Title:
PHOTOCURABLE COMPOSITION, LAMINATE AND METHOD FOR PRODUCING SAME, AND LIGHT GUIDE PLATE FOR DISPLAYS
Document Type and Number:
WIPO Patent Application WO/2019/073836
Kind Code:
A1
Abstract:
Provided is a photocurable composition for optical imprinting, which has low viscosity, while exhibiting excellent adhesion to a base material. Especially provided, as a photocurable composition which is capable of forming a cured product that has excellent refractive index matching with a base material and excellent refractive index accuracy, is a photocurable composition which contains the following components (A), (B), (C) and (D).
(A) A urethane (meth)acrylate
(B) A (meth)acrylate compound excluding the component (A)
(C) At least two kinds of monomers for refractive index adjustment excluding the components (A) and (B)
(D) A photopolymerization initiator
Inventors:
HAYAKAWA SEIICHIROU (JP)
KON TORU (JP)
KON TORU (JP)
Application Number:
PCT/JP2018/036644
Publication Date:
April 18, 2019
Filing Date:
October 01, 2018
Export Citation:
Assignee:
O WELL CORP (JP)
International Classes:
C08F290/06; B29C59/02; F21V8/00; G02B1/04; H01L21/027
Foreign References:
| JP2011157543A | 2011-08-18 | |||
| JPH05306146A | 1993-11-19 | |||
| JP2011187824A | 2011-09-22 | |||
| JP2000297246A | 2000-10-24 | |||
| JPS6087306A | 1985-05-17 | |||
| JP2008242190A | 2008-10-09 | |||
| JP2014053068A | 2014-03-20 | |||
| JP2017082115A | 2017-05-18 | |||
| JP2016071132A | 2016-05-09 | |||
| JP2009048184A | 2009-03-05 |
Attorney, Agent or Firm:
SAITOH Yukihiko et al. (JP)
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