4 4-Oxydiphthaic Anydride Odpa Cas 1823-59-2
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Whakaaturanga
Ingoa Hua: 4,4-Ox'ydiphthaic Anhydride (ODPA)
CAS: 1823-59-2
MF: C16H6O7
MW: 310.21
Einecs: 412-830-4
Rewa te tohu: 225-229 ° C (lit.)
Tekau Poipo: 410.39 ° C (whakatau tata)
Deanity: 1.4942 (whakatau tata)
Te Index Whakahoki: 1.6380 (whakatau tata)
Tautanga
| Ingoa Hua | Oru |
| Putanga | Te paura ma |
| Mā | ≥99% |
| MW | 310.21 |
| Hanumi wāhi | 225-229 ° C (LIT.) |
Puka tono
4,4-Ox'ydiphthaic anydridekia whakamahia mo te whakarite mo te taonga polymide.
Tikanga rokiroki
Kia mau tonu te tangohanga me te rongoa i roto i te waahi raumati me te maroke, ka whakarite kia pai te huringa, te taputapu toto ranei i te waahi mahi
Pūmautanga
Mena ka whakamahia me te rongoa i runga i nga whakaritenga, kaore e pirau. Kaore he tauhohenga kino e mohiotia ana. Kia karo nga oxides.
Te wa tuku: Akuhata-02-2022