About the Precipitation and Powder Appears of TPU Film

TPU plastic film is a type of mature environmental protection film with good anti-mildew and anti-bacterial properties. TPU plastic film material also has strong tension and elongation, excellent hydrolysis resistance, yellowing resistance and low temperature resistance. When the TPU film appears powder, which is called precipitation in the industry. The precipitation of TPU film seriously decrease the product value.

TPU precipitation and powder appears are as follow reason，

1. During the TPU film process, various additives added and repel each other, will cause TPU appears powder on film surface. 

2. The precipitation of small molecules after the degradation of the TPU film 

3. There is also a certain relationship with the temperature of the later storage environment being too humid, which will also cause TPU precipitation.

POLYSAN is professional TPU film China factory, we supply TPU film with low crystal point, no easy to precipitate, and does not spit out frost. POLYSAN ‘s high quality TPU film is widely used in clothing, shoe materials, medical, home textiles and other industries, greatly increases the added value of the product.