4 4-Oxydiphthalic anhydride ODPA CAS 1823-59-2
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Inoa Huahana: 4,4′-Oxydiphthalic anhydride (ODPA)
CAS: 1823-59-2
MF: C16H6O7
MW: 310.21
EINECS: 412-830-4
Ka helu hehee: 225-229 °C(kukui.)
Puni paila: 410.39°C (manaʻo koʻikoʻi)
Mānoanoa: 1.4942
Hōʻike manaʻo: 1.6380 (manaʻo)
Hōʻike
| inoa huahana | ODPA |
| Ka nana aku | Pauda keʻokeʻo |
| Maemae | ≥99% |
| MW | 310.21 |
| Lae hehee | 225-229 °C(māmā) |
Palapala noi
4,4′-oxydiphthalic anhydridehoʻohana ʻia no ka hoʻomākaukau ʻana i kahi mea polyimide.
Nā kūlana mālama
E hoʻopaʻa ʻia ka pahu a mālama ʻia i kahi maloʻo a maloʻo, a e hōʻoia i ka loaʻa ʻana o ka ea maikaʻi a i ʻole nā mea hoʻopau i ka wahi hana.
Paʻa
Inā hoʻohana ʻia a mālama ʻia e like me nā kikoʻī, ʻaʻole ia e decompose. ʻAʻohe ʻike i ʻike ʻia nā hopena ʻino. Hōʻalo i nā oxides.
Ka manawa hoʻouna: ʻAukake-02-2022