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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
APP201 Non-Halogen Intumescent Flame Retardant ammmonium polyphosphate flame retardant
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x| Molecular Formula | (NH4)n+2PnO3n+1 | CAS NO | 68333-79-9 |
|---|---|---|---|
| HS CODE | 28353990 | EINECS No | 269-789-9 |
| Halogen | Free | Smoke | Low |
| Eco-friendly | Halogen-free | REACH | Registered |
| Production Name | Intumescent Flame Retardant | Application | Intumescent Coating , Steel |
| Purity | 99% | Usage | Coating Auxiliary Agents |
| Appearance | White Powder | Keywords | Fire Retardant For Intumescent Paint |
| Certification | ISO REACH | ||
| Highlight | ammmonium polyphosphate Intumescent Flame Retardant,Non-Halogen Intumescent Flame Retardant,APP201 Intumescent Flame Retardant |
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APP201 Non-Halogen Intumescent Flame Retardant Ammmonium Polyphosphate Flame Retardant
TF series flame retardants are mainly based on ammonium polyphosphate and halogen-free and environmental-friendly products.
Flame retardant mechanism of Phosphorus series flame retardant
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 |
| Appearance | White powder |
| P content (w/w) | ≥31 |
| N content (w/w) | ≥14% |
| Degree of polymerization | ≥1000 |
| Moisture (w/w) | ≤0.3 |
| Solubility (25℃, g/100ml) | ≤0.5 |
| PH value (10% aqueous suspension, at 25ºC) | 5.5-7.5 |
| Viscosity(10% aqueous suspension, at 25ºC) | <10 |
| Particle size (µm) | D50,14-18 |
| D100<80 | |
| 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) | 0.7-0.9 |
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 |
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| Halogen-Free Flame Retardant Application Guide | |||||||||
| ● Highly Recommend ○ Recommend | |||||||||
| APP Series | Description | Intumescent Coating | Textile | PP | PU | Paper | Adhesive | wood | Fertilizer |
| TF-FR101 | APP Phase I | ● | ○ | ○ | |||||
| TF-FR201 | APP Phase II basic | ● | ● | ○ | ○ | ● | ● | ||
| TF-FR201S | Fine powder, particle size is smaller than 201 | ● | ● | ○ | ○ | ○ | ○ | ||
| TF-201W | Treated with silane based on 201 | ○ | ○ | ○ | ○ | ○ | |||
| TF-201G | Treated with organic silicone based on 201 | ○ | ○ | ○ | ● | ○ | ○ | ||
| TF-201SG | Particle size is smaller than 201G | ○ | ○ | ○ | ○ | ○ | ○ | ||
| TF-MF201 | Coated with MF based on 201 | ● | ○ | ○ | ○ | ○ | ● | ||
| TF-211 | Special for water stain resistant | ○ | ● | ○ | ○ | ○ | |||
| TF-PTS241 | Special for PP, UL94 V-0 | ● | ○ | ||||||
| TF-FR301 | Basic water soluble APP | ○ | ○ | ● | |||||
| TF-FR303 | Water soluble APP with high P content | ● | ● | ○ | ● | ||||
| TF-PU501 | Special for rigid PU foam | ● | |||||||
| TF-OH01 | Special for acrylic adhesive | ● | ○ | ||||||

