Ammonium Polyphosphate

CHARACTERISTICS: A PP with high polymerization has low solubility in water, it can be applied to the products with high humidity/water. I t contain high phosphorus,also it has high chemical stability. I t can be used in solvent/water based intumescent coatings. And is used as flame retardant in...

Product Details
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Chemical name:

Ammonium Polyphosphate

Synonyms:

APP

CAS No. :

68333-79-9   

Formula:

(NH4PO3)n

 

CHARACTERISTICS:

APP with high polymerization has low solubility in water, it can be applied to the products with high humidity/water.

It contain high phosphorus,also it has high chemical stability.

It can be used in solvent/water based intumescent coatings. And is used as flame retardant in flexible and rigid urethane foams,unsaturated polyesters,epoxies,acrylics and polyurethanes.

 

SPECIFICATION:

Appearance

White free-flowing powder

pH value of 10% suspension, 25 ℃

5.5 - 7.0

Acid number, mgKOH/g

≤ 1.0

Solubility in Water@25 ℃, g/100ml

≤ 0.5

Nitrogen %

14.0-15.0

Phosphorus (as P) %

31.0-32.0

Density g/cm3

approx. 1.9

Bulk density g/cm3

approx. 0.7

Viscosity of 10% suspension @25 ℃,mPa.s

≤ 100

Degree of polymerization

> 1000

Average Particle Size (D50) µm

approx. 15

Marks:Meantime we also provide many types APP with different specifcations.

 

PACKING & STORAGE:

Packed in 25 kg net bags or big bags

Store in ventilated, dry place, avoid direct sunlight.



Our Ammonium Polyphosphate have broad market prospects, good economic benefits and room for continuous improvement. With continuous improvement and innovation, we endeavor to provide better and professional service to the customers all over the world. Our company continues to integrate innovation, improve and upgrade in technology, quality and service! We have always carried out extensive and in-depth exchanges and cooperation with the industry with an open and integrated mentality!
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