heavy grease

A kind of lubricating grease thickener, ultrafine silica gel powder with high specific surface area, was prepared taking water glass and ethyl acetate as a latent acid reagent.

以水玻璃为原料、乙酸乙酯为潜伏酸试剂 ,采用溶胶凝胶法制备出了高温润滑脂稠化剂———高比表面积超细SiO2 粉体。