Ammonium Polyphposphate Phase II 231
Product Description
Commercial Name: CS FR APP 231
Chemical Formula: (NH4PO3)n n≥1000
Executive Standard:HG/T2770-2008
Benefits:
- Halogen and formaldehyde-free, non-toxic and does not generate additional quantities of smoke.
- Requires lower loadings ensuring lower cost, better properties retention and excellent flow.
- Exhibits excellent processability, good retention of mechanical and electrical properties in thermoplastic formulations.
- High polymerization degree ("n" value > 1000), higher thermal stability and lower water solubility than APP-I.
Chemical Properties:
|
Items
|
Units
|
Spec.
|
|
Appearance
|
-
|
White powder
|
|
P2O5
|
(%) w/w
|
≥71
|
|
N
|
(%) w/w
|
≥14
|
|
Decomposition Temperature
|
℃
|
275
|
|
Density
|
g/cm3, 25°C
|
≈1.9
|
|
Solubility
|
g/100ml H20, 25°C
|
≤0.5
|
|
PH value
|
1% water solution
|
6~7.5
|
|
Viscosity
|
(10% aqueous, 25°C)
|
<60
|
|
Moisture
|
(%) w/w
|
<0.25
|
|
D50
|
(µm)
|
<20
|
Applications:
- Used to prepare many types of high-efficiency intumescent coatings for the flame proof treatment of multi-story buildings, ships, trains, cables, etc.
- Used as the main flameproof additive for expanding-type flame retardants used in plastics, resin, rubber, PU and PU foam.
- Used in plastics (PP, PE, PVC, etc.), polyester, rubber, expandable fireproof coatings.
- Flameproof treatment for woods, plywood, fiberboard, papers, and fibers.
Packing:
- 25 kg net weight woven plastic / polyethylene bags
- 20 MT per 20 foot container without pallet
- Default Packing: with our logo; Neutral Packing: Without our logo; Blank Packing.
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