Kamora ho eketsa hydroxypropyl methylcellulose linthong tse entsoeng ka samente, e ka teteana. Bongata ba hydroxypropyl methylcellulose bo khetholla tlhoko ea metsi ea lintho tse entsoeng ka samente, kahoo e tla ama tlhahiso ea seretse.
Mabaka a 'maloa a ama viscosity ea hydroxypropyl methylcellulose:
1. Ha tekanyo ea polymerization ea cellulose ether e phahame, boima ba eona ba limolek'hule bo ba kholoanyane, 'me viscosity ea tharollo ea metsi e ba holimo;
2. Ha ether ea cellulose e kenella haholo (kapa mahloriso) a eona, ho ba le viscosity e phahameng ea tharollo ea eona ea metsi. Leha ho le joalo, ho hlokahala ho ela hloko ho khetha e kenang e loketseng nakong ea ts'ebeliso ho qoba ho noa ho feteletseng, e leng se tla ama mosebetsi oa seretse le konkreite.
3. Joalo ka diedi tse ngata, viscosity ya tharollo ya ether ya cellulose e tla fokotseha ha mocheso o ntse o eketseha, mme ha mahloriso a ether ya cellulose a ntse a eketseha, tshusumetso ya mocheso e ba kgolo;
4. Tharollo ea hydroxypropyl methylcellulose hangata ke pseudoplastic, e nang le thepa ea ho fokotsa ho kuta. Ha sekhahla sa ho kuta se le seholo nakong ea teko, viscosity e theoha.
Ka hona, ho kopana ha seretse ho tla fokotseha ka lebaka la matla a kantle, e leng se molemo bakeng sa kaho ea ho hohla seretse, e leng se fellang ka ho sebetsa hantle le ho kopana ha seretse ka nako e le 'ngoe.
Tharollo ea hydroxypropyl methylcellulose e tla bontša litšobotsi tsa mokelikeli oa Newtonian ha mahloriso a le tlase haholo 'me viscosity e le tlase. Ha mahloriso a eketseha, tharollo e tla bontša butle-butle litšobotsi tsa mokelikeli oa pseudoplastic, 'me ha mahloriso a le holimo, pseudoplasticity e totobala haholoanyane.
Nako ea poso: Pherekhong-28-2023