Title:
PHOTOCURABLE COMPOSITION AND METHOD FOR PRODUCING ELECTRONIC COMPONENT
Document Type and Number:
WIPO Patent Application WO/2016/098797
Kind Code:
A1
Abstract:
Provided is a photocurable composition which is capable of providing a cured film that is not susceptible to foaming, separation and discoloration even if exposed to high temperatures, and which enables the cured film to have a high light reflectance by containing a white pigment therein.
A photocurable composition according to the present invention contains: a photocurable compound which has two or more ethylenically unsaturated bonds and a weight average molecular weight of 2,000 or more, while having no carboxyl group; a reactive diluent having one or more ethylenically unsaturated bonds; a thiol group-containing compound having one or more thiol groups; a white pigment; and a photopolymerization initiator. This photocurable composition contains no thermosetting compound, or alternatively contains a thermosetting compound in an amount of 5% by weight or less.
Inventors:
KIM CHIZURU (JP)
NISHIMURA TAKASHI (JP)
TAKAHASHI TOSHIO (JP)
MAENAKA HIROSHI (JP)
NAKAMURA SHIGERU (JP)
NISHIMURA TAKASHI (JP)
TAKAHASHI TOSHIO (JP)
MAENAKA HIROSHI (JP)
NAKAMURA SHIGERU (JP)
Application Number:
PCT/JP2015/085158
Publication Date:
June 23, 2016
Filing Date:
December 16, 2015
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
C08F290/06; C08G75/04; H05K3/28
Domestic Patent References:
| WO2011021363A1 | 2011-02-24 |
Foreign References:
| JPS60177012A | 1985-09-11 | |||
| JPH0593070A | 1993-04-16 |
Attorney, Agent or Firm:
MIYAZAKI & METSUGI (JP)
Patent business corporation Miyazaki and table-of-contents patent firm (JP)
Patent business corporation Miyazaki and table-of-contents patent firm (JP)
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