综合欧美五月丁香五月

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            sell 4,4'-(hexafluoroisopropylidene)diphthalic anhydride; 2,2-bis(3,4-anhydrodicarboxyphenyl)hexafluoropropane; 6FDA

            4,4'-(hexafluoroisopropylidene)diphthalic anhydride2,2-bis(3,4-anhydrodicarboxyphenyl)hexafluoropropaneMolecular Formula: C19H6F6O6Molecular Weight: 444.24CAS Registry Number: 1107-00-2EINECS &nbs

            4,4'-(hexafluoroisopropylidene)diphthalic anhydride

            2,2-bis(3,4-anhydrodicarboxyphenyl)hexafluoropropane

            Molecular Formula: C19H6F6O6

            Molecular Weight: 444.24

            CAS Registry Number: 1107-00-2

            EINECS  214-170-0

            Melting point  244-247 oC

            Purity: 99.5%

            4,4'-(hexafluoroisopropylidene)diphthalic anhydride (2,2-bis(3,4-anhydrodicarboxyphenyl)hexafluoropropane) be used for the preparation of a polyimide material.


            综合欧美五月丁香五月
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