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Has A Certain Anti-static Properties
Apr 28, 2018

Films made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins are used for packaging and as a coating layer. The share of plastic packaging and plastic packaging products in the market is increasing, especially composite plastic flexible packaging, has been widely used in food, medicine, chemical and other fields, and in which the largest proportion of food packaging, such as beverage packaging , frozen food packaging, cooking food packaging, fast food packaging, etc., these products have brought great convenience to people's lives.

Plastic film is the most widely used in the packaging field. Plastic film can be used for food packaging, electrical product packaging, daily necessities packaging, garment packaging and so on. All of them have one thing in common: they need to perform color printing on plastic films, and also perform multi-layer lamination or vacuum aluminum plating as a food packaging. Therefore, it is required that the free surface energy of the plastic film is high and the wet tension is large, so as to facilitate the firm adhesion of the printing ink, adhesive, or aluminized layer to the plastic film; in the process of coiling and high-speed packaging of the plastic film, It is required that the surface of the film have certain friction properties to prevent the film from sticking or slipping; when used in packaging for electrical appliances, electronic products, etc., the film is required to have certain anti-static properties and so on.

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