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Phoslite B407A

Italmatch Chemicals Markets / Phoslite B407A
Phoslite B407A

Phoslite B407A

Product identification and description

Phoslite B407A is a proprietary non-halogenated flame retardant synergistic preparation system based on inorganic Phosphinate.


Key features

  • Best non-halogenated solution for flame retardant PP UL 94-V2 rating available on the market:
    • Extremely high UV stability and no yellowing
    • Very low influence on polymer rheology and mechanical properties
    • Easy to disperse and to colour
    • Not blooming and not corrosive
    • Not hygroscopic



Flame retardant for polyolefins resins used in extrusion and injection applications showing extremely high UV stability and no yellowing. Normally used at concentration from 4,5% to 10% depending on polymer, formulation, and flame retardant standard to be achieved. Suggested dosage for UL-94 V2 rating, GWIT > 800°C and GWFI 960°C at standard thickness is 4,5% on PP homo and 6% on PP copolymer.


Physical and Chemical properties (1)

Appearance: Fine Powder
Colour: Off white
Odour: Odourless
Bulk Density (Kg/m3): ≈ 400-500
Phosphorus (%) ≈ 31
Density (gr/cc) ≈ 1,8
Thermal stability
(5% weigh loss)
≈ 290°C (TGA, 10°C/min, N2)
D50 (µm) < 9


(1) Typical properties; not to be constructed as specifications


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