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AEROSIL® R 812

CAS Number
112926-00-8
EC Number
601-214-2
Chemical Name
Silica gel, pptd., cryst.-free, Silica gel pptd. cryst.-free

AEROSIL® R 812 is hydrophobic fumed silica grade treated with HMDS (Hexamethyldisilazane). It can be used for sedimentation stabilization and due to its high hydrophobicity as defoaming agent.

Identification

Chemical Family
Silica

Other characteristics

Brand
AEROSIL
Functions

Anti-Caking Agent, Processing Aid, Rheology Modifier, Thickener, Viscosity Modifier

Markets
  • Adhesives & Sealants
  • Automotive & Transportation
  • Building & Construction
  • Consumer Goods
  • Electrical & Electronics
  • Healthcare & Pharma
  • Industrial
  • Personal Care
Technology
  • CASE Ingredients
  • Composite Materials
  • Cosmetic Ingredients
  • Plastics
Benefit Claims
Improved Thickness
Labeling Claims
  • Clean at Sephora
  • Credo Clean Standard
  • Low VOC
  • Ulta Beauty's Conscious Beauty
Material Features
  • Anti-Caking
  • Controlled Rheology
  • Free Flowing
  • Good Sagging Resistance
  • Hydrophobic
  • Surface Treated
  • Thixotropic

Technical data

Table 1 of 1

6 rows
CharacteristicValueUnitMethod
Tamped Density (ex plant)approx. 60g/l—
Specific Surface Area (BET), Multipoint230 - 290m²/g—
SiO₂ Content (based on ignited material)min. 99.8wt %—
pH Value (in 4% dispersion)5.5 - 8.0—ISO 787-9
Loss on Drying* (at 105 °C, 2 hours)max. 0.5wt %ISO 787-2
Carbon Content2.0 - 3.0wt %—

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