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

BASF Sokalan CP 45 Surfactant

BASF Sokalan CP 45 is a polyacrylate-based anionic dispersant surfactant from BASF’s Sokalan polymer series, designed for high-efficiency pigment stabilization in waterborne coatings and ink systems. It offers excellent rheology control, calcium tolerance, and low-foaming performance while enhancing gloss and color strength.
  • basf sokalan cp 45 surfactant_43a8fbe4
  • basf sokalan cp 45 surfactant_43a8fbe4

Features Of BASF Sokalan CP 45 Surfactant

  1. Highly effective polymeric dispersant for inorganic pigments and fillers.

  2. Excellent stabilization of aqueous pigment dispersions across broad pH ranges (pH 4–10).

  3. Low foaming profile, suitable for high-shear processing and industrial coating applications.

  4. Enables improved color strength, gloss, and storage stability in waterborne systems.

  5. Compatible with common co-binders, thickeners, and other additives in architectural and industrial coatings.

Typical Applications Of BASF Sokalan CP 45 Surfactant

  1. Architectural waterborne interior and exterior paints.

  2. Industrial maintenance coatings and coil coatings.

  3. Water-based printing inks for packaging and publication.

  4. Construction chemicals including tile adhesives and cementitious grouts.

  5. Specialty dispersions for functional pigments and effect pigments.

Specifications Of BASF Sokalan CP 45 Surfactant

Chemical TypeAnionic polyacrylate copolymer
Product FormAqueous solution (~45% active content)
AppearanceClear to slightly opalescent, low-viscosity liquid
pH (1% aqueous solution)7.0–8.5
Density (20 °C)~1.08–1.12 g/cm³
SolubilityCompletely miscible with water; compatible with common polar organic solvents
Primary ApplicationsDispersant/stabilizer for TiO₂, carbon black, iron oxides, and calcium carbonate
Key FeaturesPolymeric architecture ensures steric + electrostatic stabilization


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