
Tungsten trioxide may be used to prepare a new type of environmentally friendly anti-UV masterbatch, which does not contain toxic and harmful substances with an effective solid content of 5% and a haze of 1%. Such masterbatch absorbs UV light from 280nm to 400nm, thereby reducing the possibility of people being exposed to the ultraviolet rays. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html Short-wave ultraviolet light damages DNA. For humans, suntan and sunburn are familiar effects of exposure of the skin to…