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

BASF Efka PA 4401 Dispersant

BASF Efka PA 4401 is a high-performance polymeric dispersant from the Efka® additive series, designed for solvent-borne and high-solids coatings. It delivers excellent pigment stabilization, viscosity control, and gloss enhancement—especially with organic pigments and carbon black—while improving color strength and storage stability.
  • basf efka pa 4401 dispersant_11190d5c
  • basf efka pa 4401 dispersant_11190d5c

Features Of BASF Efka PA 4401 Dispersant

  1. High-performance polymeric dispersant designed for pigment stabilization in solvent-borne and high-solids coatings.

  2. Excellent wetting and deagglomeration capability for organic and inorganic pigments, including carbon black and titanium dioxide.

  3. Provides outstanding long-term storage stability and resistance to viscosity drift in concentrated pigment preparations.

  4. Enables high pigment loading with low dosage levels, improving formulation efficiency and cost-effectiveness.

  5. Compatible with a broad range of resin systems, including alkyds, acrylics, polyurethanes, and epoxy esters.

Typical Applications Of BASF Efka PA 4401 Dispersant

  1. Automotive OEM and refinish coatings.

  2. Industrial maintenance and protective coatings.

  3. General-purpose solvent-borne decorative paints.

  4. Pigment concentrates (color pastes) for architectural and industrial markets.

  5. High-performance coil and can coatings.

Specifications Of BASF Efka PA 4401 Dispersant

Chemical TypeFunctionalized polyacrylate copolymer
Product FormLiquid
AppearancePale yellow to amber viscous liquid
Primary ApplicationsSolvent-borne and high-solids coatings, pigment concentrates
Key FeaturesPigment wetting, stabilization, viscosity control, high compatibility
BenefitsImproved color strength, gloss, transparency, and batch-to-batch consistency
SolubilityMiscible with common organic solvents (e.g., xylene, butyl acetate, mineral spirits)
Storage StabilityStable for ≥12 months at 5–30 °C in sealed original container


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