A cikin busasshen turmi, cellulose ether babban ƙari ne wanda zai iya inganta aikin turmi mai jika sosai kuma yana shafar aikin ginin turmi. Methyl cellulose ether yana taka rawar riƙe ruwa, kauri, da inganta aikin gini. Kyakkyawan aikin riƙe ruwa yana tabbatar da cewa turmi ba zai haifar da yashi ba, foda da rage ƙarfi saboda ƙarancin ruwa da rashin cikar ruwa na siminti; tasirin kauri Ƙarfin tsarin turmi mai jika yana ƙaruwa sosai, kuma ƙara methyl cellulose ether na iya inganta ɗanɗanon turmi mai jika sosai, kuma yana da kyakkyawan mannewa ga abubuwa daban-daban, don haka inganta aikin turmi mai jika a bango da rage sharar gida; ban da haka, daban-daban Matsayin cellulose a cikin samfura shima ya bambanta, misali: cellulose a cikin manne na tayal na iya ƙara lokacin buɗewa da daidaita lokaci; cellulose a cikin turmi mai fesawa na injiniya na iya inganta ƙarfin tsarin turmi mai jika; a cikin daidaita kai, cellulose yana taka rawa wajen hana daidaitawa, Rarrabawa da rarrabuwa.
Ana yin samar da cellulose ether ne galibi daga zaruruwan halitta ta hanyar narkar da alkali, amsawar dashen (etherification), wankewa, busarwa, niƙa da sauran hanyoyin. Manyan kayan zaruruwan halitta za a iya raba su zuwa: zaren auduga, zaren cedar, zaren beech, da sauransu. Matsayin polymerization ɗinsu ya bambanta, wanda zai shafi ɗanko na ƙarshe na samfuransu. A halin yanzu, manyan masana'antun cellulose suna amfani da zaren auduga (wani samfurin nitrocellulose) a matsayin babban kayan albarkatun ƙasa. Ana iya raba ethers na cellulose zuwa ionic da non-ionic. Nau'in ionic ya ƙunshi gishirin carboxymethyl cellulose, kuma nau'in da ba ionic ba ya haɗa da methyl cellulose, methyl hydroxyethyl (propyl) cellulose, da hydroxyethyl cellulose. Su da sauransu. A cikin busasshen turmi, saboda ionic cellulose (carboxymethyl cellulose gishiri) ba shi da ƙarfi a gaban ions na calcium, ba kasafai ake amfani da shi a cikin busassun foda kamar su lemun tsami da aka yi da siminti a matsayin kayan siminti ba.
Rike ruwa na cellulose yana da alaƙa da zafin da ake amfani da shi. Rike ruwa na methyl cellulose ether yana raguwa tare da ƙaruwar zafin jiki. Misali, a lokacin rani, lokacin da akwai hasken rana, ana shafa putty na bango na waje, wanda sau da yawa yana hanzarta wargaza siminti da turmi. Taurarewa da raguwar yawan riƙe ruwa suna haifar da jin cewa aikin gini da aikin hana fashewa suna shafar. A wannan yanayin, yana da matuƙar muhimmanci a rage tasirin abubuwan zafin jiki. Wani lokaci ba zai iya biyan buƙatun amfani ba. Ana yin wasu jiyya akan cellulose, kamar ƙara matakin etherification, da sauransu, don tasirin riƙe ruwa har yanzu yana iya ci gaba da samun sakamako mafi kyau a mafi girman zafin jiki.
Rikewar cellulose a Ruwa: Manyan abubuwan da ke shafar riƙewar turmi sun haɗa da adadin cellulose da aka ƙara, ɗanɗanon cellulose, kyawun cellulose, da zafin yanayin aiki.
Danko na cellulose: Gabaɗaya, girman danko, mafi kyawun tasirin riƙe ruwa, amma mafi girman danko, mafi girman nauyin kwayoyin halitta na cellulose, da kuma raguwar narkewarsa, wanda ke da mummunan tasiri ga aikin gini da ƙarfin turmi. Mafi girman danko, mafi girman tasirin kauri akan turmi, amma ba daidai yake da shi ba. Mafi girman danko, mafi girman danko zai zama danko. A lokacin gini, zai manne da abin gogewa kuma yana da mannewa mai yawa ga substrate, amma ba zai taimaka sosai wajen ƙara ƙarfin tsarin turmi mai danshi ba, kuma aikin hana sag ba zai bayyana ba yayin gini.
Ingancin cellulose: Ingancin yana shafar narkewar cellulose ether. Cellulose mai kauri yawanci yana da granulated kuma yana warwatse cikin ruwa ba tare da haɗuwa ba, amma saurin narkewa yana da jinkiri sosai. Bai dace da amfani da shi a cikin busasshen turmi na foda ba. Ana samar da shi a cikin gida Wasu daga cikin cellulose suna da flocculent, ba shi da sauƙin warwatsewa da narkewa a cikin ruwa, kuma yana da sauƙin haɗuwa. Foda mai kyau kawai zai iya guje wa haɗuwar methyl cellulose ether lokacin ƙara ruwa da juyawa. Amma cellulose ether mai kauri ba wai kawai yana ɓatarwa ba ne amma kuma yana rage ƙarfin turmi na gida. Lokacin da aka gina irin wannan turmi busasshen foda a babban yanki, saurin warwatsewar turmi na gida a bayyane yake yana raguwa, kuma fashe-fashe saboda lokutan warwatse daban-daban suna bayyana. Saboda ɗan gajeren lokacin haɗawa, turmi mai ginin injiniya yana buƙatar mafi girman fineness.
Lokacin Saƙo: Fabrairu-13-2023