
Yellow tungsten oxide, or tungsten trioxide, may be prepared into an electrochromic film, and then be used to produce a smart glass – a new energy-saving material. Due to its excellent heat insulation and heat preservation performance, such material is more and more widely applied in building energy-saving renovation. Experts say that tungsten trioxide film is probably the most practical electrochromic material in many electrochromic materials. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html In addition, experts have found that tungsten oxide films…