AEROSIL® R 812 S Coating

AEROSIL® R 812 S Coating is a fumed silica after-treated with HMDS.

Principal: Evonik Corporation Coating Additives

Chemical Family: Organosilicon

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

Labeling Claims: Allergen-free, Odor-free

Features: Anti-Settling, Corrosion Resistance, High Sagging Resistance

Physical Form: Powder

Enhanced TDS

Identification & Functionality

Features & Benefits

Product Features
Product Benefits
  • High transparency therefore especially recommended for automotive clear coats
  • Highly recommended for 2K PU

Applications & Uses

Regulatory & Compliance

Packaging & Availability

Packaging Type

Principal Information

Group Principal Number
S000006
Principal

Storage & Handling

Storage and Handling 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
Explosive Nature (SDS)
Not dust explosive
Item Number
Labeling Claims
Material Compatibility
Odor (SDS)
Odorless
Other Hazards
None
Physical Form
Product End Uses
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
pH5.5-9.0-
Material Composition
ValueUnitsTest Method / Conditions
Carbon Content3.0-4.0%
Silicon Contentmin. 99.8%as silicon dioxide
Physical Properties
ValueUnitsTest Method / Conditions
Apparent Tamped Density60.0g/L
Moisture Contentmax. 0.5%
Specific Surface Area195.0-245.0m²/gBrunauer-Emmett-Teller (BET)
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Autoignition Temperature (SDS)min. 400.0°C
Decomposition Temperature (SDS)min. 572.0°F
Density (SDS)approx. 2.0g/cm³at 20°C
Ignition Temperature (SDS)530.0°CVDI 2263
Minimum Ignition Energy (SDS)min. 10.0kJ
pH (SDS)5.5-7.5-at 20°C, 40 g/L
Shelf Life & Stability
ValueUnitsTest Method / Conditions
Shelf Life2.0yr