What are the performance changes of PET thermosensitive matte silver paper under different environmental conditions?

The performance changes of PET thermal matte silver paper under different environmental conditions can be analyzed from the following aspects:

First, temperature conditions

1. High temperature environment:

PET thermosensitive matte silver paper has certain high temperature resistance because PET (polyethylene terephthalate) is used as the base material. Generally, PET materials can maintain good physical and mechanical properties in a wide temperature range, and the long-term use temperature can reach a certain level (the specific value may vary by product, but the general PET material has good heat resistance).

However, under high temperature conditions, some properties of PET materials may change, such as corona resistance may become worse. But PET thermal matte silver paper as a label material, its design has usually taken these factors into account, and through special coating and treatment processes to improve its high temperature resistance.

2. Low temperature environment:

At low temperatures, the brittleness of PET materials may increase, but this usually does not significantly affect the performance of PET thermal matte silver paper as a label material, because the label material is mainly affected by mechanical stress at low temperatures, rather than chemical or thermal stress.

Second, humidity conditions

High humidity environment: Although the PET material itself has a certain moisture resistance, in a long-term high humidity environment, PET thermal matte silver paper may be affected to a certain extent. Especially when moisture penetrates into the inside of the label paper, it may affect its adhesion performance and printing effect. In addition, high humidity environments may also accelerate the aging process of PET materials and reduce their service life.

Third, lighting conditions

Light (especially ultraviolet light) : Long exposure to strong sunlight, ultraviolet light may cause damage to PET thermal matte silver paper, resulting in color fading, surface aging and other problems. Therefore, in the need for long-term outdoor use, PET thermal matte silver paper with anti-ultraviolet function should be selected.

Fourth, chemical environment

Chemical solvents and corrosive substances: PET thermal matte silver paper has a certain resistance to most organic solvents and corrosive substances, but long-term contact or immersion in these substances may still cause damage to it. Therefore, care should be taken to avoid direct contact with these substances when in use.

Fifth, mechanical stress

Tear, scratch, etc. : PET thermal matte silver paper has good tear and scratch resistance, but it may still be damaged under extreme mechanical stress conditions. Therefore, care should be taken to avoid excessive tearing or scraping the surface of the label paper during use.

In summary, the performance changes of PET thermal matte silver paper under different environmental conditions depend on the severity and duration of the specific environmental conditions. In order to maintain its best performance and service life, it is recommended to choose the appropriate environmental conditions according to the actual needs when using, and take the necessary protection measures. At the same time, attention should also be paid to the selection of PET thermosensitive matte silver paper products with reliable quality and stable performance.