UV Absorber 329 (Benzotriazole, High-Performance Coatings)
CAS 3147-75-9
In StockMOQ
25 kg
Lead Time
7–14 days
Packaging
25 kg drums
Specifications
| Chemical Type | Benzotriazole |
| Appearance | Light yellow to white powder |
| Melting Point | 95–100 °C |
| Absorption Range | 295–375 nm |
| Recommended Dosage | 0.2–0.5% |
FAQ
UV-329 offers a lower melting point for easier dispersion and slightly better extraction resistance vs UV-326. Both cover similar wavelengths; UV-329 is preferred in automotive clearcoat systems.
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