Intumescent halogen-free environmentally friendly phosphorus nitrogen flame retardant HF-T300 is an intumescent halogen-free environmentally friendly flame retardant. It uses phosphorus and nitrogen as a flame retardant element to form an expanded carbon layer to block oxygen and fire sources. It plays a flame retardant role.
HF-T300 is an intumescent halogen-free environmentally friendly flame retardant. It uses phosphorus and nitrogen as flame retardant elements to form an expanded carbon layer to block oxygen and fire sources. Compared with halogen flame retardants, it has the characteristics of low smoke and low toxicity. It fully complies with the EU’s 2002/95/EC “Directive on the Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment” (RoHS Directive), and the requirements of environmental regulations such as REACH regulations. HF-T300 has excellent flame retardant efficiency, the added content is lower than that of ammonium polyphosphate system intumescent flame retardant, and its thermal decomposition temperature is high, so it can withstand higher processing temperatures.
Application: HF-T300 has a wider application range and can be used for thermoplastic resins such as PP, fiber-added PP, PE, TPE, TPU, etc., and can be adapted to injection molding, extrusion, molding and other processing methods. HF-300 can also be used in conjunction with some other phosphorus-nitrogen flame retardants to achieve better flame retardant effects.
Advantages: HF-T300 has high purity; excellent processing performance, easy cutting, no bridging; good product appearance, no agglomeration of white spots; excellent heat aging resistance and precipitation resistance.
| 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 | 6~9 μm | ≤2.0 g/100ml | ≤0.5 % | 1.8± 0.1 g/cm³ | 3.0~4.0 | 0.4~0.6 g/cm³ | ≥270 ℃ | 22~25 % | 9~12 % | / | / |
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