Polyurethane adhesive is made of 1,4-BDO, MDI and polycaprolactone glycol which is high crystallinity, very high crystallization velocity and large cohesive strength.

• 以聚己内酯、1,4-丁二醇和MDI等原料合成的鞋用聚氨酯胶粘剂,具有结晶度高、结晶速度快、内聚强度大等特点。