Hydroxeeyl celloulose (Hec)Na ke motho ea sa qhale metsi ka metsi Leha ho le joalo, Hec o na le alloulity ea metsi a phahameng le hydrophobicity e fokolang, e ka lebisang mefong ea ts'ebetso maemong a mabeli a kopo. Ka hona, hydrophoned ea hydrophobied hydrophobied hydrophookll conloulose
1. Bohlokoa ba ho fetoloa ha hydrophobikyl cellulose
Ho ntlafatsa thepa ea makhoaba le thepa ea li-rheological
Ho feto-fetoha ha hydrophobic ho ka ntlafatsa boleng bo matla ba Hec, haholo-holo ka litekanyetso tse tlase tsa tšepe. E bontša pono e phahameng, e thusang ho ntlafatsa thipixopty le pseudoplations of sistimi. Setša sena se bohlokoa haholo masimong a makhopho a makhopho, oli ea oli ea oli ea oli ea oli ea oli ea oli, e le ho ntlafatsa phello ea sehlahisoa.
Ntlafatsa ho tsitsipana le maemo a phahameng
Ho tloha ha Hec e fetotsoe ka thata tharollo ea ho akheha, e ntlafala haholo, e ntlafatsa karohano ea emumo, le ho ntlafatsa phello ea metsi. Ka hona, e na le boleng bo bongata ba kopo masimong a bopehileng ba ho bopesa le bosira le lihlahisoa tsa lijo.
Ntlafatsa khatello ea metsi le thepa e etsang lifilimi
HEC ea setso e ea hydrophilic le e qhibiliha habonolo ka har'a libaka tse huditor kapa metsi tse amang metsi a hanyetsang metsi kapa metsi a amang metsi a hanyetsa metsi. Ka phetoho ea hydrophobic, ts'ebeliso ea eona ea borena, likhakamelo, lipampiri le maemo a mang a ho etsa li-forli tsa metsi li ka ntlafatsoa.
Ntlafatsa thepa ea shear e tenang
Hydrophobic-e feto-fetotsoeng hec e ka fokotsa liketsahalo tlasa maemo a phahameng a shelle, ha a ntse a boloka litšebelisano tse tlase, ka ho etsa joalo. E na le boleng ba bohlokoa indasteri e kang ho ba oli ea oli le ho bokooa ha meralo.
2. Ho fetoloa ha hydroxethyl cellulosese
Phetolelo ea Hec hydrophobic e fumaneha ka ho hlahisa lihlopha tsa eona tsa hydrophobic ho fetola thepa ea eona ea kutloano le tse tona ea ho grafting kapa phetoho ea 'mele. Mekhoa e tloaelehileng ea hydrophobic e tjena:
Gydrophobic Group
Kenyelletsa Alkyl (a joalo ka Hexadecyl), aryl (a joalo ka Phenyl) Ka mohlala:
Ho sebelisa mohopolo kapa mokhoa oa ho itlotsa ka nako ea graft long-Chain Alkyl, joalo ka Hexadecyl kapa Octyl, ho theha mofuta oa hydrophobic o kopanetsoeng.
Kenyelletsa lihlopha tsa silicone ka phetoho ea Siloxone ho ntlafatsa khanyetso ea eona ea metsi le leraba.
Ho sebelisa phetoho ea ho foka ho ntlafatsa khatello ea leholimo le hydrophobicity, e etsang hore e loketse likokoana-hloko tse phahameng kapa likopo tse khethehileng tsa tikoloho.
Copolymerization kapa phetoho e hokahanyang
Ka ho hlahisa li-comonors (joalo ka li-agenlates) kapa li-agens tse hokahanyang (joalo ka tse amanang le Epolo Mohlala, u sebelisa hec esius emulus e matla ho ea ntlafatsa matla le phello ea emulsion.
Ho fetoloa 'meleng
Ho sebelisa Adsordown kapa theknoloji ea ho robala, limolek'hule tsa hydrophobic li koaheloa holim'a Hec ho theha hydrophobicity e itseng. Mokhoa ona ha o na bonolo ebile o loketse lits'ebetso ka litlhoko tse ngata tsa botsitso ba lik'hemik'hale, joalo ka lijo le meriana.
Phetoho ea Metsoalle ea Hydrophobic
Ka ho kenyelletsa lihlopha tse nyane tsa hydrophobic ho heclek'hule, e etsa karolo ea ho akheha ka tharollo ea aquickius, ka tsela eo, e ntlafatsa bokhoni bo matla. Mokhoa ona o sebelisoa haholo nts'etsopele ea li-thickeners tse phahameng 'me e loketse makhapetla a makhapetla a sebetsang, a oli ea oli le masimo a mang.
Ho fetoloa ha hydrophobichydroxeeyl celluloseseke mokhoa oa bohlokoa oa ho ntlafatsa tšebetso ea ona ea kopo, e ka ntlafatsang bokhoni ba eona bo matlahali, botsitso ba khatello ea maikutlo le thepa ea litšila. Mekhoa e tloaelehileng ea metheo e kenyelletsa sehlopha sa hydrophompic, copolymerization kapa phetoho ea ho hokahanya, ho feto-fetoha ha mekhatlo ea hydrophobic. Khetho e loketseng ea mekhoa ea lekhetho e ka ntlafatsa ts'ebetso ea Hec ho ea ka litlhokahalo tse fapaneng tsa kopo, tlhokomelo ea maoto le meriana ea oli le meriana.
Nako ea poso: Mar-25-2025