High-purity antimony trioxide (Sb₂O₃) content ≥ 80 wt%, optimized for synergistic halogen-based flame retardancy.
Uniform particle size distribution with controlled D50 < 1.2 µm, ensuring excellent dispersion in polymer matrices.
Surface-treated grade offering improved compatibility with engineering thermoplastics and reduced dust generation during handling.
Low chloride and sulfate residues, minimizing corrosion risk to processing equipment and enhancing long-term thermal stability.
REACH-compliant and fully documented for global regulatory acceptance in flame-retarded plastics.
Flame-retarded ABS and HIPS for electronic housings and office equipment.
FR-PC/ABS blends used in automotive interior components meeting FMVSS 302 requirements.
Cable jacketing compounds (PVC, LSZH, PE) compliant with IEC 60332-1 and UL 1581.
Engineering plastic parts in consumer appliances requiring UL 94 V-0 rating at thin-wall thicknesses.
| Chemical Type | Antimony trioxide (Sb₂O₃), surface-modified |
| Product Form | Free-flowing fine powder |
| Appearance | White to off-white crystalline powder |
| Sb₂O₃ Content (wt %) | ≥ 80.0 |
| D50 Particle Size (µm) | 0.9 – 1.2 |
| Loss on Ignition (105°C, 2 h) | ≤ 0.5% |
| pH (10% aqueous suspension) | 5.5 – 7.5 |
| Heavy Metals (Pb, Cd, Hg, Cr⁶⁺) | Complies with RoHS Directive |
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