Tungsten disulfide has excellent properties and has good prospects in the fields of lubricants and energy storage batteries.

Tungsten disulfide, with the molecular formula WS2, is a compound of tungsten and sulfur. It is a transition metal sulfide. Its appearance is gray-black crystal or powder with metallic luster, and it belongs to the hexagonal crystal system. Tungsten disulfide is slightly soluble in cold water, soluble in hot water, soluble in concentrated nitric acid,…