UV Absorber 2908 (UV-2908) CAS 67845-93-6
UV Absorber 2908 belongs rau chav kawm ntawm hindered hydroxybenzoate lub teeb stabilizer. UV-2908 yog qhov tsim nyog tshaj plaws rau kev tiv thaiv polyolefins, polycarbonate thiab cov tshuab uas muaj cov nplaim hluav taws kub thiab cov thioesters.
| Yam khoom | INDEX |
| Qhov tshwm sim | Dawb rau lub teeb daj hmoov |
| Kev ntsuas,% | ≥ 98 |
| Melting Point (℃) | 59.00-64.00 ℃ |
| Volatile(%) | ≤0.50 |
| Volatile(%) | ≤0.10 |
| Transmittance (%): 460nm | ≥ 95.00 Nws |
| Transmittance (%): 500nm | ≥ 97.00 Nws |
Cov khoom no yog ib qho kev ua haujlwm zoo heev, tiv thaiv kev laus, muaj peev xwm nqus tau cov hluav taws xob ultraviolet ntawm 270-340 nanometers, dav siv rau PE, PVC, PP, PS, PC, polypropylene fiber, ABS resin, epoxy resin, resin fiber ntau. thiab ethylene -vinyl acetate thiab lwm yam. Nws tuaj yeem siv rau hauv cov thawv yas thiab cov thawv ntim khoom noj ua cov khoom ntim, muab cov txiaj ntsig zoo-stabilizing. Pom zoo noj: 0.1-0.5% rau cov khoom nyias thiab 0.05-0.2% rau cov khoom tuab.
25kgs / nruas, 9tons / 20'container, 25kgs / hnab, 20tons / 20'container.
Khaws rau hauv qhov chaw qhuav thiab qhov cua hauv chav tsev, tiv thaiv tshav ntuj ncaj qha, me ntsis pawg thiab muab tso rau.
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