Tshuaj npe | 2,2′-(1,2-Ethenediyldi-4,1-phenylene) bisbenzoxazole |
Cov mis mos molecular | C28H18N2O2 |
Molecular hnyav | 414.4 ib |
CAS Nr. | 1533-45-5 ib |
Cov qauv tshuaj
Specification
Qhov tshwm sim | Yellowish ntsuab hmoov |
Assay | 98% min |
Melting Point | 357-361 ° C |
Cov ntsiab lus Volatiles | 0.5% max |
Cov ntsiab lus tshauv | 0.5% max |
Pom zoo noj ntau npaum
Txhua 1000Kg polymer ntxiv tus nqi ntawm Optical brightener OB-1:
1.Polyester fiber ntau 75-300g. (75-300 ppm).
2.Rigid PVC, PP, ABS, Nylon, PC 20-50g. (20-50 ppm).
3.Whitening concentrated masterbatch 5-7kg. (0.5-0.7%).
Ntim thiab Cia
Net 25kg / ntawv puv nruas
Khaws cov khoom rau hauv qhov chaw txias, qhuav, zoo-ventilated kom deb ntawm cov khoom siv tsis sib xws.