AEROSIL® R 8200

AEROSIL® R 8200 is a structure modified with hexamethyldisilazane aftertreated fumed silica.

Principal: Evonik Corporation Silicas

Functions: Defoamer, Defoamer

Chemical Family: Organosilicon

End Uses: Solventborne Coating, Toner

Compatible Polymers & Resins: Liquid Silicone Rubber (LSR), RTV Silicone, Silicone Elastomer

Labeling Claims: Allergen-free, Conflict Minerals-free, Odor-free

  • TypeDocument Name
View All Documents

Enhanced TDS

Identification & Functionality

Blend
No
CASE Ingredients Functions
Chemical Family
Chemical Name
Country of Origin
Function
Defoamer
Plastics & Elastomers Functions
Product Code
MITM04253
Single Ingredient
Yes
Technologies
Product Families

Features & Benefits

Applications & Uses

Properties

Physical Form

Technical Details & Test Data

Product Properties
  • Low thickening effect and excellent processability enable high loading levels of polymer systems
  • Excellent reinforcing properties in silicone rubber applications at high filler loading levels (e.g. self-leveling RTV-1, RTV-2, LSR)
  • Well suited for transparent systems
  • Free-flow aid for powders

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. AEROSIL® R 8200 should be used within 2 years after production.

Other

Color (SDS)
White
Item Number
Odor (SDS)
Odorless
USA/DOT UN Number
Not Applicable
Chemical Properties
ValueUnitsTest Method / Conditions
pHmin. 5.0-in 4% dispersion
Shelf Life & Stability
ValueUnitsTest Method / Conditions
Shelf Life2.0 yryr
Physical Properties
ValueUnitsTest Method / Conditions
Apparent Tamped Density140.0 g/Lg/LISO 787-11
Moisture Contentmax. 0.5 %%at 105°C, ex plant, 2 hours
Specific Surface Area135.0-185.0 m²/gm²/gBrunauer-Emmett-Teller (BET)
Material Composition
ValueUnitsTest Method / Conditions
Carbon Content2.0-4.0 %%
Silicon Contentmin. 99.8 %%based on ignited material, as silicon dioxide
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Density (SDS)2.0 g/cm³g/cm³at 20°C
Ignition Temperature (SDS)923.0 °F°FVDI 2263
Solubility In Water (SDS)min. 1.0 mg/Lmg/L
pH (SDS)min. 5.0-at 20°C, 40 g/l, 1:1 in suspension