Polyurethane sealant is developed with polymer technology, which is green and environmentally friendly, and will not emit toxic gases to the car. Therefore, car owners can rest assured to buy cars equipped with automobile polyurethane sealant. Automobile polyurethane sealant has good elasticity, so its shockproof performance is very good. It can protect automobile glass windows and other parts for a long time, and can effectively reduce the use cost of automobiles.