EcoFlame S-338 (Potassium Perfluorobutanesulfonate)
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Identification
1. Chemical Name: Potassium Perfluorobutanesulfonate
2. Product Code: EcoFlame S-338
3. CAS No.: 29420-49-3
4. Equivalent Product: 3M FR-2025
5. Molecular Formula: C4F9O3KS
6. Molecular Weight: 338.12
7. Chemical Structure:
EcoFlame S-338 is a transparent fire retardant especially designed for polycarbonate, and it is also referred to as potassium perfluorobutanesulfonate or potassium nonafluorobutanesulfonate.
Function
Our product could make PC plastics conform to flame retardant requirements of UL 94 V0 at a dosage rate of 0.025%-0.05%, while the transmittance is maintained at 90%.
| Item | Specification |
| Appearance | White powder |
| Purity (%) | 98 Min. |
| Loss on drying (%) | 0.1 Max. |
| Free F ion (ppm) | 100 Max. |
| Melting point (°C) | 265 |
| Fe (ppm) | 5max |
| PH | 6-7 |
Packing
EcoFlame S-338 is packed in 25kg fiber drum.
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