Patent ID: 7220787

Claim:
A photoreactive hot-melt adhesive composition containing: (a) a bisphenol F epoxy resin that is solid at ordinary temperature; (b) a compound represented by the following formula (1): R1-(OR2) 2 —OR3 Formula (1) wherein, R1 and R3 independently represent any of a hydrogen atom, a glycidyl group and a monofunctional substituted or unsubstituted hydrocarbon group having 1–8 carbon atoms; R2 represents a bifunctional, substituted or unsubstituted hydrocarbon group having 2–8 carbon atoms; and n is an integer of 2 or larger. In (OR2) n , R2's of OR2's may be all identical to or different from each other; and (c) a cationic photoinitiator.