Thermally Stable and Optically Active Poly(amide-imide)s Derived from 4,4'–(hexafluoroisopropylidene)-N,N'-bis-(phthaloyl-L-methionine) Diacid Chloride and Various Aromatic Diamines: Synthesis and Characterization

S. Mallakpour, and E. Kowsari, Polym. Bull. 2006, 57, 169-178 Thermally Stable and Optically Active Poly(amide-imide)s Derived from 4,4'–(hexafluoroisopropylidene)-N,N'-bis-(phthaloyl-L-methionine) Diacid Chloride and Various Aromatic Diamines: Synthesis and Characterization.