Hydroxypropylencellulose (HPMC) yog qhov tseem ceeb thiab ntau yam khoom siv tau siv hauv ntau kev lag luam suav nrog cov plaster ntau. HPMC yog ib lub cellulose ether tau los ntawm cellulose thiab yog cov neeg tsis muaj tseeb, dej-soluble polymer. Nws yog feem ntau siv los ua cov tuab dua, stabilizer thiab emulsifier hauv ntub thiab qhuav cov lag luam. Hauv kev lag luam gypsum, HPMC yog siv los ua qhov tsis txaus siab thiab cov tuab tuab. Cov kab lus no paub cov txiaj ntsig ntawm kev siv HPMC hauv Gypsum ntau lawm.
Gypsum yog ib qho tshwm sim ib txwm muaj nyob rau hauv kev tsim kho cov cement thiab gypsum. Txhawm rau tsim cov khoom lag luam gypsum, gypsum yuav tsum ua ntej tau ua tiav rau hauv cov hmoov av. Cov txheej txheem ntawm kev ua gypsum hmoov yuav muaj kev sib tsoo thiab sib tsoo cov ntxhia, ces muab cua sov kom tshem tawm cov dej ntau dhau. Lub resulting cov hmoov nplej qhuav yog tom qab ntawd tov nrog dej los ua cov tshuaj txhuam lossis slurry.
Ib qho ntawm cov khoom tseem ceeb tshaj plaws ntawm HPMC hauv kev lag luam Gypsum yog nws lub peev xwm dispersing. Hauv Gypsum khoom, HPMC ua raws li kev tsis txaus siab, tawg cov koog uas tsis sib xws thiab ua kom lawv cov kev faib tawm hauv qab. Qhov no ua rau smoother, ntau cov tshuaj txhuam uas yooj yim dua los ua haujlwm nrog.
Ntxiv nrog rau kev ua tus dispersant, HPMC kuj yog cov tuab dua. Nws pab ua kom cov viscosity ntawm Gypsum slurry, ua rau nws yooj yim rau kev tswj hwm thiab siv. Qhov no yog qhov tshwj xeeb tshaj yog rau cov khoom lag luam uas yuav tsum tau ua kom tuab, xws li cov compound lossis plaster.
Lwm qhov txiaj ntsig zoo ntawm HPMC hauv kev lag luam Gypsum yog nws cov kev ua haujlwm zoo. Ntxiv HPMC mus rau Gypsum slurries ua rau cov khoom sib kis tau yooj yim thiab ua haujlwm ntev dua. Qhov no txhais tau tias cov neeg cog lus thiab cov tib neeg muaj sijhawm ntau los ua haujlwm rau cov khoom ua ntej nws teeb tsa.
HPMC kuj tseem txhim kho qhov zoo thiab ruaj khov ntawm cov khoom kawg. Los ntawm kev ua yeeb yam li dispersant, hpmc kom paub tias Gypsum hais yog tusyees faib thoob plaws cov khoom. Qhov no ua rau cov khoom lag luam ruaj khov, sib xws thiab tsis tshua tau tawg thiab tawg.
HPMC yog ib puag ncig tus phooj ywg zoo. Nws yog tsis muaj tshuaj lom, biodegradable thiab tsis ua rau muaj kuab paug. Qhov no ua rau nws muaj kev xaiv zoo rau kev lag luam txhawj txog cov kev cuam tshuam ib puag ncig ntawm lawv cov khoom.
HPMC yog qhov khoom tseem ceeb hauv tsev neeg Gypsum nrog ntau cov txiaj ntsig. Nws lub peev xwm mus rau disperse, thicken, txhim kho cov txheej txheem thiab cov khoom lag luam xaus zoo tau ua rau nws yog qhov tseem ceeb ntawm kev lag luam. Nws txoj kev ua phooj ywg ib puag ncig kuj yog ib qho txiaj ntsig uas tseem ceeb hauv lub ntiaj teb uas ntau kev lag luam nrhiav kom txo lawv cov kev cuam tshuam ib puag ncig.
Hauv kev xaus
Hydroxyprropyloostrose (HPMC) yog qhov tseem ceeb hauv cov plaster ntau. Nws lub peev xwm mus rau disperse, thicken, txhim kho cov txheej txheem thiab cov khoom lag luam xaus zoo tau ua rau nws tseem ceeb ntawm kev lag luam. Tsis tas li ntawd, nws txoj kev ua phooj ywg ib puag ncig yog qhov zoo tshaj plaws hauv lub ntiaj teb uas muaj ntau yam kev lag luam xav txo lawv cov kev cuam tshuam ib puag ncig. Zuag qhia tag nrho, HPMC yog qhov kev xaiv zoo rau txhua txoj kev lag luam nrhiav txhawm rau txhim kho cov khoom lag luam zoo thaum tseem paub txog lawv qhov cuam tshuam ib puag ncig.
Lub sijhawm Post: Sep-05-2023