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

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

I-CAS:2421-28-5

Ifomula yeMolekyuli:C17H6O7

Ubunzima beemolekyuli:322.23

I-EINECS:219-348-1

Izithethantonye:3,3', 4,4'-Benzophenonetetracarboxylic acid dianhydride; 3,3', 4,4'-Tetracarboxybenzophenone dianhydride; 3,3', 4,4'-benzophenonetetracarboxylicaciddianhydride; I-BENZOPHENONETETRACARBOXYLIC ACID DIANHYDRIDE; I-BENZOPHENONE-TETRACARBOXYLIC-DIANHYDRIDE; I-BTDA~4,4-Carbonyldiphthalic anhydride

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Iinkcukacha zeMveliso

Khuphela

Iithegi zeMveliso

Yintoni i-3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS 2421-28-5?

3,3 ', 4,4' - I-Benzophenonetetracarboxylic dianhydride yi-brownish crystalline powder. Iqondo lokunyibilika kwale nto yi-218.67 ° C, kwaye iyabola kwi-360 ° C. Ubushushu bokutsha okuzenzekelayo buphezulu kakhulu, kwaye akukho kutsha kubonweyo. Ubuninzi bento yi-1.5452g/ml, kwaye uxinzelelo lomphunga yi-6.53E-011Pa.

Inkcazo

Into	Inkcazo
Indawo yokubila	320°C 5mm
Uxinano	1,57 g/cm3
Indawo yokunyibilika	218-222 °C (elikhanyayo)
Indawo yokuflasha	324 °C
ukumelana nokuxhathisa	1.6380 (uqikelelo)
Iimeko zokugcina	Umoya ongcolileyo, Ubushushu begumbi

Isicelo

I-BTDA isetyenziswa njengesixhobo esiphakathi ekuvelisweni kweemveliso zeplastiki okanye iikhemikhali ezincinci kwicandelo lemizi-mveliso. I-polymer monomer, esetyenziselwa ukwenziwa kwezinto zepolymer ezimelana nobushushu obuphezulu.