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Yellow tungsten oxide nano particles may be used to prepare an electrochromic material – new energy efficient building glass. Experts say that the raw material is a yellow powder, which is insoluble in water and acid, slightly soluble in HF, and soluble in hot alkali and ammonia water. The tungsten trioxide nano powder is also a wide band gap semiconductor with an optical band gap of about 2.9eV at room temperature. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html What is the structure…

Tungsten trioxide nano particles, as an electrochromic material, may be applied to produce a new energy efficient building glass, which is more and more popular with people with wider application prospect. According to experts, the cause of the electrochromism can be explained by an electrochemical reaction model. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html In 1975, I.F.Chang proposed an electrochemical reaction model. The model believes that the cause of electrochromism is that the material reacts electrochemically under the action of an external…

WO3 nano particles, a type of electrochromic materials, may be prepared into heat-insulating energy-saving glass. According to experts, the prepared glass is an electrochromic glass or a smart glass, which can actively adjust the optical properties of glass according to people’s wishes, thus realizing the dynamic adjustment of glass lighting and thermal insulating performance. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html As you may have known, building energy conservation is an important guarantee for China’s long-term sustainable development strategy of energy conservation…

Yellow tungsten oxide nano particles for producing heat-insulating energy-saving glass is a kind of photochromic material – a class of material that can undergo color change after being excited by a light source, with excellent photochromic performance. When it comes to photochromism, the commercial application of the first successful photochromic material began in the 1960s. Two materials scientists in the United States first discovered the reversible photochromic properties of silver halide-containing glass. Later, due to its high cost and complicated…

Tungsten oxide nano particles, an inorganic electrochromic material, may be applied for preparing heat-insulating energy-saving glass. And the glass will be more and more widely applied in building due to its own excellent optical performance – shield ultraviolet and infrared rays without affecting the transmittance of visible light. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html As you may have known, inorganic electrochromic materials are mostly transition metal oxides or their derivatives. Then, what is the cause of discoloration? The discoloration of inorganic…

Tungsten trioxide nanoparticles for preparing heat-insulating energy-saving glass, an electrochromic material, can exert a “dimming” effect. According to experts, the focus on electrochromic materials began in the early 1960s, when Platt discovered electrochromism while studying organic pigments. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html In the early 1970s, S.K.Deb first discovered the excellent electrochromic properties of WO3 in the study of the properties of tungsten trioxide. It found that tungsten oxide changed from colorless to blue under the applied electric field. And…

Violet tungsten oxide for sun protection film can be prepared by a sol-gel method. Experts say that the preparation method has the advantages of high purity of the product. This method is suitable for the preparation scheme that has doping requirements of the reaction product, particularly, for the preparation of uniform films, coatings and the like. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html However, this method also has obvious disadvantages. The controllability of the reaction is not high. And the reaction process…

Violet tungsten oxide can turn ordinary solar film into smart thermal insulation film. The obtained transparent thermal insulation glass film is a high-tech energy-saving material with the following characteristics: More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html 1.0 UV resistance and heat insulation. It can cut off 99% of ultraviolet rays, and greatly reduce the fading of furniture caused by UV, thereby prolonging the service life of furniture. The heat insulation rate is up to 90%, which can effectively isolate the heat radiation…

Doped tungsten oxide is an infrared shielding nano powder that can be used to produce transparent heat insulating materials for glass such as architectural glass, automotive glass, and train glass. This is a multi-doped tungsten oxide nano powder, whose expression is CsxSnyBizW(1-x-y-z)O3, wherein 0<x<0.3, 0<y<0.1, 0<z<0.1. By controlling the doping ratio, the infrared shielding performance and the visible light transmittance of the target product can be adjusted. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html The prepared Sn, Bi and Cs co-doped tungsten…

Doped tungsten oxide is an important raw material for preparing a transparent heat insulation material with great development potential. The prepared thermal insulating glass coating is increasingly being applied in the field of building glass. Some experts used tungstic acid as the tungsten source, CsCl and RbCl as the cesium source and the rubidium source, and prepared a variety of alkali metal single or co-doped tungsten oxide nano powders by one-step solvothermal method. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html The experts…