sell 4,4'-(4,4'-methylenediphenoxy)bis(phthalic anhydride),BPFDA

4,4'-(4,4'-methylenediphenoxy)bis(phthalic anhydride),BPFDA

Molecular Formula: C25H16F6O8

Molecular Weight: 444.40

Purity: 99.5%

4,4'-(4,4'-methylenediphenoxy)bis(phthalic anhydride),BPFDA be used for the preparation of a polyimide material.