Ntho ea bohlokoa ka ho fetisisa ea bohlokoa ka ho fetisisa tharollo ea mllulose e thepa ea bona ea lintho tsa molumeli. Mali a khethehileng a pherekano a batho ba bangata ba khelohileng a 'nang a sebelisoa haholo masimong a fapaneng,' me thuto ea thepa ea Rheology e molemo ho nts'etsopele ea libaka tse ncha tsa kopo kapa ntlafatso ea limaelo tsa kopo. Li Jing from Shanghai Jiao Tonivesithing e ts'oaretsoe thuto e hlophisehileng ka har'a thepa ea Rheological eacarboxexethylcellilose (cmc), ho kenyelletsa le tšusumetso ea liparamente tsa sebopeho sa cmc (boima ba molek'hule le degree ea molek'hule), PH le matla a Ionic. Liphetho tsa lipatlisiso li bontša hore pono ea zero-shear ea tharollo e eketseha ka keketseho ea boima ba limolek'hule le degree. Keketseho ea boima ba molek'hale e bolela kholo ea ketane ea molek'hule, le ho kenella habonolo lipakeng tsa limolek'hule ho eketsa pono ea tharollo; Ho nka sebaka se feto-lekaneng ho etsa hore limolek'hule li hatella tse ling tse thata. Mmuso o teng, molumo oa hydrodynamic ha o kholo, 'me pono e fetoha e kholo. Sebopeho sa tharollo ea CMC se ametseng se eketsa keketseho ea khatello ea maikutlo, e nang le pono e ntle. Kelello ea tharollo e fokotseha ka boleng ba PH, 'me ha e le tlase ho boleng bo itseng, pono e eketsa acid ea acid ebile e nafalitsoe hanyane. CMC ke polymianic polymanic, ha u eketsa li-ione tse monyetejalejaba, k + thebe, k + thebe, Viscossity e tla fokotseha ka nepo. Ho eketsoa ha caz + ho baka pono ea tharollo ea ho fokotseha pele ebe o eketseha. Ha khatello ea Ka2 + e phahame ho feta ntlha ea li-stoichiometric, limolek'hulek'hule tsa cmc li sebelisana le ca2 +, 'me litumela-khoela li teng e teng molemong oa tharollo. Liang Yazin, University of China, joalo-joalo ka mokhoa oa ho hlahloba lipatlisiso le tharollo ea li-ponts'o ea hydroulothyll cellulose (chec). Liphetho tsa lipatlisiso li fumane hore: (1) Hydroxethyl cemalolese boitšoaro ba pono ea polyuctrolyte ka metsing a hloekileng, le pono e fokotsehileng e eketseha le keketseho ea khatello ea maikutlo. Boemo ba ho kenella hare tsa hydroxethyl cemweubethyl (2) Tharollo ea Inchic hydroxethyl e bonts'a litšobotsi tse senang methapo: Ha tharollo ea eketseha Ka leihlo le leng la khatello e itseng ea tharollo ea letsoai, pono e hlakileng ea chec e fokotseha ka keketseho ea letsoai le ekelitsoeng. Tlas'a sekhahla se tšoanang sa sejelo, pono e hlakileng ea Chec ka sebopeho sa khamino ea CALC2 e phahame haholo ho feta ea Chec e Nacl Tharollo ea Tharollo ea Nacl.
Ka ho tepella ho etsa lipatlisiso le keketseho e tsoelang pele ea masimo a kopo, thepa ea tharollo ea lits'ebeletso tse fapaneng le eena e hloka tlhokomelo ea batho. Mohlala, sodium celboxeMethyl cellulolose (Nacmc) le hydroxeeyh e sebelisoa e le melemo ea oli, empa phello ea ho li sebelisa feela E loketseng. Le hoja a ne a hlile a e-na le pono e ntle, e angoa habonolo ke mocheso oa polao le letsoai; Le ha ea morao-rao e na le mocheso o motle le letsoai, bokhoni ba eona ba letsoai bo futsanehile mme litekanyetso li le tse kholo. Bafuputsi ba ile ba kopanya tharollo e 'meli' me ba fumana hore ho etsahala ha tlhahlobo ea mocheso le letsoai e ile ea ntlafatsoa ho isa tekanyong e itseng, 'me ho ile ha ntlafatsoa le ho hana letsoai ha kopo. Veica Sovilj et al. ba ithutile boits'oaro ba Rheological tsa tharollo ea tsamaiso e tsoakiloeng e entsoeng ka HPMC le Nacmc le Sonionic. Boitšoaro ba Rheological tsa sistimi e itšetlehile ka HPMC-Nacmc, HPMC-SDS le Nacmc- (HPMC- SDS) Litlamorao tse fapaneng li etsahetse lipakeng.
Matloana a liphiri tsa liphiri tsa akelose a anngoe ke lintho tse fapaneng tse kang litlatsetso, tsa kantle ho naha. Tomoasi hino et al. o ithutile phello ea ho eketsoa ha nydine ea Rheologypropypropinyl methylcellulo. Ka 25c le mahloriso ka tlase ho 3%, HPMC e bonts'a boitšoaro ba Sechamine. Ha Nikotine e eketsoa, viotice e eketsehile, e neng e bontša hore Nikotine e ile ea eketsa kamano eaHpmclimolek'hule. Nicotine mona ho bonts'a phello ea letsoai e nyolla ntlha ea gel le pog ea hpmc. Matla a mantlha a kang a shear, a tla ba le tšusumetso ea mathata a tharollo ea maiketsetso. Sesebelisoa sa ho ruruha le seletsa se bobebe sa ho hema, ho na le tharollo e matlafatsang, e nang le kutu e kopanyang, mocheso oa mohokahanyi o tla eketseha.
Nako ea poso: Ap-28-2024