abstract |
The present invention relates to a moisture hardening type polyurethane hot melt adhesive and its manufacture and use. The hot melt adhesive of the present invention comprises a urethane prepolymer obtained by reacting at least one isocyanate with at least one polyol, and at least one latent curing agent. The hot melt adhesive of the invention has good adhesion and hydrolysis resistance, and is suitable for application on various fabrics, and has the properties of good flexibility, soft hand feeling, good moisture permeability, water washing resistance and the like. |