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Solvent Based Aqueous Pigment Dispersions Modifying Organic Pigment Surface

Categories Ink Dispersant
Brand Name: WinSperse
Model Number: 3200
Certification: ISO 9001 2008
Place of Origin: China
Price: negotiable
Supply Ability: 1000MT per month
Packaging Details: Pallet Packing
Apperance: Yellowish solid
Molecular weight: High molecular weight
Solvent: None
Polarity: Mid-polarity
Amine value: 32-42
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    Solvent Based Aqueous Pigment Dispersions Modifying Organic Pigment Surface

    Winsperse 3200 for screen printing ink ethyl acetate ethanol packaging gravure ink purpose

    WinSperse 3200

    Hyperdispersant for solvent based applications

    Chemical Composition

    High molecular weight block copolymer with mid-polarity

    Chemo-physical Properties

    Appearance: yellowish viscous liquid

    Active ingredient: 100%

    Amine value(mgKOH/g): 32-42


    • Reduce grinding time and viscosity while increasing pigment load with good ability to prevent re-coagulation.
    • Improve color strength and gloss.
    • Especially suited for dispersing pigments in medium polar gravure inks.

    Application scope

    • Ink: medium polar gravure and UV inks.
    • Paint: auto, Industrial and UV paint.
    • Pigment: modify the organic pigment surface to be used in medium polar gravure and UV inks and in auto and industrial paints.

    General application guidance

    Pigment Use amount

    (To dry pigment weight)

    Organic 5-15%

    Inorganic 2-6%

    Carbon black 10-50%

    Application tips

    • For inks and paints, dissolve the hyperdispersant in the grinding mixture before adding pigments. For better results, use together with WinSperse2010/2050.
    • For modifying pigment, first mix 1 part of the dispersant and 1 part acetic acid in warm water. Then add this emulsion before or after the coupling step, or add to the paste before filtration step. For better results, use acidic pigment derivative together with the dispersant.


    Drum: 25kg/drum


    • Store in cool and dry places, good for 2 year.
    • After partial use, re-seal the container.
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