Bismuth Stannate is an inorganic compound with the chemical formula Bi2Sn2O7. It is usually found in the form of a yellow or brown powder with a high melting point and good chemical stability.

Main uses of bismuth stannate

1. High-temperature materials: Since bismuth stannate has a high melting point, it can be used as high-temperature structural materials, such as refractory materials, furnace lining materials, etc.

2. Electronic materials: Bismuth stannate has semiconductor properties and can be used in electronic devices, such as thermistors, photoresistors, etc.

3. Catalyst: Bismuth stannate can be used as a catalyst or catalyst carrier to facilitate the reaction in chemical reactions, especially in redox reactions.

4. Fine chemicals: Bismuth stannate also has certain applications in the field of fine chemicals, such as being used as a catalyst or accelerator for organic synthesis.

5. Ceramic industry: In the ceramic industry, bismuth stannate can be used as a flux to reduce the sintering temperature of ceramics and improve the density and finish of products.

6. Thermal barrier coating: Bismuth stannate can be used to prepare thermal barrier coatings, which are used to protect metal surfaces at high temperatures and improve their heat resistance and corrosion resistance.