Italmatch acquires Aubin Group: read the news →

Phoslite B631C

Italmatch Chemicals Markets / Phoslite B631C
Phoslite B631C

Phoslite B631C

Product identification and description

Phoslite B631C is a proprietary low halogen flame retardant synergistic preparation system based on inorganic Phosphinate.

Key features

  • Patented
  • Validate high UV stability in conjunction with proper stabilizers
  • Halogen free on final items according to several standards
  • Easy to disperse and to colour
  • Not blooming and not corrosive
  • Not hygroscopic
  • Antimony free



Flame retardant for polyolefins resins and composites used in extrusion and injection applications where halogen content is lower than limits to classify the final product as “halogen free” according to several international standards. Normally used at concentration from 1% to 3% 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 is 1% on PP homo and around 2% on PP copolymer.


Physical and Chemical properties (1)

Appearance: Fine Powder
Colour: Off white
Odour: Odourless
Bulk Density (Kg/m3): ≈ 400-500
Phosphorus (%) ≈ 23
Halogen (%) ≈ 10
D50 (µm) < 9


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

  • If you need further assistance regarding Phoslite® products, contact us at:

Other Applications