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Ultraviolet Absorber UV-234 |
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| Description for Ultraviolet Absorber UV-234 : |
Chemical Name: 2-[2`-hydroxy-3`,5`-bis(, -dimethyl benzyl)-phenyl]benzotriazole CAS No:70321-86-7 Molecular formula:C22H29N3O Properties and application: It is a very pale yellowish powder, melting point 139.5-141 , efficient light stabilizer, used for PE, PP polyester and coatings. Appearance :Light yellow powder Melting point 139.5-141 Volatile matter 0.5% Ash content 0.05% Purity 99% Light Transmittance: 460nm≥97%,500nm≥98% Packing: 25 Fiberboard drum |
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