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Paint grade HEC
Paint grade HEC
Paint grade HEC
Paint grade HEC
Paint grade HEC
Paint grade HEC

Paint grade HEC

Construction Grade HPMC Hydroxypropyl Methylcellulose is a cellulose ether widely used in the construction industry. It is a crucial additive in construction materials, offering various benefits that enhance the performance and workability of cement-based products.


Construction Grade HPMC is a white cellulose ether powder that swells into a clear or slightly turbid colloidal solution in cold water. It has the characteristics of thickening, bonding, dispersion, emulsification, film formation, suspension, adsorption, gelation, surface activity, moisture retention and protective colloid.

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    Chemcial Specification

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    Appearance 

    White to off-white powder

    Particle size

    98% pass 100 mesh 

    Molar substituting on degree (MS)

    1.8~2.5

    Residue on ignition (%)

    ≤0.5

    pH value

    5.0~8.0

    Moisture (%)

    ≤5.0   

    Popular Grades

    HEC grade

    Viscosity

    (NDJ, mPa.s, 2%)

    Viscosity

    (Brookfield, mPa.s, 1%)

    HEC KM300

    240-360

    240-360

    HEC KM6000

    4800-7200

     

    HEC KM30000

    24000-36000

    1500-2500

    HEC KM60000

    48000-72000

    2400-3600

    HEC KM100000

    80000-120000

    4000-6000

    HEC KM150000

    120000-180000

    7000min

    Key Properties and Uses of Paint Grade HEC:

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    1. Thickening Agent:

    HEC acts as an effective thickening agent in paint formulations. It increases the viscosity of the paint, providing improved application properties, such as better control during brushing or rolling.

    2. Stabilizer:

    HEC serves as a stabilizer in paint to prevent settling and maintain the uniform distribution of pigments, fillers, and other components within the paint, thereby enhancing color consistency.

    3. Rheology Modifier:

    It can modify the rheology (flow behavior) of the paint, making it easier to work with during application and ensuring the paint adheres well to vertical surfaces.

    4. Water Retention:

    HEC helps retain water in the paint, which is essential for maintaining proper consistency and extending the "open time," allowing the paint to remain workable for a longer duration.

    5. Improved Brushability:

    The addition of HEC to paint enhances its brushability, making it smoother and easier to apply.

    Applications of Paint Grade HEC:

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    Paint Grade HEC is used in various paint and coating formulations, including:

    1. Architectural Paints:

    It is a common additive in interior and exterior paints used in residential and commercial buildings. HEC contributes to improved viscosity, color stability, and overall paint performance.

    2. Latex Paints:

    Water-based latex paints benefit from the thickening and stabilizing properties of HEC.

    3. Emulsion Paints:

    In emulsion paints, HEC helps maintain the dispersion of pigments and fillers and enhances the overall consistency of the paint.

    4. Textured Coatings:

    Textured coatings, such as stucco and decorative wall finishes, can be formulated with HEC to achieve the desired texture and workability.

    Advantages of Using Paint Grade HEC:

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    - Improved paint consistency and texture.
    - Enhanced color stability and uniform distribution of pigments.
    - Extended open time for ease of application.
    - Better brushability and workability during painting.
    - Reduced settling and improved adhesion to various surfaces.

    Paint Grade HEC is a valuable additive for paint and coating manufacturers, ensuring that the final products meet the desired quality and performance standards. Its ability to control viscosity, stabilize pigments, and enhance application properties makes it an important ingredient in the production of paints used in architectural and decorative applications.

    Packaging: 

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    25kg paper bags inner with PE bags.
    20’FCL load 12ton with pallet
    40’FCL load 24ton with pallet