Substrate wetting additive STD-204E
Coating Additives 2025-03-12
Composition: Non-silicone surfactant mixture
Appearance: light yellow transparent liquid
Active ingredient: 50%
Solvent: ethylene glycol
Application range:
Suitable for water-based coatings, water-based ink systems
| Category | Details |
|---|---|
| Product Name | STD-204E Fluorosurfactant-Based Wetting Additive |
| Chemical Type | Perfluoroalkyl Ether (PFAE) in aqueous solution |
| Key Applications | – Coatings: Waterborne/UV-curable paints – Adhesives: Epoxy, acrylic – Inks: Digital printing, screen printing – Agrochemicals: Plant protection formulations |
| Function | Reduces surface tension for enhanced liquid spreading on low-energy surfaces |
| Advantages | – Wetting Efficiency: Lowers contact angle >20° – Dynamic Surface Tension: <35 mN/m @0.1% concentration – Compatibility: Stable in acidic/alkaline systems |
| Technical Data | – Appearance: Milky white liquid – Active Content: 25% – pH: 6.0-8.0 – Solubility: Water, polar solvents |
| Usage Guidelines | – Add Rate: 0.1-1.0% by weight – Mixing: High-shear agitation – Storage Temp: 5-35°C |
| Performance | – Foam Control: Minimal foaming – Reworkability: No viscosity increase post-addition |
| Safety | – Handling: Avoid inhalation/skin contact – Disposal: Follow local regulations – Stability: 18 months (unopened) |
| Certifications | Complies with REACH, RoHS, and TSCA regulations |
