SEARCH Articles Figures Tables Amides, polymerization mechanism Anionic polymerization metal amides Cyclic amide polymerization Lithium alkyl amide, polymerization Lithium alkyl amide, polymerization initiator Polymeric amide Polymeric ladder structure lithium amides Ring-Opening Polymerization of Cyclic Amides (Lactams) Ring-opening polymerization cyclic amide Sodium amides polymeric