SiFS-3003C is a solvent-less and water-soluble hydrophobic emulsion based on silane and siloxane mixtures. It is a high quality, general-purpose water repellents for impregnating and priming mineral surfaces. It can be also used in waterborne polymer primers like acrylic formulations to improve hydrophobicity.
Features
SiFS-3003C contains a stabilized mixture of silanes and siloxanes, which will occurs hydrolysis after application to the substrate, the emulsion is converted into a silicone resin. The silicone resin performs as a "hydrophobic film" which reduces the capillary absorption, but does not clog pores or capillaries, it also keep building materials "breathable".
• Good depth of penetration
• Resistance to alkalis
• Provides good adhesion for paints
• Low VOC, environmental-friendly
• Stable in storage, even diluted
Product Data
Items | Value |
Appearance | Milky white liquid |
Active Content, wt.% | Approx 50 |
VOC, mg/L | Lower than 30 |
Density, g/cm3 | 0.95 |
pH, 20°C | 6-7 |
Notes: these data are for reference only and should not be used as preparation specifications.
Application
• hydrophobic Impregnation
• silicone resin emulsion paints and silicone resin plasters
• silicate emulsion paints and plasters
• whitewash emulsions, interior paints
• aqueous facade primers



How to Use
Clean and fry the substrate surface, dilute SiFS-3003C with water 5-15 times before use. Brush or spray 2 times to get excellent waterproof performance. When used as addictive for aqueous coatings, recommended dosage 1%-5% by w.t. Small trial is recommended before use.
Package
25L, 50L, 200L Drums or 1000L IBC totes.
ABOUT SILICONE WATER REPELLENT
The SiOH (silicon hydroxy) group react with the substrate to form a thin resin film:

APPLICATIONS OF SILICONE WATER REPELLENT

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