Hydroxypropyl methylcellulose(HPMC) yog ib qho khoom siv feem ntau siv hauv cov nplais nplaum nplaum.Nws yog ibdej-soluble polymermuab tau los ntawm cellulose, ib tug natural polymer uas tsim cov txheej txheem ntawm cov nroj tsuag cell phab ntsa.HPMC yog dav siv nyob rau hauv lubkev tsim khokev lag luam vim nws cov dej tuav tau zoo, thickening, thiab cov khoom nplaum.Hauv tsab xov xwm no, peb yuav tham txog lub luag haujlwm ntawm HPMC hauvdaim nplaum nplaumthiab nws cov txiaj ntsig.
Lub luag haujlwm ntawm HPMC hauv Pobzeb Adhesive:
Pobzeb nplaum yog ib hom cement uas yog siv los khi cov vuas rau ntau yam substrates xws li pob zeb, ntoo, lossis hlau.HPMCyog ntxiv rau pobzeb nplaum formulations li atuabthiabtus neeg saib xyuas dej.Qhov sib ntxiv ntawm HPMC txhim kho kev ua haujlwm ntawm cov nplaum, ua kom yooj yim rau kev sib kis thiab siv rau ntawm lub substrate.Tsis tas li ntawd, HPMC nce lub zog adhesion ntawm cov nplaum, kom ntseeg tau tias cov vuas tseem ruaj khov rau hauv substrate.
Cov txiaj ntsig ntawm HPMC hauv Pobzeb Adhesive:
Txhim Kho Kev Ua Haujlwm: HPMC txhim kho kev ua haujlwm ntawm cov nplaum nplaum los ntawm kev ua kom nws lub sijhawm qhib, lossis lub sijhawm uas cov nplaum tseem ntub thiab ua haujlwm tau.Qhov no tso cai rau kom yooj yim dua thiab siv tau zoo ntawm cov nplaum rau ntawm lub substrate.
Kev tuav dej: HPMC pab khaws cov dej hauv cov pobzeb nplaum, tiv thaiv nws kom qhuav sai heev.Qhov no yog qhov tseem ceeb vim tias yog cov nplaum dries sai heev, nws tuaj yeem poob qee qhov ntawm nwskev sib raug zoo zogthiab ua haujlwm tsawg dua.
Txhim kho Adhesion: HPMC txhim kho lub zog adhesion ntawm pobzeb nplaum los ntawm kev xyuas kom meej tias cov nplaum tseem ntub thiab ua haujlwm tau ntev dua.Qhov no tso cai rau cov nplaum nkag mus rau hauv pobzeb thiab substrate nto, tsim kom muaj kev ruaj khov thiab ruaj khov.
Resistance to Sagging: HPMC muab cov nplais nplaum nrog cov viscosity siab dua, uas pab tiv thaiv kom txhob sagging thiab slippage ntawm cov vuas thaum lub sij hawm installation.
Xaus:
Hauv kev xaus, HPMC yog ib qho tseem ceeb ntxiv hauv cov nplais nplaum nplaum vim nws cov dej tuav tau zoo, thickening, thiab cov khoom nplaum.Txhawm rau xaiv HPMC tsim nyog rau kev tsim qauv yog qhov tseem ceeb heev.
Longou tuam txhab, ua tus thawj cojHPMC Hoobkas, tsim ntau qib ntawm HPMC nrog cov viscosities sib txawv, ua tau raws li cov neeg siv khoom ntau yam.Peb muab cov ntaub ntawv tsim nyog tshaj plaws rau koj, kev pabcuam zoo thiab kev daws teebmeem.Xa koj cov lus nug, peb yuav muab cov khoom uas txaus siab rau koj.
Post lub sij hawm: Lub Xya hli ntuj-14-2023