Development of waterborne polyurethane adhesive

With the improvement of people's living and the enhance for awareness of environmental protection,waterborne polyurethane adhesive will replace solvent-based polyurethane adhesive inevitably.In the paper,Its were discussed that the preparation,advantages and shortcomings,modification and its effect of the waterborne polyurethane adhesive.Finally,current development situation and development trend of waterborne polyurethane adhesive were analyzed and prospected.