04-12 | |||
| JP2018193485A | 2018-12-06 | |||
| JP2004004612A | 2004-01-08 | |||
| JP2017179083A | 2017-10-05 | |||
| JP2003335983A | 2003-11-28 | |||
| JP2004099752A | 2004-04-02 |
Other References:
See also references of EP 3904462A4
Attorney, Agent or Firm:
ITOH Hideaki (JP)
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