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OPTICAL WAVEGUIDE-FORMING PHOTOSENSITIVE EPOXY RESIN COMPOSITION, OPTICAL WAVEGUIDE-FORMING PHOTOSENSITIVE FILM, OPTICAL WAVEGUIDE PRODUCED USING THE SAME, AND HYBRID FLEXIBLE PRINTED WIRING BOARD FOR OPTICAL/ELECTRICAL TRANSMISSION
OPTICAL WAVEGUIDE-FORMING PHOTOSENSITIVE EPOXY RESIN COMPOSITION, OPTICAL WAVEGUIDE-FORMING PHOTOSENSITIVE FILM, OPTICAL WAVEGUIDE PRODUCED USING THE SAME, AND HYBRID FLEXIBLE PRINTED WIRING BOARD FOR OPTICAL/ELECTRICAL TRANSMISSION
To provide an optical waveguide-forming photosensitive epoxy resin composition which can be used as an optical waveguide-forming material with superior heat-resistant colorability, patternability, and R-to-R compatibility (superior flexibility of uncured resin).SOLUTION: An optical waveguide-forming photosensitive epoxy resin composition is provided, containing an epoxy resin component and an optical cationic polymerization initiator, the epoxy resin component containing a tri- or higher functional epoxy resin having a bisphenol A skeleton.SELECTED DRAWING: None
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