HPMC HydroxyPropy cellulose hauv cov xis nyob hauv cov dej khov thiab ua kom zoo dua ua lub luag haujlwm ntawm cov nplaum thiab sag tiv thaiv ntawm slurry.
Huab cua kub, ntsuas kub thiab cua siab tus nqi yuav cuam tshuam rau cov dej evapor ntawm cov khoom siv xis thiab gypsum raws cov khoom. Yog li nyob rau hauv lub caij sib txawv, ntxiv hydroxypropyl methyl cellulose tib cov txiaj ntsig ntawm cov khoom lag luam kom muaj qee qhov sib txawv. Nyob rau hauv cov pob zeb ua kom zoo, cov dej khaws cov nyhuv khaws cia ntawm slurry tuaj yeem hloov kho los ntawm nce lossis txo tus HPMC. 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 hydroxypropal methyl cellulose cov khoom lag luam cov khoom lag luam tuaj yeem daws qhov teeb meem ntawm dej rov qab nyob rau hauv kub kub. Nyob rau hauv kub lub caij kub, tshwj xeeb tshaj yog nyob rau hauv cov chaw kub thiab qhuav thiab nyias txheej thiab zoo HPMC txhawm rau txhim kho cov dej tuav ntawm slurry; HydroxyPropy cellulose (HPMC), kev sib txuam yog zoo heev, yog li siv cov pa roj celluloof, ua rau cov pa roj celluloof, ua rau cov pa roj cellule
Zoo siab ntawm hydroxypropal methylropeyl cellulose tuaj yeem sib xyaw ua ke, thiab ntim cov khoom ntub dej, thiab cov khoom siv plaster, thiab cov khoom siv plaster, thiab cov khoom siv plaster, thiab cov khoom siv plhaw kom meej, thiab cov khoom siv plaster, thiab cov khoom siv plaster, thiab cov khoom siv plaster, thiab cov khoom siv plhaw kom ntseeg tau, thiab cov khoom siv plhaw tag nrho
Hauv kev tsim kho, txhawm rau ua tiav cov nyhuv ntawm kev txuag dej, yuav tsum tau ntxiv cov khoom siv HPMC zoo heev, tsis muaj teeb meem, tab sis kuj tseem ua rau muaj teeb meem kev tsim kho. Raws li qhov ntsuas kub tsawg dua, tus nqi ntawm HPMC tuaj yeem txo qis qis, thiab tib cov nyhuv retentely tuaj yeem ua tiav.
Lub Sijhawm Post: Dec-21-2021