AERODISP® W 7520

AERODISP® W 7520 is a low viscosity, water-based dispersion of AEROSIL® fumed silica, with a slightly alkaline pH

Principal: Evonik Corporation Silicas

Functions: Adhesion Promoter, Anti-Blocking Agent, Coupling Agent, Flocculant, Reinforcement Agent, Rheology Modifier, Slip Control Agent, Stabilizer, Surface Modifier

Chemical Family: Silica

End Uses: Waterborne Coating

Labeling Claims: Carbon-free, Conflict Minerals-free

Features: Excellent Scratch Resistance, Low Thickening Effect, Low Viscosity

Physical Form: Suspension

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Enhanced TDS

Identification & Functionality

Blend
No
CASE Ingredients Functions
Carrier
Chemical Family
Chemical Name
Country of Origin
Function
Adhesion Promoter, Anti-Blocking Agent, Rheology Modifier, Slip Control Agent, Stabilizer, Surface Modifier, Flocculant, Reinforcement Agent, Coupling Agent
Product Code
MITM04217
Single Ingredient
Yes
Synonyms
Fumed Silica, Silica, Silicon Dioxide
Technologies
Product Families

Features & Benefits

Applications & Uses

Coating End Applications
Product Applications
  • Rheology control
  • Stabilization of emulsions
  • Reinforcement
  • Surface treatment, e.g. polishing
  • Anti-blocking
  • Anti-slip
  • Adhesion promotion
  • Flocculation aid

Properties

Physical Form

Technical Details & Test Data

Properties
  • Low thickening effect
  • Low viscosity
  • Slight ammonia odor

Packaging & Availability

Packaging Type

Principal Information

Group Principal Number
S000006
Principal

Storage & Handling

Storage Condition

All dispersions must be protected from extreme heat and frost. The product should be used within 18 months from the date of production. Small amounts of sedimentiation are normal.

Other

Appearance
Milky white liquid
Color (SDS)
White
Explosive Nature (SDS)
Not explosive
Flammability (SDS)
Non falmmable
Item Number
Odor
Slight ammonia odor
Odor (SDS)
Slightly like ammonia
Oxidizing Properties (SDS)
Not oxidizing
USA/DOT UN Number
Not Applicable
Chemical Properties
ValueUnitsTest Method / Conditions
pH9.5-10.5-
Shelf Life & Stability
ValueUnitsTest Method / Conditions
Shelf Life18.0 momo
Physical Properties
ValueUnitsTest Method / Conditions
Particle Size0.12 µmµmD50
Viscositymax. 100.0 mPa.smPa.sat a shear rate of 100 s⁻¹
Material Composition
ValueUnitsTest Method / Conditions
Silicon Dioxide Content19.0-21.0 %%
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Boiling Point (SDS)approx. 212.0 °F°FWater
Decomposition Temperature (SDS)min. 100.0 °C°C
Density (SDS)1.12 g/cm³g/cm³at 20°C
Melting Point (SDS)approx. 32.0 °F°FWater
Vapor Pressure (SDS)23.5 hPahPaAt 20°C, Water
Viscosity (SDS)max. 500.0 mPa.smPa.sAt 20°C
pH (SDS)9.5-10.5-at 20°C