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Carboxymethyl Cellulose

CMC Painting Grade

CMC Painting Grade

Jiangsu Shangyong New Material Co., Ltd, with professional cmc painting grade factory, is a leading China cmc painting grade manufacturer and supplier, we are able to offer you best price products. 1.Painting grade sodium carboxymethyl cellulose (CMC) Made from natural cotton fibers, through...

    Product Details:

    Jiangsu Shangyong New Material Co., Ltd, with professional cmc painting grade factory, is a leading China cmc painting grade manufacturer and supplier, we are able to offer you best price products.

    1.Painting grade sodium carboxymethyl cellulose (CMC)
    Made from natural cotton fibers, through etherification, purification and drying process, Sodium carboxymethyl cellulose (CMC) has good water solubility, having the functions of thickening, stabilizing emulsifying and suspending in aqueous solution. So can be widely used in the painting industry.CMC in painting industry can help the coating equally distributed, improve rheological property and adjust the paint viscosity.

    2.Commodity information
    Name: Carboxymethyl Cellulose (CMC)
    Other name: Sodium Carboxymethyl cellulose (SCMC); Na-CMC; Carboxy Methyl Cellulose; sodium salt of Carboxymethyl Cellulose; Carboxymethylcellulose sodium; painting grade CMC
    Molecular formula: C8H16NaO8
    CAS No.: 9004-32-4
    HS CODE: 39123100

    3. Function in detergent field
    1) Good thickener in painting industry.
    2) Can match most of the surface-active agents and preservatives exist in the water-soluble painting.
    3) Change the rheological properties of the coating.
    4) Prevent the drippage and sagging during the using process.

    4. Characteristics
    a) Finely powder and low free fibers
    b) High transparency of the solution
    c) Good compatibility
    d) Easy soluble in water
    e) Nontoxic, odourless, harmless to physical body.

    5. Technical index.

    Items

    Types

    T-04

    T-08

    ST-12

    ST-16

    ST-20

    ST-16A

    Viscosity (1% Brookfield) mPa.s

    50-120

    120-250

    250-500

    500-2000

    ≥2000

    500-2000

    Degree of substitution

    ≥ 0.65

    ≥ 0.65

    ≥ 0.75

    ≥ 0.75

    ≥ 0.75

    ≥ 0.90

    Chloride (Cl-) %

    ≤ 12.0

    ≤ 12.0

    ≤ 9.0

    ≤ 2.0

    ≤ 2.0

    ≤ 2.0

    pH value

    6.5 - 9.5

    6.5 - 9.5

    6.5 - 8.0

    6.5 - 8.0

    6.5 - 8.0

    6.5 - 8.0

    Moisture %

    ≤ 10.0

    ≤ 10.0

    ≤ 10.0

    ≤ 10.0

    ≤ 10.0

    ≤ 10.0

    Salt-Viscosity Ratio(SVR)

    ≥ 0.40

    ≥ 0.40

    ≥ 0.50

    ≥ 0.60

    ≥ 0.82

    0.85

    Note

    Other types can be produced according to customers’ demands.

    6. Package
    Packing: 25kg per kraft bag with PE inner or according to customers’ demands.

    7. Storage
    1) Store in a cool, dry, clean, ventilated environment.
    2) Material must be handled as a Industrial chemical, wearing protective equipment and observing the precautions as mentioned in the MSDS.
    3) The products should be prevented from water and avoided damaging during transportation.

     



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