Taw qhia rau HPMC thiab MHEC:
HPMC thiab MHEC yog cov kws kho mob cellulose feem ntau siv nyob rau hauv cov khoom siv tsim kho, suav nrog kev sib xyaw sib xyaw kom qhuav. Cov polymers yog muab los ntawm cellulose, lub ntuj polymer pom hauv tsob ntoo cell phab ntsa. Thaum ntxiv rau cov kev sib xyaw qhuav, HPMC thiab MHEC thiab MHEC thiab MHEC thiab cov dej tuav cov neeg sawv cev, cov khoom siv khi thiab ua kom muaj zog thiab ua haujlwm.
1. Dej khaws cia:
HPMC thiab MHEC yog hydrophilic polymers, lub ntsiab lus lawv muaj kev sib raug zoo rau dej. Thaum koom rau hauv cov mortars qhuav, lawv tau ua ib zaj duab xis nyias nyias nyob rau ntawm cov npoo ntawm cov Maas ittle, tiv thaiv kev tshem tawm dej nrawm nrawm thaum kho. Qhov kev ua haujlwm ntev tshaj plaws ua rau muaj zog ntawm lub cug, txo qhov kev pheej hmoo ntawm kev tawg thiab ua kom pom tseeb qhov chaw.
2. Txhim Kho Kev Ua Haujlwm:
HPMC thiab MHEC txhim kho kev ua haujlwm ntawm kev sib xyaw qhuav los ntawm kev xa lubrication. Lawv ua cov yas ua kom zoo nkauj, txo kev sib txhuam ntawm cov khoom sib tov thiab ua rau cov tshuaj khib thiab ua kom yooj yim sib xyaw, sib kis thiab ua tiav. Qhov kev ua haujlwm no tau ua kom muaj txiaj ntsig zoo ua tau zoo sib xws thiab sib xyaw ntawm cov cuab yeej siv cov khoom siv.
3. Nce teev teev:
Qhib lub sijhawm yog lub sijhawm uas lub tshuaj khib nyob twj ywm siv tom qab sib xyaw. HPMC thiab MHEC txuas ntxiv qhib lub sijhawm qhib ntawm kev sib xyaw qhuav ntawm cov dej qeeb ntawm cov dej evaporation. Cov yam ntxwv no tshwj xeeb tshaj plaws hauv cov haujlwm tsim kho loj uas yuav tsum tau ncua sijhawm ua haujlwm, xws li cov pobzeb lossis plaster lossis plaster.
4. Txhim Kho Adhaceion:
Lub xub ntiag ntawm HPMC thiab MHEC hauv kev sib xyaw qhuav ua rau muaj cov nplaum zoo dua rau ntau yam ntawm cov vuas luaj Cov polymers no tsim cohesion ntawm lub tshuaj khib thiab substrate, txhim kho tag nrho cov khoom siv ruaj khov thiab ua haujlwm ntawm cov khoom siv thov. Ib qho ntxiv, lawv txo txoj kev pheej hmoo ntawm kev ua kom zoo thiab sib cais dhau sijhawm.
5. Tawg tsis kam:
Cov thauv yog ib qho teeb meem uas muaj nrog cug, tshwj xeeb tshaj yog thaum lub ziab thiab kho theem. HPMC thiab MHEC pab zam qhov teeb meem no los ntawm kev txhim kho cohesion thiab yooj ntawm lub tshuaj khib matrix. Los ntawm kev txo qis cov kab mob shrinkage thiab tswj cov txheej txheem hydration, cov polymers pab txhim kho cov qauv sib xyaw tag nrho, ua rau cov qauv sib xyaw ntev dua.
6. Versility:
HPMC thiab MHEC yog ntau yam ntxiv ntxiv uas tuaj yeem siv rau hauv ntau qhov kev sib xyaw qhuav tov ua qauv. Txawm Masonry Mortars, cov nplaum sib xyaw ua ke, cov polymers ua kom zoo ib yam thiab kev ua tau zoo ib yam nrog lwm cov khoom xyaw. Cov lus no ua kom yooj yim rau kev tsim cov txheej txheem thiab tso cai rau kev txhim kho kev daws teeb meem nkhaus cug kab ntawv tshwj xeeb.
7. Cov kev pab ib puag ncig:
HPMC thiab MHEC yog cov phooj ywg ib puag ncig ua ke tau los ntawm cov khoom siv tau yooj yim dua. Lawv cov kev siv hauv kev sib xyaw qhuav-sib xyaw pab txo cov kev noj ntawm cov khoom siv ntuj ntuj thiab cov khoom siv tsawg heev, yog li txhawb kev txhim kho kom ruaj khov. Tsis tas li ntawd, lawv cov biodegradity ua kom muaj kev cuam tshuam ib puag ncig ib puag ncig ntawm qhov kawg ntawm lub cug lub voj voog.
HPMC thiab MHEC muaj ntau yam thiab tseem ceeb hauv cov khoom lag luam qhuav-qhuav. Los txhim kho kev ua haujlwm ua haujlwm thiab cov nplaum kom ua kom zoo dua tsis kam thiab ruaj khov, cov cellulose hais tau ua tiav hauv kev txhim kho qhov kev ua tau zoo thiab thiav ntawm cov neeg yuav khoom hauv kev tsim kho. Raws li muaj kev tiv thaiv thiab ntau yam ntxiv, HPMC thiab MHEC thiab MHEC tseem xaiv thawj zaug rau kev ua haujlwm ntawm lawv cov tshuaj khib nyiab thaum muaj kev cuam tshuam ib puag ncig.
Lub Sijhawm Post: Feb-27-2024