3,3',4,4'-Benzophenonetetracarboxylic Dianhydride,CAS:2421-28-5

3,3',4,4'-Benzophenonetetracarboxylic dianhydride,CAS:2421-28-5 is mainly for high temperature composite materials, high temperature fiber, high temperature foam, adhesive, curing agent, coating, electronic adhesive, film and so on.It is widely used in the manufacture of aircraft and ships, and widely used in ketoanhydride polyimide foam.  3,3',4,4'-Benzophenonetetracarboxylic dianhydride is also named as Benzophenone-3,3',4,4'-tetracarboxylic dianhydride; 4,4'-Carbonyldiphthalic anhydride; BTDA.The appearance is white powder.
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Product Details

Identifications:

Name:3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Other name:Benzophenone-3,3',4,4'-tetracarboxylic dianhydride; 4,4'-Carbonyldiphthalic anhydride; BTDA

CAS: 2421-28-5

EINECS: 219-348-1

MF: C17H6O7

MW: 322.23

Melting point: 219-226 ºC

Flashing point: 324ºC

Appearance:white powder

Purity: 99.5%min.(HPLC)

Package: 100g, 1Kg, 5Kg, Bulk package

Availability: in stock

Applications:Chemical intermediate.

2421-28-5

   3,3',4,4'-Benzophenonetetracarboxylic dianhydride,CAS:2421-28-5 is mainly for high temperature composite materials, high temperature fiber, high temperature foam, adhesive, curing agent, coating, electronic adhesive, film and so on.It is widely used in the manufacture of aircraft and ships, and widely used in ketoanhydride polyimide foam.

  3,3',4,4'-Benzophenonetetracarboxylic dianhydride is also named as Benzophenone-3,3',4,4'-tetracarboxylic dianhydride; 4,4'-Carbonyldiphthalic anhydride; BTDA.The appearance is white powder.

  3,3',4,4'-Benzophenonetetracarboxylic dianhydride has been supplying from UCHEM in large quantity with competitive price.


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