Danko da kuma riƙe ruwa na cellulose ethers

Cellulose ether sau da yawa wani sinadari ne mai mahimmanci a cikin turmi mai gauraye da busasshe. Domin yana da muhimmiyar sinadari ce ta riƙe ruwa tare da kyawawan sifofin riƙe ruwa. Wannan sinadari na riƙe ruwa zai iya hana ruwan da ke cikin turmi mai jika turmi ya yi ƙauri da wuri ko kuma ya shanye shi da substrate, ya tsawaita lokacin aiki na turmi mai jika, ya tabbatar da cewa simintin ya cika da ruwa, don haka a ƙarshe ya tabbatar da simintin ya yi aiki yadda ya kamata, wanda hakan ke da matuƙar amfani ga gina turmi mai siriri (kamar turmi mai rufi) da turmi a cikin turmi mai yawan shan ruwa (kamar tubalan siminti mai iska), yanayin zafi mai yawa da bushewa.

Siffar riƙe ruwa ta cellulose tana da alaƙa sosai da ɗanɗanonta. Mafi girman ɗanɗano na cellulose ether, mafi kyawun aikin riƙe ruwa. Ɗanɗano muhimmin ma'auni ne na aikin MC. A halin yanzu, masana'antun MC daban-daban suna amfani da hanyoyi da kayan aiki daban-daban don gwada ɗanɗano na MC, kuma manyan hanyoyin sune Haake Rotovisko, Hoppler, Ubbelohde da Brookfield. Ga samfurin iri ɗaya, sakamakon ɗanɗano da aka auna ta hanyoyi daban-daban ya bambanta sosai, kuma wasu ma sun bambanta sosai. Saboda haka, lokacin kwatanta ɗanɗano, yana da mahimmanci a yi hakan tsakanin hanyoyin gwaji iri ɗaya, gami da zafin jiki, rotor, da sauransu.

Gabaɗaya dai, yawan danko, mafi kyawun tasirin riƙe ruwa. Duk da haka, yawan danko, mafi girman nauyin kwayoyin halitta na MC da raguwar narkewarsa, wanda ke da mummunan tasiri ga ƙarfi da aikin ginin turmi. Mafi girman danko, mafi girman tasirin kauri akan turmi. Mafi girman danko, haka nan turmi mai laushi zai kasance, duka a cikin gini, kamar yadda aka nuna ta hanyar scraper mai mannewa da kuma mannewa mai yawa ga substrate. Duk da haka, ba ya taimakawa sosai wajen ƙara ƙarfin tsarin turmi mai laushi. Lokacin da aka gina duka biyun, yana nuna cewa aikin hana lanƙwasa ba a bayyane yake ba. Akasin haka, wasu ethers masu ƙarancin danko zuwa matsakaici amma waɗanda aka gyara suna da kyakkyawan aiki wajen inganta ƙarfin tsarin turmi mai laushi.