AEROSIL® R 974 | Evonik Silica | DeWolf Chemical an Azelis company


Silica Dimethyl Silylate
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SKU: a8792bf52011 Category:
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Not available (from DeWolf) in the following state(s):
Evonik Silica is not available from DeWolf in Montana, Texas, Wyoming, Arkansas, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio, Oklahoma, South Dakota, Wisconsin, Alabama, Florida, Georgia, Mississippi, North Carolina, South Carolina, Tennessee, Virginia, West Virginia, Arizona, California, Colorado, Idaho, Nevada, New Mexico, Oregon, Utah, Washington. For these states, please contact our sister company Glenn Corp or call (651) 221-2406.


Versatile Raw Materials for Personal Care Formulations

AEROSIL® R 974 is a hydrophobic fumed silica after treated with DDS (Dimethyldichlorosilane) based on a hydrophilic fumed silica with a specific surface area of 200 m2/g.


  • Silicone rubber and silicone sealants
  • Paints and coatings
  • Negative toner
  • Adhesives
  • Coating polymers
  • Cosmetics


  • Hydrophobic component for thickening and reinforcement of RTV-1 pack silicone sealants.
  • Improves the shelf-life of silicone sealants.
  • Water resistant, for thickening and hydrophobising of liquid systems.
  • Rheology control of (complex) liquid systems.
  • For use in coatings as an anti-settling agent, for pigment stabilization and improvement of corrosion protection.
  • Improves hydrophobicity and rheology of offset printing inks.
  • Improvement and maintenance of free flow and anti-caking characteristics of powders.
  • Due to large surface area improved thickening and thixotropic effect as well as transparency.

Thickens the oil phase.

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      Silica Dimethyl Silylate
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