UV ABSORBER UV P CAS NO.2440-22-4
Type of posting | Offer |
Category | Plastic Auxiliary Agents |
City / Port | Shanghai, CN, China |
Address | No.10, Jiqingxiang, Shiyicun, Shilou Town, Panyu Dist., Guangzhou.China |
Description | Guangzhou Chengshuai New Material Co.,Ltd. Chemical name: 2-(2'-Hydroxy-5'-methylphenyl)benzotriazole CAS No.:2440-22-4 Molecular formular:C13H11N3O Molecular weight:225.3 Molecular structure Appearance: White to yellowish crystal powder Melting point,℃:128-132 Assay (HPLC), %: ≥99 Ash, %: ≤0.1 Volatility, %: ≤0.5 Light transmittance, %: 440nm≥94% 500nm≥97% UV ABSORBER HOSORB-UVP is a benzotriazole type ultraviolet light absorber (UVA). The max absorbing wavelength range is 270-380nm. It is widely used in a variety of polymers including polypropylene polycarbonate, polyethylene, polyurethane, unsaturated resin, ABS resin, epoxy resin, PMMA, PVC, elastomer, adhesive etc. It almost does not absorb visible light, especially for colorless and transparent products. info at hhochem.com |
Date | 2019 Jul 16, 07:07 |