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Halogen-free, environmentally sustainable alternative to traditional brominated flame retardants.
Excellent thermal stability up to 300 °C, enabling compatibility with high-temperature polymer processing.
Low smoke and low toxicity emissions during combustion, meeting stringent fire safety standards (e.g., UL 94 V-0).
Good dispersion in polyolefins and engineering thermoplastics without compromising mechanical properties.
Non-migrating formulation ensures long-term flame-retardant performance and surface integrity.
Wire and cable jacketing for low-smoke zero-halogen (LSZH) cables.
Electrical enclosures and housings in consumer electronics and industrial equipment.
Automotive interior components requiring FMVSS 302 compliance.
Building and construction materials including conduit, ducts, and insulation sheathing.
3D printing filaments for functional flame-retardant prototypes and end-use parts.
| Chemical Type | Organophosphorus-based flame retardant |
| Product Form | Free-flowing white granules |
| Appearance | Off-white to light beige granular solid |
| Density (23 °C) | 1.45–1.50 g/cm³ |
| Melting Range | 280–310 °C |
| Moisture Content (max.) | 0.2 wt.% |
| Primary Applications | Polypropylene (PP), polyethylene (PE), thermoplastic elastomers (TPE) |
| Key Features | Halogen-free, RoHS-compliant, REACH registered |
Q1: What is the primary mode of action for BASF MC50 Flame Retardant?
A: BASF MC50 functions primarily through a condensed-phase mechanism, promoting char formation on the polymer surface during thermal exposure. This protective char layer insulates the underlying material and reduces the release of flammable volatiles.
Q2: Which polymer systems is BASF MC50 typically compatible with?
A: BASF MC50 is designed for use in engineering thermoplastics such as polyamide (PA6, PA66), polybutylene terephthalate (PBT), and polycarbonate (PC) blends. It demonstrates good compatibility and dispersion stability in these matrices when processed via standard melt compounding techniques.
Q3: How does BASF MC50 affect mechanical properties of the final compound?
A: When properly dispersed and dosed within recommended ranges, BASF MC50 generally maintains good balance between flame retardancy and mechanical performance. Impact strength and tensile properties are typically preserved better than with many halogenated alternatives, though optimization may be required depending on the base resin and additive package.
Q4: Is BASF MC50 suitable for applications requiring halogen-free flame retardancy?
A: Yes — BASF MC50 is a non-halogenated, phosphorus-based flame retardant formulated to support compliance with halogen-free requirements in electronics, automotive, and building & construction sectors where low smoke and low toxicity are valued.
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E-mail: wangxingqiang@ericwchem.com
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