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Magulu a Zamalonda
Zogulitsa Zodziwika

Carboxy Methyl Cellulose (CMC)

Carboxy Methyl Cellulose (CMC), yomwe imadziwikanso kuti Sodium Carboxymethyl Cellulose, imasungunuka mosavuta m'madzi ozizira komanso otentha. Imakhala ndi zinthu zabwino kwambiri monga kukhuthala, kusunga madzi, kupanga filimu, rheology, ndi mafuta. Zinthu zimenezi zimapangitsa CMC kukhala yoyenera kugwiritsidwa ntchito m'njira zosiyanasiyana, kuphatikizapo chakudya, zinthu zosamalira thupi, utoto wa mafakitale, zinthu zoumba, kuboola mafuta, ndi zipangizo zomangira.


CMC, yomwe imatchedwanso Cellulose gum, ndi ether ya cellulose yokhala ndi polymer yambiri yomwe imapezeka kudzera mu kusintha kwa mankhwala a cellulose yachilengedwe. Ufa uwu woyera mpaka woyera pang'ono, wopanda fungo, komanso wopanda kukoma umagwira ntchito yofunika kwambiri m'mafakitale osiyanasiyana chifukwa cha kuthekera kwake kokhuthala, kumangirira, ndikukhazikitsa zinthu.


Kupanga kwa Sodium CMC kumaphatikizapo kusintha kwa mankhwala a cellulose ndi chloroacetic acid, kuyambitsa magulu a carboxymethyl (-CH2-COOH) ku msana wa cellulose. Kusintha kumeneku kumawonjezera kusungunuka kwa polima yomwe imapezeka m'madzi, zomwe zimapangitsa kuti ipange mayankho okhazikika komanso okhuthala.

    Makhalidwe Ofunika ndi Ntchito za HPMC ya Mankhwala Omwe Amagwiritsidwa Ntchito Tsiku ndi Tsiku:

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    Kufotokozera kwa Mankhwala

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    Kufotokozera

    HPMC 60

    (2910)

    HPMC 65

    (2906)

    HPMC 75

    (2208)

    Kutentha kwa gel (℃)

    58-64

    62-68

    70-90

    Methoxy (WT%)

    28.0-30.0

    27.0-30.0

    19.0-24.0

    Hydroxypropoxy (WT%)

    7.0-12.0

    4.0-7.5

    4.0-12.0

    Kukhuthala (cps, 2% Yankho)

    3, 5, 6, 15, 50, 100, 400, 4000, 10000, 40000, 60000, 100000, 150000, 200000

    Kalasi ya Zamalonda:

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    HPMC ya Mankhwala a Tsiku ndi Tsiku

    Kukhuthala

    (NDJ, mPa.s, 2%)

    Kukhuthala

    (Brookfield, mPa.s, 2%)

    HPMC KM8100MS

    80000-120000

    40000-55000

    HPMC KM8150MS

    120000-180000

    55000-65000

    HPMC KM8200MS

    180000-240000

    70000-80000

    Kugwiritsa ntchito HPMC ya Mankhwala a Tsiku ndi Tsiku:

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    HPMC ya Daily Chemical Grade imagwiritsidwa ntchito pazinthu zosiyanasiyana zosamalira thupi komanso zodzikongoletsera, kuphatikizapo:

    Ubwino Wogwiritsa Ntchito HPMC Yokhala ndi Mankhwala Osiyanasiyana Tsiku ndi Tsiku:

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    - Kapangidwe kabwino komanso kusinthasintha kwa zinthu.
    - Kulimbitsa kukhazikika ndi kupewa kulekanitsidwa kwa gawo mu emulsions.
    - Kutulutsa zinthu zogwira ntchito moyenera pakafunika kutero.
    - Kufalitsa bwino ndi kugwiritsa ntchito bwino.
    - Kuonjezera chinyezi komanso kusunga madzi.

    Phukusi:

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    20'FCL: matani 12 okhala ndi mapaleti; matani 14 osapakidwa mapaleti.
    40'FCL: matani 24 okhala ndi mapaleti; matani 28 osapakidwa mapaleti.

    Malo Osungirako

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    Sungani pamalo opumira mpweya komanso ouma m'nyumba, samalani ndi chinyezi. Samalani ndi mvula ndi dzuwa pamene mukunyamula.