... manufacturing, processing, use the process of adhesion problems exist, A series of plastic openings agent (anti-viscosity),It can be ... , polypropylene, PVC, ethylene-propylene copolymer, polyester, etc. The mechanism is: to form uneven surface on plastic surface so as to ... , PE, PO films and sheets, the anti-block agent is a plastic bag / film the most commonly used additive materials industries, almost ...