UV Absorber UV-P CAS-P CAS TSIS MUAJ.: 2440-22-4
| Tshuaj lom neeg npe | 2- (2'-hydroxy-5'-Methylphenyl) Benzotriazole |
| Molecular Cov Qauv | C13H11N3O |
| Molecular hnyav | 225.3 |
| Cas tsis muaj. | 2440-22-4 |
Tshuaj Yeeb Nkab Qauv
Kev ntsuas kev
| Kev tshwm sim | Dawb rau Lub Teeb daj Crystal Hmoov |
| Zoo siab | ≥ 99% |
| Melting taw tes | 128-130 ° C |
| Poob rau ziab | ≤ 0.5% |
| Txhos | ≤ 0.1% |
| Teeb kev hloov pauv | 450nm tim 90%; 500nm65% |
Kev siv
Cov khoom no muab kev tiv thaiv ulteriolet nyob rau ntau hom polymers suav nrog cov nplais hom styrene, thiab lwm yam kev ua pa thiab cov ntaub pua av (piv txwv li cov leeg ntoo), acetals thiab cellulose esters. Elastomers, cov nplaum, Polycarbonate sib xyaw ua ke, polyurethanes, thiab qee cov cellulose estrers thiab epoxy cov ntaub ntawv.
Kev ntsuas dej: Cov khoom me: 0.1-0.5%, cov khoom siv tuab: 0.05-0.2%.
1.Unsaturated polyester: 0.2-0.5Wt% raws li cov polymer hnyav
2. Pvc
Rigid PVC: 0.2-0.5Wt% raws li cov polymer hnyav
Yas rau PVC: 0.1-0.3wt% raws li cov polymer hnyav
3. Polyurethane: 0.29.0Wt% raws li lub cev hnyav polymer
4.Polyamide: 0.2-0.5Wt% raws li cov polymer hnyav
Ntim thiab Ntim
Pob: 25kg / thawv
Cia: ruaj khov nyob rau hauv cov cuab yeej, kom qhov cua thiab deb ntawm dej thiab kub.