... -30nm 2. Purity 99.8%+ 3. High dispersible Types of Silicon Dioxide Nanopowder148-1NP. It can be dispersed into nonpolar and ... acidity or polarity medium, it can decompose then separate out silicon dioxide from medium. It can use as leather bulking agent ... -3NP. Mainly used in lubricating grease, coating, rubber, plastic, fiber, sealant, adhesive, etc. can rise to enhance toughening effect.148-ANP ...