Hydroxyethylcethylcellose (HEMC) yog ib qho kev sib txuas ntxiv nrog ntau cov ntawv thov hla ntau yam lag luam thoob plaws hauv kev lag luam thoob plaws ntau yam lag luam thoob plaws ntau yam lag luam thoob plaws ntau yam kev lag luam. Qhov no dej-soluble polymer yog muab los ntawm cellulose thiab yog nquag siv rau nws cov thilling, thiab zaj duab xis-ua yeeb yam khoom. Nws cov qauv tshuaj lom neeg suav nrog hydroxyethyl thiab methyl pawg, uas pab rau nws cov khoom tshwj xeeb. Cov kev siv ntawm hydroxyethyl metthylculose luv ntau thaj teb, suav nrog kev tsim kho, chaw muag tshuaj, khoom noj, tshuaj pleev ib ce, thiab lwm yam.
1. Kev lag luam kev tsim kho:
Tshuaj khib thiab xis mas ntxiv: Ib qho ntawm thawj cov kev siv hemc hauv kev tsim kho kev tsim kho yog ib qho ntxiv rau cov khoom lag luam mortars thiab cov khoom noj. Nws txhim kho cov haujlwm ua haujlwm, kev siv dej khaws cia thiab cov tshuaj nplaum, pab txhim kho kev ua haujlwm thiab cov ntaub ntawv hauv tsev.
Cov nplaum nplaum: HEMC feem ntau ntxiv rau cov nplais nplaum nplaum los muab lub sijhawm qhib zoo dua, sag tiv taus, thiab ua lub zog. Nws yuav pab tswj cov nplaum sib xws, ua kom muaj kev thov kom tsim nyog thiab ntev ntev txoj cai.
2. Tshuaj:
Qhov ncauj thiab cov ntsiab lus ntawm cov duab: hauv cov tshuaj, hemc yog siv rau hauv cov ntsiab lus ntawm qhov ncauj. Nws ua raws li tus neeg saib xyuas tuab rau hauv cov ntaub ntawv ua kua, muab cov ntawv sau ua kom haum thiab du. Nyob rau hauv cov duab kos qhia, nws pab tsim cov qauv gel thiab tswj kev tso cov khoom xyaw nquag.
Cov kev daws teeb meem ophathalmic: Vim tias nws muaj peev xwm ua cov tshuaj ntshiab, hemc tuaj yeem siv rau hauv cov kev daws teeb meem ophthalmic los muab cov kev xa khoom ntshiab thiab ruaj khov rau cov tshuaj.
3. Kev lag luam khoom noj:
Tus neeg saib xyuas tuab: HEMC yog siv los ua cov neeg sawv cev tuab ntawm ntau yam khoom noj, xws li cov kua zaub, hnav khaub ncaws thiab khoom noj siv mis. Nws imparts viscosity rau cov zaub mov thiab txhim kho nws cov kev ntxhib los tag nrho.
Stabilizers thiab emomiers: nyob rau qee cov ntawv thov zaub mov, hemc yog siv los ua cov khoom noj khoom haus thiab emulsifier los pab tswj cov homogeneity ntawm sib tov thiab tiv thaiv kev sib cais.
4. Cov tshuaj pleev ib ce:
Cov khoom lag luam ntawm tus kheej: HEMC yog ib qho khoom siv hem hauv cov khoom lag luam saib xyuas tus kheej, suav nrog tshuaj ntxuav, thiab tshuaj zawv plaub hau. Nws txhim kho cov qauv viscosity ntawm cov viscosity ntawm cov qauv zoo tshaj plaws thiab txhim kho cov kev ua tau zoo tag nrho ntawm cov khoom.
Zaj duab xis-ua tus sawv cev: Vim nws cov yeeb yaj kiab zaj duab xis, hemc yog siv hauv cov tshuaj pleev ib ce los ua cov txheej txheej tiv thaiv nyias ntawm daim tawv nqaij lossis plaub hau.
5. Xim thiab txheej:
Cov dej pleev dej ua haujlwm: hauv cov txheej txheej hauv dej, hemc yog siv los ua cov tuab thiab stabilizer. Nws pab kom cov xim sib xws, tiv thaiv cov xim nyom, thiab txhim kho kev thov ua tau zoo.
Cov Tas Tsho Ua Si: Hemsc yog siv rau hauv cov ntaub qhwv ua kom tiav kom ua tiav cov kev xav tau thiab xwm yeem. Nws pab txhawb rau kev ua haujlwm thiab cov tsos ntawm txheej kawg.
6. Cov qauv zoo thiab cov xov xwm:
Dej-ntsuas cov nplaum: HEMC tau ntxiv rau cov nplaum dej los tswj viscosity thiab txhim kho cov khoom sib raug zoo. Nws ua kom pom tseeb txawm tias muab cov nplaum ntawm cov nplaum.
Cov foob pob: hauv kev sib foob, hemc hauv thixotropic tus cwj pwm, tiv thaiv sag thiab ua kom muaj kev sib tw ntsug.
7. Tshuaj Haus thiab Ntxuav Khoom:
Cov qauv tu: HEMC tau sib xyaw ua ke rau hauv cov qauv siv kom yooj yim los txhim kho cov khoom viscance thiab kev ruaj khov. Nws ua kom pom tseeb tias cov kws tshuaj ntxuav kom tswj nws cov hauj lwm zoo thiab cov khoom ua kom zoo rau kev ua tau zoo tshaj plaws.
8. Cov roj thiab roj kev lag luam:
Drilling kua: Hauv cov roj thiab roj kev lag luam, hemc yog siv rau hauv cov kua dej kom tswj tau viscosity thiab txhim kho kev tswj cov dej lim poob. Nws pab txhawb rau kev ruaj khov thiab ua tau zoo ntawm kev khiav kua hauv ntau yam kev mob qis.
9. Textile kev lag luam:
Printing Overes: Hemc yog siv rau hauv textile Printing pastes kom tswj viscosity thiab rhelology. Nws pab tau txawm tias kev xa cov xim thaum lub tshuab luam ntawv.
10. Lwm cov ntawv thov:
Tus kheej cov khoom lag luam: HEMC yog siv nyob rau hauv kev tsim cov khoom lag luam zoo nkauj, suav nrog cov ntaub pua plag thiab cov ntaub so huv si, txhawm rau txhim kho cov ntaub ntawv nqus tau.
Lubricants: Hauv qee cov ntawv thov kev lag luam, hemc yog siv los ua cov roj nplua nyeem los txhim kho lub qhov nqus thiab ruaj khov ntawm roj nplua.
Cov yam ntxwv ntawm hydroxyethy methylulose:
Dej solubility: HEMC yog soluble heev hauv dej, cia nws tau yooj yim incorporated rau ntau hom qauv.
Thickening: nws muaj cov khoom siv thicking zoo heev thiab pab nce viscosity ntawm cov dej thiab cov gels.
Zaj duab xis tsim: HEMC tuaj yeem tsim cov yeeb yaj kiab ntshiab thiab hloov tau yooj yim, ua kom haum rau kev siv cov khoom yog qhov tseem ceeb.
Kev ruaj khov: nws txhim kho qhov ruaj ntseg ntawm cov qauv, tiv thaiv kev tswm yeeb, thiab ncua lub neej lub neej.
Nontoxic: HEMC yog feem ntau suav hais tias muaj kev nyab xeeb rau siv nyob rau ntau yam kev siv thiab Nontoxic.
Hydroxyethylcellucelulose (HEMC) yog qhov tseem ceeb thiab ntau yam khoom xyaw hauv ntau yam kev lag luam, ua rau muaj kev ua tau zoo thiab ua haujlwm ntawm ntau yam khoom. Nws tshwj xeeb ua ke ntawm cov yam ntxwv, suav nrog cov dej solubility, thickening muaj peev xwm thiab zaj duab xis, zaub mov, pleev xim, nplaum thiab lwm yam. Raws li thev naus laus zis thiab kev lag luam yuav tsum muaj txuas ntxiv zuj zus, HEMC feem ntau yuav ua lub luag haujlwm tseem ceeb ntxiv rau kev ua tus cwj pwm ntawm ntau cov khoom lag luam thoob plaws kev lag luam.
Lub Sijhawm Post: Dec-26-2023