... surfactant 2.Own produce 3.good thickening,bonding,suspension Non-ionic Hydroxyethyl Cellulose(HEC) Synonyms: 2-Hydroxyethyl cellulose ; 2 ... over this scale, their viscosity will reduce.Through surface treatment, in cold water, HEC will disperse, but not coagula ... C. “S” means surface treatment, that is retarded solution product. 3.Applications : As a non-ionic surfactant, with thickening,bonding, ...