3,3′,4,4′-Biphenyltetracarboxylic dianhydride CAS 2420-87-3

CAS:2420-87-3

Tātai rāpoi:C16H6O6

Taumaha rāpoi:294.22

EINECS:219-342-9

kupu taurite:3,3',4,4'-Biphenyltetracarboxylic dianhydride 97%; 4,4'-Biphthalic Anhydride (kua purea e te sublimation); 3,3'4,4'-Biphenyl tetracarboxylic acid dianhydride(s-BPDA); S-BDPA; S-BPDA; [5,5'-biisobenzofuran]-1,1',3,3'-tetrone; [5,5'-Biisobenzofuran]-1,1',3,3'-tetrone; 5,5'-Biisobenzofuran-1,1',3,3'-tetrone

Waiho To Karere

Taipitopito Hua

Tikiake

Tohu Hua

He aha te 3,3',4,4'-Biphenyltetracarboxylic dianhydride CAS 2420-87-3?

3,3 ', 4,4' - Ko te Biphenyltetracarboxylic dianhydride he mea nui te polyimide monomer me te whanui o nga tono i roto i te whakahiato o nga rauemi polyimide aatete teitei. Ka whakamahia mo te hanga i nga hua polyimide me o raatau rauemi hiato, nga takawaenga rongoa

Whakatakotoranga

Tūemi	Whakatakotoranga
Kohuatanga	614.9±48.0 °C(I Matapaetia)
Kiato	1.625±0.06 g/cm3(Whakaahua)
Te rewa	299-305 °C (marama)
λmax	300nm(marama)
Maamaa	99%
Nga tikanga rokiroki	Te hau hau, Te Pamahana o te rūma

Taupānga

3,3 ', 4,4' - Ka whakamahia te Biphenyltetracarboxylic dianhydride ki te whakaputa i nga hua polyimide me o ratou rauemi hiato, takawaenga rongoa, monomers polyimide, me te hanga i nga taonga polymer hou penei i te kapia me nga kiriata PI.