Q:How to change the screen of mobile phone screen?.

4, the film began(1) the extension of the convex part of the first layer (tear film film side protection film), remember, do not completely open this layer film, tear a corner can, but don't let the surface exposed in the air for a long time, easily stained with dust.(2) the side of the film will be exposed to the screen, slowly attached to the screen.

Q:What's anti-blue-ray film used for?

It has function of anti-ultraviolet-rays that can reflect visible light of harmful rays of 380nm-420nm and short wave blue ray. It's 100% anti-ultraviolet-rays of UV400. It can protect the eyes in particular.

Q:How to clean up the protective film on organic glass after it's used for a long time?

You can wipe it off using paper with some alcohol (Industrial alcohol is better while medical alcohol is also acceptable.). Then scratch it. The film will be cleaned up. Besides, you can use nail polish remover. The way of use is the same as that of alcohol and acetone. The effect is quite good. The quality of the polish remover can be either good or ordinary as long as it can remove the nail polish.

Q:What are the requirements for PE protective films?

The excellent mechanical properties: meet user requirements of tensile strength, elastic modulus and elongation etc..

Q:Is it necessary to use PET high-temperature-resistant protective film in lithium battery?

I suppose you're talking about protective plate. PET film is a kind of film used in packaging. It's used to cover the battery core. The battery is steel shelled when it's produced. The outer layer of PVC needs to be coated. Cover the battery with the film at first. Then heat the film with hair drier to soften it. Otherwise it won't be insulative. And it may cause short circuit. If you have any question, you can directly ask me.

Q:Does anyone know of a glue that sprays up to form a protective film?

Adhesive type: cross linking resin adhesiveGlue main component: polyacrylic acid fat;Rosin resinPhysical form: colorless transparent liquid (rosin resin is milky white liquid)Viscosity type: Micro stick, low viscosity, medium viscosity, high viscosity, super high viscosity five seriesUsage: at high temperature with PET, POPP, kraft paper and other materials on the surface of adhesion (coating)Solid content: 40 + 2%

Q:How to clean up the protective film on plastic steel doors and windows?

You can clean it up with diluents, ethyl alcohol or rosin water which are sold in paint stores. But these solvents all affect the properties of profiles, the latter one in particular. I suggest you not use it too much.

Q:What are the genaral standards of protective film teat?

There are only some general conventions in the industry. No national standards at present.

Q:What's the reason why watermarks are easy to appear on protective film of high adhesion?

NOTE: Standard protective film is anti-static. You can't feel it adhesive by hands. It's the only choice of high-class digital camera and digital vidicon. Some protective films on the market is very sticky because it's just a layer of plastic film coated with glue. There may be bubbles or watermarks on the screen after you cover it on the screen. The display effect will be very bad. And this kind of film is very difficult to remove. It's even more difficult to clean up the glue. Remember it: if you really cherish your cell phone, digital camera or digital vidicon,NEVER use this kind of film on it!

Q:Can the human body have an invisible protective film? If you pull out your soul, you'll come out

Cells form tissues, tissues and organs, and organs make up the human body. Human beings begin with fertilized eggs, and embryos develop continuously. In the human brain, there are a lot of bioelectricity, pulse and so on. The bioelectricity information still remains after the death of the human body, and the human brain dies, but the brain activity is not completely stopped. This is science, and it will die in a few days or even months. After death, these bioelectricity can move in various forms in nature. These are science, but what you say is completely wrong. Even junior high school biology knows you, that's a fallacy