Focus on Cellulose ethers

Ziziphi ukusetyenziswa kweselulosi kwishishini?

Ishishini lePhepha kunye nePulp:

I-cellulose isetyenziswa kakhulu kwimveliso yephepha kunye ne-pulp.I-Wood pulp, umthombo otyebileyo we-cellulose, ingena kwiinkqubo ezahlukeneyo zoomatshini kunye neekhemikhali ukukhupha iifiber ze-cellulose, ezithi ke zenziwe iimveliso zephepha ukusuka kumaphephandaba ukuya kwizinto zokupakisha.

Umzi mveliso wamalaphu:

Kwishishini lelaphu, i-cellulose-based fibers efana nomqhaphu, i-rayon, kunye ne-lyocell zisetyenziswa kakhulu.Umqhaphu, ophuma kwifiber etyebileyo yeselulosi yesityalo somqhaphu, yeyona nto iphambili kwimpahla kunye nempahla yasendlini ngenxa yokuthamba kwayo, ukuphefumla, kunye nokufunxa.I-Rayon kunye ne-Lyocell, ephuma kwi-cellulose ngokusebenzisa iinkqubo zemichiza, zibonelela ngeendlela ezizezinye kwiintsinga zendalo ezineempawu ezinqwenelekayo ezifana ne-drape, sheen, kunye nobuchule bokwenza ukufuma.

Ishishini lokuTya kunye namaYeza:

I-Cellulose isebenza njengenxalenye ebalulekileyo kwiintlobo ezahlukeneyo zokutya kunye neemveliso zamayeza.I-cellulose derivatives efana ne-methylcellulose kunye ne-carboxymethylcellulose zisetyenziswa njengezinto ezityebileyo, iziqinisi, kunye ne-emulsifiers ekwenzeni ukutya.Ukongezelela, i-cellulose isetyenziselwa ukuqulunqa amayeza njenge-excipient kwiinkqubo zokuhanjiswa kweziyobisi, ukubonelela ngokukhululwa okulawulwayo kunye nokuzinza kumayeza.

Izinto zokwakha kunye nezixhobo zokwakha:

Izinto ezisekelwe kwi-cellulose zifumana izicelo kumashishini okwakha kunye nokwakha.Imicu yeCellulose idityaniswe kwimixube yekhonkrithi ukukhulisa iipropathi zabo zoomatshini, ukunciphisa ukuncipha, kunye nokuphucula ukuqina.Ukongeza, i-cellulose insulation eyenziwe kwimicu yephepha esetyenzisiweyo isetyenziselwa ukufakwa kwe-thermal kunye ne-acoustic kwizakhiwo.

I-Biofuels kunye namandla ahlaziyekayo:

I-Cellulose isebenza njenge-feedstock yokuvelisa i-biofuels ezifana ne-bioethanol kunye ne-biodiesel.Ngeenkqubo ezifana ne-enzymatic hydrolysis kunye nokuvundiswa, iipholima zecellulose zohlulwa zibe yiswekile evundileyo, enokuguqulwa ibe zii-biofuels.I-ethanol ye-Cellulose, ephuma kwimithombo ye-biomass etyebileyo ye-cellulose njengeentsalela zezolimo kunye nezityalo zamandla, inika enye indlela ezinzileyo kumafutha efosili.

Ukhathalelo loBuqu kunye neeMveliso zoCoceko:

I-cellulose derivatives zizithako eziphambili kukhathalelo lomntu kunye neemveliso zococeko.I-cellulose ethers ezifana ne-hydroxyethyl cellulose kunye ne-carboxymethyl cellulose zisetyenziswa kwizinto zokuthambisa, izinto zangasese, kunye namayeza njengee-agent ezityebisayo, i-emulsifiers, kunye nabasunguli befilimu.Iifiber zeCellulose zikwasetyenziswa kwiimveliso zococeko ezilahlwayo njengamadiapers kunye neepads zococeko kwiipropathi zazo zokufunxa.

Ishishini leMichiza:

I-Cellulose isebenza njengento ekrwada yokuveliswa kweekhemikhali ezahlukeneyo kunye neziphakathi.I-cellulose acetate, efunyenwe nge-acetylating cellulose, isetyenziselwa ukwenza iifilimu zemifanekiso, izihluzo zecuba kunye namalaphu.I-Cellulose esters efana ne-nitrocellulose ifumana izicelo kwi-lacquers, iziqhushumbisi, kunye neengubo ngenxa yokwenziwa kwefilimu kunye neempawu zokuncamathelisa.

Ukusetyenziswa kokusingqongileyo:

Izinto ezisekelwe kwi-cellulose zisetyenziselwa ukulungiswa kwendalo kunye nokulawulwa kwenkunkuma.I-cellulose mulch kunye ne-biofilms inceda ukuthintela ukukhukuliseka komhlaba kunye nokukhuthaza ukuhluma kwiiprojekthi zokubuyiselwa komhlaba.Ukongeza, ii-adsorbents ezisekwe kwi-cellulose kunye nemidiya yokucoca isetyenziselwa ukucocwa kwamanzi amdaka kunye nokucocwa komoya, ukususa ukungcola kunye nongcoliseko kwimijelo enamanzi kunye negesi.

Iimveliso zonyango kunye nezempilo:

Izinto ezisekwe kwi-cellulose zisetyenziswa kwizicelo ezahlukeneyo zonyango kunye nezempilo.Iimbumba zeCellulose kunye neefilimu zisetyenziselwa ukunxitywa kwamanxeba kunye nokunxitywa kotyando ngenxa ye-biocompatibility yabo kunye neempawu zokugcina ukufuma.Ngapha koko, i-cellulose scaffolds isetyenziswa kubunjineli bezicubu kunye namayeza okuhlaziya ukuxhasa ukukhula kweeseli kunye nokuvuselelwa kwezicubu kukufakelwa kwe-biomedical kunye nezixhobo.

Imizi-mveliso yoMbane noMbane:

Izinto ezisekelwe kwi-cellulose zisetyenziswa kwizicelo zombane kunye nezombane.I-cellulose nanocrystals (CNCs) kunye ne-cellulose nanofibrils (CNFs) zifakwe kwizinto ezidibeneyo zamandla abo aphezulu, ukukhanya, kunye neempawu ze-dielectric.Ezi zixhobo zifumana izicelo kwizixhobo zombane, iibhodi zeesekethe eziprintiweyo, kunye neenkqubo zokugcina amandla.

Ukuguquguquka kwezinto ezininzi kunye nobuninzi becellulose kuyenza ibe sisixhobo esisisiseko kuwo wonke amashishini ahlukeneyo, igalelo kuphuhliso lweemveliso ezintsha kunye nezisombululo ezizinzileyo.Ukusetyenziswa kwayo okubanzi kugxininisa ukubaluleka kwayo kuluntu lwangoku kunye nokubanakho kwayo ukuqhuba inkqubela phambili kwizinto zenzululwazi, itekhnoloji, kunye nolawulo lokusingqongileyo.


Ixesha lokuposa: Apr-18-2024
Incoko ka-WhatsApp kwi-Intanethi!