AEROSIL® R 812 Coating

AEROSIL® R 812 Coating is a fumed silica after-treated with organosilane (HDMDS) with high specific surface and marked hydrophobia.

Principal: Evonik Corporation Coating Additives

Functions: Anti-Caking Agent, Flow Promoter, Reinforcement Agent, Rheology Modifier

Chemical Family: Organosilicon

Chemical Name: Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-,hydrolysis products with silica

End Uses: 1K (1 component) Coating, 2K (2 component) Coating, Clearcoat, Liquid Detergents, Solventborne Coating, Toner, Waterborne Coating

Compatible Polymers & Resins: Polyurethanes (PU)

Labeling Claims: Allergen-free, Not Listed In California Proposition 65, Odor-free

Enhanced TDS

Identification & Functionality

Features & Benefits

CASE Ingredients Features
Labeling Claims
Product Benefits
  • Highly efficient
  • High transparency therefore especially recommended for automotive
  • Clear coats
  • Highly recommended for 2K PU

Applications & Uses

Properties

Physical Form

Packaging & Availability

Packaging Type

Principal Information

Group Principal Number
S000006
Principal

Storage & Handling

Storage Conditions

We recommend to store the product in closed containers under dry conditions and to protect the material from volatile substances.The product should be used within 2 years after production.

Other

Color (SDS)
White
Dust Explosion Class (SDS)
Not dust explosive
Item Number
Odor (SDS)
Odorless
Protect from Freezing
No
Temperature Control
No
USA/DOT UN Number
Not Applicable
Application Information
ValueUnitsTest Method / Conditions
Dosage (Use Level)1.0-2.0%
Chemical Properties
ValueUnitsTest Method / Conditions
pH5.5-8.0-
Material Composition
ValueUnitsTest Method / Conditions
Carbon Content2.0-3.0%
Silicon Contentmin. 99.8%as silicon dioxide
Physical Properties
ValueUnitsTest Method / Conditions
Apparent Tamped Density60.0g/L
Moisture Contentmax. 0.5%
Specific Surface Area230.0-290.0m²/gBrunauer-Emmett-Teller (BET)
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Autoignition Temperature (SDS)min. 752.0°F
Decomposition Temperature (SDS)min. 572.0°F
Density (SDS)approx. 2.0g/cm³at 68°F
Minimum Ignition Energy (SDS)min. 10.0kJ
Solubility In Water (SDS)min. 1.0mg/L
pH (SDS)5.5-8.0-DIN ISO 787-9 at 20°C
Shelf Life & Stability
ValueUnitsTest Method / Conditions
Shelf Life2.0yr