Basic Information
Chemical Name: Zinc Hydroxystannate
Chemical Formula:ZnSnO3·3H2O or ZnSn(OH)6 Molecular Weight:286.11
Appearance: White powder. Insoluble in water. Odourless.
Uses
Coating Additives and Polymer Additives,including PVC, elastomers and thermosets.
①Smoke suppressant and flame retardant synergist with co-flame retardants. For polymer processing at temperatures below 200°C .
②Co-additive in phosphate flame retardant containing polymer formulations to optimise char formation.
③Smoke suppressant and flame retardant synergist for flame retardant paints
④Transparent conductive oxide used in the manufacture of films for solar cells, touch screens, and energy efficient glass.
Uses
Item | Zinc Hydroxystannate | Typical value |
Appearance | White powder | White powder |
Sn, w/% ≥ | 40 | 41 |
Zn, w/% ≥ | 21 | 21.5 |
Cl, w/% ≤ | 0.3 | 0.12 |
Free Moisture, w/% ≤ | 0.8 | 0.25 |
Particle Size (D90), μm ≤ | 10 | 3.85 |
Median Particle Size (D50), μm ≤ | 5 | 1.8 |
Bulk Density , μm | / | 0.7 |
pH, (10% aqueous slurry, 20℃) > | 6 | 10 |