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

Spredox D-333 Dispersant

Spredox D-333 Dispersant is a high-performance polymeric dispersant from the Spredox D-Series by Ferro Corporation. Designed for pigment stabilization in water-based coatings and inks, it enhances color strength, gloss, and storage stability while reducing viscosity and preventing flocculation. Its low-VOC, APEO-free formulation meets stringent environmental standards.
  • spredox d 333 dispersant_1f88eaea
  • spredox d 333 dispersant_1f88eaea

Features Of Spredox D-333 Dispersant

  1. High-efficiency steric and electrostatic stabilization for inorganic pigments and fillers.

  2. Excellent compatibility with both water-based and solvent-based systems, including acrylics, polyurethanes, and alkyds.

  3. Low foaming profile, minimizing processing issues during high-shear dispersion and grinding.

  4. Thermally stable up to 180 °C, supporting high-temperature formulation and curing processes.

  5. Non-ionic surfactant architecture ensures low sensitivity to pH and electrolyte variations.

Typical Applications Of Spredox D-333 Dispersant

  1. Architectural and industrial waterborne coatings.

  2. Pigmented inkjet inks for wide-format digital printing.

  3. Automotive OEM and refinish basecoat formulations.

  4. High-solid decorative and protective coatings.

  5. Functional pigment dispersions for UV-curable coatings and adhesives.

Specifications Of Spredox D-333 Dispersant

Chemical TypeNon-ionic polymeric dispersant (modified polyacrylate backbone)
Product FormClear to slightly hazy viscous liquid
AppearanceAmber-colored liquid at 25 °C
Primary ApplicationsPigment & filler dispersion in coatings, inks, and adhesives
Key FeaturesSteric stabilization, low VOC, non-aqueous compatible
BenefitsImproved color strength, reduced viscosity, enhanced storage stability
pH (1% aqueous solution)6.0 – 7.5
Recommended Dosage10 – 25% on pigment weight (varies by pigment type)


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