Disclosed are polyesters and polycarbonates of the formulae ##{HEAD ~ STR1}## wherein X is an anion with weak nucleophilicity, A, B, and C represent the number of repeat monomer units, wherein C may be zero, R is selected from the group consisting of hydrocarbon groups and alkylene ether groups, and R is selected from the group consisting of hydrogen, nitro, amide, halide, trimethylsilyl, alkyl groups, and {TAIL ~ alkoxy groups} 
Disclosed are polyesters and polycarbonates of the formulae # # { HEAD ~ STR1 } # # wherein X is an anion with weak nucleophilicity , A , B , and C represent the number of repeat monomer units , wherein C may be zero , R is selected from the group consisting of hydrocarbon groups and alkylene ether groups , and R is selected from the group consisting of hydrogen , nitro , amide , halide , trimethylsilyl , alkyl groups , and { TAIL ~ alkoxy groups }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL