Who invented the toughened film?

Tempered glass has been used in other products for a long time. Tempered film only cuts tempered glass into the shape of mobile phone screen. Strictly speaking, it's not an invention patent.

Tempered film generally refers to tempered glass mobile phone film.

Tempered glass mobile phone film is a new mobile phone protective film introduced by China 20 12, and it is a high-end new product with the strongest screen protection at present.

The thickness of this protective layer is only 0. 1 mm, which can completely cover the original screen surface, prevent it from being damaged and scratched by external force, and increase the impact absorption, which is 5 times higher than the standard of PET film. Will not affect the video effect of the screen.