Other name:Benzophenone-3,3',4,4'-tetracarboxylic dianhydride; 4,4'-Carbonyldiphthalic anhydride; BTDA
Melting point: 219-226 ºC
Flashing point: 324ºC
Package: 100g, 1Kg, 5Kg, Bulk package
Availability: in stock
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.