ammonium polyphosphate (APP)

• Category :

  Catalyst and Auxiliary/Catalyst

• Synonyms :

  PNP;polyphosphoric acids ammonium salts;APP;APP-0;XAP-01;APP-3;APP-1;ammonium polyphosphate flame retardant;Water-SolubleAmmoniumPolyphosphate;CrystallinePhaseIiAmmoniumPolyphosphate;Ammonium Polyphosphate (APP);CF-2;Polyphosphoric acids, ammonium salts;High Temperature Resistance Phase II Ammonium Polyphosphate/APP Flame Retardant;APP Flame Retardant;

• CAS NO :

  68333-79-9

• EC NO :

  269-789-9

• Molecular Formula :

  (NH₄PO₃)n

• Molecular Weight :

• Main Specifications :

  APP 2100

• Packing :

  25kg /bag

• Product description :

  Product Name: APP2100

  CAS NO:68333-79-9

  Molecular Formula: (NH₄)_n+2P_nO_3n+1

  Apearance: White powder

  Performance index:

  Item	Unit	Specification
  P2O5 content	%(w/w)	≥72
  N content	%(w/w)	≥14
  PH Value 1)	(25oC 10%Suspension)	6.5-7.5
  Moisture	%(w/w)	≤0.2
  Thermal decomposition temperature	oC	≥275
  Average size2)	μm	5-15
  Density	g/cm3	1.9
  Packing Density	g/cm3	0.5-0.7
  Solubility(25oC water suspension)	g/100mlH2O	≤0.5
  Degree of polymerization	-	≥1000

  Cautions: 1)pH value can be higher or lower according to the requirements;2)The particle diameter can be controlled according to the requirements.

  Introduction:
  Degree of polymerizationn≥1000Close to neutral, high decomposition temperature, high humidity resistance, water-soluble small, almost insoluble in organic solvents, flame-retardant effect.

  Use:
  (II) APP (APP2100) has become a model system of chemical expansion of the most important and widely used source of acid gas sources, mixed with other flame retardants, mainly for the intumescent fire retardant paint, fire-retardant foam, resin, Rubber, plastics and other products, also can be used for wood, paper, plywood, fiberboard and other fiber materials.

  Package, transportation and storage:

  Package: Woven bags lined with plastic, net weight 25kg per bag.

  Transportation: It is non-dangerous products, avoid moisture, rain and damage when transport

  Storage: Store in dry and ventilated warehouses.

• Uses :

  flame retardant