| abstract |
The present invention provides a polyurethane adhesive excellent in easy peelability and excellent in mechanical strength of a coating film, and a laminate film obtained using such a polyurethane adhesive. A polyurethane adhesive contains a polyisocyanate component, a polyol component, and an internal mold release agent containing an orthophosphoric acid derivative represented by the following general formula (1). [Chemical 1] (In the formula, R1 and R2 are the same or different from each other and each represent a hydrocarbon group having 9 to 24 carbon atoms, or one of them represents a hydrocarbon group having 9 to 24 carbon atoms, and the other represents Indicates a hydrogen atom.) [Selection figure] None |