4 4-Oxydiphthalic anhydride ODPA CAS 1823-59-2
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Tsanangudzo
Zita reChigadzirwa: 4,4′-Oxydiphthalic anhydride (ODPA)
CAS: 1823-59-2
MF: C16H6O7
MW: 310.21
EINECS: 412-830-4
Nzvimbo yekunyungudika: 225-229 °C (lit.)
Poindi yekubikira: 410.39°C (yakaomarara fungidziro)
Density: 1.4942 (yakaomarara fungidziro)
Refractive index: 1.6380 (kufungidzira)
Tsanangudzo
| Product name | ODPA |
| Chitarisiko | Upfu chena |
| Kuchena | ≥99% |
| MW | 310.21 |
| Melting point | 225-229 °C(lit.) |
Application
4,4′-oxydiphthalic anhydridekushandiswa kugadzira polyimide zvinhu.
Kuchengetedza mamiriro
Chengetedza mudziyo wakavharwa uye wakachengetwa munzvimbo inotonhorera uye yakaoma, uye ive nechokwadi chekuti panzvimbo yebasa pane mhepo yakanaka yekufefetera kana yekubuditsa mweya.
Kugadzikana
Kana yakashandiswa uye yakachengetwa maererano nezvinodiwa, haizoparari.Hapana maitiro ane ngozi anozivikanwa.Dzivisa maokisi.
Nguva yekutumira: Aug-02-2022