fig11
Figure 11. Chemical structures of (A) PI; (B) PEI; (C) FPE; and (D) fluorene-based polyesters with 4,9-diamantane groups [87]. PI: Polyimide; PEI: polyetherimide; FPE: fluorene polyester; FDAPE: fluorenyl polyester with 4,9-diamantyl group.
Figure 11. Chemical structures of (A) PI; (B) PEI; (C) FPE; and (D) fluorene-based polyesters with 4,9-diamantane groups [87]. PI: Polyimide; PEI: polyetherimide; FPE: fluorene polyester; FDAPE: fluorenyl polyester with 4,9-diamantyl group.
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