4 4-Oxydiphthalic anhydride ODPA CAS 1823-59-2
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Inkcazo
Igama leMveliso: 4,4′-Oxydiphthalic anhydride (ODPA)
CAS: 1823-59-2
MF: C16H6O7
MW: 310.21
I-EINECS: 412-830-4
Indawo yokunyibilika: 225-229 °C(lit.)
Indawo yokubila: 410.39°C (uqikelelo olurhabaxa)
Ubuninzi: 1.4942 (uqikelelo olurhabaxa)
Isalathiso se-refractive: 1.6380 (uqikelelo)
Inkcazo
| Igama lemveliso | ODPA |
| Imbonakalo | Umgubo omhlophe |
| Ubunyulu | ≥99% |
| MW | 310.21 |
| Indawo yokunyibilika | 225-229 °C(lit.) |
Isicelo
I-4,4′-oxydiphthalic anhydrideisetyenziselwa ukulungisa imathiriyeli yepolyimide.
Iimeko zokugcina
Gcina isitya sivaliwe kwaye sigcinwe kwindawo epholileyo neyomileyo, kwaye uqinisekise ukuba kukho umoya olungileyo okanye isixhobo sokukhupha umoya kwindawo yokusebenza.
Uzinzo
Ukuba isetyenziswe kwaye igcinwe ngokuhambelana neenkcukacha, ayiyi kubola. Akukho zimpendulo ezinobungozi ezaziwayo. Ziphephe iioksidi.
Ixesha lokuposa: Aug-02-2022