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Specifications

  Ammonium polyphosphate(phase-II) treated by Silane  
(CF-APP203)
Molecular formula : (NH4PO3)n   n>1000
CAS No.: 68333-79-9   
EINECS No.: 269-789-9
Model No.: CF-APP203
Product description:
Silane modified APP-II(CF-APP203) is a flame retardant based on phosphorus /nitrogen synergism, it is treated by Silane based on CF-APP201 with special method.CF-APP203 is different from CF-APP201 in such features as bellow:
-Reduce solubility in water;
-Reduce viscosity in water;
-Obviously improve dispersibility and compatibility with polymers and resins;
-Increase fluidity of powder;
-Improve thermal expansion efficiency during inflaming retarding process and insulation performance.
 
Specification :
Specification
 
Value
Appearance
 
White powder
P Content                     
%(w/w)
>30
N Content                          
%(w/w)
>13
Density(25℃)
g/cm3
~1.9
Solubility
g/100ml H2O, 25℃
~0.10
pH value
( 10% aqueous suspension )
5.5-7.5
Viscosity
(10%suspension, 25oC)
<20
Average particle size
µm
~15
Particle size(<50 µm)
%(w/w)
>97

Applications:
CF-APP203 can be used for all applications that CF-APP201 is suitable. CF-APP203 has lower solubility in water and viscosity.These features make CF-APP203 is suitable for water-fast intumescent system in polymers(PU, PU,PBT,etc.) and paints.
Use:
-Fiber materials( paper, wood, fireproof textile);
-All kinds of polymers ( sunproof, waterproof, or fireproof outdoor materials);
-Fire-refractory building board, coiled material;  
-Epoxy resin and unsaturated resin;
-Cable and rubber;
-Plastic material of electron device;
-Textile
Packing : 25kg woven bag with plastic liner.