Ho na le linomoro tse tlase tsa celcolose ether ( E-'E-' e-ba-Cell e sebelisoang haholo masimong a lintho tsa indasteri. Li sebelisoa e le li-tateners, likhahla tsa likhatloa, lidemona, filimi ea lifilimi, joalo-joalo ka mehla. Ha ho bapisoa le lits'oants'o tse phahameng tsa pono, lisele tse tlase tsa liqhetsoana li na le pono e tlase ka tharollo, e etsang hore ba bontše melemo e ikhethang likolong tse itseng.
1. Mehopolo ea mantlha
Conteulose ea khomo ea tlhaho ke ea tlhaho ea tlhaho lefatšeng, e entsoe ka likarolo tsa Glucose tse marako a Cel. Le ha celppoulose ea tlhaho e sa khathatse ka metsing ebe e haelloa ke li-thermoplassitters, liketsahalo tsa khepho ea celcouble li ka hlahisoa ke phetoho ea lik'hemik'hale. Li-sorivative tsena tse fetotsoeng celsilese li bonts'a lisosa tse fapaneng le thepa e sebetsang li-solvents tse fapaneng.
Ethe e Chister ea Celloulose Pakeng tsa metsotsoana e seng mekae ea millicascals ka metsotsoana e menyane ea limilimithara tse makholo.
2. Ts'ebetso ea tlhahiso
Climanolose khetho ea lintho tse ling tsa Vellilose: pulity-pure-Pyotion-Pely
Phekolo ea alkalinization: Colloulose e phekoloa ka alkali (joalo ka sodium hydroxide) ho e etsa hore e be se fetohe ka lik'hemik'hale.
Karabelo ea Ethertion: Ho hlahisoa ha baemeli ba nang le maqhubu (ba kang methyl clycol) ba lumella lihlopha tsa hydroule ho etsa e-ba-eleklense ea celdse.
Ho se nke lehlakore le ho hlapa: sehlahisoa sa karabelo se sa nke lehlakore ebile se hlatsoa ho tlosa lik'hemik'hale tse sa bonahaleng le lihlahisoa tse sa bonahaleng.
O omella le ho hatella: Ke mochine o hlahisoang oa selefouno o omisitsoeng ebile o sithabetsoa ke boholo bo lakatsehang.
Ka ho laola maemo a phetheho le boitšoaro, litšobotsi tsa li-viscosion tsa li-elet'jshuble li ka fetoloa ho fumana lihlahisoa tsa li-viscoos tse tlase.
3. Litšobotsi
Visiesity e tlase: tharollo e na le pono e tlase, e leng bonolo ho pompa le ho fafatsa, 'me e loketse likopo tse hlokang ho hanyetsoa ka tlase.
Scobility e ntle: e ka qhibiliha kapele ka li-solvent tsa metsi kapa tsa manyolo ho theha tharollo ea ho rarolla tharollo kapa ho hasana.
Thepa e hlahang lifilimi: e ka theha filimi e boreleli, e ka ba le filimi e boreleli, e ts'oanang, e loketseng likopo le ho kopanngoa.
Ho beleha ka lik'hemik'hale: e na le bokooa bo botle ba lik'hemik'hale 'me ha ho bonolo ho etsa lintho tse ling.
Biocompatiction: Ka kakaretso e se nang chefo, e sa khopisang, 'me e bolokehile linthong.
4. Libaka tsa kopo
Lisebelisoa tsa moaho
Lisebelisoa tsa moaho, ethe ea lits'oants'o tse tlase li sebelisoa e le li-ethiners le metsi - lijalo tsa metsi bakeng sa litlolo, lijalo tsa likepe. Ba ka ntlafatsa ts'ebetso ea kaho, ba fokotsa mapetso a shrinkage, mme ba eketsa matla a band le ho tšoarella.
Likotsi le lisepa
E-ba Ethere e tlase ea sele celcoulose e sebelisoa likamoreng tse thehiloeng metsing le lifono tsa enke e le li-thickeners le mathata. Ba thusa ho ntlafatsa thepa ea Rheology, ntlafatsa thepa ea kaho, 'me u thibele liphokojoe la liqhel.
Meriana le litlolo
Ho meriana le litlolo, ena-e-bo-'ethema ba lintho tse tlase li sebelisetsoa ho pheha likoeba, litlolo le litlolo, joalo-botsitso le botsitso le biocondodaient.
Indasteri ea lijo
Liikela tsa lijo, e-a-e-le-'nete e tlase ea liqhobosheane li sebelisoa e le li-activels tsa lijo bakeng sa ho holisa, ho ntlafatsa le ho ntlafatsa likotlo tse joalo ka lihlahisoa tsa lebese, joalo ka lihlahisoa tse halikiloeng.
Oli le khase
Indastering ea oli le ea khase, liketsahalo tse tlase tsa lisele e se li sebelisoa e le litlolo le likhahla tsa ho taka metsi, ho thusa ho laola rheology le ho emisoa.
Indasteri ea pampiri
Lipatlisiso tse tlase tsa Viscoulose li sebelisoa e le li-thickered le tse nyahamisang bakeng sa pulp indastering ea pampiri ho ntlafatsa phallo ea holimo le ts'ebetso ea khatiso ea pampiri.
5. Melemo le mathata
Lipaleng tse tlase: Ho bonolo ho sebetsana le ts'ebetso, e loketse likopo tsa litefiso tsa phallo e phahameng.
Qeto e ntle: ho felisoa ka potlako, ho bonolo ho lokisa lithapelo.
Ho fapanyetsana maikutlo: E loketse ts'ebeliso e fapaneng 'me e na le menyetla e mengata ea ho etsa kopo.
Ts'ireletso ea tikoloho: E-'mabenkeleng a mangata a selefouso a mosa le tikoloho.
Litsietsi:
Litsenyehelo tse phahameng: Ka lebaka la ts'ebetso ea tlhahiso e rarahaneng, litšenyehelo tsa liketsahalo tse tlase tsa pono hangata li phahame.
Boiteko bo fokolang: tlasa maemo a itseng a feteletseng, joalo ka mocheso o phahameng kapa pH e phahameng, khutso e ka ameha.
6. Mokhoa oa ho hola ka nako e tlang
Ho ntlafatsa lits'ebetso tsa tlhahiso: ho fokotsa litšenyehelo tsa tlhahiso le ho ntlafatsa boleng ba sehlahisoa ka ho susumetsa maemo a ho fokotsoa le ho phalla ha ts'ebetso.
TLHOKOMELISO E HLAHALA: Ho hlahisa liketsahalo tse tsoang celluulose ka mekoloto e tobileng (e kang ho khomarela ka mokhoa o qapiloeng oa lifilimi) ho fihlela litlhoko tse fapaneng tsa kopo.
Ts'ireletso ea tikoloho le ho tsitsipanya: Ho ntšetsa pele tšebeliso ea lisebelisoa tse ncha tse nchafatsoang le mekhoa ea tlhaho ea tikoloho ho fokotsa tšusumetso tikolohong.
E le celpelose e sebetsang e matlafatsang ea cellulo, e tlase haholo ea celcoulose e bohlokoa haholo ke indasteri e ka bakang thepa ea bona e ikhethang ea liketsahalo tse tlase. Ha ba bapale karolo ea bohlokoa masimong a setso, empa o bonts'a bokhoni bo boholo likopong tsa ts'ebetsong e hlaha. Ka tsoelo-pele ea mahlale le theknoloji le liphetoho tse hlokahalang tsa 'maraka, menyetla ea tšebeliso ea lisele e tla ba le sephara.
Poso: Hlakubele-17-2025