Selulosi ni ikintu kiboneka ahantu hose mu bidukikije, kigira uruhare runini mu miterere n'imikorere y'ibinyabuzima bitandukanye n'urusobe rw'ibinyabuzima. Imiterere yacyo idasanzwe n'uburyo butandukanye bwo gukora ibintu byatumye habaho uburyo butandukanye bwo gukoresha mu nganda, bituma kiba kimwe mu binyabuzima by'ingenzi cyane.
1. Inkomoko ya Selulose:
Selulose ikomoka ahanini ku nkuta z'uturemangingo tw'ibimera, ikaba igice cy'imiterere ya microfibrils. Iboneka mu nkuta z'uturemangingo tw'uturemangingo tw'ibimera bitandukanye, harimo ibiti, ipamba, hemp, flax, jute, n'ibindi byinshi. Izi soko zitandukanye mu ngano ya selulose n'imiterere y'imiterere, bigira ingaruka ku buryo zikoreshwa mu buryo butandukanye.
Ibiti: Ibiti ni bimwe mu bikomoka kuri selulosi nyinshi, aho ibiti nka pinusi, oki, na spruce birimo ingano nini y'iyi biopolymer. Bikora nk'igice cy'ingenzi cy'imiterere mu nkuta z'uturemangingo tw'ibiti, bigatanga imbaraga n'ubudahangarwa ku bimera.
Ipamba: Imigozi y'ipamba igizwe hafi ya yose na selulosi, bigatuma iba ibikoresho by'agaciro byo gukora imyenda. Imigozi miremire kandi ifite utwuma twa selulosi ituma imyenda y'ipamba ikomera, inyurwa, kandi ihumeka neza, bigatuma iba nziza ku myenda no ku myenda yo mu rugo.
Hemp na Flax: Hemp na flax fibres nazo ni isoko rikungahaye kuri cellulose kandi zakoreshejwe mu mateka mu gukora imyenda. Iyi fibre karemano itanga kuramba, ubushobozi bwo gukuraho ubushuhe, no kubungabunga ibidukikije, bigatuma irushaho gukundwa mu myenda itangiza ibidukikije.
Ibindi bikoresho by'ibimera: Uretse ibyo twavuze haruguru, selulose ishobora gukurwa mu bindi bikoresho bitandukanye by'ibimera nka bamboo, ibisheke by'ibijumba, ibigori byo mu gikoni, n'ibisigazwa by'ubuhinzi. Aya masoko y'inyongera agira uruhare mu musaruro urambye w'ibikomoka kuri selulose mu gihe bigabanya kwishingikiriza kuri selulose ikomoka ku biti gakondo.
2. Imiterere ya Selulose:
Selilulose ifite imiterere myinshi idasanzwe igira uruhare mu bikorwa byayo bitandukanye:
Kubora: Selulosi ibora, bivuze ko ishobora kwangizwa na mikorobe mo ibintu byoroshye nka dioxyde de carbone na amazi. Iyi miterere ituma ibikoresho bishingiye kuri selulosi bitangiza ibidukikije, cyane cyane mu ikoreshwa aho kwita ku ijugunywa no gucunga imyanda.
Ubushyuhe bw'amazi: Selulosi ifite ubufatanye bukomeye n'uturemangingo tw'amazi bitewe n'uko hari amatsinda ya hydroxyl mu miterere yayo ya molekile. Ubu buryo bwo kuruhura amazi butuma ibikoresho bishingiye kuri selulosi bishobora kwinjiza no kubika amazi, bigatuma biba byiza gukoreshwa nko gukora impapuro, gusiga ibisebe, n'ibikoresho by'isuku.
Imbaraga za Mechanical: Imigozi ya selulosi ifite imbaraga nziza za mechanical, ikomeza kandi igakomera ku bikoresho byayo. Iyi miterere ifite akamaro kanini mu bikorwa bisaba ubuziranenge bw'imiterere, nko mu myenda, mu byuma bivanze, no mu mpapuro.
Ishobora kongera gukoreshwa kandi irambye: Nk'ikintu karemano cy'ibinyabuzima gikomoka ku bimera, selulose ishobora kongera gukoreshwa kandi irambye. Umusaruro wayo ntushingira ku bikomoka ku bimera bito kandi ushobora kugira uruhare mu gukusanya karuboni iyo ikomoka ku mashyamba acungwa neza no mu buhinzi.
3. Imikoreshereze itandukanye ya Selulose:
Selulosi ikoreshwa cyane mu nganda zitandukanye, bitewe n'imiterere yayo idasanzwe n'ubushobozi bwayo butandukanye:
Impapuro n'ibipfunyika: Birashoboka ko uburyo buzwi cyane bwo gukoresha selulosi ni mu gukora impapuro n'amakarito. Fibre za selulosi ni zo zikoreshwa cyane mu gukora impapuro, zitanga imiterere n'imiterere y'ubuso bikenewe mu kwandika, gucapa no gupakira. Byongeye kandi, ibikoresho byo gupakira bishingiye kuri selulosi bitanga ubundi buryo bworohereza ibidukikije aho gupakira plastiki gakondo, bigafasha mu bikorwa birambye.
Imyenda n'Imyambarire: Imigozi ya selulosi ikomoka ku ipamba, hemp, flax, n'ibindi bimera irabohwa mu budodo hanyuma irabohwa cyangwa ikarabwa mu myenda yo kwambara, imyenda yo mu rugo, ndetse n'inganda. By'umwihariko, ipamba ni fibre ishingiye kuri selulosi ikoreshwa cyane mu nganda z'imyenda bitewe n'uburyo bworoshye, guhumeka neza, no gukoresha uburyo butandukanye. Udushya mu buhanga bwo gutunganya ibintu twanatumye habaho iterambere ry'imigozi ishingiye kuri selulosi nka lyocell na modal, itanga imiterere myiza n'inyungu ku bidukikije.
Ibikoresho by’ubuvuzi: Ibikoresho bishingiye kuri selulosi bifite akamaro mu rwego rw’ubuvuzi, harimo gupfuka ibikomere, gukaraba imyanya, uburyo bwo gutanga imiti, n’ibikoresho byo kwa muganga. Kuba selulosi ihura neza n’uburyo ibora bituma ikoreshwa muri ubwo buryo, aho imikoranire n’ibinyabutabire ari ingenzi cyane mu mikorere n’umutekano.
Inganda z'ibiribwa n'imiti: Ibikomoka kuri selulosi nka eteri za selulosi (urugero: methylcellulose, carboxymethylcellulose) na esters za selulosi (urugero: cellulose acetate, cellulose nitrate) bikoreshwa nk'ibikomeza, bikomeza, bigabanya ubushyuhe, ndetse n'ibitera filime mu biryo no mu mikorere y'imiti. Ibi binyobwa bishingiye kuri selulosi binoza imiterere, kuguma mu bubiko, no kuryoha kw'ibikomoka ku biribwa mu gihe bigenzura ko imiti itangwa neza kandi ko ingana mu mikorere y'imiti.
Ingufu zisubira n'ibikomoka kuri biofuel: Biomass ikunzwe cyane muri cellulose ikora nk'intungamubiri zo gukora ingufu zisubira n'ibikomoka kuri biofuel binyuze mu bikorwa nko gukwirakwiza gaze, gushyushya, no gushya kwa enzyme. Ethanol ya cellulosic, ikomoka ku kwangirika kwa cellulose, itanga ubundi buryo burambye bwo gusimbura ibikomoka kuri peteroli kandi igira uruhare mu kugabanya imyuka ihumanya ikirere.
Ibikoresho Bivanze: Imigozi ya selulosi ishyirwa mu bikoresho bivanze kugira ngo yongere imiterere ya mekanike nko gukomera, gukomera, no kudakora neza. Ibi bikoresho bivanze bishingiye kuri selulosi bikoreshwa mu bikoresho by'imodoka, ibikoresho by'ubwubatsi, ibikoresho byo mu nzu, n'ibikoresho bya siporo, bitanga ubundi buryo bworoshye kandi butangiza ibidukikije kuruta ibikoresho bisanzwe.
Selulose, nk'ikintu karemano gikomoka kuri biopolymer kiboneka mu nkuta z'uturemangingo tw'ibimera, gifite imiterere yihariye n'ikoreshwa ritandukanye mu nganda. Kuva ku gukora impapuro n'imyenda kugeza ku bikoresho by'ubuvuzi n'ingufu zishobora kuvugururwa, selulose igira uruhare mu iterambere rirambye no guhanga udushya mu nzego zitandukanye. Ubushakashatsi bukomeje n'iterambere mu ikoranabuhanga mu gutunganya no gukoresha selulose bifite icyizere cyo kwagura ikoreshwa ryayo no gukemura ibibazo mpuzamahanga bijyanye no kubungabunga umutungo kamere no kubungabunga ibidukikije. Mu gihe sosiyete ikomeje gushyira imbere ibidukikije birambye no kwita ku bidukikije, ibikoresho bishingiye kuri selulose byiteguye kugira uruhare runini mu gushyiraho ahazaza heza kandi harambye.
Igihe cyo kohereza: Werurwe-06-2024