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Chemical Family: Silicon-based Compounds

Functions: Flattener

End Uses: Coil Coating, Radiation Curable Coating

Features: Excellent Dispersibility, Good Heat Stability, Matting, Transparency

Synonyms: Silica, SiO2

    Knowde Enhanced TDS

    Identification & Functionality

    Chemical Name
    CASE Ingredients Functions
    CAS No.
    7631-86-9
    EC No.
    231-545-4
    Technologies
    Molecular Formula
    SiO₂, NH₂O

    Features & Benefits

    Advantage of silica use for matting agent
    1. Good Transparency
    2. Good Disperse Heat
    3. Good Suspension
    4. Good Flatting Efficiency
    5. Good Dispersibility characteristic

    Applications & Uses

    Compatible Substrates & Surfaces
    Cure Method
    Application
    Primarily used in furniture paint, wood paint, industrial paint, coil-coating, PU paint, UV paint, leather paint, water resistant paint.

    Properties

    Physical Form
    Appearance
    White Powder
    Specifications
    ValueUnitsTest Method / Conditions
    Whiteness98
    Heating Loss (105°C for 1.5h)2.0 - 3.0%
    Ignition Loss (1000°C, Dry Basis)3.0 - 4.0%
    DBP (Oil absorption value)300 - 320cm³/g
    pH (5% Aqueous Suspension)6.5 - 7.5
    SiO₂ (Dry Basis)min. 99.9%
    BET Specific Surface Area290 - 310m²/g
    Residue on Sieve (45µm)max. 0.05%
    Pore Volume1.8 - 2.0ml/g
    Average Particle Size4 - 6
    Organic TreatmentNo

    Regulatory & Compliance

    Certifications & Compliance

    Packaging & Availability

    Packaging Type
    Package
    10kg / Paper bag