Focus on Cellulose ethers

Iimpembelelo zoBubushushu kwi-Hydroxy Ethyl Cellulose Solution

Iimpembelelo zoBubushushu kwi-Hydroxy Ethyl Cellulose Solution

IHydroxy Ethyl Cellulose (HEC) yipolymer enyibilikayo emanzini esetyenziswa kakhulu kumashishini ahlukeneyo afana nezithambiso, amayeza, kunye nokutya njenge-thickener, binder, kunye ne-stabilizer.I-viscosity yezisombululo ze-HEC zixhomekeke kakhulu kwiqondo lokushisa, kwaye utshintsho kwiqondo lokushisa lunokuchaphazela iimpawu ezibonakalayo zesisombululo.

Xa ubushushu besisombululo se-HEC sanda, i-viscosity yesisombululo iyancipha ngenxa yokunciphisa i-hydrogen bonding phakathi kwamaketanga e-polymer.Oku kuncipha kwe-viscosity kubonakala ngakumbi kumaqondo okushisa aphezulu kwaye kubangela isisombululo esincinci, esincinci.

Ngokwahlukileyo, xa ukushisa kwesisombululo se-HEC kuyancipha, i-viscosity yesisombululo iyanda ngenxa yokunyuka kwe-hydrogen bonding phakathi kwamaketanga e-polymer.Oku kwanda kwe-viscosity kubonakala ngakumbi kumaqondo okushisa aphantsi kwaye kubangela isisombululo esinamandla, esifana ne-gel.

Ukongezelela, utshintsho kwiqondo lokushisa kunokuchaphazela ukunyibilika kwe-HEC emanzini.Kwiqondo lokushisa eliphezulu, i-HEC iyancibilika ngakumbi emanzini, ngelixa kubushushu obuphantsi, i-HEC iba yi-soluble encinci emanzini.

Ngokubanzi, iimpembelelo zokushisa kwisisombululo se-HEC zixhomekeke ekugxininiseni kwe-polymer, uhlobo lwe-solvent, kunye nokusetyenziswa okuthe ngqo kwesisombululo se-HEC.


Ixesha lokuposa: Mar-21-2023
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