AEROSIL® R 208 Coating

AEROSIL® R 208 Coating is a fumed silica after-treated with polydimethylsiloxane.

Principal: Evonik Corporation Coating Additives

Functions: Reinforcement Agent, Rheology Modifier

Chemical Family: Silicones

End Uses: 1K (1 component) Coating, 2K (2 component) Coating, Solventborne Coating, Toner

Compatible Polymers & Resins: Epoxies (EP)

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

Physical Form: Powder

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Enhanced TDS

Identification & Functionality

Blend
No
CASE Ingredients Functions
Chemical Family
Chemical Name
Function
Reinforcement Agent, Rheology Modifier
Product Code
MITM16142
Single Ingredient
Yes
Synonyms
Dimethyl Silicone Polymer With Silica
Technologies
Product Families

Features & Benefits

CASE Ingredients Features
Labeling Claims
Product Benefits
  • especially recommened for 2-pack epoxy resins
  • excellent rheology effect
  • product contains free silicone oil

Applications & Uses

Properties

Physical Form

Regulatory & Compliance

Packaging & Availability

Packaging Type
Product Packaging

The product is supplied in multiple layer 10 kg paper bags.

Storage & Handling

Storage Conditions

We recommend to store the product in closed containers under dry conditions and to protect the material from volatile substances.

Other

Apparent Tamped Density
60.0 g/L
Autoignition Temperature (SDS)
752.0 °F
Carbon Content
4.5-6.0 %
Color (SDS)
White
Density (SDS)
2.0 g/cm³
Dosage (Use Level)
1.0-2.0 %
Dust Explosion Class (SDS)
ST-1
Item Number
Lower Explosive Limit (SDS)
500.0 g/m³
Minimum Explosible Concentration (SDS)
500.0 g/m³
Minimum Ignition Energy (SDS)
1.0-10.0 kJ
Moisture Content
max. 0.5 %
Odor (SDS)
Odorless
Principal
Shelf Life
2.0 yr
Silicon Content
min. 99.8 %
Solubility In Water (SDS)
min. 1.0 mg/L
Specific Surface Area
80.0-140.0 m²/g
pH
4.5-6.0
pH (SDS)
4.5-6.5
Chemical Properties
ValueUnitsTest Method / Conditions
pH4.5-6.0-
Shelf Life & Stability
ValueUnitsTest Method / Conditions
Shelf Life2.0 yryr
Physical Properties
ValueUnitsTest Method / Conditions
Apparent Tamped Density60.0 g/Lg/L
Moisture Contentmax. 0.5 %%
Specific Surface Area80.0-140.0 m²/gm²/gBrunauer-Emmett-Teller (BET)
Material Composition
ValueUnitsTest Method / Conditions
Carbon Content4.5-6.0 %%
Silicon Contentmin. 99.8 %%as silicon dioxide
Application Information
ValueUnitsTest Method / Conditions
Dosage (Use Level)1.0-2.0 %%
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Autoignition Temperature (SDS)752.0 °F°FVDI 2263
Density (SDS)2.0 g/cm³g/cm³at 20°C
Lower Explosive Limit (SDS)500.0 g/m³g/m³VDI 2263
Minimum Explosible Concentration (SDS)500.0 g/m³g/m³VDI 2263 Layer
Minimum Ignition Energy (SDS)1.0-10.0 kJkJVDI 2263 Layer
Solubility In Water (SDS)min. 1.0 mg/Lmg/L
pH (SDS)4.5-6.5-at 20°C