Hydroxypropyl Methylcellulose (HPMC) ke ether ea bohlokoa ea cellulose e sebelisoang haholo lik'hemik'haleng tsa kaho, ho kenyeletsoa likhomaretsi tsa thaele, seretse se ommeng se kopantsoeng, putty ea leboteng le lihlahisoa tse thehiloeng samente. Bakeng sa bahlahisi le barekisi, ho sebelisana 'moho le fektheri ea HPMC e nang le sebaka se le seng e fana ka tharollo e felletseng, ho tloha tlhahisong ho isa tšehetsong ea tekheniki, e netefatsang boleng bo tsitsitseng le phepelo e tšepahalang.