Product Name: UV Absorber 326, UV-326
Chemical Name: 2-(2'-hydroxy-3'-tert-butyl-5'-methylphenyl)-5-chlorobenzotriazole
CAS No.: 3896-11-5
Molecular Formula: C17H18N3OCl
Molecular Weight: 315.8
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| specifications︰ | Appearance: Light yellow crystalline powder
Purity, %: 99.0 min.
Melting point, ℃: 137-141
Loss on drying, %: 0.5 max.
Light transmittance, %, 460nm: 97 min.
500nm: 98 min.
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| Applications︰ | It is widely used as Ultraviolet absorbent for polyvinyl chloride, polypropylene, unsaturated resin, poly carbonate, polymethyl methyl acrylic , polyethylene, ABS resin, epoxy resin, fiber resin etc. the recommended dosage is 0.1-0.5%. It can absorb UV radiation of 270-380nm wavelength, but almost does not absorb visible light, so it is particularly capable to colorless and colored products. |
| Export Markets︰ | Europe, USA |
| Packing︰ | 25kg cardboard drum lined with plastic bags |
| Storage & Transport︰ | Store in cool, dry and ventilated place, keep away from direct sunlight. |
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