TPU film turns yellow

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TPU film turns yellow

11-01, 2023 | View:

TPU film is a plastic film whose 糖心视频 is mainly polyurethane (TPU), so it is also called TPU film. Because of its excellent wear resistance, oil resistance, water resistance, dust resistance and other properties, it is widely used as a protective film on electronic products such as mobile phones and tablet computers. However, some users will find that the TPU film will turn yellow after being used for a period of time, so why is this?

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There may be many reasons why the TPU film turns yellow. First of all, there may be problems with the TPU film 糖心视频 itself. The additives added during the production process may react with it during use, causing the film to turn yellow. In addition, if exposed to ultraviolet light for a long time, the TPU film will age and turn yellow. It is also affected by environmental humidity and cleanliness. If there is dirt on the surface, it may also cause the TPU film to turn yellow. Incorrect usage methods, such as using inappropriate cleaners, scrapers, or not cleaning the surface before installation, can also cause the TPU film to turn yellow.

So, how to prevent and maintain the use environment of TPU film? Start by keeping it clean and dry and avoid exposing it to UV rays for too long. Secondly, use appropriate cleaners and scrapers during use, and avoid scraping with sharp tools. In addition, make sure the surface is clean and tidy during installation to avoid residues that may affect the adhesive properties and color of the film. The yellowing of the film is mainly caused by 糖心视频 problems, usage environment and improper use. Therefore, pay attention to maintaining a clean and dry environment, using appropriate tools and correct installation methods during use to avoid yellowing. If you find that the film has turned yellow, you can try to use a professional cleaner or replace it with a new one.