Hydroxyethyl methyl cellulose(HEMC) bụ polima na-agbaze mmiri nke a na-ejikarị dị ka ihe na-ekpu mmiri, onye na-ahụ maka gelling, na nrapado. A na-enweta ya site na mmeghachi omume kemịkal nkemethyl cellulosena mmanya vinyl chloride. HEMC nwere ezigbo solubility na ịgba ọsọ, a na-ejikwa ya n'ọtụtụ ebe dị ka mkpuchi mmiri, ihe ụlọ, textiles, ngwaahịa nlekọta onwe onye, na nri.
N'ime ihe mkpuchi mmiri, HEMC nwere ike ịrụ ọrụ n'ịkwado na njikwa viscosity, na-eme ka arụmọrụ na-arụ ọrụ na-arụ ọrụ na mkpuchi nke mkpuchi, na-eme ka ọ dị mfe itinye na ntinye. N'ihe eji arụ ụlọ,MHEC thickenera na-ejikarị eme ihe na ngwaahịa ndị dị ka ngwa ngwa agwakọta akọrọ, ciment ciment, ceramic tile adhesive, wdg. Ọ nwere ike ime ka adhesion ya dịkwuo mma, melite nrịanrịa, ma melite nguzogide mmiri na ịdịte aka nke ihe.