| abstract |
A photosensitive resin composition having excellent photosensitivity, and the obtained cured product is excellent in flexibility, low warpage, adhesion, pencil hardness, solvent resistance, acid resistance, heat resistance, gold plating resistance, and the like. I will provide a. [MEANS FOR SOLVING PROBLEMS] (1) Alkaline aqueous solution-soluble urethane resin obtained by reacting acrylic acid reaction product (a) of bisphenol A type epoxy compound, dimethylolpropionic acid (b) and isophorone diisocyanate (c) (A), (2) Photopolymerization initiator (B), (3) Crosslinking agent (C) (4) Curing component (D) as an optional component It relates to the photosensitive resin composition characterized by containing. |