Technical research on improving the sound insulation effect of household appliances using polyurethane soft foam catalysts

Technical research on polyurethane soft foam catalysts to improve the sound insulation effect of household appliances Introduction With the improvement of people’s quality of life, the quiet and comfortable home environment has become the focus of more and more people’s attention. The noise generated by household appliances such as refrigerators, washing machines, and air conditioners during operation has seriously affected the tranquility of the living environment.…