HydroxyPropyyl methylulose, feem ntau hu ua HPMC, yog qhov sib txuas txuas dav hauv kev tsim kho kev tsim kho, tshwj xeeb tshaj yog cov hmoov putty. Nws ua raws li cov tuab dua, phau ntawv thiab emulsifier. HPMC yog ib qho zoo tshaj plaws ntxiv uas tuaj yeem txhim kho kev ua tau zoo thiab ua haujlwm ntawm hmoov putty. Zoo li lwm cov tshuaj ntxiv ntxiv, HPMC muaj nws tus kheej cov teeb meem rau chaw nyob. Txawm li cas los xij, cov teeb meem no tuaj yeem daws nrog kev ua haujlwm zoo thiab ua tib zoo ua qauv.
Qhov Teeb Meem 1: Tsis tuaj yeem tawg
Qee lub sij hawm HPMC disperses tsis zoo hauv putty hmoov, sib sau lumps lossis agregates uas nyuaj rau yaj. Qhov teeb meem no ua rau muaj kev sib txuam tsis zoo nyob rau hauv cov khoom kawg, ua rau muaj cov khoom siv tsis muaj zog, muaj zog tsawg, thiab cov txheej txheem tsis zoo.
Kev daws: txoj hauv kev zoo tshaj plaws los xyuas kom HPMC tau tawg tag nrho hauv cov hmoov putty yog thawj zaug sib tov nws nrog dej thiab tom qab ntawd ntxiv nws rau qhov sib xyaw ua zaum kawg. Tsim nyog sib xyaw sib xyaw yuav tsum tau siv los ua kom muaj kev sib xyaw hpmas homogeneous. Tsis tas li ntawd, kev siv cov high-shear nws cov khoom siv pab txhim kho cov dispersion ntawm HPMC.
Qhov Teeb Meem 2: Kev Ruaj Ntseg Tsis Zoo
Ib qho ntawm qhov tseem ceeb ntawm kev siv HPMC hauv cov hmoov putty yog nws lub peev xwm los txhim kho cov dej khaws cia. Txawm li cas los xij, qhov no tsuas yog ua tau zoo yog tias HPMC yog tsim cov qauv raug thiab siv rau qib siab. Cov dej tsis zoo yuav ua rau tsis muaj qhov ua tau zoo, ua rau kom muaj zog tawg thiab muaj zog.
Kev daws: Tus nqi HPMC hauv cov hmoov putty yuav tsum tau ua kom zoo rau ua kom tiav cov txiaj ntsig zoo tshaj plaws. Qhov kev pom zoo ntawm HPMC yog 0.3-0.5% ntawm tag nrho qhov hnyav ntawm cov hmoov putty. Siv siab dua cov qib uas pom zoo yuav tsis tas yuav txhim kho cov khoom siv ceev ceev
Qhov Teeb Meem 3: Ncua Sijhawm Kom Qhuav
Putty fws siv HPMC qee zaum siv sijhawm ntev dua kom qhuav dua li tau txais, ua ntawv thov thiab ua tiav nyuaj. Qhov teeb meem no feem ntau tshwm sim thaum lub caij huab cua ntub thiab huab cua txias, tab sis kuj tshwm sim vim tsis muaj kev tsim nyog.
Kev daws: Txoj hauv kev zoo tshaj los daws cov teeb meem no yog ua kom muaj cua thiab cua kis thaum lub sijhawm kev tsim kho kom nrawm nrawm. Txawm li cas los xij, hauv huab cua huab cua txias, siv rhaub lossis lwm qhov chaw kub tuaj yeem pab lub sijhawm kom ceev ceev. Nws tseem yog ib qho tseem ceeb kom paub tseeb tias koj siv qhov tseeb ntawm cov dej kom muaj hmoov ua kom muaj hmoov, cov dej ntau dhau tuaj yeem ua rau lub sijhawm kom ntev dua.
Qhov Teeb Meem 4: Lub Neej Luv Launchened
HPMC yog kev cuam tshuam rau microbial kev loj hlob, tshwj xeeb tshaj yog nyob rau hauv lub neej sov thiab noo tuaj yeem ua rau lub neej luv ntawm lub neej muaj putty. Kev loj hlob microbial yuav muab cov khoom siv tsis siv tau, ua rau cov nuj nqis cuam tshuam nrog kev hloov tus nqi.
Kev daws: Kev khaws cia ntawm HPMC yog qhov tseem ceeb los ua kom ntseeg tau nws lub siab ntev. Nws yuav tsum tau muab cia rau hauv qhov chaw txias, qhuav kom txwv tsis txhob muaj dej hiav txwv raug. Tsis tas li ntawd, kev siv cov tshuaj tiv thaiv thiab cov fungicides pab tau kev loj hlob microbial thiab txuas lub txee lub neej ntawm cov hmoov noj.
Teeb Meem 5: Teeb Meem Disassembling Cov Cuab Yeej
Putties muaj hpmc zoo li ua raws li cov chaw ua haujlwm thiab cov cuab yeej, uas tuaj yeem ua rau cov khoom siv tu thiab muaj peev xwm ua tau zoo.
Kev daws: Thov tso tawm tus neeg sawv cev rau lub cuab tam ua ntej siv los pab tiv thaiv kom tsis txhob muaj cov hmoov ua ke. Ib qho ntxiv, siv cov dej siab muaj siab tuaj yeem pab tshem tawm cov putty los ntawm cov cuab yeej thiab chaw.
Kev siv HPMC hauv cov hmoov Putty muaj qhov tseem ceeb ntawm kev txhawb nqa cov ntaub ntawv, txhim kho kev ua haujlwm thiab ua haujlwm. Txawm li cas los xij, sau cov txiaj ntsig no, teeb meem uas tuaj yeem tshwm sim thaum lub sijhawm tsim khoom thiab daim ntawv thov yuav tsum raug txheeb xyuas. Cov kev daws teeb meem tau sib tham hauv tsab xov xwm no tuaj yeem pab daws cov teeb meem no thiab txo cov kev pheej hmoo kom ntseeg tau tias HPMC zoo ntawm HPMC hauv cov hmoov putty.
Lub Sijhawm Post: Feb-19-2025