Product Name: Melamine polyphosphate
Chemical Formula: (C3H8N6)n(HPO3)m
CAS NO.: 218768-84-4
Appearance: fine, white, crystalline powder
Applications:
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 polyphosphat
