Prefessional
Halogen Free Flame Retardant Manufacturer
Preniphor™EPFR-300B, mainly contains N and P, is a kind of halogen free environmentally friendly flame retardant. It has been developed especially for the glass fiber reinforced PBT, specially those needed good performance in Glow Wire Test. It functions in condensed phase and gas phase.
The flame retarded glass fiber reinforced PBT with EPFR-300B can pass the tests of UL 94 V-0 (1.5mm), GWIT 750℃(3.0mm) and GWFI 960℃(3.0mm). Moreover, it is of great thermal stability and keeps stable during processing. The products with EPFR-300B are characterized by less mold corrosion, great color stability, and excellent electrical properties ect.
Index:
Test Item | Unit | Target Value |
Appearance | —— | White Powder |
Density | g/cm³ | ~1.0 |
Bulk Density | g/L | ~350 |
Nitrogen Content | % (w/w) | ~21.5 |
Phosphorous Content | % (w/w) | ~23.5 |
Decomposition Temp. | ℃ | ≥280 |
Average Particle Size | μm | ~4 |
Water Content | % (w/w) | ≤0.3 |
Recommended dosage:
Polymer | PBT(15% Glass Fiber) | PBT(20% Glass Fiber) | PBT(30% glass fiber) | |
EPFR-300B Dosage % | 20 | 20 | 18 | |
Flame Retardancy | UL 94 | V-0 (1.5mm) | V-0 (1.5mm) | V-0 (1.5mm) |
GWIT | 750℃(3.0mm) | 750℃(3.0mm) | 750℃(3.0mm) | |
GWFI | 960℃(3.0mm) | 960℃(3.0mm) | 960℃(3.0mm) |
Video