Synthesis of Novel Optically Active Poly(ester-imide)s by Direct Polycondensation Reaction Promoted by Tosyl Chloride in Pyridine in the presence of N,N-Dimethyformamide

S. Mallakpour, and E. Kowsari, J. Appl. Polym. Sci. 2006, 101, 455-460 Synthesis of Novel Optically Active Poly(ester-imide)s by Direct Polycondensation Reaction Promoted by Tosyl Chloride in Pyridine in the presence of N,N-Dimethyformamide.