A cikin turmi, cellulose ether yana taka rawar riƙe ruwa, kauri, jinkirta ƙarfin ruwa na siminti, da inganta aikin gini. Kyakkyawan ƙarfin riƙe ruwa yana sa ruwan siminti ya zama cikakke, yana iya inganta ɗanɗanon turmi mai danshi, ƙara ƙarfin haɗin turmi, da daidaita lokaci. Ƙara cellulose ether a cikin turmi mai fesawa na injiniya na iya inganta aikin fesawa ko famfo da ƙarfin tsarin turmi. Ana amfani da cellulose sosai a matsayin muhimmin ƙari a cikin turmi mai danshi. Idan aka ɗauki fannin kayan gini a matsayin misali, cellulose ether yana da kyawawan halaye kamar kauri, riƙe ruwa, da jinkiri. Saboda haka, ana amfani da cellulose ether na kayan gini sosai don inganta samar da turmi mai danshi (gami da turmi mai danshi da turmi mai danshi), resin PVC, da sauransu, fenti na latex, putty, da sauransu, gami da aikin kayayyakin gini.
Cellulose na iya jinkirta tsarin ruwa na siminti. Cellulose ether yana ba da turmi da wasu kaddarorin masu amfani, kuma yana rage zafin ruwa na siminti da wuri kuma yana jinkirta tsarin ruwa na siminti. Wannan ba shi da kyau ga amfani da turmi a yankuna masu sanyi. Wannan tasirin jinkiri yana faruwa ne sakamakon shaƙar ƙwayoyin cellulose ether akan samfuran ruwa kamar CSH da ca(OH)2. Saboda ƙaruwar danko na maganin rami, cellulose ether yana rage motsi na ions a cikin maganin, ta haka yana jinkirta tsarin ruwa. Mafi girman yawan cellulose ether a cikin kayan gel na ma'adinai, tasirin jinkirin ruwa yana ƙaruwa. Cellulose ether ba wai kawai yana jinkirta saitin ba, har ma yana jinkirta tsarin taurare na tsarin turmi na siminti. Tasirin ragewa na cellulose ether ya dogara ba kawai akan yawansa a cikin tsarin gel na ma'adinai ba, har ma akan tsarin sinadarai. Mafi girman matakin methylation na HEMC, mafi kyawun tasirin ragewa na cellulose ether. Rabon maye gurbin hydrophilic zuwa maye gurbin da ke ƙara ruwa Tasirin ragewa ya fi ƙarfi. Duk da haka, ɗanɗanon cellulose ether ba shi da wani tasiri sosai akan motsin hydration na siminti.
Tare da ƙaruwar abun cikin hydroxypropyl methylcellulose ether, lokacin saita turmi ya ƙaru sosai. Akwai kyakkyawar alaƙa mara layi tsakanin lokacin saita turmi da abun cikin cellulose ether, da kuma kyakkyawar alaƙa tsakanin lokacin saitawa na ƙarshe da abun cikin cellulose ether. Za mu iya sarrafa lokacin aiki na turmi ta hanyar canza adadin cellulose ether.
Lokacin Saƙo: Maris-09-2023