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

Spredox D-301 Dispersant

Spredox D-301 Dispersant is a high-performance anionic polymeric dispersant from Spredox’s D-series, engineered for superior pigment stabilization in water-based coatings and inks. It delivers excellent viscosity control, enhanced color strength, and improved storage stability without compromising gloss or film integrity. Widely used in architectural paints, industrial coatings, and inkjet inks.
  • spredox d 301 dispersant_e9618e34
  • spredox d 301 dispersant_e9618e34

Features Of Spredox D-301 Dispersant

  1. High-efficiency steric and electrostatic stabilization for pigment and filler particles in aqueous systems.

  2. Excellent compatibility with acrylic, styrene-acrylic, and vinyl acetate-based polymer dispersions.

  3. Low foaming profile, minimizing processing interruptions during high-shear mixing and grinding.

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

  5. pH-stable performance across a broad range (pH 6.5–9.5), supporting formulation flexibility.

Typical Applications Of Spredox D-301 Dispersant

  1. Architectural waterborne paints and coatings.

  2. Industrial maintenance coatings for metal and concrete substrates.

  3. Water-based printing inks, including flexographic and gravure formulations.

  4. Construction chemicals such as tile adhesives and cementitious waterproofing slurries.

  5. Functional pigment concentrates (colorants) for masterbatch and tinting systems.

Specifications Of Spredox D-301 Dispersant

Chemical TypeAnionic polymeric dispersant (modified polycarboxylate)
Product FormAqueous liquid solution
AppearanceClear to slightly hazy, light amber liquid
pH (10% aqueous solution)7.0 – 8.0
Solids Content (wt%)30.0 ± 1.0%
Density (25°C, g/mL)1.04 – 1.07
Viscosity (25°C, mPa·s)200 – 600
Primary ApplicationsPigment & filler dispersion in waterborne coatings, inks, and construction additives


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