1. Polyurethane sole: polyurethane sole is a commonly used polyurethane products, its production needs to use defoamer to eliminate foam, to ensure the quality and stability of the sole.

2. Polyurethane mattress: Polyurethane mattress is a commonly used polyurethane products, its production needs to use defoamer to eliminate foam, to ensure the quality and stability of the mattress.

3. Polyurethane coating: Polyurethane coating is a commonly used polyurethane products, its production needs to use defoamer to eliminate foam, to ensure the quality and fluidity of the coating.

4. Polyurethane elastomer: Polyurethane elastomer is a commonly used polyurethane product. Its production requires the use of defoamer to eliminate foam, so as to ensure the quality and stability of the elastomer.

5 polyurethane sealant: polyurethane sealant is a commonly used polyurethane products, its production needs to use defoamer to eliminate foam, in order to ensure the quality and stability of sealant.

6. In practical application, polyurethane defoamer can be used in the production, processing and construction process of polyurethane, which can effectively eliminate foam and improve product quality and production efficiency.