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Performance requirements and purposes of the self adhesive protective film
- Dec 13, 2018 -

The self adhesive protective film is a film used to protect the easily damaged surface when it is used, and its main purpose is to prevent the surface of the protected substrate from being damaged or contaminated during transportation, assembly, or processing. The self adhesive protective film will always stick to the surface of the protected substrate and will not be torn off until the product is delivered to the user. Therefore,the basic performance requirements for self adhesive protective film are as follows:

1. Appropriate and stable viscosity

2. Easy to tear off

3. No residual glue or shadow after the protective film is torn off

4. After a long time of fitting, there must be no air bubbles floating or curling

5. Weather resistance is required for outdoor use

The film of the self adhesive protective film should be flat, without lines, and requires the size and number of crystal points.

At present, the production and application of self adhesive protective film in China is still in the stage of high-speed and extensive growth. Due to the impact of the environmental protection wave, consumers are placing higher and higher requirements on commodity packaging. Self adhesive protective film is the need of international environmental protection development trend. It also represents the development trend of packaging industry in various countries. It is one of the important contents to improve the competitiveness of product market and avoid new trade barriers.