melamine polyphosphate

melamine polyphosphate Chemical Formula: (C3H8N6)n(HPO3)m CAS NO.: 218768-84-4 Appearance:fine, white, crystalline P Content

melamine polyphosphate

Chemical Formula: (C3H8N6)n(HPO3)mCAS NO.: 218768-84-4 Appearance: fine, white, crystalline powderApplications: Mainly used in polyamide and PBT, especially PA6, PA66, glass fiber-reinforced PA6, PA66.Nylon containing FR-NP can be used in all kind of injection and extrusion process and meet all kind of processing demands of polyamide, glass fiber polyamide. Feature:1.halogen-free and low poison, meet European Environmental Protection requirements;2.easy process, no need special screws combination and special specification glass fibre;3.different from general halogen retardant, no corrosion damage to equipment and mould;4.good thermal stability, with decomposition temperature 330°C, suitable for glass fiber-reinforced nylon;5.flame retarded products containing FR-NP can be made to various color.Technical Data Sheet  

Items	Unit	Specification
P Content	%	15.0±1.0
Moisture Content	%	0.2 max
Decomposition Temperature	oC	330 min
Particle Size	µm	25 max
Density	g/cm3	appro. 1.6
Bulk Density	g/cm3	appro.1.5

 Application  in the nylon 1.Dose

PA66	49
Glass Fibre	25
FR-NP	25
Additives	1

 2. Extrusion processing temperature

Section 1	Section 2	Section 3	Section 4	Section 5	Section 6	Section 7	Section 8	Section 9
250	260	260	260	260	260	260	265	265

 3.Differnent properties between FR-NP PA66 and Brominated retardant PA66

Property		Br/Sb flame retardant	MPP
Tensile Strength (Mpa)		145	150
Breaking Extension Ratio (%)		2.5	2.5
Flextural Strength(Mpa)		155	160
Flextural Modulus(GPa)		10	12
Compressive Strength(KJ/m2)		7	7
Vertical Flamingproperty UL94	1.6mm	V0	V0
	0.8mm	V0	V0
	0.4mm	NT	NT

melamine polyphosphate