Cellulose Ether ni iki?

Eteri ya selulosini igikoresho cya polymer gifite imiterere ya eteri ikozwe muri selulosi. Buri ruziga rwa glucosyl ruri muri macromolecule ya selulosi rugizwe n'amatsinda atatu ya hydroxyl, itsinda ry'ibanze rya hydroxyl riri kuri atome ya karuboni ya gatandatu, itsinda rya kabiri rya hydroxyl riri kuri atome ya karuboni ya kabiri n'iya gatatu, naho hydrogen iri mu itsinda rya hydroxyl isimburwa n'itsinda rya hydrocarbon kugira ngo ikore ibintu bya eteri bikomoka kuri selulosi. Ni umusaruro aho hydrogen yo mu itsinda rya hydroxyl muri polymer ya selulosi isimburwa n'itsinda rya hydrocarbon. Cellulose ni igikoresho cya polymer ya polyhydroxy kidashonga cyangwa ngo gishonge. Nyuma yo gushonga, selulosi irashonga mu mazi, igashonga alkali na organic solvent, kandi ifite thermoplasticity.

Selulosi ni igikoresho cya polyhydroxy polymer kidashonga cyangwa ngo gishonge. Nyuma yo gushonga, selulosi irashonga mu mazi, igashonga alkali na organic solvent, kandi ikagira thermoplasticity.

1. Kamere:

Uburyo cellulose ishonga nyuma yo gushonga ihinduka cyane. Ishobora gushonga mu mazi, gushonga aside, gushonga alkali cyangwa organic solvent. Uburyo ishonga ishonga ahanini ishingiye ku bintu bitatu: (1) Ibiranga amatsinda yashyizwe mu nzira yo gushonga, uko yashyizwemo. Uko itsinda rinini, uko ishonga igabanuka, kandi uko itsinda ryashyizwemo rirushaho gukomera, niko cellulose ether ishonga mu mazi byoroha; (2) Igipimo cyo gusimburana no gukwirakwira kw'amatsinda yahinduwe muri macromolecule. Ether nyinshi za cellulose zishobora gushonga mu mazi gusa munsi y'urwego runaka rwo gusimburana, kandi igipimo cyo gusimburana kiri hagati ya 0 na 3; (3) Igipimo cyo gushonga cya cellulose ether, uko igipimo cyo gushonga cya polymerization kiri hejuru, niko ishonga idashonga cyane; Uko igipimo cyo gusimburana gishobora gushonga mu mazi kiri hasi, niko urwego rwagutse. Hariho ubwoko bwinshi bwa ether za cellulose zifite imikorere myiza, kandi zikoreshwa cyane mu bwubatsi, sima, peteroli, ibiribwa, imyenda, isabune, amarangi, imiti, gukora impapuro n'ibikoresho by'ikoranabuhanga n'izindi nganda.

2. Teza imbere:

Ubushinwa ni bwo bukora cyane ku isi eteri ya selulosi kandi buyikoresha, aho impuzandengo y’izamuka ry’umwaka rirenga 20%. Dukurikije imibare y’ibanze, hari ibigo bigera kuri 50 bikora eteri ya selulosi mu Bushinwa, ubushobozi bwo gukora inganda za eteri ya selulosi bwarenze toni 400.000, kandi hari ibigo bigera kuri 20 bifite toni zirenga 10.000, ahanini biherereye muri Shandong, Hebei, Chongqing na Jiangsu, Zhejiang, Shanghai n’ahandi.

3. Ibikenewe:

Mu 2011, ubushobozi bwo gukora CMC mu Bushinwa bwari toni zigera ku 300.000. Kubera ko hakomeje kwiyongera ubwinshi bw'ibicuruzwa bya cellulose ethers byiza mu nganda nk'ubuvuzi, ibiribwa, n'imiti ikoreshwa buri munsi, ubwinshi bw'ibicuruzwa bya cellulose ethers bitari CMC mu gihugu burimo kwiyongera. , ubushobozi bwo gukora MC/HPMC ni toni zigera ku 120.000, naho ubw'ibicuruzwa bya HEC ni toni zigera ku 20.000. PAC iracyari mu cyiciro cyo kwamamaza no gukoresha mu Bushinwa. Hamwe n'iterambere ry'ibicuruzwa binini bya peteroli byo mu mazi no guteza imbere ibikoresho by'ubwubatsi, ibiribwa, imiti n'izindi nganda, ingano n'ubuso bwa PAC biriyongera kandi bikura buri mwaka, hamwe n'ubushobozi bwo gukora toni zirenga 10.000.

4. Gushyira mu byiciro:

Dukurikije imiterere y’ibinyabutabire, bishobora kugabanywamo eteri za anionic, cationic na nonionic. Bitewe n’ikintu gikoreshwa mu gukwirakwiza ether, hari selulosi ya methyl, hydroxyethyl methyl cellulose, carboxymethyl cellulose, ethyl cellulose, benzyl cellulose, hydroxyethyl cellulose, hydroxypropyl methyl cellulose cellulose, cyanoethyl cellulose, benzyl cyanoethyl cellulose, carboxymethyl hydroxyethyl cellulose na phenyl cellulose, nibindi. Selulosi ya methyl na ethyl cellulose ni ingirakamaro cyane.

Methylcellulose:

Nyuma y'uko ipamba itunganyijwe ivuwe na alkali, eteri ya selulose ikorwa binyuze mu buryo butandukanye bwo gukora hamwe na methane chloride nk'ikintu gitanga eteri. Muri rusange, urwego rwo gusimbuza ni 1.6 ~ 2.0, kandi gushonga nabyo biratandukanye iyo ugereranyije n'urwego rwo gusimbuza. Ni iya eteri ya selulose itari ioni.

(1) Methylcellulose irashongesha mu mazi akonje, kandi bizagorana kuyishongesha mu mazi ashyushye. Umuti wayo w'amazi uhoraho cyane mu gipimo cya pH = 3 ~ 12. Ikorana neza na sitashi, guar gum, nibindi nibindi byinshi bya surfactants. Iyo ubushyuhe bugeze ku bushyuhe bwa gelation, gelation iba ihari.

(2) Uburyo methyl cellulose igumana amazi biterwa n'ingano yayo, ubukana, ingano y'uduce ndetse n'umuvuduko wo gusenyuka. Muri rusange, niba ingano yo kongeramo ari nini, ubukana ni buke, kandi ubukana ni bwinshi, umuvuduko wo kubika amazi ni munini. Muri byo, ingano yo kongeramo igira ingaruka nini ku muvuduko wo kubika amazi, kandi urwego rw'ubukana ntabwo rujyanye neza n'urwego rw'umuvuduko wo kubika amazi. Umuvuduko wo gusenyuka uterwa ahanini n'urugero rw'impinduka z'ubuso bw'uduce twa cellulose n'ubukana bw'uduce. Muri ether za cellulose zavuzwe haruguru, methyl cellulose na hydroxypropyl methyl cellulose bifite umuvuduko wo kubika amazi mwinshi.

(3) Impinduka mu bushyuhe zishobora kugira ingaruka zikomeye ku kubika amazi kwa selulosi ya methyl. Muri rusange, uko ubushyuhe burushaho kuba bwinshi, ni ko kubika amazi birushaho kuba bibi. Iyo ubushyuhe bwa selulosi burenze dogere selisiyusi 40, kubika amazi kwa selulosi ya methyl bizagabanuka cyane, bikagira ingaruka zikomeye ku bwubatsi bwa selulosi.

(4)Selulose ya Methylbigira ingaruka zikomeye ku buryo ibintu bikorana neza kandi bifatanye neza. "Gufata neza" hano bivuga imbaraga zihuza hagati y'igikoresho cy'umukozi n'igice cy'urukuta, ni ukuvuga imbaraga zihuza neza n'urukuta. Gufata neza ni byinshi, imbaraga zihuza neza n'urukuta ni nyinshi, kandi imbaraga zisabwa n'abakozi mu gihe cyo gukoresha nazo ni nyinshi, kandi imikorere y'urukuta ni mibi. Gufata neza kwa methyl cellulose kuri ku rwego rwo hagati mu bicuruzwa bya eteri ya cellulose.

Hydroxypropylmethylcellulose ：

Hydroxypropyl methylcellulose ni ubwoko bwa cellulose buvangwa n'umusaruro n'ikoreshwa ry'ibicuruzwa byiyongera cyane. Ni eteri ivanze ya cellulose itari ionic ikozwe mu ipamba itunganyijwe nyuma yo kuyitunganya, hakoreshejwe propylene oxide na methyl chloride nk'ikintu gihindura ibintu, binyuze mu buryo butandukanye. Igipimo cyo kuyihindura muri rusange ni 1.2 ~ 2.0. Imiterere yayo iratandukanye bitewe n'ikigereranyo cy'ibipimo bya methoxyl n'ibipimo bya hydroxypropyl.

(1) Hydroxypropyl methylcellulose ishongeshwa byoroshye mu mazi akonje, kandi izahura n'ingorane mu gushonga mu mazi ashyushye. Ariko ubushyuhe bwayo bwo gushonga mu mazi ashyushye buri hejuru cyane ugereranyije n'ubwa methyl cellulose. Gushonga mu mazi akonje nabyo birarushaho kwiyongera ugereranije na methyl cellulose.

(2) Uburemere bwa hydroxypropyl methylcellulose bufitanye isano n'uburemere bwayo bwa molekile, kandi uko uburemere bwa molekile burushaho kuba bwinshi, niko uburemere burushaho kuba bwinshi. Ubushyuhe nabwo bugira ingaruka ku buremere bwayo, uko ubushyuhe bwiyongera, uburemere bugabanuka. Ariko, ingaruka z'uburemere bwayo bwinshi n'ubushyuhe bwayo ziri hasi ugereranyije n'ubwa methyl cellulose. Umuti wayo uhoraho iyo ubitswe ku bushyuhe bw'icyumba.

(3) Uburyo hydroxypropyl methylcellulose igumana amazi biterwa n'ingano yayo, ubukana bwayo, n'ibindi, kandi igipimo cyo kubika amazi munsi y'ingano imwe y'inyongera kiri hejuru y'icya methyl cellulose.

(4)Hydroxypropyl methylcelluloseIrahamye kuri aside na alkali, kandi umuti wayo w’amazi urahamye cyane mu rugero rwa pH = 2 ~ 12. Soda ya Caustic na lime amazi ntacyo bigira ku mikorere yayo, ariko alkali ishobora kwihutisha gushonga kwayo no kongera ubukana bwayo gato. Hydroxypropyl methylcellulose irahamye kuri umunyu usanzwe, ariko iyo ubwinshi bw’umunyu buri hejuru, ubukana bwa hydroxypropyl methylcellulose bukunda kwiyongera.

(5) Hydroxypropyl methylcellulose ishobora kuvangwa n'ibinyabutabire bya polymer bishongeshwa n'amazi kugira ngo bikore umuti umwe kandi ufite ubukana bwinshi. Nka polyvinyl alcohol, starch ether, vegetable gum, nibindi.

(6) Hydroxypropyl methylcellulose ifite ubudahangarwa bwiza bwa enzymes kurusha methylcellulose, kandi umuti wayo ntushobora kwangirika cyane na enzymes kurusha methylcellulose.

(7) Uburyo hydroxypropyl methylcellulose ifatana n'imiterere ya mortier buruta ubw'uburyo methylcellulose ifatana.

Hydroxyethyl cellulose:

Ikozwe mu ipamba itunganyijwe ivugururwa na alkali, kandi ivanze na ethylene oxide nk'ikintu gihindura umwuka iyo hari isopropanol. Ubusanzwe, urwego rwayo rwo kuyisimbura ni 1.5 ~ 2.0. Ifite ubushobozi bwo kunyura mu mazi kandi yoroshye kuyifata.

(1) Hydroxyethyl cellulose irashongesha mu mazi akonje, ariko biragoye kuyishongesha mu mazi ashyushye. Umuti wayo uhoraho ku bushyuhe bwinshi nta gel ikoreshejwe. Ishobora gukoreshwa igihe kirekire ku bushyuhe bwinshi mu mashini, ariko amazi yayo ni make ugereranyije n'aya methyl cellulose.

(2) Hydroxyethyl cellulose irakomera kuri aside rusange na alkali, kandi alkali ishobora kwihutisha gushonga kwayo no kongera ubukana bwayo gato. Kutambuka kwayo mu mazi ni bibi gato kurusha ibya methyl cellulose na hydroxypropyl methyl cellulose.

(3) Hydroxyethyl cellulose ifite ubushobozi bwiza bwo kurwanya gushonga kwa mortilage, ariko sima yo iratinda igihe kirekire.

(4) Imikorere ya hydroxyethyl cellulose ikorwa na bimwe mu bigo byo mu gihugu iragaragara ko iri hasi ugereranyije n’iya methyl cellulose bitewe n’uko ifite amazi menshi n’umuvu mwinshi.

(5) Indwara y'umuti w'amazi wa hydroxyethyl cellulose irakomeye cyane. Ku bushyuhe bwa dogere selisiyusi 40, indwara ishobora kugaragara mu minsi 3 kugeza kuri 5, ibyo bikagira ingaruka ku mikorere yayo.

Selulose ya karboksimetili:

Eteri ya cellulose ya Lonic ikorwa mu migozi karemano (ipamba, nibindi) nyuma yo kuvurwa na alkali, hakoreshejwe sodium monochloroacetate nk'umusemburo wa etherification, kandi ikorerwa ubuvuzi butandukanye. Igipimo cyo gusimbuza muri rusange ni 0.4 ~ 1.4, kandi imikorere yayo igirwaho ingaruka cyane n'urwego rwo gusimbuza.

(1) Selulosi ya karboksimetili irushaho kuba hygroscopic, kandi izaba irimo amazi menshi iyo ibitswe mu buryo busanzwe.

(2) Umuti w'amazi wa carboxymethyl cellulose ntukora gel, kandi ubushyuhe buragabanuka uko ubushyuhe bwiyongera. Iyo ubushyuhe burenze 50°C, ubushyuhe buragabanuka.

(3) Ubudahangarwa bwayo buterwa cyane na pH. Muri rusange, ishobora gukoreshwa muri morti ishingiye kuri gypsum, ariko ntikoreshwa muri morti ishingiye kuri sima. Iyo ifite alkaline nyinshi, itakaza ubukana.

(4) Amazi yayo ari hasi cyane ugereranyije na selulosi ya methyl. Igira ingaruka mbi ku mashini ishingiye kuri gypsum kandi igabanya imbaraga zayo. Ariko, igiciro cya selulosi ya carboxymethyl kiri hasi cyane ugereranyije n'icya selulosi ya methyl.

Selilulosi ya Alkili Eteri:

Ibiranga ni methyl cellulose na ethyl cellulose. Mu nganda, methyl chloride cyangwa ethyl chloride ikoreshwa muri rusange nk'ikintu gitanga etherification, kandi igisubizo ni iki gikurikira:

Muri formula, R ihagarariye CH3 cyangwa C2H5. Igipimo cya alkali ntikigira ingaruka gusa ku rugero rwa etherification, ahubwo kinagira ingaruka ku ikoreshwa rya alkyl halides. Uko igipimo cya alkali kiba gito, niko hydrolysis ya alkyl halide ikomera. Kugira ngo bigabanye ikoreshwa rya etherifying agent, igipimo cya alkali kigomba kwiyongera. Ariko, iyo igipimo cya alkali kiri hejuru cyane, ingaruka zo kubyimba kwa cellulose ziragabanuka, ibyo bikaba bidafasha etherification reaction, bityo ingano ya etherification iragabanuka. Kubera iyo mpamvu, lye ikomeye cyangwa solid lye ishobora kongerwamo mu gihe cyo reaction. Reactor igomba kugira igikoresho cyiza cyo gukurura no gushwanyaguza kugira ngo alkali ishobore gukwirakwira neza. Selulosi ya Methyl ikoreshwa cyane nk'imashini igabanya ubushyuhe, ikora nk'umugozi n'ibindi. Ishobora kandi gukoreshwa nk'imashini igabanya ubushyuhe mu gupima imiterere y'amazi, ikoreshwa nk'imashini igabanya ubushyuhe mu mbuto, ikoreshwa nk'imashini igabanya ubushyuhe mu myenda, ikoreshwa nk'imashini igabanya ubushyuhe mu biribwa n'amavuta, ikoreshwa nk'imashini igabanya ubushyuhe mu myanda ... kandi ikoreshwa nk'imashini igabanya ubushyuhe mu myanda myinshi. Ikorana neza n'imashini zitandukanye zitunganya ubushyuhe mu myanda n'imashini zigabanya ubushyuhe mu myanda. Ishobora gukoreshwa mu gukora pulasitiki, amafirime, varnish, kole, latex n'ibikoresho byo gusiga ku miti, nibindi. Kwinjizwa kw'amatsinda ya hydroxyalkyl muri cellulose alkyl ethers bishobora kongera ubushobozi bwayo bwo gushonga, kugabanya ubushobozi bwayo bwo gushonga, kongera ubushyuhe bwo gukaraba no kunoza ubushobozi bwo gushonga bushyushye, nibindi. Impinduka mu miterere yavuzwe haruguru ziratandukanye bitewe n'imiterere y'ibintu bisimbura ndetse n'ikigereranyo cy'amatsinda ya alkyl na hydroxyalkyl.

Selulosi Hydroxyalkyl Eteri:

Ibiranga ni hydroxyethyl cellulose na hydroxypropyl cellulose. Ibikoresho bitanga etherifying ni epoxides nka ethylene oxide na propylene oxide. Koresha aside cyangwa base nk'ingufu. Umusaruro w'inganda ni ugukora alkali cellulose hamwe n'ibikoreshwa mu gutanga etherification:selulose ya hydroxyethylIfite agaciro gakomeye ko gusimbuza, ishongeshwa mu mazi akonje no mu mazi ashyushye. Hydroxypropyl cellulose ifite agaciro gakomeye ko gusimbuza, ishongeshwa gusa mu mazi akonje ariko ntabwo ishongeshwa mu mazi ashyushye. Hydroxyethyl cellulose ishobora gukoreshwa nk'ikintu gikomeza gukurura irangi rya latex, irangi ry'imyenda, ibikoresho bipima impapuro, kole n'ibindi bikoresho birinda. Gukoresha hydroxypropyl cellulose bisa n'ibya hydroxyethyl cellulose. Hydroxypropyl cellulose ifite agaciro gake ko gusimbuza ishobora gukoreshwa nk'umuti ufasha mu gufatanya no gusenyuka.

Carboxymethyl cellulose, ni ukuvuga CMC mu magambo ahinnye y'Icyongereza, muri rusange iboneka mu buryo bwa sodium salt. Ingufu zituma umwuka uhinduka ni aside monochloroacetic, kandi ingaruka ni izi zikurikira:

Selulosi ya karboksimetili ni yo eteri ya selulosi ishongeshwa n'amazi ikoreshwa cyane. Mu bihe byashize, yakoreshwaga cyane nk'icyondo cyo gucukura, ariko ubu yarongerewe gukoreshwa nk'inyongera mu isabune, imyanda yo mu myenda, irangi rya latekisi, gusiga ikarito n'impapuro, nibindi. Selulosi ya karboksimetilili isanzwe ishobora gukoreshwa mu biribwa, mu buvuzi, mu kwisiga, ndetse no mu gufunga ibintu bya keramike n'ibibumbano.

Polyanionic cellulose (PAC) ni ionic cellulose ether kandi ni ikintu cyo mu rwego rwo hejuru gisimbura carboxymethyl cellulose (CMC). Ni ifu y'umweru, yera cyane cyangwa umuhondo muto cyangwa granule, ntabwo ari uburozi, nta buryohe, yoroshye gushonga mu mazi kugira ngo ikore umuti ubonerana ufite ubushyuhe runaka, ifite ubushobozi bwo kwihanganira ubushyuhe no kurwanya umunyu, kandi ifite ubushobozi bukomeye bwo kurwanya bagiteri. Nta mildew cyangwa kwangirika. Ifite imiterere yo gutungana cyane, urwego rwo hejuru rwo gusimbuza, no gukwirakwiza ibintu bimwe. Ishobora gukoreshwa nk'ifatabuguzi, igabanya ubushyuhe, ihindura imikorere y'amaraso, igabanya igihombo cy'amazi, igabanya ubushyuhe, nibindi. Polyanionic cellulose (PAC) ikoreshwa cyane mu nganda zose aho CMC ishobora gukoreshwa, ishobora kugabanya cyane ingano, yoroshya ikoreshwa, igatanga ubuziranenge bwiza kandi ihuye n'ibisabwa mu buryo bwo hejuru.

Cyanoethyl cellulose ni umusaruro w'ibikomoka kuri cellulose na acrylonitrile munsi y'uburyo alkali ikoreshwa.

Celulose ya Cyanoethyl ifite coefficient ya dielectric ihoraho cyane kandi itakaza bike, kandi ishobora gukoreshwa nk'umusemburo wa resin ku matara ya fosforasi na electroluminescent. Celulose ya Cyanoethyl ikoreshwa mu buryo budakomeye ishobora gukoreshwa nk'impapuro zirinda ubushyuhe ku byuma bihindura amashanyarazi.

Hari hateguwe eteri nyinshi z'alcool zirimo ibinure byinshi, eteri za alkenyl, na eteri za cellulose zirimo aromatic alcohol, ariko ntizakoreshejwe mu bikorwa.

Uburyo bwo gutegura eteri ya selulosi bushobora kugabanywamo uburyo bwo gukoresha amazi, uburyo bwo gushonga, uburyo bwo gukaranga, uburyo bwo gusya, uburyo bwo gukoresha gazi, uburyo bwo gukoresha imashini mu gice cy’amazi n’uburyo bwo guhuza uburyo bwavuzwe haruguru.

5. Ihame ry'imyiteguro:

Ifu ya α-cellulose nyinshi itoseshwa n'umuti wa alkaline kugira ngo ibyimbe kugira ngo isenye imigozi myinshi ya hydrogen, yorohereze ikwirakwira rya reagents no gukora cellulose ya alkaline, hanyuma ikoreshwe n'umuti wa etherification kugira ngo ibone ether ya cellulose. Ibikoresho bya etherifying birimo halides za hydrocarbon (cyangwa sulfates), epoxides, n'ibinyabutabire bya α na β bidafite electron hamwe n'ibinyabutabire bya electron.

6. Imikorere y'ibanze:

Ibivange bigira uruhare runini mu kunoza imikorere yo kubaka sima y’uruvange rw’amabuye yumye, kandi bingana na 40% by’ikiguzi cy’ibikoresho mu sima y’uruvange rw’amabuye yumye. Igice kinini cy’ibivange ku isoko ry’imbere mu gihugu gitangwa n’inganda z’abanyamahanga, kandi ingano y’ibicuruzwa bitangwa n’umucuruzi nayo itangwa n’umucuruzi. Kubera iyo mpamvu, ikiguzi cy’ibicuruzwa by’uruvange rw’amabuye yumye kiracyari hejuru, kandi biragoye gukurura amasafuriya asanzwe yo kubaka no gusiga ibiti byinshi kandi bitandukanye. Ibicuruzwa byo ku isoko rinini bigenzurwa n’amasosiyete y’amahanga, kandi abakora sima y’uruvange rw’amabuye yumye bafite inyungu nke kandi ntibahendwa ku giciro; ikoreshwa ry’ibivange nta bushakashatsi bukozwe neza kandi bugamije, kandi bakurikiza mu buryo buhumyi amahitamo y’abanyamahanga.

Uburyo bwo kubika amazi ni uburyo bw'ingenzi bwo kunoza imikorere y'imyanda ivanze n'amazi, kandi ni kimwe mu bintu by'ingenzi bigabanya igiciro cy'imyanda ivanze n'amazi. Akamaro k'ingenzi ka eteri ya selulose ni ukubika amazi.

Cellulose ether ni ijambo rusange risobanura urukurikirane rw'ibicuruzwa bikorwa n'uburyo alkali cellulose n'ikintu gitanga ether mu bihe bimwe na bimwe. Alkali cellulose isimburwa n'ibintu bitandukanye bitanga ether kugira ngo haboneke ether zitandukanye za cellulose. Dukurikije imiterere ya ionization y'ibintu bisimbura, ether za cellulose zishobora kugabanywamo ibice bibiri: ionic (nka carboxymethyl cellulose) na nonionic (nka methyl cellulose). Dukurikije ubwoko bw'ikintu gisimbura, ether ya cellulose ishobora kugabanywamo monoether (nka methyl cellulose) na mixed ether (nka hydroxypropyl methyl cellulose). Dukurikije uburyo butandukanye bwo gushonga, ishobora kugabanywamo gushonga mu mazi (nka hydroxyethyl cellulose) na organic solvent soluble (nka ethyl cellulose). Mortar yumye ivanze ahanini ni cellulose ishonga mu mazi, naho cellulose ishonga mu mazi igabanywamo ubwoko bw'ingufu n'ubwoko bwo gushonga butinze gukoreshwa.

Uburyo eteri ya selulosi ikora muri mortila ni ubu bukurikira:

(1) Nyuma yaeteri ya seluloseMuri mortiyo ishongeshwa mu mazi, ibintu bitera sima mu buryo bufatika kandi bumwe bikwirakwira neza bitewe n'imikorere y'ubuso, kandi cellulose ether, nk'umuyoboro urinda, "ipfunyika" uduce duto kandi. Urusobe rw'ifiriti itera amavuta rukorwa ku buso bwayo bwo hanze, bigatuma mortiyo ikomera, kandi ikongera ubushyuhe bw'mortiyo mu gihe cyo kuvanga no gukora neza kw'ubwubatsi.

(2) Bitewe n'imiterere ya molekile, umuti wa eteri ya cellulose utuma ubushuhe buri muri mortilage butoroshye gutakaza, kandi ukarekura buhoro buhoro mu gihe kirekire, bigatuma mortilage igumana amazi neza kandi igakora neza.