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Halogen-free formulation ensuring low smoke and zero corrosive gas emission during combustion.
Excellent thermal stability, maintaining performance up to 300 °C in polymer processing conditions.
High phosphorus content enabling efficient char formation and condensed-phase flame inhibition.
Good compatibility with polyolefins, engineering thermoplastics, and thermoset resins.
REACH-compliant and certified for RoHS-conforming applications in regulated markets.
Wire and cable insulation for low-smoke zero-halogen (LSZH) jacketing compounds.
Flame-retarded polypropylene (PP) and polyethylene (PE) used in automotive interior components.
Electrical enclosures and housings requiring UL 94 V-0 rating at 1.6 mm thickness.
Thermoplastic elastomer (TPE) formulations for flexible building and construction profiles.
Injection-molded parts in consumer electronics where environmental safety and processing reliability are critical.
| Chemical Type | Organophosphorus compound (phosphinate-based) |
| Product Form | Free-flowing white granules |
| Appearance | Off-white to pale yellow granular solid |
| Density (23 °C) | 1.45–1.55 g/cm³ |
| Melting Range | 280–300 °C (DSC, heating rate 10 °C/min) |
| Moisture Content | ≤ 0.3 wt% (by Karl Fischer titration) |
| pH (10% aqueous dispersion) | 6.0–7.5 |
| Primary Applications | Halogen-free flame retardancy for polyolefins and engineering plastics |
Q1: What types of polymers is ICL FR-2100 compatible with?
A: ICL FR-2100 is primarily designed for use in thermoplastic polyolefins such as polypropylene (PP) and polyethylene (PE), including both homopolymers and copolymers. It demonstrates good compatibility and dispersion in these matrices without significant impact on mechanical properties or processing stability.
Q2: How does ICL FR-2100 achieve flame retardancy?
A: ICL FR-2100 functions through a synergistic combination of gas-phase radical quenching and condensed-phase char promotion. Its phosphorus- and nitrogen-based chemistry supports efficient flame inhibition during combustion while enhancing thermal stability and surface char formation in the polymer melt.
Q3: Is ICL FR-2100 suitable for applications requiring low smoke and low toxicity?
A: Yes — ICL FR-2100 is formulated to deliver reduced smoke generation and lower levels of toxic gases compared to traditional halogenated flame retardants. It meets industry expectations for improved fire safety performance in environments where smoke density and combustion gas toxicity are critical concerns.
Q4: What is the typical dosage range for effective flame retardancy?
A: Effective loading generally ranges from 0.1% to 2% by weight, depending on the base polymer, desired flame rating (e.g., UL 94 V-2 to V-0), and presence of other additives. Optimization is recommended via small-scale trials to balance flame performance, physical properties, and processability.
Q5: Does ICL FR-2100 require special handling or stabilization during processing?
A: ICL FR-2100 exhibits good thermal stability up to typical polyolefin processing temperatures (up to ~240°C). It does not require pre-drying and is stable under standard compounding and injection molding conditions. However, prolonged residence time at elevated temperatures should be avoided to maintain optimal performance.
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