Technical datasheet

DOWSIL™ Q4-3669 Fluid

Supplied byDow- Last Updated on Jan 8, 2026

DOWSIL™ Q4-3669 Fluid by Dow is a solvent-less silicone polyether copolymer. It is 100% active and low volatile end-blocking glycol fluid. It is used as a slip and leveling additive in UV and water borne coatings without affecting foam performance or gloss.
  • It contains an active hydroxyl group, which is reactive with organic polymers like polyurethanes and acrylics.
  • It performs at low concentrations (0.5%), improves leveling, imparts mar resistance and slip.
  • DOWSIL™ Q4-3669 Fluid is readily incorporates into waterborne systems.
  • It has a shelf life of 30 months.
Chemical Composition:Visible After Login
Bio Based contentVisible After Login
ColorVisible After Login
AppearanceVisible After Login

Benefits

No data available

Compliance

No data available

Applications

Recommended markets

No data available

For which system

UV / Radiation-curable Coatings|
Waterborne Coatings|
Coatings|
Solvent-Free / High-Solids Coatings

Availability

Product Status:Visible After Login

DOWSIL™ Q4-3669 Fluid properties

Other properties

PropertiesValue & unitTest conditionTest method
Active Content0.0 Visible After LoginVisible After LoginVisible After Login
Color, Gardner0.0 Visible After LoginVisible After LoginVisible After Login
Flash Point, Closed Cup0.0 Visible After LoginVisible After LoginVisible After Login
Hydroxyl Content0.0 Visible After LoginVisible After LoginVisible After Login
Silicon Monohydride Content0.0 Visible After LoginVisible After LoginVisible After Login
Specific Gravity0.0 Visible After LoginVisible After LoginVisible After Login
Surface Tension0.0 Visible After LoginVisible After LoginVisible After Login
Viscosity0.0 Visible After LoginVisible After LoginVisible After Login
Water Content0.0 Visible After LoginVisible After LoginVisible After Login

Related products