4 4-Oxydiphthalic anhydride ODPA CAS 1823-59-2
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Incazelo
Igama lomkhiqizo: 4,4′-Oxydiphthalic anhydride (ODPA)
CAS: 1823-59-2
MF: C16H6O7
MW: 310.21
I-EINECS: 412-830-4
Iphoyinti lokuncibilika: 225-229 °C(lit.)
Indawo yokubilisa: 410.39°C (isilinganiso esinzima)
Ukuminyana: 1.4942 (isilinganiso esinzima)
Inkomba ye-refractive: 1.6380 (isilinganiso)
Ukucaciswa
| Igama lomkhiqizo | I-ODPA |
| Ukubukeka | Impushana emhlophe |
| Ubumsulwa | ≥99% |
| MW | 310.21 |
| Iphoyinti lokuncibilika | 225-229 °C(lit.) |
Isicelo
4,4′-oxydiphthalic anhydrideisetshenziselwe ukulungisa i-polyimide material.
Izimo zokugcina
Gcina isitsha sivaliwe futhi sigcinwe endaweni epholile neyomile, futhi uqinisekise ukuthi kunomoya omuhle noma idivayisi yokukhipha umoya endaweni yokusebenza.
Ukuzinza
Uma isetshenziswe futhi igcinwe ngokuhambisana nemininingwane, ngeke ibole. Akukho ukusabela okuyingozi okwaziwayo. Gwema ama-oxide.
Isikhathi sokuthumela: Aug-02-2022