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- UV ABSORBER UV 328 CAS NO.
UV ABSORBER UV 328 CAS NO.
Catalysts & Chemicals Auxiliary | Plastic Auxiliary Agents
USD 10.00 - 18.00 / Kg
100
30MT/MONTH
Shanghai ,China
Yes
Product Description:
Chemical name: 2-(2'-Hydroxy-3', 5'-di-tert-amylphenyl) benzotriazole CAS No.: Molecular formula:C22H29N3O Molecular weight:351.5 Appearance: Slightly yellow powder Assay (HPLC), %: ≥ 99 Melting point,℃:80-88 Ash, %: ≤0.1 Loss on drying, %: ≤ 0.5 Transmittance 460nm≥96% 500nm≥97% Application UV ABSORBER HOSORB-328 is a benzotriazole UV absorber with strong absorption of ultraviolet radiation in the 300-400nm region. It offers excellent light stability to organic substance, good compatibility and outstanding solubility in plastics. It is used in the light stabilization of a wide range of plastics, including polyolefins, polyurethanes, PVC, acrylics, styrenic polymers, unsaturated polyesters, and others. It is also useful in the light stabilization of adhesives and solvent-based coatings. at hhochem.
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