HF-410B flame retardant is a halogen-free and environmentally friendly flame retardant, mainly composed of phosphorus and nitrogen as flame retardant elements
HF-410B flame retardant is a halogen-free and environmentally friendly flame retardant, mainly composed of phosphorus and nitrogen as flame retardant elements. It is specially designed for glass fiber reinforced PBT and exerts flame retardant effect by charring and gas phase flame retardant mechanism. It has excellent flame retardant performance, good thermal stability, and is not easy to decompose during processing. Compared with the bromine antimony flame retardant system, it has the advantages of
halogen-free and environmental protection, low smoke density, low smoke toxicity, and small mold corrosion. HF-410B flame retardant can make the materials reach UL 94 V-0 (1.5 mm), pass GWIT 750 ℃ and GWFI 960 ℃ glow wire test, and fully meet the requirements of RoHS and REACH regulations.
| Appearance | Average particle size | Water solubility | Water content | True Density | pH | Bulk density | Decomposition temperature | Phosphorus content | Nitrogen content | Cr, Cd, Pb, Hg, As | Whiteness |
| White powder | 7 ~10 μm | / | ≤0.5 % | 1.4±0.1 g/cm³ | 3.5~4.5 | 0.4 ~ 0.6 g/cm³ | / | ≥18 % | ≥14 % | / | / |
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