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Blue Tungsten Oxide Nanopowder Applied for Transparent Thermal Insulation Film 66

Blue tungsten oxide nanopowder for transparent thermal insulation film is mostly produced by adopting static reduction method in the current industrial production as the relationship between the process parameters and the particle size of tungsten powder is quite clear. As you may have known, the static reduction is one of the ways divided according to the flow pattern of materials, and the other way is dynamic reduction. Certainly, the dynamic reduction of rotary reduction furnace is also generally valued as…

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Blue Tungsten Oxide Nano Powder Applied for Transparent Thermal Insulation Film 63

Blue tungsten oxide nano powder may be used not only for the preparation of transparent thermal insulation film, which is widely used in the heat insulation fields of architectural window glass and automobile window glass, and can also be used in the preparation of tungsten powder by hydrogen reduction method. Some scholars have studied the relationship between the process parameters of blue tungsten oxide reduction process and the particle size of tungsten powder in industrial rotary reduction furnace, and analyzed…

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Nano Grain Size Blue Tungsten Oxide Applied for Transparent Thermal Insulation Film 67

Nano grain size blue tungsten oxide for transparent thermal insulation film is the most widely used raw material in the production of tungsten carbide powder. And blue tungsten oxide powder is usually prepared by weak hydrogen reduction using ammonium paratungstate (APT) as a raw material. The blue tungsten oxide powder obtained maintains the pseudomorphic morphology of the raw material APT. The main phase components of blue tungsten oxide are WO3 and WO2.90, and some blue tungsten oxide powders also have…

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Nano Blue Tungsten Oxide Applied for Transparent Thermal Insulation Film 57

Ammonium paratungstate has a great influence on the performance of nano blue tungsten oxide for transparent thermal insulation film. And the physical properties of nano grain size blue tungsten oxide powder have a great effect on the properties of tungsten powder and tungsten carbide powder. Therefore, special treatment of ammonium paratungstate is needed for preparing high quality tungsten carbide powder. The special treatment is mainly conducted before or after calcination of ammonium paratungstate. Some scholars have carried out related experiments…

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Transparent Thermal Insulation Film: Blue Tungsten Oxide Powder, WO2.9 63

Transparent thermal insulation film may be prepared by using blue tungsten oxide powder as raw material. And therefore, such material can be used in window glass of building and automobile where requiring high transparency and high ultrviolet shielding rate. While as you may have known blue tungsten oxide can be used in a rotary kiln in hydrogen reduction process to produce tungsten powder. The raw material required for the process is blue tungsten oxide, the FSSS particle size is (11-14)μm,…

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Blue Tungsten Oxide Powder Applied For Transparent Thermal Insulation Film 65

Blue tungsten oxide powder for producing transparent thermal insulation film is formed by polymerizing crystal grains. However, some of the crystals of blue tungsten oxide powder are affected by the calcination atmosphere, so that they are also intercalated with violet tungsten oxide crystal grains or other crystal grains of tungsten oxides in addition to blue tungsten oxide crystal grains. After the blue tungsten oxide was ground and dispersed, it was observed by transmission electron microscopy. And it was found that,…

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Blue Tungsten Oxide Applied for Transparent Thermal Insulation Film 71

Blue tungsten oxide for transparent thermal insulation film’s morphology can be observed by conducting a transmission electron microscope experiment. In order to better observe the morphology of blue tungsten oxide crystals, the researchers selected two methods for preparing TEM samples, and compared the morphology images of samples prepared by the two methods. The following are discussing the two methods. 1.0 Grind the blue tungsten oxide agglomerate, disperse the agglomerates, and prepare a sample by using a carbon coating. The morphology…

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Blue Nano Tungsten Oxide Applied for Transparent Thermal Insulation Film 63

Blue nano tungsten oxide may be applied for producing transparent thermal insulation film, which has a potential application with the development of preparing technology of thermal insulation film of blue tungsten oxide. So, some searchers observed the morphology of blue tungsten oxide grain by transmission electron microscopy. The following is the method for observing the morphology of powder crystals by directly cutting a film for transmission electron microscopy from micron-sized particles. The specific sample preparation steps are as follows: Step…

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Dark Blue Nano Tungsten Oxide Applied for Transparent Thermal Insulation Film 59

Dark blue nano tungsten oxide may be applied for preparing transparent thermal insulation film. And such heat-insulating film is more and more popular as nano grain size blue tungsten oxide has the characteristics of good ultraviolet blocking performance, near-infrared blocking effect and good visible light transmittance. Therefore, some scholars have observed the blue tungsten oxide powder by high-resolution transmission electron microscopy to observe the microstructure of the blue tungsten oxide crystal. From the observation results of high-resolution transmission electron microscopy,…

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Blue Tungsten Oxide Nanopowder Applied for Heat-insulating Glass Window Film 56

Blue tungsten oxide nanopowder may be used to prepare heat-insulating glass window film, which is widely used in many heat insulation fields, such as offices, exhibition halls, indoor pools, sunlight rooms, hotels, automobiles, and so on. The application of blue tungsten oxide powder in the field of heat insulation will be gradually promoted with the upgrading of future preparation technology of heat insulation material of blue tungsten oxide and the improvement of people’s living standards. Therefore, some researchers have observed…

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