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

BASF Dispex Ultra FA 4436 Dispersant

BASF Dispex Ultra FA 4436 is a high-performance anionic polymeric dispersant from BASF’s Dispex Ultra series, designed for stable pigment dispersion in water-based coatings and inks. It offers excellent color development, viscosity control, and long-term storage stability with low foaming and high electrolyte tolerance.
  • basf dispex ultra fa 4436 dispersant_67a87dca
  • basf dispex ultra fa 4436 dispersant_67a87dca

Features Of BASF Dispex Ultra FA 4436 Dispersant

  1. High-efficiency polymeric dispersant for demanding aqueous pigment systems.

  2. Excellent stabilization of inorganic and organic pigments across broad pH range (pH 6–10).

  3. Low foaming profile, enabling robust performance in high-shear and recirculating coating processes.

  4. Enables high pigment loading with improved gloss, color strength, and reduced viscosity.

  5. Compatible with common co-binders including acrylics, vinyl acetate copolymers, and styrene-acrylic dispersions.

Typical Applications Of BASF Dispex Ultra FA 4436 Dispersant

  1. Architectural interior and exterior wall paints.

  2. Industrial maintenance coatings (e.g., metal primers and topcoats).

  3. Waterborne wood finishes and stains.

  4. Printing inks for packaging and decorative applications.

  5. Construction adhesives and cementitious tile grouts requiring pigment dispersion stability.

Specifications Of BASF Dispex Ultra FA 4436 Dispersant

Chemical TypeAnionic polymeric dispersant (modified polycarboxylate)
Product FormAqueous solution (~40% active content)
AppearanceClear to slightly opalescent, light yellow liquid
pH (10% aqueous solution)7.0 – 8.5
Density (20 °C)1.08 – 1.12 g/cm³
Viscosity (Brookfield RVT, #2 spindle, 20 rpm, 25 °C)50 – 200 mPa·s
SolubilityCompletely miscible with water; compatible with common glycols and co-solvents
Primary ApplicationsPigment dispersion in waterborne architectural, industrial, and specialty coatings


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