3,3′,4,4′-Benzophenonetetracarboxylic dianhydride CAS 2421-28-5

CAS:2421-28-5

Tātai ngota:C17H6O7

Taumaha ngota:322.23

EINECS:219-348-1

Ngā kupu taurite:3,3',4,4'-Benzophenonetetracarboxylic acid dianhydride; 3,3',4,4'-Tetracarboxybenzophenone dianhydride; 3,3',4,4'-benzophenonetetracarboxylic acid dianhydride; BENZOPHENONETETRACARBOXYLIC ACID DIANHYDRIDE; BENZOPHENONE-TETRACARBOXYLIC-DIANHYDRIDE; BTDA~4,4-Carbonyldiphthalic anhydride

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Taipitopito Hua

Tikiake

Ngā Tohu Hua

He aha te 3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS 2421-28-5?

3,3 ', 4,4' - He paura tioata parauri te benzophenonetetracarboxylic dianhydride. Ko te ira rewa o tēnei matū he 218.67 ° C, ā, ka pirau i te 360 ° C. He tino teitei te pāmahana mura ohorere, ā, kāore i kitea he mura. Ko te mātotoru o te matū he 1.5452g/ml, ā, ko te pēhanga kohu he 6.53E-011Pa.

Whakatakotoranga

Taonga	Whakatakotoranga
Te pūwāhi koropupū	320°C 5mm
Kiato	1.57 karamu/cm3
Te pūwāhi rewa	218-222 °C (whakamārama)
pūwāhi mura	324°C
ātete	1.6380 (whakatau tata)
Ngā tikanga rokiroki	Āhua kore mahi, Pāmahana Rūma

Tono

E whakamahia ana te BTDA hei takawaenga i roto i te hanga hua kirihou, i ngā matū pai rānei i roto i te rāngai ahumahi. Ko te monomer polymer, e whakamahia ana mō te hanga rauemi polymer ātete ki te pāmahana teitei.