| 摘要 |
PURPOSE: A urethane adhesive composition is provided to enable use in the lamination of various plastic films since water resistance and heat resistance are excellent. CONSTITUTION: A urethane adhesive composition includes: 40-80 weight% of nonvolatile ingredients consisting of a polyester resin and a polyurethane resin containing a silane group to a main chain, wherein the polyurethane resin obtained by reacting polyol and diisocyanate; and residual nonvolatile ingredients consisting of an organic solvent dissolving the polyester resin and the polyurethane resin. In the nonvolatile ingredients, the content of polyurethane is 80-90 weight% and the content of polyester is 10-20 weight%. |
