Dragonsorb®-329 is an effective anti-aging agent with excellent performance. It is soluble in benzene, styrene, ethyl acetate, slightly soluble in ethanol and insoluble in water. It can absorb UV light of 270-340 nm. It is widely used in PE, PVC, PP, PS, PC, polypropylene fiber, ABS resin, epoxy resin, resin fiber and vinyl acetate. It can also be used in plastic containers, food packaging boxes and other packaging materials, providing them with good light stability effect. The recommended dosage is 0.1% - 0.5%, and the thick product is 0.05-0.2%
Appearance | White powder | |
Melting Point ℃ | 101-106°C | |
Assay | ≥99.0% | |
Volatile | ≤0.5% | |
Residue | ≦0.05% | |
Transmittance (440 nm) | ≥97% | |
Transmittance(500 nm) | ≥98% |