High-Efficiency Flame Retardant Additive for Transparent Polycarbonate

TUW-FR430
TUW-FR430 is a fluorine‑based, halogen‑free flame retardant additive designed specifically for transparent polycarbonate. At very low dosages (0.06–0.1%), it achieves UL94 V‑0 rating while preserving optical clarity and mechanical properties, offering high thermal stability and a wide processing window.
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Product Description
TUW‑FR430 is a high‑performance flame retardant additive based on perfluoroalkyl sulfonate. It is free of bromine, antimony, chlorine, and phosphorus, making it an environmentally friendly choice for demanding polycarbonate applications. Its exceptional efficiency allows flame retardancy to be achieved with minimal addition levels, ensuring that the final product retains its transparency, color, and initial physical properties.

Key Features & Benefits

  • Halogen‑free (no Br, Sb, Cl, or P)

  • Achieves UL94 V‑0 rating at 0.06–0.1% loading in PC

  • Preserves transparency and optical clarity

  • High thermal stability (decomposition >400°C)

  • Wide processing window suitable for extrusion and injection molding

  • Compatible with transparent polycarbonate resins

Typical Properties

PropertyValue
AppearanceWhite powder
Purity≥ 99 wt%
Melting Point270–273°C
Decomposition Temperature>400°C
pH Value (5% solution)5–7

Applications
TUW‑FR430 can be added directly or predispersed into a masterbatch, then compounded with polycarbonate via twin‑screw extrusion at temperatures above 280°C. The flame‑retardant PC compounds are suitable for manufacturing films, sheets, plates, injection‑molded parts, and other profiles.
End‑use sectors include:

  • Home appliance components

  • Rail transit and (new energy) automotive parts

  • 3C electronic products

  • Lighting fixtures and switches

  • Outdoor equipment

  • 5G communications infrastructure

  • Building materials

  • Aerospace applications

Packaging
Available in 5 kg and 20 kg plastic pails.

Storage & Handling
Store in a ventilated, dry, and cool area away from moisture. Keep isolated from strong oxidizing and acidic substances. Refer to the product packaging for the"Use By"date. Always read the Safety Data Sheet (SDS) before use.

Regulatory Compliance
Listed in TSCA and REACH (restriction limit: ≤ 0.1%).

Safety Overview

  • Causes serious eye damage (Category I).

  • Use appropriate personal protective equipment (chemical goggles, protective gloves, and flame‑retardant anti‑static footwear) during handling.

  • In case of eye contact, rinse immediately with plenty of water for at least 15 minutes and seek medical attention.

  • Stable under normal storage and use conditions; no hazardous decomposition products when handled properly.

  • Not classified as dangerous goods for transport (IMDG‑CODE).