4 4-Oxydiphthalic Anhydride Odpa Cas 1823-59-2
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Ukufanisa
Igama lomkhiqizo: 4,4'-oxydiphthalic anhydride (ODPA)
I-CAS: 1823-59-2
MF: C16H6O7
MW: 310.21
Ama-EINEC: 412-830-4
Iphuzu elincibilikayo: 225-229 ° C (Lit.)
Iphoyili elibilayo: 410.39 ° C (Isilinganiso Esinzima)
Ubuningi: 1.4942 (isilinganiso esinzima)
Inkomba ye-Refreative: 1.6380 (Linganisa)
Ukucacisa
| Igama lomkhiqizo | Odona |
| Ukubonakala | Umhlophe we-powder |
| Ubumsulwa | ≥99% |
| MW | 310.21 |
| Iphuzu elincibilikayo | 225-229 ° C (Lit.) |
Isicelo
4,4'-oxydiphthalic anhydrideisetshenziselwe ukulungiswa kwezinto ze-polymide.
Izimo Zokugcina
Gcina i-recetacle ivalwe futhi igcinwe endaweni epholile neyomile, futhi iqinisekise ukuthi kukhona umoya omncane noma idivaysi yokuqeda emsebenzini
Qinisa
Uma isetshenziswa futhi igcinwe ngokuhambisana nemininingwane, ngeke ibole. Azikho izindlela eziyingozi ezaziwayo. Gwema oxides.
Isikhathi sePosi: Aug-02-2022