Efka® SI 2721

It acts as adefoamer. It is a clear, colorless liquid. Used in curtain coatings.

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Recommended dosage is 0.5 - 1% on total formulation.
It complies with TSCA regulation.

Technical data

Quantity Value Unit Comment
Appearance Properties
Refractive index 1.434
Physical state Fluid
Appearance Transparent and colorless
color value <1
Physical Properties
Viscosity 1.19 - 1.75 cP
Density 0.88 - 0.9 g/ml
Vapor pressure 0.9975 mm-Hg
Thermal Properties
Melting point -90 ºC
Auto-ignition temperature 252 ºC
flash point 86 ºC
Boling point 215 ºC
Chemical Properties
Self ignition temperature 245 ºC

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