Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Spredox D-327 Dispersant

Spredox D-327 Dispersant is a high-performance polymeric dispersant from the Spredox® D-series by Clariant. Designed for aqueous pigment systems, it delivers exceptional stabilization, reduced viscosity, and improved color strength in coatings, inks, and construction chemicals. Its anionic structure ensures broad compatibility and robust wetting across organic and inorganic pigments.
  • spredox d 327 dispersant_915fd28f
  • spredox d 327 dispersant_915fd28f

Features Of Spredox D-327 Dispersant

  1. High-efficiency steric and electrostatic stabilization for pigment and filler suspensions.

  2. Excellent compatibility with water-based acrylic, styrene-acrylic, and polyurethane dispersions.

  3. Low foaming profile, minimizing processing interruptions in high-shear mixing and pumping operations.

  4. Good freeze-thaw stability, maintaining dispersion integrity after multiple freeze-thaw cycles.

  5. pH-stable across a broad range (pH 6.0–9.5), supporting formulation flexibility without destabilization.

Typical Applications Of Spredox D-327 Dispersant

  1. Architectural waterborne paints and coatings.

  2. Industrial maintenance coatings for metal and concrete substrates.

  3. Water-based inkjet inks for wide-format digital printing.

  4. Construction additives in cementitious tile adhesives and grouts.

  5. Functional coatings requiring uniform particle distribution, such as anti-corrosive primers.

Specifications Of Spredox D-327 Dispersant

Chemical TypeAnionic polymeric dispersant (modified polycarboxylate)
Product FormAqueous solution (40% active content)
AppearancePale yellow to light amber, clear to slightly hazy liquid
pH (10% aqueous solution)7.0–8.5
Density (20°C)1.12–1.16 g/cm³
Viscosity (25°C, Brookfield LVT, spindle #3, 60 rpm)200–600 mPa·s
SolubilityCompletely miscible with water; limited solubility in aliphatic hydrocarbons
Primary ApplicationsStabilization of inorganic pigments (TiO₂, iron oxides), calcium carbonate, and clay fillers


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