DOWSIL™ SF 8421 EG Fluid by Dow is a compatibilizer and impact modifier. This epoxy and polyether modified polydimethylsiloxane offers dispersion, flowability and torque reduction. It is a component of EMC for stress relief. This product shows good compatibility with organic resins. DOWSIL™ SF 8421 EG Fluid imparts stress relaxation in thermoset resin composites. It is used in epoxy molding compound and phenolic resin. It is added to molten resin/filler mixture between 0.1–3.0%.
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DOWSIL™ SF 8421 EG Fluid properties
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| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Active Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
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| Epoxy Equivalent Weight | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flash Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Refractive Index | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Specific Gravity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Viscosity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Viscosity, Kinematic | 0.0 Visible After Login | Visible After Login | Visible After Login |