Invention Grant
US09282644B2 Photosensitive resin composition, cured product thereof, and printed wiring board 有权
感光树脂组合物,其固化产物和印刷线路板

Photosensitive resin composition, cured product thereof, and printed wiring board
Abstract:
Disclosed is a photosensitive resin composition which has excellent concealing properties for appearance defects of a circuit and the like, while having excellent coloring power and resolution that enable the formation of a high-resolution solder resist layer. Specifically disclosed is a photosensitive resin composition which contains a perylene coloring agent, a coloring agent that is in a complementary color relation with the perylene coloring agent, a carboxyl group-containing resin, a compound that contains two or more ethylenically unsaturated groups in each molecule, and a photopolymerization initiator.
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