| abstract |
The invention relates to an adhesive for optical disks exhibiting superior adhesive properties with resins such as polycarbonate or metals such as aluminum and gold, and possessing better wet heat resistance than conventional adhesives. The adhesive comprises (A) a urethane (meth)acrylate oligomer, (B) a hydroxy (meth)acrylate in which the hydroxy group is 3 or more carbons spaced away from the (meth)acrylate, and (C) at least one photoinitiator. |