Cellulose ether shine babban ƙari a cikin turmi da aka shirya. An gabatar da nau'ikan da halaye na tsarin ether cellulose. Ana nazarin tasirin hypromellose ether HPMC akan kaddarorin turmi da tsari. Sakamakon ya nuna cewa HPMC na iya inganta kaddarorin ruwa na turmi, rage abun ciki na ruwa, rage yawan cakuda turmi, tsawaita lokacin saiti, da rage sassauƙa da ƙarfi na turmi. Turmi na ɗaya daga cikin kayan da aka fi amfani da su a masana'antar gine-gine. Tare da haɓaka kimiyyar kayan aiki da buƙatar ingancin gini, turmi ya zama sananne kamar simintin da aka shirya, a hankali an yi ciniki dashi. Idan aka kwatanta da turmi da aka shirya ta hanyar fasaha na gargajiya, aikin samar da turmi na kasuwanci yana da fa'idodi da yawa: 1, ingancin samfurin; 2, babban ingancin samfurin; 3, ƙarancin gurɓataccen muhalli, dacewa don gina wayewa, a halin yanzu, akwai Guangzhou, Shanghai, Beijing da sauran biranen don haɓaka turmi mai gauraya, matakan masana'antu masu alaƙa, ƙa'idodi da ƙa'idodi na ƙasa an ba da su nan ba da jimawa ba. Babban bambanci tsakanin turmi da aka shirya da kuma turmi na gargajiya shine ƙari na haɗakar sinadarai, wanda ether cellulose shine haɗakar sinadarai da aka saba amfani da shi. Cellulose ether yawanci ana amfani da shi azaman wakili mai riƙe da ruwa don haɓaka Ayyukan aiki na turmi mai gauraya. Sabili da haka, yana da taimako don zaɓar da amfani da ether cellulose daidai kuma don tabbatar da kwanciyar hankali na aikin simintin siminti ta hanyar ƙara fahimtar tasirin nau'in ether na cellulose da sifofin sifofi akan aikin simintin siminti.
1. The jinsin da tsarin cellulose ether cellulose ether ne wani irin ruwa-mai narkewa polymer abu, shi ne Ya sanya daga halitta cellulose da alkali bayani, grafting dauki (etherification) , wankewa, bushewa, nika da sauran matakai. An rarraba ethers cellulose zuwa nau'in ionic da wadanda ba na ionic ba. Ionic cellulose yana da carboxymethyl cellulose salts, yayin da wadanda ba ionic cellulose yana da hydroxyethyl cellulose ethers, hydroxypropyl methyl cellulose ethers, Methyl cellulose ethers, da dai sauransu. Saboda ionic cellulose ether (carboxymethyl cellulose) ne m a gaban alli ions, shi ne da wuya a yi amfani da busassun foda kayayyakin da siminti kayan kamar su ciminti da hydrated lemun tsami, da cellulose ethers amfani a bushe turmi ne yafi hydroxyethyl methyl cellulose ethers (HEMC). ) da kuma hydroxypropyl methyl cellulose ethers (HPMC) , kasuwar su ta wuce 90% 2. Sakamakon cellulose ether akan kaddarorin siminti turmi 1. The raw material cellulose ether for gwaji: samar da Shandong Gomez Chemical Co., Ltd., danko: 75000; Siminti: 32.5 siminti hadaddiyar giyar; Sand: yashi matsakaici; Fly Ash: II grade. Sakamakon gwajin 2 1. Sakamakon raguwar ruwa na cellulose ether adadi 2 shine dangantaka tsakanin daidaito na turmi da abun ciki na ether cellulose a cikin nau'i mai nau'i iri ɗaya, a hankali ya karu. Lokacin da aka ƙara 0.3 ‰, daidaiton turmi yana ƙaruwa da kusan 50%, wanda ke nuna cewa ether cellulose na iya inganta aikin turmi, tare da ƙara yawan abun ciki na ether cellulose, ana iya rage yawan ruwan da ake amfani da shi a hankali. . Ana iya la'akari da cewa ether cellulose yana da wani tasiri mai rage ruwa. 2. Turmi mai riƙe da ruwa yana nufin ƙarfin turmi don riƙe ruwa, kuma shine ma'auni na aiki don auna daidaiton sabon turmin siminti yayin sufuri da filin ajiye motoci. Riƙewar ruwa na turmi da aka shirya za a iya auna ta hanyar ma'aunin Delamination da riƙewar ruwa, amma ba shi da mahimmanci don nuna bambanci saboda ƙara wakili mai riƙe ruwa. Gwajin riƙewar ruwa shine ƙididdige ƙimar riƙewar ruwa ta hanyar auna canjin ingancin takarda kafin da bayan tuntuɓar takamaiman yanki na turmi a cikin wani ɗan lokaci. Saboda kyakkyawar shayar da ruwa na takarda tace, ko da ruwan turmi yana da yawa sosai, takarda tace har yanzu za ta iya sha ruwan turmi, don haka yawan ajiyar ruwa zai iya nuna daidai da riƙewar ruwa na turmi, mafi girma da riƙewar ruwa. ƙimar, mafi kyawun riƙe ruwa.
Lokacin aikawa: Oktoba-30-2023