Difficulty in peeling off PET protective film during use

PET protective film is currently the most common protective film on the market. It has a relatively hard texture and is relatively scratch-resistant. And it will not turn yellow and oily like PVC materials after long-term use. Therefore, it is widely used in digital product protection, automobiles, etc. , mobile phones and other fields.
It is difficult to peel off the PET protective film. When the profile product is peeled off after installation, the protective film cannot be effectively peeled off. There are two possibilities for the reason. One is that the sensitive adhesive used for the protective film product is not a special sensitive adhesive for the protective film. If this is the case, The protective film is of course very effective when it is pasted, but it will be very difficult when it is peeled off. This is also the most common problem with the protective film produced by some illegal PET protective film manufacturers. Another possibility is that the protective film The material used for the master tape is too soft to withstand the pulling force during peeling, and it breaks during peeling, which is a very headache for users.