Performance characteristics of plastic packaging film

Plastic packaging film is made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins for packaging and as a coating. Plastic packaging and plastic packaging products occupy an increasing share in the market, especially composite plastic packaging, which has been widely used in food, medicine, chemical and other fields, among which food plastic packaging accounts for the largest proportion, such as beverages. Packaging, quick-frozen food packaging, retort food packaging, fast food packaging, etc., these products have brought great convenience to people's lives.

Plastic packaging film is the most widely used in the packaging field. Plastic packaging film can be used for food packaging, electrical product packaging, daily necessities packaging, clothing packaging, and the like. They have one thing in common, that is, the plastic packaging film should be color-printed, and as a food packaging, it is also required to perform multi-layer composite or vacuum aluminum plating. Therefore, the surface of the plastic packaging film is required to have a high free energy and a large wet tension to facilitate the firm adhesion of the printing ink, the adhesive or the aluminized layer to the plastic packaging film, and the production of the coiling and high-speed packaging process in the plastic packaging film. In the middle, the surface of the plastic packaging film is required to have a certain frictional property to prevent the packaging film from sticking or slipping; when used for packaging of electrical appliances and electronic products, the plastic packaging film is required to have certain antistatic properties and the like.

With the rapid development of the industry, the competition in the plastic packaging film manufacturing industry has intensified. Domestic excellent plastic packaging film manufacturers are paying more and more attention to the research of the industry market, especially the in-depth study of the industry development environment and product buyers. It is precisely because of this that a large number of domestic excellent plastic packaging film manufacturing brands have rapidly emerged and gradually become the leader in the plastic packaging film manufacturing industry in China and the world.