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        Prefessional 
        Halogen Free Flame Retardant Manufacturer

        Flame Retardant for Epoxy Resin - EPFR-APP223



        Among the PreniphorEPFR-APP(Ⅱ) series of Nitrogen-phosphorus inorganic flame retardants, EPFR-APP223 is a kind of high polymerization degree and crystal typeⅡ ammonium polyphosphate without activation and surface treatment. It is in high content of Phosphorus & Nitrogen, it takes effect by char formation and intumescent mechanism. 


        EPFR-APP223 is highly recommended for epoxy resin.


        Index:

        Test  Item

        Unit

        Target Value

        Whiteness

        ——

        ≥88

        Density

        g/cm3

        1.9

        Bulk Density

        g/L

        700

        Polymerization Degree

        ——

        ≥1000

        pH Value (25℃,10% Suspension)

        ——

        7.59.0

        Viscosity (25℃, 10% Suspension)

        mPa.s

        ≤300

        Decomposition Temp.

        ≥260

        Phosphorus

        % (w/w)

        31.032.0

        Nitrogen

        % (w/w)

        14.015.0

        Water Solubility

        % (w/w)

        ≤0.8

        Average Particle Size (D50)

        μm

        18

        Residue on Sieve

        % (w/w)

            0    40 meshes

        0.001% 60 meshes

         0.03%  150 meshes

        Acid Number

        mgKOH/g

        ≤1.0

        Water/Moisture

        % (w/w)

        ≤0.2

        Toxicity And Environmental Hazard

        ——

        Not Detected







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        Strict Quality Control



        Presafer runs a comprehensive quality control management system, Every step completely meets requirements of ISO 9001:2008, ISO14001:2004, OHSAS18001;2007. We always puts extreme focus on the quality of both raw materials and final products and other details. Here is quality control process.










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        Comprehensive Technical Support



        Presafer has an experienced application team, backed up with complete first class equipments, we are able to provide prompt solutions for any customers anywhere.










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