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

Kao L-18 Dispersant

Kao L-18 Dispersant is a high-performance anionic surfactant dispersant from Kao Chemicals’ L-series, specifically engineered for stable pigment dispersion in water-based coatings and inks. It enhances color strength, gloss, and storage stability while suppressing flocculation and sedimentation through strong adsorption and steric stabilization mechanisms.
  • kao l 18 dispersant_1b4ccab7
  • kao l 18 dispersant_1b4ccab7

Features Of Kao L-18 Dispersant

  1. High-efficiency steric stabilization for inorganic pigments and fillers in aqueous systems.

  2. Excellent compatibility with acrylic, styrene-acrylic, and vinyl acetate-based emulsion polymers.

  3. Low foaming profile, minimizing process interference in high-shear dispersion and coating formulation.

  4. pH-stable performance across a broad range (pH 6–9), supporting robust formulation flexibility.

  5. Non-ionic character ensures low sensitivity to electrolytes and enhanced shelf-life stability.

Typical Applications Of Kao L-18 Dispersant

  1. Architectural waterborne paints and interior/exterior wall coatings.

  2. Industrial maintenance coatings for metal and concrete substrates.

  3. Water-based printing inks, especially for flexographic and gravure applications.

  4. Construction chemicals including tile adhesives and cementitious grouts.

  5. Functional coatings requiring high pigment loading and gloss retention.

Specifications Of Kao L-18 Dispersant

Chemical TypeNon-ionic polymeric dispersant (modified polyether)
Product FormPale yellow to light amber viscous liquid
AppearanceClear to slightly hazy, homogeneous liquid
Active Content (wt%)≥ 95.0%
Density (25°C, g/cm³)1.03 – 1.07
pH (10% aqueous solution)6.5 – 8.0
SolubilityCompletely miscible with water and common co-solvents (e.g., glycol ethers, alcohols)
Primary ApplicationsAqueous pigment dispersion, stabilizer for TiO₂, calcium carbonate, iron oxides


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