Focus on Cellulose ethers

Nigute ushobora guhitamo selile nziza

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Ubwoko busanzwe, bwuzuye mumazi akonje, ariko burashobora gukwirakwira vuba mumazi ashyushye bikabura mumazi ashyushye. Iyo ubushyuhe bugabanutse ku bushyuhe runaka, ibishishwa bizagaragara buhoro buhoro kugeza igihe bibumbiye mu mucyo. Impamvu yo guhura n'amazi akonje ni: ifu ya selile yo hanze ihura namazi akonje, igahita ihinduka ibicucu, ikabyimba mo colloid ibonerana, kandi selile imbere ikikijwe na colloid mbere yuko ihura namazi, kandi iracyari mubifu. ifishi. , ariko buhoro buhoro gushonga. Ibicuruzwa bisanzwe ntibikeneye gukoresha amazi ashyushye mubikorwa bifatika, kuko ifu ya putty cyangwa minisiteri ni ifu ikomeye. Nyuma yo kuvanga byumye, selile itandukanijwe nibindi bikoresho. Iyo ihuye namazi, izahita iba viscous kandi ntabwo izakora itsinda.

Ibicuruzwa bihita bikwirakwira vuba iyo bihuye namazi akonje bikabura mumazi. Muri iki gihe, amazi ntagira ubwiza, kubera ko HPMC ikwirakwizwa mu mazi gusa nta gushonga. Kuva mu minota igera kuri 2, ubwiza bwamazi bugenda bwiyongera buhoro buhoro, bikora colloid ibonerana.

. Kuberako ubuso bwa selile ako kanya bwakorewe hamwe na dialdehyde, kubika amazi no gutuza ntabwo ari byiza nkibicuruzwa bisanzwe. Kubwibyo, muri poro yumye nka poro ya poro na minisiteri, turasaba ibicuruzwa bisanzwe.

Nigute wahitamo neza neza ya selile:

1. Mbere ya byose, dukeneye kumva uruhare rwa selile ya selile: kubika amazi no kubyimba.
2. Inganda zishobora kuvuga 100.000 viscosity, 150.000 viscosity, na 200.000 viscosity. Ibi bipimo bisobanura iki? Ni izihe ngaruka z'ibice bitandukanye byo gupima ku bicuruzwa?

(1) Kubika amazi
Imikorere yo gufata amazi yiyongera hamwe no kwiyongera kwijimye, ariko ukurikije uko isoko ryifashe, iyo ubwiza bwa selile burenze 100.000, imikorere yo gufata amazi yiyongera hamwe nubwiza.

(2) Kubyimbye
Mubisanzwe nukuvuga, iyo ibirimo bifatika nibisanzwe, binini binini, niko gukora neza. Nukuvuga ko ubukonje bwinshi busaba amazi menshi, kandi igipimo cyo gufata amazi ntigihinduka cyane.

3. Ibigo byinshi bikoresha ibipimo bitandukanye, ni ukuvuga minisiteri zitandukanye na selulose ether ibisobanuro bitandukanye, ariko ku nganda nto, bizamura igiciro. Inganda nyinshi ntoya zikoresha fibre imwe gusa ya fibre ya plastike kugirango ikoreshwe muri rusange, ni ukuvuga, dosiye iratandukanye. ! Mubisanzwe, ibice 100.000 nibyo bikoreshwa cyane.

4. Birumvikana ko bigenwa ahanini nubwiza bwo gufata amazi. Ntabwo dushishikariza abakiriya gukoresha ububobere buke. Kurugero, kubice 200.000, niko hejuru ya viscosity ya selulose ether, niko idahungabana, kandi hariho ibicuruzwa byinshi byiganano. Abakiriya bamwe bavuga ko ibicuruzwa 20W byukuri bifatanye kandi kubaka ntabwo ari byiza cyane.

5. Kugumana amazi ya selile ya selile ikoreshwa muri minisiteri itandukanye no gufata amazi ya selile ya selile mubushakashatsi. Nubwo amazi yagumana selulose ether ubwayo ari meza, ntibisobanura ko ingaruka muri minisiteri ari nziza Nibyiza, bigenwa cyane cyane nimikorere yinyongera zisigaye muri formula, ingano yinyongera, ningaruka zo kuvanga za ibikoresho byumye byumye. Nibyiza kuyikoresha kurukuta kugirango urebe ingaruka. Uku ni ukuri!


Igihe cyo kohereza: Gashyantare-08-2023
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