1, frosted plastic cups are made of pp and polypropylene, which is the safest food-grade plastic raw material. The thermal deformation temperature of PP is from 70 degrees to 100 degrees without adding any additives. So this material is the safest among the raw materials of plastic cups. It is also the most used material.

2. Secondly, pc polycarbonate is also the raw material for frosted plastic cups. Pc polycarbonate has high temperature resistance and excellent transparency, but it is easy to release a small amount of bisphenol A. Therefore, since September of 20 1 1, the use of infant food containers has been completely banned in China, and the use of plastic bottles has not been banned for adults.