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HEMC Hydroxyethyl Methyl Cellulose

HEMC

HEMC Hydroxyethyl Methyl Cellulose

· Tsis muaj ntxhiab, tsis qab, tsis muaj tshuaj lom dawb hmoov.

· Tsim cov kua dej ntshiab lossis me ntsis turbid colloidal hauv dej txias.

    Cov khoom muag

    Hydroxyethyl Methyl Cellulose (hydroxyethyl methyl cellulose) yog cov tshuaj hloov kho cellulose derivative uas zoo li cov hmoov dawb lossis dawb zoo li hmoov.

    cov yam ntxwv ntawm cov khoom

    1. Cov dej zoo solubility: nws tuaj yeem yaj sai sai hauv dej los ua ib qho kev daws teeb meem thiab ruaj khov.
    2. Cov nyhuv thickening yog qhov zoo tshaj plaws: nws tuaj yeem ua kom cov viscosity ntawm cov tshuaj thiab txhim kho nws cov khoom rheological.
    3. Muaj peev xwm tuav dej ruaj khov: pab tswj cov dej hauv qhov system thiab txo cov dej tsis zoo.
    4. Zoo acid thiab alkali tsis kam: tswj kev ua haujlwm ruaj khov nyob rau hauv ntau qhov pH.
    5. Wide compatibility: Nws yog sib xws nrog ntau yam ntawm lwm yam additives thiab cov khoom xyaw.

    khoom siv

    1. Kev tsim kho thaj chaw: Hauv putty, mortar thiab lwm yam khoom, raws li tus neeg sawv cev thickening, dej tuav tus neeg saib xyuas thiab binder, txhim kho kev tsim kho thiab cov khoom zoo.
    2. Piv txwv li, nyob rau hauv cov pobzeb kua nplaum, cov hlua khi tuaj yeem txhim kho kom tsis txhob muaj cov pobzeb poob.
    3. Kev lag luam xim: Txhim kho rheology thiab ruaj khov ntawm cov xim, tiv thaiv cov xim los nag.
    4. Xws li cov xim pleev xim rau hauv dej, cov xim pleev xim yooj yim, thiab cov txheej txheej yog cov xim sib xws.
    5. Cov khoom siv tshuaj lom neeg txhua hnub: siv rau tshuaj zawv plaub hau, ntxuav lub cev, thiab lwm yam, txhawm rau ua kom cov khoom sib xws thiab ruaj khov.
    6. Roj exploitation: raws li ib tug additive rau drilling kua los txhim kho cov kev ua tau zoo ntawm drilling kua.

    Cov txheej txheem ntau lawm

    Nws feem ntau yog tsim los ntawm cellulose los ntawm etherification nrog ethylene oxide thiab chloromethane.

    Kev lag luam zeem muag

    Nrog rau qhov kev thov ntau ntxiv rau cov khoom siv zoo hauv ntau qhov kev lag luam, Hydroxyethyl Methyl Cellulose muaj kev lag luam dav dav. Tshwj xeeb tshaj yog nyob rau hauv ntsuab kev loj hlob qauv ntawm kev tsim kho thiab txheej kev lag luam, nws ib puag ncig tiv thaiv thiab kev ua tau zoo yam ntxwv ua rau nws muaj peev xwm loj hlob.

    siv ceev faj

    1. Kev khaws cia yuav tsum tau khaws cia kom qhuav thiab qhov cua kom tsis txhob ya raws thiab kub.
    2. Thaum yaj, nws yuav tsum tau maj mam ntxiv thiab stirred kom tag nrho dissolution thiab tsis txhob agglomeration.
    3. Thaum siv, qhov sib ntxiv yuav tsum raug tswj kom tsim nyog raws li daim ntawv thov tshwj xeeb thiab cov qauv tsim nyog.
    Hauv luv luv, Hydroxyethyl Methyl Cellulose, nrog nws cov khoom zoo heev thiab kev siv ntau yam, ua lub luag haujlwm tseem ceeb hauv ntau lub teb, muab kev txhawb zog rau kev txhim kho zoo thiab kev ua tau zoo ntawm cov khoom muaj feem xyuam.

    Yam ntxwv

    ? Thickening Dispersion
    ? Emulsification
    ? Tsim zaj duab xis
    ? Khaws cov dej noo
    ? Kev tiv thaiv colloidal
    ? Ncua tseg
    ? Absorption
    ? Ntog kev ua si

    Kev siv

    ? Cov khoom siv hauv tsev
    ? Petrochemical
    ? Tshuaj kho mob
    ? Ceramics
    ? Textile
    ? Khoom noj khoom haus
    ? Tshuaj lom neeg txhua hnub
    ? Synthetic resins
    ? Electronics

    Technical ntsuas

    Qhov tshwm sim Dawb los yog daj hmoov hmoov
    Cov ntsiab lus Methoxy /% 19.0-26.0 Nws
    Hydroxyethoxy cov ntsiab lus /% 4.0-16.0 Nws
    Kev ua tau zoo /% 80 mesh sieve residue≤8.0
    Qhuav poob tus nqi /% ≤ 6.0
    Tshauv /% ≤ 6.0
    Viscosity / MPa·S 100.0 - 80000.0 (tus nqi piav qhia ± 20%)
    Tus nqi PH 5.0-9.0 Nws
    Lub teeb transmittance /% ≥80
    Gel kub / ℃ ≥75.0

    cov duab ntxaws

    HPMC (1)HPMC (2)sy8HPMC (3) lofHPMC (4) mfy
    HPMC (4-1')jyfHPMC (5) 1 ywHPMC (6) osdHPMC (7)uf3

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