PHOTOSENSITIVE COMPOSITION AND CURED PRODUCT THEREOF

摘要

A photosensitive composition with excellent photocuring properties is disclosed which contains certain amounts of an epoxy compound having two or more epoxy groups, a polynuclear phenol compound having a specific structure and an energy beam-sensitive cation polymerization initiator, and further if necessary, a hydroxyl group-containing compound having one or more hydroxyl group and one or more of at least either of vinyl ether group and oxetanyl group. A cured film of such a photosensitive composition is excellent in adhesion to various bases, water resistance and flexibility. Also disclosed is a cured product of such a photosensitive composition.