I-Cellulose, enye yezona zinto zininzi ze-organic compounds eMhlabeni, isebenza njengesiseko kwiindlela ezahlukeneyo zoshishino, zorhwebo, kunye nezesayensi ngenxa yeempawu zayo ezikhethekileyo. Ivela ikakhulu kwiindonga zeeseli zezityalo, i-cellulose yi-polysaccharide eyenziwe ziiyunithi zeglucose ezidityaniswe kunye, nto leyo eyenza ukuba ibe yi-carbohydrate entsonkothileyo. Ukuguquguquka kwayo okumangalisayo, ukubola kwayo, kunye nobuninzi bayo kukhuthaze ukusetyenziswa kwayo kwiindawo ezahlukeneyo.
Izicelo zeMveli:
Imveliso yePhepha kunye neBhodi yePhepha:
Iifayibha zeseli zezona zinto zibalulekileyo ekuvelisweni kwephepha kunye neebhodi zephepha.
I-cellulose pulp ephuma emthini, kumqhaphu, okanye ephepheni elisetyenzisiweyo iyacutshungulwa ukuze kwenziwe uluhlu olubanzi lweemveliso zephepha, kuquka amaphephandaba, omagazini, izinto zokupakisha kunye neendawo zokubhala.
Impahla kunye neempahla:
Ikhotoni, eyenziwe ngokuyintloko ngeefayibha zeselilulose, yinto eqhelekileyo esetyenziswa kwimveliso yempahla.
Iifayibha ezisekelwe kwiselilulose ezifana ne-rayon, i-modal, kunye ne-lyocell zenziwa ngeenkqubo zeekhemikhali kwaye zifumana ukusetyenziswa kwiimpahla, amalaphu asekhaya, kunye neemveliso zoshishino.
Izixhobo zokwakha:
Izinto ezisekelwe kwi-cellulose, ezifana neenkuni kunye neemveliso zomthi ezenziwe ngobunjineli ezifana ne-plywood kunye ne-oriented strand board (OSB), zibalulekile ekwakheni iifreyimu, ukufudumala, kunye nokugqiba.
Ishishini lokutya:
Izinto eziphuma kwi-cellulose ezifana ne-methylcellulose kunye ne-carboxymethyl cellulose zisebenza njengeziqinisi, iziqinisi, kunye nee-agent zokwandisa ubungakanani bemveliso yokutya.
Ifayibha yokutya ephuma kwi-cellulose inegalelo ekubunjweni nasekuxabisekeni kokutya okuhlukahlukeneyo.
Amayeza:
I-Cellulose isetyenziswa njengesincedisi kwimixube yamayeza, inika iipropati zokubopha, zokuqhekeka, kunye nokukhululwa okulawulwayo kwiipilisi kunye neekhaphu.
I-Hydroxypropyl methylcellulose (HPMC) kunye ne-microcrystalline cellulose zizinto eziqhelekileyo ezisetyenziswa kwi-cellulose derivatives kwizicelo zamayeza.
Izicelo Ezivelayo:
Iifilimu kunye neengubo ezihambelana neBiocompatible:
Ii-nanocrystals ze-cellulose (CNCs) kunye nee-nanofibrils ze-cellulose (CNFs) zii-nanoscale cellulose particles ezinamandla oomatshini kunye neempawu zokuthintela ezingaqhelekanga.
Ezi zinto ze-nanocellulose ziyahlolwa ukuze zisetyenziswe ekupakisheni okubolayo, kwiingubo zokutya namayeza, nakwii-wound dressing.
Ukuprinta kwe-3D:
Iifilamenti ze-cellulose, ezithathwe kwi-pulp yomthi okanye kwezinye imithombo ye-cellulose, zisetyenziswa njengezinto zokutya zokuprinta ze-3D.
Ukubola kwezinto eziphilayo, ukuhlaziywa kwazo, kunye nobuthi obuphantsi bee-cellulose filaments kuzenza zibe nomtsalane kwizicelo zokwenziwa ezizinzileyo.
Izixhobo zokugcina amandla:
Izinto ezisekelwe kwiseli ziyaphandwa ukuze zisetyenziswe kwizixhobo zokugcina amandla ezifana nee-supercapacitors kunye neebhetri.
Izinto zekhabhoni ezithathwe kwi-cellulose zibonisa iipropati ezithembisayo ze-electrochemical, kubandakanya indawo ephezulu, umbane oqhuba kakuhle, kunye nokuqina koomatshini.
Izicelo ze-Biomedical:
Iiscaffolds zeseli zisetyenziswa kubunjineli bezicubu kwizicelo zonyango lokuvuselela.
Izinto ezisekelwe kwi-cellulose ezibolayo zisebenza njengabathwali bokuhambisa amayeza, iibhandeji zokuphilisa amanxeba, kunye nee-scaffold zokukhulisa iiseli kunye nokuvuselela izicubu.
Unyango lwamanzi:
Ii-adsorbents ezisekelwe kwi-cellulose zisetyenziselwa ukucoca amanzi kunye nokucoca amanzi amdaka.
Izinto ze-cellulose eziguquliweyo zisusa ngokufanelekileyo izinto ezingcolisayo ezifana neentsimbi ezinzima, iidayi, kunye nongcoliseko lwezinto eziphilayo kwizisombululo zamanzi ngokusebenzisa iinkqubo zokufunxa.
Izixhobo ze-elektroniki kunye ne-Optoelectronics:
Iifilimu ezihambisayo ezibonakalayo kunye nee-substrates ezenziwe ngee-nanocrystals ze-cellulose ziyaphandwa ukuze zisetyenziswe kwizixhobo ze-elektroniki eziguquguqukayo kunye nezixhobo ze-optoelectronic.
Izixhobo ezisekelwe kwiseli zibonelela ngeenzuzo ezifana nokungafihli nto, ukuguquguquka, kunye nokuzinza xa kuthelekiswa nezixhobo ze-elektroniki eziqhelekileyo.
Amathemba Exesha Elizayo:
Iiplastiki zebhayoloji:
Ii-bioplastics ezisekelwe kwi-cellulose zithembisa njengezinye iindlela ezizinzileyo endaweni yeeplastiki zesiqhelo ezisekelwe kwi-petroleum.
Kuzanywa ukuphuhlisa iipolymers ezivela kwi-cellulose ezineempawu eziphuculweyo zoomatshini, ukubola kwezinto eziphilayo, kunye neempawu zokucubungula ukuze zisetyenziswe ngokubanzi ekupakisheni, kwiimpahla zabathengi, nakwiinkqubo zeemoto.
Izixhobo ezikrelekrele:
Izinto ze-cellulose ezisebenzayo ziyaphuhliswa njengezinto ezikrelekrele ezineempawu ezisabelayo, kubandakanya ukukhutshwa kwamayeza aphendulayo kwizikhuthazo, amandla okuziphilisa, kunye nokuziva okusingqongileyo.
Ezi zinto ziphambili ezisekelwe kwi-cellulose zinokusetyenziswa kakhulu kwezempilo, kwiirobhothi, nasekubekeni esweni okusingqongileyo.
Iteknoloji yeNano:
Uphando oluqhubekayo ngezinto ze-nanocellulose, kuquka ii-nanocrystals ze-cellulose kunye nee-nanofibrils, kulindeleke ukuba luvule usetyenziso olutsha kwiindawo ezifana ne-elektroniki, i-photonics, kunye ne-nanomedicine.
Ukuhlanganiswa kwezinto ze-cellulose nanomaterials nezinye izinto ze-nanoscale kunokukhokelela kwizixhobo ezintsha ze-hybrid ezineempawu ezenzelwe ukusetyenziswa okuthile.
Uqoqosho olujikelezayo:
Ukuqhubela phambili kubuchwepheshe bokuphinda usebenzise i-cellulose kunye neenkqubo zokuhluza izinto eziphilayo kunegalelo ekuphuhlisweni koqoqosho olujikelezayo lwezixhobo ezisekwe kwi-cellulose.
Iinkqubo ezivaliweyo zokubuyisela nokuvuselela i-cellulose zinika amathuba okunciphisa inkunkuma, ukunciphisa impembelelo yokusingqongileyo, kunye nokuphucula ukusebenza kakuhle kwezixhobo.
Ukubaluleka kwe-cellulose kudlulela ngaphaya kwendima yayo yendabuko ekwenzeni amaphepha namalaphu. Ngophando oluqhubekayo kunye nokuvelisa izinto ezintsha, i-cellulose iyaqhubeka nokukhuthaza usetyenziso olutsha kumashishini ahlukeneyo, iqhuba uzinzo, ukusebenza, kunye nokusebenza kwizixhobo kunye neemveliso. Njengoko uluntu luqhubeka lubeka phambili ulawulo lokusingqongileyo kunye nokusebenza kakuhle kwezixhobo, i-cellulose ihlala iyinto exabisekileyo neguquguqukayo yokujongana nemingeni yangoku neyexesha elizayo.
Ixesha leposi: Matshi-28-2024