How much influence does the barrier property of modified atmosphere packaging film have on the preservation effect?

The barrier property of modified atmosphere packaging film is the core factor that determines the preservation effect, and directly affects the material exchange process between food and the external environment.

How to control thickness uniformity and flatness in the processing technology of polypropylene composite film?

The design and debugging of the die head of polypropylene composite film is very important to the uniformity of film thickness.

Comparison of the effects of coextrusion blow molding and casting processes on film properties in the production process of modified atmosphere packaging film

During the co-extrusion blow molding process, the film is stretched in the transverse and longitudinal directions to form a bidirectional oriented structure, which significantly improves the tensile strength and tear resistance of the film.

How does stick packaging composite film improve the sealing of products?

Stick packaging composite film has shown excellent performance in improving product sealing due to its multi-layer composite structure, excellent barrier properties

Medicine package innovation: how to ensure drug safety and quality?

In the medical field, the safety and effectiveness of drugs are crucial. As the "outer coat" of drugs, medicine package not only bears the heavy responsibility of protecting drugs from the external environment

How to improve the transparency of polypropylene/vacuum aluminized cast polypropylene composite film by improving the production process?

Improving the transparency of polypropylene/vacuum aluminized cast polypropylene composite film is one of the goals pursued by many packaging industries, especially in application scenarios where internal products need to be displayed.