Selelekela ho Cotton le Cellulose
K'hothone, e leng faeba ya tlhaho e tswang semeleng sa k'hothone, e entswe haholo-holo ka cellulose. Cellulose, e leng k'habohaedreite e rarahaneng, ke karolo e ka sehloohong ya mabota a sele dimeleng, e fanang ka tshehetso ya sebopeho. Ho ntsha cellulose e hlwekileng k'hothoneng ho kenyeletsa ho arola difaeba tsa cellulose ho dikarolo tse ding tsa semela sa k'hothone, tse kang lignin, hemicellulose le pectin.
Anatomy ea Semela sa K'hothone
Ho utloisisa sebopeho sa semela sa k'hothone ho bohlokoa bakeng sa ho ntša cellulose. Likhoele tsa k'hothone ke li-trichomes tsa peo, tse hlahang liseleng tsa epidermal tsa peo ea k'hothone. Likhoele tsena li entsoe haholo-holo ka cellulose, ka liprotheine tse nyane, boka le tsoekere. Likhoele tsa k'hothone li mela ka har'a li-boll, e leng li-capsule tse sireletsang tse koahelang peo.
Mokhoa oa ho Ntša Cellulose
Ho Kotula: Ts'ebetso e qala ka ho kotula libolo tsa k'hothone tse hōlileng tsebong ho tsoa limela tsa k'hothone. Ho kotula ka mechine ke mokhoa o tloaelehileng haholo, moo mechine e tlosang libolo limela.
Ho ntsha peo ka hara kotulo: Kamora ho kotula, k'hothone e ntshwa ka hara kotulo, moo peo e arolwang ho difaeba. Ts'ebetso ena e kenyelletsa ho fetisa k'hothone ka hara mechini ya gin e tlosang peo ho difaeba.
Tlhoekiso: Hang ha likhoele tsa k'hothone li aroloa ho peo, lia hloekisoa ho tlosa litšila tse kang litšila, makhasi le lintho tse ling tsa limela. Mohato ona o netefatsa hore cellulose e ntšitsoeng e hloekile haholo.
Ho lokisa masela: Ho lokisa masela ke mokhoa oa mechine o hokahanyang masela a k'hothone hore e be lebanta le lesesaane. E tlosa litšila tsohle tse setseng 'me e hokahanya masela ho lokisetsa ts'ebetso e 'ngoe.
Ho tlosa mantle: Likhoele tsa k'hothone li na le litšila tsa tlhaho tse kang boka, li-pectin le li-hemicellulose, tse bitsoang "mantle." Ho tlosa mantle ho kenyelletsa ho phekola likhoele tsa k'hothone ka litharollo tsa alkaline kapa li-enzyme ho tlosa litšila tsena.
Ho soeufatsa: Ho soeufatsa ke mohato oa boikhethelo empa hangata ho sebelisoa ho hloekisa likhoele tsa cellulose le ho ntlafatsa bosoeu ba tsona. Lintho tse fapaneng tse soeufatsang tse kang hydrogen peroxide kapa chlorine derivatives li ka sebelisoa ts'ebetsong ena.
Mercerization: Mercerization e kenyelletsa ho phekola likhoele tsa cellulose ka tharollo ea caustic alkali, eo hangata e leng sodium hydroxide. Ts'ebetso ena e eketsa matla a likhoele, khanya le kamano ea tsona bakeng sa lidae, e leng se etsang hore li lokele lits'ebetso tse fapaneng.
Asiti Hydrolysis: Maemong a mang, haholo-holo bakeng sa merero ea indasteri, asiti hydrolysis e ka sebelisoa ho qhaqha cellulose hore e be likaroloana tse nyane, tse tšoanang haholoanyane. Ts'ebetso ena e kenyelletsa ho phekola cellulose ka asiti e hlapollotsoeng tlas'a maemo a laoloang ho hydrolyze maqhama a glycosidic, ho hlahisa liketane tse khutšoane tsa cellulose kapa li-nanocrystals tsa cellulose.
Ho Hlatsoa le ho Omisa: Kamora kalafo ea lik'hemik'hale, likhoele tsa cellulose li hlatsuoa hantle ho tlosa lik'hemik'hale kapa litšila tse setseng. Ka mor'a moo, likhoele lia omisoa ho fihlela mongobo o lakatsehang.
Litšebeliso tsa Cellulose e Hloekileng
Celulose e hloekileng e fumanoang k'hothoneng e fumanoa e sebelisoa liindastering tse fapaneng:
Masela: Likhoele tsa cellulose li ohloa hore e be likhoele 'me li lohuoa hore e be masela bakeng sa liaparo, masela a lapeng le lits'ebetso tsa indasteri.
Pampiri le Boto ea Pampiri: Cellulose ke karolo ea bohlokoa ea lihlahisoa tsa pampiri, boto ea pampiri le khateboto.
Li-biofuel: Cellulose e ka fetoloa hore e be li-biofuel tse kang ethanol ka mekhoa e kang hydrolysis ea enzymatic le fermentation.
Liindasteri tsa Lijo le Meriana: Lintho tse tsoang ho cellulose li sebelisoa e le lintho tse matlafatsang, tse tiisang, le tse kopanyang lijo le lihlahisoa tsa meriana.
Litlolo: Lintho tse tsoang ho cellulose li sebelisoa litlolong le lihlahisoa tsa tlhokomelo ea botho bakeng sa thepa ea tsona ea ho tenya le ho tsitsisa.
Ho ntša cellulose e hloekileng k'hothoneng ho kenyelletsa letoto la lits'ebetso tsa mechine le tsa lik'hemik'hale tse reretsoeng ho arola likhoele tsa cellulose ho tsoa likarolong tse ling tsa semela sa k'hothone le ho li hloekisa. Ho utloisisa sebōpeho sa semela sa k'hothone le ho sebelisa mekhoa e nepahetseng e kang ho etsa ginning, ho tlosa gumming, ho soeufatsa le ho sebelisa mercerization ho bohlokoa bakeng sa ho fumana cellulose ea boleng bo holimo. Cellulose e hloekileng e fumanoang k'hothoneng e na le lits'ebetso tse fapaneng ho pholletsa le liindasteri, ho tloha ho masela le ho etsa pampiri ho isa ho biofuel le meriana, e leng se etsang hore e be mohloli oa tlhaho o feto-fetohang le oa bohlokoa.
Nako ea poso: Mmesa-25-2024