Title:
RESIN COMPOSITION FOR OPTICAL WAVEGUIDE, AND DRY FILM AND OPTICAL WAVEGUIDE USING SAME
Document Type and Number:
WIPO Patent Application WO/2023/210629
Kind Code:
A1
Abstract:
One aspect of the present invention relates to a resin composition for an optical waveguide, the resin composition containing an epoxy resin (A) and a photoacid generator (B). The epoxy resin (A) contains: a polyfunctional epoxy resin (a-1) that has three or more epoxy groups and an epoxy-equivalent weight of 250 g/eq or less; and a bisphenol A-type epoxy resin (a-2). The photoacid generator (B) contains an antimony-based photoacid generator.
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Inventors:
YOSHIDA AYA
KURIZOE JUNKO
KONDO NAOYUKI
TANAKA MAKI
YAMAGUCHI ATSUSHI
KURIZOE JUNKO
KONDO NAOYUKI
TANAKA MAKI
YAMAGUCHI ATSUSHI
Application Number:
PCT/JP2023/016252
Publication Date:
November 02, 2023
Filing Date:
April 25, 2023
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
G02B6/12; C08G59/24; C08G59/32; C08G59/68; G03F7/004; G03F7/038
Foreign References:
| JP2020184091A | 2020-11-12 | |||
| JP2021161126A | 2021-10-11 | |||
| JP2021031658A | 2021-03-01 | |||
| JP2019026774A | 2019-02-21 |
Attorney, Agent or Firm:
KOTANI, Masataka et al. (JP)
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