Nyob rau hauv catas colp thiab gypsum-raws li slurry, hydroxypropylulose methylcellulose feem ntau yog txhim kho cov cohesion thiab sag tiv thaiv cov slurry. Yam xws li cua kub thiab cua kub yuav cuam tshuam rau cov dej evaporatory thiab cov khoom lag luam gypsum thiab gypsum-based. Yog li ntawd, nyob rau lub caij sib txawv, muaj qee qhov sib txawv ntawm cov dej ua kom ruaj khov ntawm cov khoom lag luam nrog tib medroxypropylulose ntxiv. Hauv kev tsim kho tshwj xeeb, cov dej khaws cov nyhuv khaws cia ntawm cov slurry tuaj yeem hloov kho los ntawm nce lossis txo tus HPMC ntxiv. Cov dej tuav tseg ntawm methyl cellulose ntawm qhov ntsuas kub ntawm qhov ntsuas kub yog qhov ntsuas qhov tseem ceeb ntawm methyl cellulose ether.
Zoo heev hydroxypropy metyluluculose cov khoom lag luam tuaj yeem daws qhov teeb meem ntawm dej rov qab ntawm qhov kub thiab txias. Hauv cov caij nyoog kub, tshwj xeeb tshaj yog nyob rau hauv cov chaw kub thiab qhuav thiab nyias txheej HPMC yuav tsum txhim kho cov dej khaws cia ntawm cov slurry.
Cov kev ua haujlwm siab HPMC, nrog cov metroly thiab hydrogy colins, thiaj li tuaj yeem ua kom cov pa roj av los ua kom cov pa roj av thiab cov huab cua kub thiab ua tiav cov dej siab. Dej yuav tsum muaj rau kev co kom dej kom teeb tsa cov khoom noj xis xws li cement thiab gypsum. Qhov tseeb ntawm HPMC tuaj yeem khaws cov dej hauv lub tshuaj khib nyiab ntev txaus kom cia cov txheej txheem teeb tsa thiab cov txheej txheem ua kom tawv.
Tus nqi HPMC yuav tsum tau txais lub peev xwm ua kom txaus nyob ntawm:
1. Qhov nqus tau ntawm lub hauv paus txheej
2. Qhov sib xyaw ntawm cug
3. Cov tuab ntawm lub cug cug
4. Dej yuav tsum txhaj tshuaj xeb
5. Lub sijhawm teem sijhawm ntawm cov khoom siv xis
High-zoo hydroxyrropal methylcellulose tuaj yeem sib xyaw thiab cov khoom siv ntub dej, thiab cov khoom ntub dej, thiab cov khoom ntub dej, thiab cov khoom ntub dej hauv lub hauv paus yog maj mam tso tawm ntev. , Thiab cov kev tawm tsam dej ntawm cov khoom siv hauv cov khoom siv hauv sab hauv, yog li ua kom muaj zog ntawm lub zog thiab lub zog compressive ntawm cov khoom.
daim duab
Yog li ntawd, nyob rau hauv high-kub lub caij ntuj sov, kom ua tiav cov txiaj ntsig ntawm cov dej, nws yuav tsum tau ntxiv, kev tawg, kev poob siab thiab poob tawm ntawm kev ziab khaub ncaws dhau dhau. Nws kuj tseem nce qhov nyuaj ntawm kev tsim kho rau cov neeg ua haujlwm. Raws li qhov ntsuas kub tsawg dua, qhov nyiaj ntxiv ntawm HPMC tuaj yeem txo qis, thiab tib cov nyhuv retentely tuaj yeem ua tiav.
Lub Sijhawm Post: Feb-20-2025