Figure 18From: Basic surface-active properties in the homologous series of β-alkyl (C12H25/C18H37) polyethyleneoxy (n = 0-20) propionamides Variation of the effectiveness of surface tension reduction against the oligomerization degree (n) of the polyoxyethylene chain in the homologous series of LM(EO) n PD and CS(EO) n PD, respectively. Back to article page