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AEROSIL® R 812 S

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 S is hydrophobic fumed silica grade treated with HMDS (Hexamethyldisilazane). It is even more hydrophobic than AEROSIL® R 812 and convenient for stabilizing a defoamer and well suitable as a component of foam control agents.

Properties

Physical Form
  • Powder
  • Solid

Identification

Chemical Family
Silica
CASE Ingredients Features
Anti-SettlingExcellent Flow
CASE Ingredients Functions
Rheology Modifier

Product families

Applications

Automotive & Transportation — Automotive
  • Electrical & Electronic Systems
  • Other Automotive Applications
Personal Care — Beauty & Care
  • AP/Deo
  • Hair Care
  • Skin Care
Electrical & Electronics — Packaging & Assembly
  • Potting Compounds
Automotive & Transportation — Transportation
  • Aerospace & Aviation

Product Families

CASE Ingredients — Additives
  • Foam Control
  • Rheology Modifiers & Stabilizers
Composite Materials — Additives
  • Thixotropes
Cosmetic Ingredients — Functionals
  • Rheology Modifiers
  • Texturizers & Fillers
Plastics — Polymer Additives
  • Fillers & Extenders
  • Processing Aids

Other characteristics

Brand
AEROSIL
Functions

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

Markets
  • Automotive & Transportation
  • Electrical & Electronics
  • Personal Care
Technology
  • CASE Ingredients
  • Composite Materials
  • Cosmetic Ingredients
  • Plastics
Benefit Claims
Improved Thickness
Packaging Type
Bags
Labeling Claims
  • Clean at Sephora
  • Credo Clean Standard
  • Low VOC
  • Ulta Beauty's Conscious Beauty
Application Format
Spray
Material Features
  • Anti-Caking
  • Free Flowing
  • Good Sagging Resistance
  • Hydrophobic
Applications
Antiperspirants
Chemical Inventories
  • AICS (Australia)
  • DSL (Canada)
  • EINECS (EU)
  • ENCS (Japan)
  • TSCA (USA)
Country Availability
  • Canada
  • Mexico
  • USA
Certifications and Compliance
REACH (Europe)
Compatible Polymers and Resins
  • Thermoplastic Elastomers (TPE)
  • Thermoplastic Polyurethane (TPU)
Cosmetic Ingredients Functions
  • Anti-Caking Agent
  • Thickener
  • Viscosity Modifier
Plastics and Elastomers End Uses
  • Cables
  • Electrical Insulation
  • Electronic Insulation

Technical data

Table 1 of 1

5 rows
CharacteristicValueUnitMethod
Tamped Density (ex plant)approx. 60g/l—
Specific Surface Area (BET), Multipoint195 - 245m²/g—
SiO₂ Content (based on ignited material)min. 99.8wt %—
pH Value (in 4% dispersion)5.5 - 9.0—ISO 787-9
Loss on Drying* (at 105 °C, 2 hours)max. 0.5wt %ISO 787-2

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