Ammonium metatungstate powder is an indirect raw material for the production of near infrared shielding material. Specifically, ammonium metatungstate can be used first to prepare cesium tungsten bronze, and the obtained cesium tungsten bronze nanoparticles is used to produce heat shielding materials, that is, heat insulation materials for building glass.

Ammonium metatungstate powder and cesium carbonate powder can be used as the main raw materials for preparing cesium tungsten bronze. The obtained powder is cesium tungsten bronze nano powder, which can be used to produce a variety of new type of infrared thermal insulation nano material such as transparent thermal insulation film, thermal insulation coating and thermal insulation dispersion for architectural glass.

Ammonium metatungstate powder can be used together with cesium hydroxide to prepare cesium tungsten bronze nanoparticles. And the obtained cesium tungsten bronze functional nanoparticles can be used as a raw material for producing transparent infrared ultraviolet shielding material such as transparent thermal insulation film and thermal insulation coating for architectural glasses. In this regard, experts have proposed a preparation method that can shorten the reaction time of cesium tungsten bronze.

Ammonium metatungstate powder can be used to prepare tungsten oxide nano aqueous solution, and thus be applied to the production of transparent thermal insulation material, which is energy-saving and environmentally friendly of high heat insulation performance.

Ammonium metatungstate powder, or AMT, can be used to produce tungsten oxide. AMT is called transparent thermal insulation nanopowder as the tungsten oxide heat-insulating material prepared using it as raw material is transparent.

Nano ammonium metatungstate can be used as a raw material for preparing nano tungsten oxide aqueous solution in a new process. The obtained aqueous solution can be used to produce heat insulating film for applying to automobile glass to obtain heat insulating window glass, which has high heat insulation, high visible light transmittance and high ultraviolet light shielding effect. So, what is the specific process of nano tungsten oxide aqueous solution by new production method?

Nano ammonium metatungstate is a raw material in a new method for preparing nano tungsten oxide aqueous solution. And the obtained aqueous solution can be used for producing window heat insulation film for architectural glass, thereby achieving the purpose of energy conservation and consumption reduction. The following are the specific steps, advantages and disadvantages of the traditional and new methods for the preparation of nano tungsten oxide aqueous solutions.

The nano tungsten oxide aqueous solution can be prepared by using nano ammonium metatungstate as a raw material. And the obtained aqueous solution can be used for producing transparent heat insulating material such as heat insulation film, and thus be applied to architectural glass to obtain thermal insulating glass.

Nano ammonium metatungstate can be used to produce nano tungsten oxide aqueous solution, and thus be used to produce heat insulation coating for transparent building glass. According to experts, the obtained coating has high heat insulation and high visible light transmittance with high UV shielding performance.

Nano ammonium metatungstate can be used to prepare nano tungsten oxide aqueous solution, which is a raw material that can be used to produce thermal insulation coating for applying in building glass. The obtained coating is a new type of transparent, environmentally friendly thermal insulation coating that does not interfere with the passage of visible light. Also, it can block a large amount of ultraviolet light and near-infrared rays that cause "heat". Some experts have proposed a preparation method of nano tungsten oxide aqueous solution with simple process and good stability to overcome the shortcomings in the prior production methods.