1. Catalyst for the ethoxylation of esters;Anon;J. Surfact. Deterg.,2015
2. Emulsifier for Solubilizing Polar Solvents in Oils and Polyols;Baseeth,2018
3. Process for Preparing Alkoxylated Fatty Acid Alkyl Esters;Behler,1999
4. Nonionic Surfactants;Benson,1967
5. Preparation and surface-active properties of polyoxyethyleneglycol;Chandrasekhara Rao;J. Am. Oil Chemists’ Soc.,1977