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Ammonium Polyphosphate Flame Retardant
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Intumescent Flame Retardant
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Halogen Free Flame Retardant
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Fabric Flame Retardant
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APP Ammonium Polyphosphate
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Wood Flame Retardant
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PP Flame Retardant
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Additives For Adhesives And Sealants
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Water Based Fire Retardant
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Paper Fire Retardant
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PU Flame Retardant
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Halogen Free Fire Retardants
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AP422 CROS484 Equal Type
Non Halogen APP Ammonium Polyphosphate Flame Retardant For Textile Back Coating
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xAppearance | White Powder | Addition Volume | 20%-27% |
---|---|---|---|
Safety | Non-dangerous | Bulk Density | 0.7g/cm3 |
Black Peak | Class A | Smoke | Low And Nontoxic |
Water Resistance | Good | Stability | Good |
Viscosity | Low | Shelf Life | 2 Years |
Products | Ammonium Polyphosphate Flame Retardant | Application | Frbric Back Coating |
Highlight | APP Ammonium Polyphosphate Flame Retardant,Non Halogen Ammonium Polyphosphate Flame Retardant,Textile Back Coating APP Flame Retardant |
Non Halogen APP Ammonium Polyphosphate Flame Retardant For Textile Back Coating
Molecular formula : (NH4PO3)n n>1000
CAS No.: 68333-79-9
EINECS No.: 269-789-9
HS CODE: 2835.3990
Model No.: TF-201S
Ammonium polyphosphate (Phase II) is a non-halogen flame retardant. It acts as flame retardant by intumescence mechanism. When APP-II is exposed to fire or heat, it decomposes to polymeric phosphate acid and ammonia. The polyphosphoric acid reacts with hydroxyl groups to form a nonstable phosphateester. Following dehydration of the phosphateester, a carbon foam is built up on the surface and acts as an insulation layer.
Specification :
Specification | TF-201S |
Appearance | White powder |
P content (w/w) | ≥30% |
N content (w/w) | ≥14% |
Degree of polymerization | ≥1000 |
Moisture (w/w) | ≤0.5% |
Solubility (25℃, g/100ml) | ≤0.7 |
PH value (10% aqueous suspension, at 25ºC) | 5.5-7.5 |
Viscosity(10% aqueous suspension, at 25ºC) | <10 |
Particle size (µm) | D50,9-12 |
D100<40 | |
Whiteness | ≥85 |
Decomposition temperature | T99%≥240℃ |
T95%≥305℃ | |
Color stain | A |
Conductivity(µs/cm) | ≤2000 |
Acid value(mg KOH/g) | ≤1.0 |
Bulk density(g/cm3) | 0.6-0.8 |
APP Phase II has an high polymerization degree, with n>1000, its structure is cross linked (branched), and it is an high-quality non-halogenated flame retardant. APP phase II, Ammonium polyphosphate, has an higher thermal stability (the decomposition starts at approximately 275°C) and lower water solubility than APP I.
Applications:
1. used to prepare many kinds of high-efficiency intumescent coating, the flameproof treatment for wood, multistory building, ships, trains, cables, etc.
2. used as the main flameproof additive for expanding-type flame retardant used in plastic, resin, rubber, etc.
3. make into powder extinguishing agent to be used in large-area outfire for forest, oil field and coal field, etc.
4. In plastics(PP, PE, etc. ), Polyester, Rubber, and Expandable fireproof coatings.
5. used for textile coatings.
Packing : TF-201S 20kg/bag, 20mt/20’fcl without pallets, 18mt/20’fcl with pallets. Other packing as request.
Storage: in dry and cool place, keeping out of moisture and sunshine, min. shelf life one year.