Hydroxypropyl methylcellulose (HPMC)yog ib qho cellulose ether uas tsis yog ionic nrog cov khoom zoo heev uas ua rau tuab, emulsification, zaj duab xis-tsim, sib txuas, lubrication, khaws dej thiab ncua. Vim nws ruaj khov zoo, tsis muaj tshuaj lom, tsis muaj teeb meem thiab biodegradability, HPMC muaj ntau yam kev siv hauv kev siv hauv kev lag luam.
1. Kev lag luam tsim kho
Hauv kev lag luam kev tsim kho, HPMC yog ib qho khoom siv tseem ceeb hauv kev tsim cov tshuaj mortar qhuav, cov nplaum pobzeb, cov khoom siv gypsum, thiab lwm yam.
1.2. Cov av nplaum sib xyaw qhuav
Ua tus neeg sawv cev khaws dej thiab ua kom tuab, HPMC tuaj yeem txhim kho kev ua haujlwm ntawm cov mortar, ua kom lub sijhawm qhib ntev dua, thiab tiv thaiv kev tawg thiab txo qhov lo vim yog dej poob sai.
1.3. Cov nplaum thiab cov tshuaj caulking rau pobzeb
HPMC txhim kho qhov tiv thaiv kev plam thiab lub zog sib txuas ntawm cov nplaum pobzeb, ua rau kev tsim kho zoo dua thiab txhim kho kev ua haujlwm ntawm cov cuab yeej tsim kho.
1.4. Cov khoom siv ua los ntawm gypsum
Ntxiv HPMC rau gypsum plaster, gypsum board, thiab lwm yam tuaj yeem txhim kho kev fluidity, tswj lub sijhawm teeb tsa, thiab txhim kho kev tiv thaiv kab nrib pleb.
1.5. Cov tshuaj nplaum uas ua rau nws tus kheej sib npaug
HPMC tuaj yeem tswj tau qhov fluidity ntawm mortar, tiv thaiv kev sib cais thiab nag lossis daus, thiab txhim kho kev ua tau zoo ntawm tus kheej.
2. Kev lag luam txheej thiab pleev xim
HPMC siv dav hauv cov txheej txheem dej thiab ua lub luag haujlwm hauv qab no:
2.1. Ua kom tuab thiab ruaj khov
Nws tuaj yeem tswj tau cov khoom rheological ntawm cov txheej kom nws tsis sag lossis ntws thaum lub sijhawm pleev xim.
2.2. Cov yam ntxwv ua zaj duab xis
HPMC muaj cov khoom zoo ua zaj duab xis, ua rau cov txheej txheej sib xws thiab mos.
2.3. Kev khaws dej
Txo qhov tawg ntawm lub txheej thaum lub sijhawm tsim kho, thiab txhim kho kev nplaum thiab kev ruaj khov.
3. Kev lag luam ceramic
Hauv cov txheej txheem tsim khoom ntawm cov khoom siv ceramic, HPMC feem ntau yog siv los ua cov khoom siv binder thiab molding aid:
3.1. Kev txhaj tshuaj molding thiab nias
Txhim kho qhov plasticity ntawm cov ceramic embryo, txhim kho lub zog, thiab pab txhawb kev rhuav tshem thiab kev tuav.
3.2. Cov txheej txheem iav
Ua ib tus neeg sawv cev thiab thickener, nws txhim kho qhov sib xws ntawm glaze slurry, tiv thaiv glaze precipitation, thiab txhim kho qhov zoo ntawm qhov chaw.
4. Kev ua cov yas thiab cov khoom polymer
HPMC siv tau ua lub roj nplaum molding, tus neeg sawv cev tso tawm, thiab tus neeg tawg ua rau cov tshuaj polymerization:
4.1. PVC, ABS thiab lwm yam yas tsim khoom
Ua haujlwm ua tus dispersant stabilizer hauv cov txheej txheem polymerization ncua kom ua rau cov khoom me me sib xws.
4.2. Cov khoom pwm
Muab cov roj nplua nyeem zoo, tiv thaiv cov khoom kom tsis txhob lo rau pwm, thiab txhim kho qhov chaw tiav.
5. Kev lag luam tshuaj lom neeg txhua hnub (cov khoom lag luam qib)
Txawm hais tias qib zaub mov lossis qib tshuaj HPMC siv dav hauv kev npaj qhov ncauj, hauv kev lag luam tshuaj txhua hnub, qib kev lag luam HPMC siv rau cov khoom tsis sib cuag, xws li:
5.1. Cov tshuaj ntxuav khaub ncaws thiab cov tshuaj ntxuav tais diav
Muab cov nyhuv thickening pob tshab, txhim kho cov khoom sib xws, thiab txhim kho kev paub ntawm tus neeg siv.
5.2. Cov kua nplaum rau phab ntsa
Ua lub ntsiab tseem ceeb ntawm kev ua kom tuab thiab ua zaj duab xis, nws txhim kho kev ua tau zoo ntawm kev sib txuas thiab ua kom yooj yim rau kev tsim kho.
5.3. Cov kua ntxuav tsheb, dej iav
Txhim kho qhov lo rau thiab ntev lub sijhawm ntxuav.
6. Cov khoom siv hlau thiab vuam
Hauv kev tsim cov vuam rods thiab electrodes, HPMC yog siv los ua tus neeg sawv cev thiab tus neeg sawv cev ua zaj duab xis:
6.1. Txheej txheej vuam pas nrig
Txhim kho qhov sib txuas ntawm cov hmoov thiab cov hlau tseem ceeb thiab txhim kho kev sib xws ntawm cov xim.
6.2. Cov ntaub ntawv pwm hlau
Siv ua ib qho binder rau molding xuab zeb los txhim kho lub zog kub siab thiab molding xuab zeb fluidity.
7. Cov tshuaj ua liaj ua teb
HPMC siv rau hauv cov tshuaj tua kab, feem ntau yog rau kev ncua, thickening thiab qeeb tso tawm:
7.1. Cov hmoov thiab cov tshuaj uas ntub tau rau cov tshuaj tua kab
Txhim kho kev sib kis thiab kev ncua kev ruaj ntseg thiab tiv thaiv kev tso dej tawm.
7.2. Cov ntaub ntawv txheej noob
Txhim kho qhov adhesion thiab kev ruaj khov ntawm kev tso tawm tshuaj.
8. Kev khawb av cement thiab roj
Hauv cov cement tshwj xeeb thiab cov kua dej drilling, HPMC tuaj yeem siv los txhim kho cov khoom siv:
8.1. Cov cement hauv qhov dej roj
Txhim kho qhov ruaj khov ntawm cov cement slurry, txhim kho cov kua dej thiab kev khaws cia dej.
8.1. Cov av nkos uas khawb av
Ua ib qho thickener thiab rheology modifier, nws txhim kho lub peev xwm nqa pob zeb thiab lubricity ntawm av nkos.
9. Kev ua ntawv
HPMC siv tau rau hauv daim ntawv qhov loj me, txheej thiab lwm yam kev sib txuas los txhim kho kev tiv thaiv roj, kev hloov pauv ntawm kev luam ntawv thiab kev du ntawm daim ntawv.
10. Cov ntaub ntawv zoo rau ib puag ncig
Raws li cov khoom siv cellulose ntuj tsim uas rov ua dua tshiab tau, HPMC tau siv dav hauv cov ntaub ntawv tsim kho vaj tse ntsuab, cov ntaub ntawv ntim khoom ecological thiab lwm yam teb.
Hydroxypropyl methylcellulose (HPMC) tau dhau los ua ib qho khoom siv tseem ceeb rau ntau yam khoom lag luam nrog nws cov qauv tshuaj lom neeg tshwj xeeb thiab cov khoom zoo heev. Txawm hais tias nws yog cov ntaub ntawv tsim kho ib txwm muaj lossis cov ntaub ntawv niaj hnub zoo rau ib puag ncig thiab kev lag luam polymer, HPMC ua lub luag haujlwm tseem ceeb. Nrog rau kev txhim kho ntawm kev lag luam tshuaj ntsuab thiab cov ntaub ntawv ua tau zoo, covDaim ntawv thov kev lag luam ntawm HPMCyuav raug nthuav dav ntxiv, thiab nws lub peev xwm ua lag luam yuav txuas ntxiv mus loj hlob.
Lub sijhawm tshaj tawm: Lub Xya Hli-09-2025