HPMC (HydroxyPropyyl methylulose) yog cov khoom tseem ceeb hauv tsev, tshwj xeeb tshaj yog siv hauv kev tsim kho xws li pobzeb pw. Nws yog cov tsis-ionic cellulose ether tau los ntawm kev hloov kho cov tshuaj lom neeg ntawm cov paj rwb muaj ntuj. HPMC ua si lub luag haujlwm tseem ceeb hauv cov nplais nplaum vim nws qhov kev ua tau zoo heev.
1. Thickening nyhuv
HPMC muaj cov khoom siv thicking zoo, uas tuaj yeem nce viscosity ntawm cov nplaum ntawm cov av nplaum, ua kom nws yooj yim dua rau kev tsim kho thiab tswj cov ntawv thov sib dhos. Cov cuab yeej thickening tsis tsuas yog pab txhawb kev tsim kho, tab sis kuj tseem yuav qhib lub sijhawm qhib ncua sijhawm, uas yog, cov vuas tuaj yeem hloov kho hauv txoj haujlwm rau ib lub sijhawm tom qab daim ntawv thov.
2. Dej ceev ceev
Lwm txoj haujlwm tseem ceeb ntawm HPMC yog dej khaws cia. Thaum lub sijhawm siv cov nplais nplaum, ib qho khoom siv ntawm cov dej yuav tsum ua kom ntseeg tau tias MAAs lossis lwm cov khoom nyem tuaj yeem ua rau thiab tawv ib txwm ua. Yog tias cov dej poob sai dhau lawm, cov khoom siv xis tsis tuaj yeem tshwm sim tag nrho, ua rau muaj kev txo qis hauv lub zog. HPMC tuaj yeem tiv thaiv cov dej poob, tswj cov dej hauv cov nplaum, thiab muab cov nplaum txaus kom muaj zog thiab ua ib txheej muaj zog.
3. Cov cuab yeej los ntawm cov khoom
Hauv cov pobzeb pw, cov cuab yeej tawm tsam yog qhov tseem ceeb heev vim tias cov vuas yog yooj yim rau xaub thaum lawv tau nruab rau ntawm phab ntsa lossis ntsug chaw. HPMC nce lub thixotropy ntawm cov nplaum, kom cov vuas luaj uas tuaj yeem ruaj khov rau ntawm qhov chaw ntsug tsis muaj zawv zawg tsis muaj zawv zawg, li kev txhim kho qhov tseeb ntawm kev tsim kho.
4. Txuas lub sijhawm qhib
Thaum lub sij hawm tsim kho, qhib lub sijhawm hais txog lub sijhawm lub qhov rais thaum lub pobzeb nplaum tseem muaj cov nplaum nplaum tom qab tau thov. HPMC tuaj yeem txuas lub sijhawm qhib qhib, tso cai rau cov neeg ua haujlwm kho thiab muab cov vuas ua kom zoo dua, txhim kho cov kev tsim kho ntev dua, kev tsim nyog rau kev ua haujlwm loj lossis cov kev tsim kho nyuaj.
5. Txhim Kho Lub Zog
HPMC tseem tuaj yeem txhim kho lub zog bondling ntawm cov nplais nplaum. Thaum siv ua ke nrog inorganic cov ntaub ntawv xws li MAAs, muaj cov vuas hpmc muaj peev xwm txhim kho cov khoom sib txuas, kom poob qab tom qab kho tau ntev.
6. Kev txhim kho kev tsim kho kev tsim kho
Lubricity ntawm HPMC ua cov nplaum kom yooj yim, tshwj xeeb tshaj yog thaum lub sijhawm tso cai loj, nws tuaj yeem ua rau daim ntawv thov smoother thiab txo cov neeg ua haujlwm yooj yim. Nyob rau tib lub sijhawm, qhov tshwj xeeb tshaj plaws ntawm HPMC tuaj yeem ua ntau yam tusyov concording thaum lub sij hawm stirring, yog txhim kho kev sib xyaw ntawm cov sib tov.
7. Cov huab cua tiv thaiv thiab khov-thawawe tsis kam
Vim nws cov huab cua zoo tsis kam thiab khov-thau-thaws, HPMC tuaj yeem qhia tau ruaj khov ua tau zoo nyob rau hauv ntau yam huab cua huab cua. Tshwj xeeb tshaj yog nyob rau hauv cov chaw txias, pobzeb cov khoom yuav muaj kev pheej ua kom khov-thahaw cycles, uas txo tau cov khoom kom muaj dua ntawm lawv cov khoom sib raug zoo. HPMC tuaj yeem pab cov nplaum kuj tseem tswj lawv lub zog thiab tawv nyob hauv cov kev mob no.
Lub luag haujlwm ntawm HPMC nyob rau hauv cov nplais nplaum yog multifaceted, suav nrog thickenening, txhim kho tsev pheeb suab, tiv thaiv tsis tau qhib lub sijhawm qhib. Nws yog qhov meej meej vim tias cov khoom zoo tshaj plaws uas HPMC tau dhau los ua qhov tsis tseem ceeb hauv kev tsim kho, tshwj xeeb tshaj yog nyob hauv cov nplais nteg. Nws siv tsis tuaj yeem tsuas txhim kho kev tsim kho kev tsim kho, tab sis kuj tseem ua kom muaj kev ruaj khov ntev tom qab pw.
Lub Sijhawm Post: Oct-08-2024