CilboxeMethyl Cellulose (CMC) ke motsoako o tukang ka metsi ka mokhoa o boima oa metsi ka ho senyeha hamolemo, ho tsitsa le ho tsitsipaola le ho tsitsipaola le sekhobo se matla. E fumanoa ka ho fetola lihlopha tsa hydroxyl ka ketane ea li-call tsa cellulase liloneng tse nang le lihlopha tsa carboxyMethMl (-ch2cooh). Phetoho ena ea lik'hemik'hale e etsa hore molamu o matla o na le hydrophlica e matla le ho se hloella hantle, haholo-holo ka tharollo, e leng lijo, litlolo, litlolo le masimo a mang.
1. Tlhaloso le lintlha tse susumetsang tsa cmc
Ho senyeha ha cmc hangata ho bolela bokhoni ba eona ba ho qhalana le ho qhibiliha ka metsing kapa li-solvent tse ling. Noelsuuble, empa ka boeona ha e ea phutholoha metsing, empa kamora ho fetola, CMC e na le liallo tse ngata tsa metsi. Ho senyeha ha eona ho angoa ke lintlha tse ngata, haholoholo ho kenyelletsa likarolo tse latelang:
Boima ba Molecular: Boima ba limolek'hule tsa cmc ka kotloloho bo ama litsiso tsa eona ka kotloloho le ho senyeha. Boima bo phahameng ba molek'hule hangata bo bolela sebopeho sa lipalesa se seholo, se ka u lebisang ho felisoa ha tharollo ea ho qetela, ka ho etsa joalo li ama phello ea ho se hloekise. CMC e nang le boima ba lisele tse tlase e na le ho senyeha hamolemo ka tharollo, empa phello ea eona ea mahlo e fokola.
Degree ea carboxyMethylation: CMC e amana haufi le tekanyo ea eona ea phetoho ea lik'hemik'hale. Ka mokhoa o phahameng oa carboxymehlation ho bolela lihlopha tse ling tse ling tsa hydrophilic (-cooh) ka molek'hule, e ka ntlafatsa tšebelisano lipakeng tsa cmc. Che, ho fapana le hoo, tekanyo e tlase ea carboxmyMethEtion e ka lebisa ho li akheloang haholo CMC, kapa esita le bothata ba ho qhala.
Boleng ba Phello: Mollo le ho senyeha ha CMC li ka fapana haholo ka boleng ba PH. Maemong acidic kapa a sa nke lehlakore, cmc hangata e hasana haholo; Ha a ntse a le tlasa maemo a Alkaline, hydrophphility ea cmc, e ka eketsa pono ea tharollo ea cmc mme e ama ho se fokotsehe. Ka hona, phetoho ea boleng ba PH e bohlokoa bakeng sa ho senyeha ha cmc.
Matla a Ionic: Ho tsepamisa mohopolo ho tharollo ho tla ama ho senyeha ha cmc. Mefuta e meholo ea letsoai kapa lintho tse ling tse nang le ionized lintho tse ling li ka fokotsa sello sa eona le ho se khonehe ka ho sebelisana le lisoche tse mpe. Cmc ho bonts'a phello e ntle e sa hloekang tlasa matla a beonic.
Mocheso: Mocheso o boetse o na le phello e itseng ho ba hanyetsoang ke CMC. Ka kakaretso, keketseho ea mocheso e tla potlakisa ts'ebetso ea ho qhalationtion ea CMC le ho ntlafatsa ho fokotseha. Leha ho le joalo, mocheso o phahameng haholo o ka etsa hore mofeto kapa karolo ea chain ea cmc molek'hang e amang botsitso ba eona le ho se hloeka. Ka hona, taolo e loketseng ea mocheso e bohlokoa bakeng sa ho senyeha ha cmc.
2. Lihlahisoa tsa kopo ea cmc ho senyeha
Ho senyeha ha cmc ho etsa hore e sebelisoe haholo masimong a mangata. Tse latelang ke tse ling tsa libaka tse ka sehloohong tsa kopo:
Ho tšoaeana le lipente: Har'a lipere, ho penta, cmc, joalo ka thipa le ho nyahama, li ka fetisa mefuteng le lithibelo tse ling tse thata le ho li thibela hore li lule. Ka lebaka la hydrophphilicity ea eona e matla, cmc e ka bapala ho se eketsehe haholo likamoreng tse thehiloeng metsing, ka hona li ntlafalletsa botsitso le ho tšoana ha kotlo.
Indasteri ea lijo: CMC, joalo ka thipa ebile e sebelisoa haholo indastering ea lijo, e kang jelly, pitso ea ice, pic ona le bohobe. Lijong, CMC e thusa ho ntlafatsa mokhoa o fapaneng le tatso ea sehlahisoa, ha o ntse o rera ho kopanya thepa e tala ka ho ntlafatsa ho senyeha.
Litokisetso tsa pharmaceutical: Lihokelo tsa meriana, cmc e sebelisoa e le ho ripitloa ke mehala, marotholi a mahlo, ho emisa le litokisetso tse ling. Ho se khonehe ho molemo ho thusa ho etsa bonnete ba hore o tsamaisoa ka lithethefatsi le ho ntlafatsa botsitso ba melaoana ea lithethefatsi.
Indasteri ea litlolo: CMC e boetse e sebelisoa haholo ka litlolo, haholo-holo lihlahisoa tse kang litlolo, lisele, li-shampoos le li-shampoos le li-shampoos le li-shampoos le li-shampoos le li-shampoos le li-shampoos le li-shampoos le litlolo tse hlapahalang. Ho se sebetse hantle hoa eona ho ka netefatsa ho tsamaisoa ka lijana le ho ntlafatsa ho tsitsa le ho sebelisa boiphihlelo ba lihlahisoa.
Pampiri le masela: cmc hangata e sebelisoa ts'ebetsong ea ho etsa lihlahisoa tsa pampiri le masela a le ho ntlafatsa boleng ba pampiri le bokaholimo ba pampiri. Ts'ebetsong ea khatiso le e nyonyehang ea masela, cmc e ka hasanya li-dae le li-bymices ho netefatsa dififi tsa diewm tsa dae.
3. Leano la ho ntlafatsa bakeng sa cmc ho senyeha
Bakeng sa ho ntlafatsa ho senyeha ha cmc, maano a latelang a ka amoheloa:
Fetola limolek'hule tsa limolek'hule le tsa carboxyMethly, cmc Mohlala, boima bo phahameng ba molek'hule le tekanyo e phahameng ea carboxymethyMethyArnation e ka thusa ho ntlafatsa ho senyeha ha cmc ka tharollo ea metsi.
Tšebeliso ea li-surfactats: Litšehelong tse ling, ho eketsa palo e kholo ea liphoofolo tse jang limela li ka ntlafatsa ho anyesa CMC, haholo ha re sebetsana le lintho tse sa feleng tsa oli. Li-surfyants li ka fokotsa tsitsipano tse sa feleng mme li ntšetsa pele ho hasanya ha limolek'hule tsa CMC.
Ho ntlafatsa maemo a qhoriso: taolo e loketseng ea mocheso oa cmc Dissolble, boleng ba ph le Solvention Control Control. Mohlala, cmc hangata e ntlafala ka mocheso o tlase le ea sa nke lehlakore.
Ho kopanya le basomi ba bang: likopo tse ling tse khethehileng, cmc e ka eketsoa le tse ling tse nyarosang ho fihlela ho senyeha habonolo. Ka mohlala, polymers tse ling tse phahameng tsa molek'hule kapa lihlahisoa tsa tlhaho li ka sebetsa le CMC ho ntlafatsa ho senyeha ha eona.
CARBOExxEMethyl Celllolose e na le ho se fokotsehe ebile e sebelisoa haholo ka har'a mabaka, lijo, mebuso ea litlolo le indasteri e meng. Ho senyeha ha eona ho angoa ke boima bo bongata bo kang boima ba bosomo, carboxyMethMemations ea maiketsetso, boleng ba PH, matla a ionic le mocheso. Ho senyeha ha cmc ho ka ntlafala hape ka maano a loketseng a ho ntlafatsa, joalo ka ho fetola boima ba limokele le ho sebelisa li-surfactant. Ha tlhoko ea indasteri e ntse e tsoela pele ho eketsa, lipatlisiso tse tsoetseng pele tsa cmc li tla tsoela pele ho tebisa ho fihlela litlhoko tse fapaneng tsa masimo a fapaneng.
Poso: Hlakubele 20-2025