Ethen e nkiloeng ke cellselese ha e na likarolo tse fapaneng le e nang le boikhobeli le e 'ngoe e nkiloeng ho kutu, e leng e' ngoe ea tse ngata tse lefatšeng ka ho fetisisa lefatšeng. E-Ethe-ESS e hlahisoa ke ho fetoloa lik'hemik'hale tsa litlokotsi tsa hydroko. Likopo li fetoha ho tloha ho meriana, lijo, lihlahisoa tsa tlhokomelo ea motho, thepa ea kaho, masela le ho feta.
Sebopeho sa cellulose:
Celluloselese ke Polysaccharide e nang le polysaccharide e kopaneng ea ho pheta likarolo tsa Glucose e amanang le RAM-1,4-glycosidic. Mekhatlo ea ho pheta e na le lihlopha tse tharo tsa hydroyl ka sehlopha sa Grocsose, se etsang hore cellulose e be hydrophphilic ebe e angoa ke liphetoho tse fapaneng tsa lik'hemik'hale.
Synthes ea e-ntsintsi e ntšitsoeng.
Synthesis ea ACilsudd e nkiloeng e kenyelletsa ho hlahisoa ha lihlopha tse fapaneng ka lihlopha tsa hydroyl tsa mokokotlo oa selefouno. Mekhoa e tloaelehileng ea ho kenya li-e-e-e-e-e-e-e-'matina ena e kenyelletsa hore li-turtheright le tsa e-ba ea eketseha.
Boitšoaro bo botle bo kenyelletsa sebaka sa li-hydroxyl ka alkyl kapa lihlopha tsa aryl ho etsa likhokahano tsa ether. Sena se ka fumaneha ka karabelo le Alkyl Half, Alkyl Sulfate kapa Alkyl Eswanas tlasa maemo a loketseng. Boholo ba li-agents tse tloaelehileng li sebelisa li-chlonide tsena tse kenyelletsang chloride, Ethyl chloride, le benzleide.
Ka lehlakoreng le leng, etsoe ka lehlakoreng le leng, e kenyelletsa sehlopha sa hydroyl se nkile sehlopha sa acyl ho theha tlamo ea lefu. Sena se ka fumaneha ka karabelo e nang le li-clolides tsa acid chang e nang le athid chlorides, anydrides kapa acid ka ho ba teng ha catalysts. Hangata li-agents tse tloaelehileng tsa acylating li kenyelletsa Areth Ahhydride Ancetic, acetyl chloride, le mafura acid acid.
Mefuta ea ethe e ntšitsoeng ea cerioulose
Methyl cerelosese (MC):
Methylcelllulose e hlahisoa ke phallo ea cellulose le Methyl chloride.
Ho sebelisoa haholo joalo ka letheka, se hlolloang le sesumuliger indastering e fapaneng ho kenyeletsa le lijo, meriana le lihlahisoa tsa tlhokomelo ea botho.
MC forms a clear gel when hydrated and exhibits pseudoplastic behavior, making it suitable for applications requiring viscosity control.
Hydroxethylcelldilose (hec):
Hydroxethyl Cellulosese ea Hydrese ke turtherized ea cellulone Oxide.
Hangata e sebelisoa e le thickener, moemeli ea etsang lifilimi le ho etsa lifilimi hore a bolaoe, litlolo, li-sememo le indasteri e meng.
Hec o kenyelletsa boitšoaro ba pseudoplassism ho tharollo mme e fana ka thepa e ntle ea metsi.
HydroxypropyLulonalcel (HPC):
Heldroxypropypropyl Celulose ea cellulose ea Celloulese ea nang le Power Oxide.
E sebelisoa e le bolotsana, e hlohlelletsang le ho bina ka mokhoa oa phapanyetsano ea melisa, haholo-holo ka litsamaiso tsa phetisetso le litsamaiso tse laoloang ke lithethefatsi tse laoloang.
HPC e na le thepa ea thermogelling, e theha li-gels ka lithemparetjha tse phahameng.
CarboxexMethylCalEulose (CMC):
Cristaxymethylcell e hlahisoang ke menyetla ea ho koaloa ka cellulose le sodium monocloroctate tlasa maemo a alkaline.
E sebelisoa haholo joaloka boloi, e hlohlelletsang le emumpolizer lijong, lits'ebetso tsa pharmactical le tsa indasteri.
CMC e lokolla pono le boits'oaro bo utloisang bohloko le ho ba lahla lintho tse tsitsitseng.
Ethyl hydroxethyl cellulosese (Ehec):
Ethyl hydrokethyl cellulouseyeyl cellulose e nyahamisang
E sebelisoa e le seriti sa thickener, Rheology modrifier le filimi ka mefuta e fapaneng ho kenyelletsa le likotsi, lidolara le lihlahisoa tsa tlhokomelo ea motho.
Ehec e na le qubu e phahameng ea metsi le ho ikamahanya le ho ikemela ho feta balekane ba eona ba tšoanang.
Litšobotsi tsa ethen e nkiloeng e nkiloeng.
Melemo ea ethen e nkiloeng e sentse e fapana ho ea ka lintlha tse kang degree ea ho ema, boima le sebopeho sa limolek'hule. Leha ho le joalo, hangata ba bontša litšobotsi tse latelang:
Hydrophphility: Ethen e 'ngoe ea celdroulose e ntshwara ka lebaka la boteng ba li-hydroyl Lihlopheng tsa metsi ka ho tlamahana le limoleke tsa metsi.
Ho holisa le ho khanyetse: Babuelli ba bangata ba nkelitsoeng ba khesisi ba nang le matlafatso le ba gliling, ba fella ka ho hlahisoa ha litharo tsa Vincous ka hydration. Viscosity le matla a gel li itšetleha ka lintlha tse kang boima ba polymmet le boima ba bilcular.
Sebopeho sa lifilimi: E-ba se-e-se-'-se-'-se-'-se-'-se-cemoulose ba nkeloang ka ho theha lifilimi tse hlakileng le tse feto-fetohang ha ba lelekoa ka tharollo. Thepa ena e na le melemo e kang bosholu ba lithethefatsi, likhara le lits'ebetso tse laoloang ke lithethefatsi.
Ho tsitsa Ba hanyetsana le khatello ea kelello le hyzymatic ea enzyatic, e ba etsang hore ba sebelisoe ka mefuta e fapaneng.
Boitšoaro ba Rheology: E Nchafalitsoe Lintho Tse Kolohang hangata li bonts'a boitšoaro bo bobe kapa bo utloisang bohloko, bo bolelang hore litšoantšiso tsa bona bo fokotseha tlas'a khatello ea kelello. Thepa ena e lakatseha ho likopo tse hlokang ho sebetsa kapa ho sebelisa kopo.
Likopo tsa EXPURITITITITILE ESILENGSILSILEDSILE:
E-'e-' ethe e se-'-bo-'mè ba nkileng celbulose e sebelisoa haholo indastering e mengata ka lebaka la thepa ea bona ea nang le machaba. Likopo tse ling tsa bohlokoa li kenyelletsa:
Indasteri ea lijo: Nnke e Ntlafalitsoeng Cellu BoxethyMethyll Ba ntlafatsa mokhoa oa bokhachane, botsitso le ka melomong ha ba ntse ba tsamaisa bophelo ba sehatse.
Meriana: E-'-bo-'-bo-'--ikutloa ba sebelisa celtheulose ba sebelisetsoa haholo ka har'a likhama tsa meriana e le banyane ba meriana e le banyane ba meriana e le banyane, ho senya le baemeli ba ho lokolloa litafoleng, li-capsules le lifoto tsa sehlooho. Li ntlafatsa phano ea lithethefatsi, bigagavalical le ea sekuli.
Lihlahisoa tsa tlhokomelo ea motho: E-bang ba 'nang sa celluulose re tloaetse lihlahisoa tsa tlhokomelo e kang li-shampoos tse kang li-shampoos, litlolo tse hlahisang thepa ea tsona e matlafatsang, e etsang lifilimi le e etsang lifilimi le li-filimi. Ba ntlafatsa botsitso ba sehlahisoa, bohato bo fapaneng le maikutlo a kutlo.
Lisebelisoa tsa kaho: Ethena e meng ea centou e 'ngoe e sebelisoa e le litlatsetso linthong tsa kaho tse kang samente, ho boloka metsi le ho boloka metsi le ho boloka metsi le ho boloka metsi. Ba ntlafatsa ts'ebetso le ho tšoarella ha lisebelisoa tsena.
Matsonyane: Sebakeng sa celp celsioulose - ho phethela lits'ebetso ho fana ka taolo ea liketsahalo, ho tšoarela le ho itima lijo. Ba thusa ho apontšua le deyes le mebala ho subrante tse ngotsoeng ka mongolo.
Indasteri ea oli le ea khase: Pheta li-celthese Chisters le baemeli ba lahlehang ba ho chencha maro ho ntlafatsa ts'ebetso le polokeho ea oli le khase.
Poso: Feb-19-2025