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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
Flame Retardant Ammonium Polyphosphate For Intumescent Coating

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xProduct Name | Flame Retardant Ammonium Polyphosphate For Intumescent Coating | Appearance | White Powder |
---|---|---|---|
Base | N And P Base | Environmentally | Friendly |
Solubility | <0.45% | PH Value | 5.5-7.5 |
Average Partical Size (D50) | 15-25UM | ||
Highlight | Flame Retardant Ammonium Polyphosphate,Intumescent Coating Flame Retardant Ammonium Polyphosphate,N And P Base Ammonium Polyphosphate |
Top Flame Retardant Ammonium Polyphosphate For Intumescent Coating
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-201 | TF-201S |
Appearance | White powder | White powder |
P2O5 (w/w) | ≥71% | ≥71% |
Total Phosphorus(w/w) | ≥30% | ≥30% |
N Content (w/w) | ≥14% | ≥14% |
Decomposition Temperature (TGA, 99%) | >275℃ | >275℃ |
Solubility (10% aq. , at 25ºC) | <0.5% | <0.7% |
pH value ( 10% aq. At 25ºC ) | 5.5-7.5 | 5.5-7.5 |
Viscosity (10% aq, at 25℃) | <20 mpa.s | <20 mpa.s |
Moisture (w/w) | <0.3% | <0.3% |
Average Partical size (D50) | 15~25µm | <12µm |
Partical Size (D100) | <90µm | <40µm |
Advantage: It has good stability in water .
The stability test of APP phase II in 30℃ water 15days.
TF-201 | |
Appearance | Viscosity slightly increased |
Solubility(25℃, g/100ml water) | 0.46 |
Viscosity(cp, 10% aq, at 25℃) | <200 |
Applications:
1.use 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.
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