Hydrophobic nano silica powder 1.SiO2:Min 96% 3. ... / g 2.other name:white carbo Hydrophobic nano silica powder1.SiO2:more than 96%3.Size: ... purpose] It is mainly used for anti cake agent ,coating nano-emulsion, water-based paints, cement modification. Improve ... -aging properties, anti-UV properties[Application] Dispersible polymer powder, lubricating grease, coating, rubber, plastic, fiber, sealant ...