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Selulose ea Carboxy Methyl (CMC)

Carboxy Methyl Cellulose (CMC), e tsejoang hape e le Sodium Carboxymethyl Cellulose, e qhibiliha habonolo metsing a batang le a chesang. E na le thepa e ntle haholo joalo ka ho teteana, ho boloka metsi, ho etsa filimi, rheology le ho tlotsa. Litšobotsi tsena li etsa hore CMC e lokele mefuta e mengata ea lits'ebetso, ho kenyeletsoa lijo, lihlahisoa tsa tlhokomelo ea botho, pente ea indasteri, li-ceramic, ho cheka oli le thepa ea kaho.


CMC, eo hape e bitswang Cellulose gum, ke ether ya cellulose e nang le polymer e ngata e fumanwang ka phetoho ya dikhemikhale ya cellulose ya tlhaho. Phofo ena e tshweu ho isa ho e tshweu, e se nang monko, le e se nang tatso e bapala karolo ya bohlokwa diindastering tse fapaneng ka lebaka la bokgoni ba yona ba ho teteanya, ho tlama le ho tsitsisa dihlahiswa.


Tlhahiso ea Sodium CMC e kenyelletsa phetoho ea lik'hemik'hale ea cellulose ka chloroacetic acid, e hlahisang lihlopha tsa carboxymethyl (-CH2-COOH) mokokotlong oa cellulose. Phetoho ena e ntlafatsa ho qhibiliha ha polymer e hlahisoang ka metsing, e e lumella ho theha litharollo tse tsitsitseng le tse tiileng.

    Matlotlo a Bohlokoa le Tšebeliso ea HPMC ea K'hemik'hale ea Letsatsi le Letsatsi:

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    Tlhaloso ea Lik'hemik'hale

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    Tlhaloso

    HPMC 60

    (2910)

    HPMC 65

    (2906)

    HPMC 75

    (2208)

    Mocheso oa gel (℃)

    58-64

    62-68

    70-90

    Methoxy (WT%)

    28.0-30.0

    27.0-30.0

    19.0-24.0

    Hydroxypropoxy (Boima ba 'mele%)

    7.0-12.0

    4.0-7.5

    4.0-12.0

    Ho thibana ha metsi (cps, 2% Tharollo)

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

    Sehlopha sa Sehlahisoa:

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    HPMC ea K'hemik'hale ea Letsatsi le Letsatsi

    Ho thibana ha

    (NDJ, mPa.s, 2%)

    Ho thibana ha

    (Brookfield, mPa.s, 2%)

    HPMC KM8100MS

    80000-120000

    40000-55000

    HPMC KM8150MS

    120000-180000

    55000-65000

    HPMC KM8200MS

    180000-240000

    70000-80000

    Ditshebediso tsa HPMC ya Khemikhale ya Letsatsi le Letsatsi:

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    HPMC ea Sehlopha sa Lik'hemik'hale sa Letsatsi le Letsatsi e sebelisoa lihlahisoa tse fapaneng tsa tlhokomelo ea botho le litlolo, ho kenyeletsoa:

    Melemo ea ho Sebelisa HPMC ea K'hemik'hale ea Letsatsi le Letsatsi:

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    - Boleng bo ntlafetseng le botsitso ba dihlahiswa.
    - Ho matlafatsa botsitso le thibelo ea karohano ea mekhahlelo ka har'a li-emulsion.
    - Ho laolwa ha metsoako e sebetsang ha ho hlokahala.
    - Ho hasana le ho sebelisoa ha tsona ho betere.
    - Ho nolofatsa mongobo le ho boloka metsi.

    Sephutheloana:

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    20'FCL: lithane tse 12 tse nang le pallet e kentsoeng; lithane tse 14 tse sa kenngoang pallet.
    40'FCL: lithane tse 24 tse nang le pallet e nang le liphalete; lithane tse 28 tse sa kenngoang pallet.

    Polokelo

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    Boloka sebakeng se nang le moea o kenang le o omileng ka tlung, ela hloko mongobo. Ela hloko tšireletso ea pula le letsatsi nakong ea lipalangoang.