Activation in anionic polymerization: Why phosphazene bases are very exciting promoters
Keywords: Anionic polymerization; Phosphazene bases; Phosphazenium counterions; Cryptates; Metal-free initiators; Ring-opening polymerization (ROP); (Meth)acrylates; Epoxides; Cyclosiloxanes; Cyclic esters; Lactams; Cyclopropane-1,1-dicarboxylates;