Prefessional 
Halogen Free Flame Retardant Manufacturer

Fireproof Coating Fire Resistant 
 
 - EPFR-APP263



Preniphor™EPFR-APP263 ,a kind of crystal typeⅡ ammonium polyphosphate, encapsulated with melamine formaldehyde based on EPFR-APP224. This product has very low water solubility; even in the high temperature, it is still completely insoluble to the organic solvent. 


EPFR-APP263 is encapsulated with melamine formaldehyde resin. It can be applied in almost all applications. And it is especially recommended to intumescent coating, fabric coating and thermosetting resins (epoxy resin, unsaturated resin and etc.) with high water-resistance requirement.


Index:

Test  Item

Test  Item

Target Value

Whiteness

——

≥86

Density

g/cm³

～1.9

Bulk Sensity

g/L

～900

Polymerization Degree

——

≥1000

pH Value (25℃,10% Suspension)

——

5.5～7.5

Viscosity (25℃,10% Suspension)

mPa·s

≤20

Decomposition Temp.

℃

≥260

Phosphorus Content

% (w/w)

29.0～31.0

Nitrogen Content

% (w/w)

15.0～17.0

Water Solubility

% (w/w)

≤0.04

Average Particle Size (D50)

μm

～20

Residue on Sieve

% (w/w)

＜0.2 (150 meshes)

Acid Value

mgKOH/g

≤0.5

Water Content

% (w/w)

≤0.5

Toxicity & Environmental Harmfulness

——

Not detected








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