Hydrophobic nano silica oxide powder 1.SiO2:Min 96% 3. ... 170 -240m2 / g 2.other name:white carbo Hydrophobic nano silica oxide powder1.SiO2:more than 96%3.Size:13 ... purpose] It is mainly used for anti cake agent ,coating nano-emulsion, water-based paints, cement modification. Improve the wear ... lubricating grease, coating, rubber, plastic, fiber, sealant, adhesive Hydrophobic nano silica oxide powder