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Title:
OPTICAL PRODUCT WITH LOW INTERFERENCE FRINGE AND COATING AGENT THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/213159
Kind Code:
A1
Abstract:
This optical product comprises a plastic layer having a high refractive index on which is formed a hard coat layer or a functional layer including a primer layer and a hard coat layer, wherein a coating agent composition is provided that makes interference fringes become less noticeable and that suppresses the occurrence of cracks during the production of the hard coat layer, without having to mix fine particles of metal oxide such as zirconium oxide and titanium oxide therein. This coating agent composition contains a trifunctional silane coupling agent and a bifunctional silane coupling agent at a solid content ratio of 95:5 to 10:90.

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Inventors:
OISHI KOU (JP)
UENO TOSHIYA (JP)
MIYAMOTO YOSHIAKI (JP)
Application Number:
PCT/JP2019/016851
Publication Date:
October 22, 2020
Filing Date:
April 19, 2019
Export Citation:
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Assignee:
NIPPON FINE CHEMICAL CO (JP)
International Classes:
G02B1/14; B32B7/023; B32B27/38; C08J7/04; C09D7/61; C09D163/00
Domestic Patent References:
WO2015163464A12015-10-29
Foreign References:
JPH02117976A1990-05-02
JP2014091750A2014-05-19
JPH11119167A1999-04-30
JPH1010301A1998-01-16
JP2012078538A2012-04-19
JP2018123043A2018-08-09
JP5464846B22014-04-09
JPH11133204A1999-05-21
US20020061407A12002-05-23
US20060158747A12006-07-20
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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