Ammonium Polyphosphate (APP)
1. Basic Indicators
Molecular formula | (NH4PO3)n |
Cas No.: | 68333-79-9 |
Appearance: | White powder |
H.S Code: | 2835399000 |
2. Technical Specifications
Item | APPⅠ | APPⅡ | APP Ⅲ | APP Ⅳ |
P2O5(≥) | 71 | 70 | 68 | 45 |
N (≥) | 14 | 13 | 13 | 25 |
pH value | 6-7 | 5-7 | 5-7 | 5-7 |
Thermal decomposition temperature (≥) | 275 | 270 | 250 | Dissolved |
Average degree of polymerizatoin | ≥1000 | ≥200 | ≥50 | 20 |
3. Application
1). Used in the preparation of intumescent flame retardant coating.
2). Used in adhesive and sealant.
3). Used in the flame retardant treatment of wood, paper, plywood and fiber board.
4). Used in epoxy or unsaturated resin and other thermosetting resin.
4. Packing and Storage
Packing: Double coated plastic woven bag, 25kg net; 500kg / 1000kg jumbo bags.
Storage: Dry, ventilated, moisture proof.
聚磷酸铵
1.基础指标
分子式:(NH4PO3)n
密度:约1.9
外观:白色粉末
别称:多聚磷酸铵
2.技术指标
项目名称 | APP Ⅰ | APP Ⅱ | APP Ⅲ | APP Ⅳ |
P2O5 (≥) | 45 | 68 | 70 | 71 |
N (≥) | 25 | 13 | 13 | 14 |
PH值 | 5-7 | 5-7 | 6-7 | 5-7 |
热分解温度(≥) | 完全溶解 | 250 | 270 | 275 |
平均聚合度 | >20 | >50 | >200 | >1000 |
3.应用领域
①应用于配制膨涨型防火涂料。
②应用于粘合剂、密封剂。
③应用于木材、纸张、胶合板、纤维板的阻燃处理。
④应用于环氧树脂或不饱和树脂等热固性树脂中。
4.包装贮存
包装:塑编双层覆膜袋,每袋净重25kg。
贮存:干燥、通风、防潮。
运输:本品为非危险品,运输过程中防止受潮、雨淋和包装破损。
Ammonium Polyphosphate (APP- 8)
CAS No. | 68333-79-9 |
Chemical Formula | (NH4PO3) n, (n>1000) |
Appearance | White, free-flowing powder |
Specifications:
Item | Unit | Standard |
Phosphorus | % (w/w) | ≥31 |
Nitrogen | % (w/w) | ≥14 |
pH value (10% suspension) | 5.5-7.5 | |
Water content | % (w/w) | ≤0.5 |
Thermal decomposition | °C | ≥275 |
Viscosity (25°C,10% suspension) | mPa. s | ≤50 |
Solubility | g/2500px3 water | ≤0.5 |
Average particle size | μm | 8 |
Applications: APP is halogen-free, environment friendly fire retardant. It is non-toxic, non-corrosive and involatile. It does not put out gas or black fume during it is fired, and it can meet the EU standard.
Safety and toxicity: Acute oral toxicity LD50 (rat): ≥2000mg/kg LD50
Storage: Dry, at room temp.
Packing: 25kg / bag, woven bag lined with PE bag
APP Coated with Melamine
CAS No. | 68333-79-9 |
Chemical Formula | (NH4PO3) n, (n>1000) |
Appearance | White, free-flowing powder |
Specifications:
Item | Unit | Standard |
Phosphorus | % (w/w) | ≥29 |
Nitrogen | % (w/w) | ≥17 |
pH value (10% suspension) | 8-9 | |
Water content | % (w/w) | ≤0.25 |
Thermal decomposition(1%) | °C | ≥275 |
Density | 25°C kg/m3 | About 1.9 |
Apparent density | 25°C kg/m3 | About 0.7 |
Viscosity (25°C,10% suspension) | mPa. s | ≤20 |
Solubility | g/2500px3 water | ≤0.3 |
Average particle size | μm | 15 |
Applications: It is halogen-free, environment friendly fire retardant. It is non-toxic, non-corrosive and involatile. It does not put out gas or black fume during it is fired, and it can meet the EU standard.
Safety and toxicity: Acute oral toxicity LD50 (rat): ≥2000mg/kg LD50
Storage: Dry, at room temp.
Packing: 25kg / bag, woven bag lined with PE bag
App Coated with Epoxy (APP coated with 5% epoxy)
CAS No. | 68333-79-9 |
Chemical Formula | (NH4PO3) n, (n>1000) |
Appearance | White, free-flowing powder |
Specifications
Item | Unit | Standard |
Phosphorus | % (w/w) | ≥28 |
Nitrogen | % (w/w) | ≥13 |
pH value (10% suspension) | 6.0-7.5 | |
Water content | % (w/w) | ≤0.25 |
Thermal decomposition(1%) | °C | ≥280 |
Viscosity (25°C,10% suspension) | mPa. s | ≤50 |
Solubility | g/2500px3 water | ≤0.15 |
Average particle size | μm | 25 |
Applications: It is halogen-free, environment friendly fire retardant. It is non-toxic, non-corrosive and involatile. It does not put out gas or black fume during it is fired, and it can meet the EU standard.
Safety and toxicity: Acute oral toxicity LD50 (rat): ≥2000mg/kg LD50
Storage: Dry, at room temp.
Packing: 25kg / bag, woven bag lined with PE bag
APP-5SC (APP coated with silane)
CAS No. | 68333-79-9 |
Chemical Formula | (NH4PO3) n, (n>1000) |
Appearance | White, free-flowing powder |
Specifications:
Item | Unit | Standard |
Phosphorus | % (w/w) | ≥31 |
Nitrogen | % (w/w) | ≥14 |
pH value (10% suspension) | 5.5-7.5 | |
Water content | % (w/w) | ≤0.25 |
Thermal decomposition(1%) | °C | ≥290 |
Density | 25°C kg/m3 | About 1.9 |
Apparent density | 25°C kg/m3 | About 0.7 |
Viscosity (25°C,10% suspension) | mPa. s | ≤100 |
Solubility | g/2500px3 water | ≤0.3 |
Average particle size | μm | ≤18 |
Applications: APP-5SC is halogen-free, environment friendly fire retardant. It is non-toxic, non-corrosive and involatile. It does not put out gas or black fume during it is fired, and it can meet the EU standard.
Safety and toxicity: Acute oral toxicity LD50 (rat): ≥2000mg/kg LD50
Storage: Dry, at room temp.
Packing: 25kg / bag, woven bag lined with PE bag
Ammonium Polyphosphate (APP-MF)
(Melamine resin coated)
CAS No. | 68333-79-9 |
Chemical Formula | (NH4PO3) n, (n>1000) |
Appearance | White, free-flowing powder |
Specifications:
Item | Unit | Standard |
Phosphorus | % (w/w) | ≥28 |
Nitrogen | % (w/w) | ≥15.0 |
pH value (10% suspension) | 4.5-7.0 | |
Water content | % (w/w) | ≤0.25 |
Thermal decomposition | °C | ≥300 |
Density | 25°C kg/m3 | About 1.9 |
Apparent density | 25°C kg/m3 | About 0.7 |
Viscosity (25°C,10% suspension) | mPa. s | ≤20 |
Solubility | g/2500px3 water | ≤0.05 |
Average particle size | μm | 25 |
Applications: APP-MF is halogen-free, environment friendly fire retardant. It is non-toxic, non-corrosive and involatile. It does not put out gas or black fume during it is fired, and it can meet the EU standard.
Safety and toxicity: Acute oral toxicity LD50 (rat): ≥2000mg/kg LD50
Storage: Dry, at room temp.
Packing: 25kg / bag, woven bag lined with PE bag
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