Ibivange bigira uruhare runini mu kunoza imikorere yo kubaka sima ivanze n'umusemburo. Ibi bikurikira bisesengura kandi bikagereranya imiterere y'ibanze y'ifu ya latexr na selulose, kandi bigasesengura imikorere y'ibicuruzwa bya sima ivanze n'umusemburo w ...
Ifu ya latex ishobora kongera gushonga
Ifu ya latexr ishobora gukurwamo itunganywa hakoreshejwe spray yumisha ya emulsion yihariye ya polymer. Ifu ya latexr yumye ni uduce duto twa 80 ~ 100mm twakusanyijwe hamwe. Utwo duce dushonga mu mazi kandi tugakora ahantu hanini gato ugereranyije n'uduce twa emulsion twa mbere, dukora agahu nyuma yo kubura amazi no kuma.
Uburyo butandukanye bwo guhindura ibintu butuma ifu ya latex ishobora gukurwamo ikagira imiterere itandukanye nko kudakoresha amazi, kudakoresha alkali, kudakoresha ikirere no koroha. Ifu ya latexr ikoreshwa muri mortilage ishobora kongera ubushobozi bwo kudakoresha impanuka, kuramba, kudasaza, koroshya ubwubatswe, gukomera no gufatana, kudakoresha ikirere, kudakoresha icyuma gikonjesha, kudakoresha amazi, gukomera no gukomera kw'urukiramende.
Eteri ya selulosi
Cellulose ether ni ijambo rusange risobanura urukurikirane rw'ibicuruzwa bikorwa n'uburyo cellulose ya alkali ikora 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 (nk'icarboxymethyl cellulose) na non-ionic (nk'imethyl cellulose). Dukurikije ubwoko bw'ikintu gisimbura, ether ya cellulose ishobora kugabanywamo monoether (nk'imethyl cellulose) na ether ivanze (nk'ihydroxypropyl methyl cellulose). Dukurikije uburyo butandukanye bwo gushonga, ishobora kugabanywamo ibintu bishonga mu mazi (nk'ihydroxyethyl cellulose) na organic solvent-soluble (nk'ithyl cellulose), nibindi. Mortilla yumye ivanze ahanini ni cellulose ishonga mu mazi, kandi cellulose ishonga mu mazi igabanywamo ubwoko bw'ubwoko bwihuse n'ubwoko bwo gushonga bwatinze kuvurwa.
Uburyo eteri ya selulosi ikora muri mortila ni ubu bukurikira:
(1) Nyuma yuko eteri ya selulosi iri muri mortiyo ishongeshejwe mu mazi, ibikoresho bya sima bikwirakwira neza kandi bingana muri sisitemu bigerwaho bitewe n'imikorere y'ubuso, kandi eteri ya selulosi, nk'umuyoboro urinda, "ipfunyika" uduce duto kandi Urwego rw'ifiriti itera amavuta rukorwa ku buso bwayo bwo hanze, bigatuma sisitemu ya mortiyo ikomera, kandi inanoza uburyo mortiyo igenda neza mu gihe cyo kuvanga no gukora neza.
(2) Bitewe n'imiterere ya molekile, umuti wa eteri ya cellulose utuma amazi ari muri mortilage atoroshye gutakaza, kandi ukayarekura buhoro buhoro mu gihe kirekire, bigatuma mortilage ikomeza kubika amazi no gukora neza.
fibre y'ibiti
Fibre y'ibiti ikorwa n'ibimera nk'ibikoresho by'ibanze kandi igatunganywa hakoreshejwe ikoranabuhanga ryinshi, kandi imikorere yayo itandukanye n'iya eteri ya cellulose. Imiterere y'ingenzi ni iyi:
(1) Ntishobora gushonga mu mazi no mu bintu bishongesha, kandi ntishobora gushonga mu bisubizo by'aside idakomeye n'ibisubizo by'ibanze bidakomeye
(2) Iyo ikoreshejwe muri morti, izahurirana mu buryo butatu mu buryo butaziguye, yongera imbaraga za thixotropy no kugwa kw'morti, kandi irusheho kubakwa.
(3) Bitewe n'imiterere y'imigozi y'ibiti ifite imiterere itatu, ifite imiterere yo "gufunga amazi" muri mortilla ivanze, kandi amazi ari muri mortilla ntazoroha kuyinjiza cyangwa kuyikuramo. Ariko ntabwo ifite eteri ya cellulose ifata amazi menshi.
(4) Ingaruka nziza z'imiyoboro y'amazi mu mitsi ifite akazi ko "gutwara amazi" muri morti, bigatuma ubushyuhe bw'imbere n'ubushyuhe bw'imbere muri morti buhora buhindagurika, bityo bigabanye imiyoboro iterwa no kugabanuka gukabije.
(5) Fibre y'ibiti ishobora kugabanya uburemere bw'ihindagurika ry'uruvange rukomeye kandi ikagabanya gucika no kwangirika kw'uruvange.
Igihe cyo kohereza ubutumwa: Werurwe-10-2023