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Ultraviolet absorbent UV－326 |
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Chemical name: 2-(2'-Hydroxy-3'-tert-butyl-5'-methylphenyl)-5-chlorobenzotriazole |
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Molecular formula: C17H18N3OCl |
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CAS No.: 3896-11-5 |
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Structural formula:  |
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Chemical indexes: |
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Appearance |
light yellow crystalline powder |
Assay |
≥99% |
Melting point |
137－141°C |
Loss on dry |
≤0.5% |
Light transmittance |
460nm≥97%
500nm≥98% |
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Features and Uses: It is Light stabilizer, it can adsorb the UV ray of 270-380 nanometer, it can be used in PVC, polystyrene, unsaturated resin, polycarbonate, polymethyl methacrylate, polythene, ABS resin, epoxy resin & cellulose resin or used in colorless transparent products. Dosage thin product 0.1-0.5%, thick product 0.05-0.2%. It can be used in the food container. |
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Packing and storage: Ultraviolet absorbent UV－326 is non-toxic, non-inflammable, non-corrosive matter with good storage stability. Packed in plastic bag lined carton, Net wt. 20Kg/drum, or following your demand. |
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