综合欧美五月丁香五月

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            sell 3,3',4,4'-benzophenonetetracarboxylic dianhydride; BTDA

            BTDA is important monomer of polyimide, and used for production of polyimide material. The material has high temperature resistance, low temperature resistance, corrosion resistance, radiation resistance, insulation, shock resistance, excellent performance. Can be made into structure parts, laminates, films, adhesives, coatings, insulation materials and reinforcing material, etc., can be widely used in the field of aerospace, electrical / electronics, shipbuilding, automobile, precision machinery.

            3,3',4,4'-benzophenonetetracarboxylic dianhydride

            SynonymsBenzophenone-3,3',4,4'-tetracarboxylic dianhydride;

            4,4'-Carbonyldiphthalic anhydride; BTDA

            Molecular FormulaC17H6O7

            Molecular Weight322.23

            CAS2421-28-5

            EINECS219-348-1

            Melting point219-226 oC

            Sublimation220-230 oC

            Flash point324 oC

            Water solubilityREACTS

            Purity:99%

            BTDA is important monomer of polyimide, and used for production of polyimide material. The material has high temperature resistance, low temperature resistance, corrosion resistance, radiation resistance, insulation, shock resistance, excellent performance. Can be made into structure parts, laminates, films, adhesives, coatings, insulation materials and reinforcing material, etc., can be widely used in the field of aerospace, electrical / electronics, shipbuilding, automobile, precision machinery.


            综合欧美五月丁香五月
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