I-BTDA 2421-28-5
Igama lomkhiqizo: 3,3',4,4'-Benzophenonetetracarboxylic dianhydride BTDA CAS: 2421-28-5 MF: C17H6O7 MW: 322.23 I-EINECS: 219-348-1 Iphuzu elincibilikayo: 218-222 °C (lit.) Indawo yokubilisa: 320°C 5mm Ukuminyana: 1,57 g/cm3 Ukuminyana komhwamuko: 1.4 (vs air) Umfutho womhwamuko: <0.1 mm Hg (0 °C) Inkomba ye-refractive: 1.6380 (isilinganiso) Fp: 324 °C Inombolo yepholisi: 761777
1.I-BTDA iyi-monomer ebalulekile ye-polyimide, futhi isetshenziselwa ukukhiqizwa kwezinto ze-polyimide. 2.Isetshenziselwa ukuhlanganiswa kwe-polyimides. 3.I-BTDA i-polymer ecolekileyo egeleza impushana ilungele izinhloso ezijwayelekile. I-BTDA Microfine Impushana encane isiza ukuxubana kuma-epoxy resins. I-BTDA i-ultrapure high-purity, i-high-assay powder ye-polyimide synthesis ebalulekile.
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