The Evonik Corporation Silicas business line is a part of the Smart Materials Division and brings together Evonik’s fumed silica and precipitated silica for industrial applications. Sold under the brands AEROSIL®, AEROXIDE®, AERODISP®, SIPERNAT®, ZEOFREE®, ZEOFOAM® and ZEOTHIX®, these high-performance materials find application in plastics, agriculture, home care and detergents, adhesives & sealants and many other industries.
SIPERNAT® 340 is a medium sized silica with spherical particles and high oil absorption capacity (DBP). Is less dusty than small particle size flow agents, yet still gives good free flow improvement performance.