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Flame Retardant

Ammonium Polyphosphate (APP)

Product Name:Ammonium Polyphosphate (APP)

Molecular Formula:(NH4PO3)n

Appearance:White Powder

Characteristics:Highly-Active,Excellent processing performance

CAS NO.:68333-79-9

HS CODE:2835399000


Specification

ItemN≥50N≥200N≥1000Water soluble  (tasteless)Water soluble(tasty)
P2O5 content %≥69.0≥70.0≥71.0≥57.0≥32.0
Nitrogen content %≥14.0≥14.0≥14.0≥12.0≥12.0
Mean polymerization Ñ≥50≥200≥1000---≥20
Solubility(g/100mLH2O)------≤1.0Dissolved in waterDissolved in water
Moisture ω/%≥90≥90---------
PH value5.0-7.05.0-7.05.5-7.54.5-6.56.5-8.5
Mean particle diameter(D50)   µ m------≤20------
Moisture %------≤0.25(130℃)------
Viscosity mpa.s------According to customer`s requirements------
Residue on sieve (200 mesh) %------Pass------


Application

used to produce intumescent type fire-retardant coating.

used in plastic, rubber, coating, adhesives, sealant, and fiber.

applied in flame retarding treatment of wood, paper, and fibreboard.

applied in epoxy resin or unsaturated polyester


Package & Storage

40kg/bag, 25kg/bag, paper-polymer outer & PE inner bag

Store in dry, normal temperature, moisture prevention