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APP high molecular ammonium polyphosphate(n>1000)
ammonium polyphosphate (n>100)
ammonium polyphosphate (n>30)
Water-soluble Ammonium Polyphosphate
Phosphorus Pentoxide
Polyphosphoric acid
Special Solvent for PP, PE
APP-5I environment friendly fire retardant for engineering plastic
Melamine pyrophosphate (MPP)
Melamine Cyanurate (MCA)

APP-4 halogen-free polyolefin fire retardant 

Appearance:white ,flow powder
Properties:

P
%(w/w)
24.0-25.0
N
%(w/w)
23.0-24.0
Ph (10% suspension )
8.0-9.0
water soluble fraction
(g/100cm3 water ,20oC)
≤ 0.3
decomposed temp. on heat
oC
≥ 275
grain size
um
About 15

Brief
APP-4 is environment friendly fire retardant. is is non-tocxic, non-corrosive and involatile. It give less bed effects to plastic .
APP-4 is halogen-free fire retardant with N and P, it does not offer gas or black fume during it is fired, it can meet the EU standard
Uses
used in polyolefin ,especiall for PP, PE, EVA , mixed with pentaerythritol , its oxygen index is 32.0
Toxicity
APP-4 is non-tocxic fire retardant , but you should wear defence for it is very tiny powder
Packing:25kg in PE lined woven bag

 
 
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