Optical Brightener OB-1 for PVC
| Nomen chemicum | 2,2′-(1,2-Ethenediyldi-4,1-phenylene) bisbenzoxazole |
| Formulae hypotheticae | C28H18N2O2 |
| M. pondus | 414.4 |
| CAS NO. | 1533-45-5 |
Chemical structure
Specification
| Aspectus | Flavo viridi pulveris |
| Assay | 98% min |
| Liquefactio Point | 357~361°C |
| Volatilia Content | 0.5% max |
| Cinis content | 0.5%max |
Commendatur dosis
Omne 1000Kg polymer adiecit moles Optica clarior OB-I;
1.Polyester über 75-300g. (75-300ppm).
2.Rigidum PVC, PP, ABS, Nylon, PC 20-50g. (20—50ppm).
3.Masterbatch dealbatio contracta 5-7kg. (0.5—0.7%).
Sarcina et at
Net 25kg/plena charta tympanum
Productum in loco frigido, sicco, bene ventilato repone ab materiae repugnantia.
Epistulam tuam hic scribe et mitte nobis