Absorbens UV UV-326 CAS NO.: 3896-11-5
| Nomen chemicum | 2-(2'-hydroxidum-3'-terti-butyl–5'-methylphenyl)-5-chloro-2H-benzotriazolum |
| Formula molecularis | C17H18N3OCL |
| Pondus moleculare | 315.5 |
| Numerus CAS | 3896-11-5 |
Formula structuralis chemica
Index technicus
| Aspectus | crystallus parvus flavus dilutus |
| Contentum | ≥ 99% |
| Punctum fusionis | 137~141°C |
| Damnum in siccatione | ≤ 0.5% |
| Cinis | ≤ 0.1% |
| Transmissio lucis | 460nm ≥97%; 500nm ≥98% |
Utere
Maxima absorptionis longitudinis undae intervallum est 270-380nm.
Praecipue adhibitum est ad polyvinylchloridum, polystyrenum, resinam insaturatam, polycarbonatum, poly(methylmethacrylatum), polyethylenum, resinam ABS, resinam epoxydicam, et resinam cellulosam, et cetera.
Dosis generalis
1. Polyester insaturatus: 0.2-0.5% ponderis secundum pondus polymeri
2. PVC
PVC rigidum: 0.2-0.5% ponderis secundum pondus polymeri
PVC plasticizatum: 0.1-0.3% ponderis secundum pondus polymeri
3.Polyurethanum: 0.2-1.0% ponderis secundum pondus polymeri
4. Polyamidum: 0.2-0.5% ponderis secundum pondus polymeri
Impacatio et Repositio
Sarcina: 25KG/CARSULA
Conservatio: Stabile in praedio, ventilationem serva et ab aqua et alta temperatura procul.