Focus on Cellulose ethers

Imikorere nogukoresha selulose ether mubiteguye-bivanze na minisiteri

Cellulose ether ahanini ifite imirimo itatu ikurikira:

1) Irashobora kubyimba minisiteri nshya kugirango irinde amacakubiri kandi ibone umubiri umwe wa plastike;

2) Ifite ingaruka zo guhumeka ikirere, kandi irashobora kandi gutuza ibyuka bihumeka neza kandi byiza byinjijwe muri minisiteri;

3) Nka agent igumana amazi, ifasha kubungabunga amazi (amazi yubusa) muri minisiteri yoroheje, kugirango sima ibone umwanya munini wo kuhira nyuma ya minisiteri yubatswe.

Muri minisiteri ivanze yumye, methyl selulose ether igira uruhare mukubungabunga amazi, kubyimba no kunoza imikorere yubwubatsi. Imikorere myiza yo gufata neza amazi iremeza ko minisiteri itazatera umucanga, ifu no kugabanuka kwingufu kubera kubura amazi hamwe n’amazi meza ya sima atuzuye; Ingaruka yibyibushye yongerera cyane imbaraga zuburyo bwa minisiteri itose, kandi ubushobozi bwiza bwo kurwanya-kugabanuka kumatafari ni urugero; Kwiyongera kwa selile ya selile irashobora kunoza cyane ubwiza bwamazi ya minisiteri itose, kandi ikagira ububobere bwiza kubutaka butandukanye, bityo bigatuma imikorere yurukuta rwa minisiteri itose kandi igabanya imyanda.

Iyo ukoresheje ether ya selile, twakagombye kumenya ko niba dosiye ari nyinshi cyane cyangwa ubukonje bukabije, amazi akenera kwiyongera, kandi ubwubatsi bukumva bukora cyane (trowel trickel) kandi akazi kagabanuka. Cellulose ether izadindiza igihe cyo gushiraho sima, cyane cyane iyo ibirimo biri hejuru, ingaruka zo kudindiza ni ngombwa. Byongeye kandi, selile ether nayo izagira ingaruka kumwanya ufunguye, kwihanganira sag hamwe nimbaraga za minisiteri.

Ether ikwiye ya selile igomba guhitamo mubicuruzwa bitandukanye, kandi imikorere yayo nayo iratandukanye. Kurugero, nibyiza guhitamo MC hamwe nubwiza buhebuje muri tile yometseho, ishobora kongera igihe cyo gufungura nigihe cyagenwe, kandi igateza imbere imikorere yo kurwanya kunyerera; murwego rwo kwipimisha, nibyiza guhitamo MC ifite ubukonje buke kugirango igumane amazi ya minisiteri, kandi mugihe kimwe Irakora no gukumira ibyiciro no kubika amazi. Ether ikwiye ya selile igomba kugenwa ukurikije ibyifuzo byabayikoze nibisubizo byikizamini.

Byongeye kandi, selile ether ifite ingaruka zifata ifuro, kandi kubera firime hakiri kare, bizatera uruhu muri minisiteri. Izi firime ya selile ya selile ishobora kuba yarakozwe mugihe cyangwa ako kanya nyuma yo gukurura, mbere yuko ifu ya reberi idasubirwaho itangira gukora firime. Ibyingenzi biri inyuma yibi bintu nibikorwa byubuso bwa selile ethers. Kubera ko imyuka yo mu kirere yazanwe na agitator, selile ether yihuta ifata intera iri hagati yimyuka yo mu kirere na sima ya sima kugirango ikore firime. Ibibyimba byari bikiri bitose bityo bigahinduka cyane kandi bigahinduka, ariko ingaruka ya polarisiyasi yemeje neza gahunda ya molekile ikurikirana.

Kubera ko selile ya selulose ari polymer ikabura amazi, izimukira hejuru ya minisiteri ihuza ikirere hamwe no guhumeka kwamazi muri minisiteri nshya kugirango ibe ikungahaye, bityo itere uruhu rwa selile ya ether hejuru yubutaka bushya. Nkibisubizo byuruhu, hakozwe firime yuzuye hejuru ya minisiteri, igabanya igihe cyo gufungura minisiteri. Niba amabati yometse hejuru yububiko bwa minisiteri muri iki gihe, iki gice cya firime nacyo kizagabanywa imbere imbere ya minisiteri ndetse no hagati ya tile na minisiteri, bityo bigabanye imbaraga zo guhuza nyuma. Uruhu rwa selile ya selile irashobora kugabanuka muguhindura formula, guhitamo ether ya selile ikwiye no kongeramo izindi nyongeramusaruro.


Igihe cyo kohereza: Gashyantare-17-2023
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