SINOSORB® UV-234 has the advantages of good compatibility, low volatility, strong UV absorption, and excellent thermal stability. Suitable for polycarbonate, polyester, polyoxymethylene, polydilute amine, polyphenylene ether, thermoplastic polyurethane and polyurethane fiber, etc.
SINOSORB® UV-234
CAS 登录号:70321-86-7
化学名称:2-(2H-benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol
Synonym:Eversorb 76;Milestab 234;THASORB UV-234;UV Absorber UV-234
Structure:
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| 检验项目 (Item) | 指标要求 (Specification) |
| 外观 (Appearance) | Off-white powder |
| Content | ≥99%(HPLC) |
| 熔点 (Melting Point) | 139.5-144℃ |
| Ash | ≤0.1% |
| 挥发分 (Volatile) | ≤0.5% |
| Transmittance | 460nm≥95% 500nm≥97% |
| 检验项目 (Item) | 指标要求 (Specification) |
| Polyvinyl chloride | Polycarbonate Polyester |
| 0.25-0.5% | 0.3-0.5% 0.3-0.5% |
存放在干燥、阴凉、通风良好的库房内。
避免受光照和高温加热。
运输过程中做好防漏、防雨与防暴晒保护。