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Contact Person : Mr. Liu Tony
Company Name : Zhejiang Longyou Sihai Chemical Industry Co., Ltd.
Tel : 0086-570-7647988
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Address : Zhejiang,Longyou County,Zhejiang Province,Zhuangzhi Road No.26,South Industrial Park,Longyou County,Zhejiang Province,China
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Crystalline II type ammonium polyphosphate(APP)

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Related Categories:Chemical Auxiliary Agent

1.No halogen 2.No toxicity 3.High degree of polymerization 4.Quality products with low prices

Crystalline II type ammonium polyphosphate (APP)

Appearance: White, flow powder

Technical index

No.	Index name	Value
1	Degree of polymerization	>1000
2	P %(w/w)	31.0-32.0
3	N %(w/w)	14.0-15.0
4	PH value (20°C,10% Suspension)	5.5-7.0
5	Moisture %	<0.25
6	Thermal decomposition temperature °C	≥275
7	Density (25°C,Kg/L)	about 1.9
8	Bulk Density (25°C,Kg/L)	about 0.7
9	Viscosity (25°C, 10% Suspension) mpa.s ≤	100
10	Water-solubility (g/100cm3 water) ≤	0.5
11	Average size um	10-30

Uses: APP is mainly used in intumescent fire retardant coatings and polyurethane foam, also be used in the flame retardance of fiber, wood and rubber products. With high Molecular Weight (n>1000)and stability, it can be used as the active matter of intumescent flame-retardant thermoplastic, especially for fire retardant PP (UL94-V0) and cable materials

Crystalline II type ammonium polyphosphate(APP)