UV absorber UV-326 CAS NO.: 3896-11-5
| Zita remakemikari | 2-(2′-hydroxide-3′- tertiary butyl–5′-methylphenyl) -5 -chloro-2H-benzotriazole |
| Molecular formula | C17H18N3OCL |
| Molecular uremu | 315.5 |
| CAS NO. | 3896-11-5 |
Kemikari structural formula
Indekisi yehunyanzvi
| Chitarisiko | light yellow crystal diki |
| Content | ≥ 99% |
| Melting point | 137~141°C |
| Kurasikirwa pakuomeswa | ≤ 0.5% |
| Ash | ≤ 0.1% |
| Light transmittance | 460nm≥97%; 500nm≥98% |
Shandisa
Max absorption wave kureba kureba ndeye 270-380nm.
Iyo inonyanya kushandiswa kuita polyvinyl chloride, polystyrene, unsaturated resin, polycarbonate, poly (methyl methacrylate), polyethylene, ABS resin, epoxy resin uye cellulose resin nezvimwe.
General dosage
1. Unsaturated Polyester: 0.2-0.5wt% zvichienderana nehuremu hwepolymer
2. PVC
Yakaomarara PVC: 0.2-0.5wt% zvichienderana nehuremu hwepolymer
Plasticized PVC: 0.1-0.3wt% zvichienderana nehuremu hwepolymer
3.Polyurethane: 0.2-1.0wt% zvichienderana nehuremu hwepolymer
4. Polyamide: 0.2-0.5wt% zvichienderana nehuremu hwepolymer
Kurongedza uye Kuchengeta
Package: 25KG/CARTON
Kuchengetedza: Yakagadzikana mumudziyo, chengetedza mhepo uye kure nemvura uye kupisa kwakanyanya.