Title:
PHOTOSENSITIVE RESIN COMPOSITION SET, OPTICAL WAVEGUIDE AND METHOD FOR PRODUCING SAME, PHOTOELECTRIC HYBRID BOARD, SHEET SET, RESIN COMPOSITION FOR CORES, RESIN COMPOSITION FOR CLADDINGS, AND RESIN SHEET
Document Type and Number:
WIPO Patent Application WO/2023/145537
Kind Code:
A1
Abstract:
The present invention provides a photosensitive resin composition set which is capable of producing an optical waveguide that has a low transmission loss. The present invention provides a photosensitive resin composition set which comprises a resin composition for cores and a resin composition for claddings, wherein: the resin composition for cores contains (A) a phenolic resin, (B) a photoacid generator and (C) a crosslinking agent; the resin composition for claddings contains (a) a phenolic resin, (b) a photoacid generator and (c) a crosslinking agent; and the numerical aperture NA obtained from the refractive index of a cured product of the resin composition for cores and the refractive index of a cured product of the resin composition for claddings is within a specific range.
Inventors:
KARAKAWA MASAHIRO (JP)
NAKAHARA YUICHI (JP)
YAMADA MEGUMI (JP)
UMISHIO HIROSHI (JP)
NAKAHARA YUICHI (JP)
YAMADA MEGUMI (JP)
UMISHIO HIROSHI (JP)
Application Number:
PCT/JP2023/001168
Publication Date:
August 03, 2023
Filing Date:
January 17, 2023
Export Citation:
Assignee:
AJINOMOTO KK (JP)
International Classes:
G02B6/12; C08L61/10; G02B6/13; G03F7/004; G03F7/038; G03F7/11
Domestic Patent References:
| WO2005080458A1 | 2005-09-01 | |||
| WO2020121818A1 | 2020-06-18 |
Foreign References:
| JP2010078924A | 2010-04-08 | |||
| JP2008077057A | 2008-04-03 | |||
| JP2021117330A | 2021-08-10 | |||
| JP2007052120A | 2007-03-01 | |||
| JP2010210851A | 2010-09-24 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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