Hydrophobic nano silica oxide powder 1.SiO2:Min 96% 3.Size:13-16(nm) 4 ... Min80BET surface 200±25m2 / gwhiteness Min96% [Effection and purpose] It is mainly used for anti cake agent ,coating nano-emulsion, water ... anti-aging properties, anti-UV properties[Application] Dispersible polymer powder, lubricating grease, coating, rubber, plastic, fiber, sealant, adhesive Hydrophobic nano silica oxide powder