High-performance anionic polyelectrolyte based on polyacrylic acid with controlled molecular weight distribution.
Excellent dispersion and stabilization of inorganic pigments and fillers in aqueous systems.
Effective viscosity modifier that enhances rheological control without compromising flow properties.
Good compatibility with common co-binders, thickeners, and biocides used in industrial formulations.
Low foaming profile suitable for high-shear processing and automated coating applications.
Architectural and industrial waterborne paints and coatings.
Water-based printing inks, especially for flexographic and gravure processes.
Construction chemicals including cementitious tile adhesives and self-leveling underlayments.
Agrochemical suspension concentrates (SC) requiring long-term physical stability.
Specialty cleaning formulations where colloidal stabilization of soil particles is critical.
| Chemical Type | Anionic polyacrylic acid copolymer |
| Product Form | Aqueous solution (~40% active content) |
| Appearance | Clear to slightly opalescent, low-viscosity liquid |
| pH (1% aqueous solution) | 3.0 – 4.5 |
| Density (20 °C) | 1.08 – 1.12 g/cm³ |
| Solubility | Completely miscible with water |
| Primary Applications | Dispersion stabilizer, rheology modifier, pigment wetting agent |
| Key Features | Low foaming, high electrolyte tolerance, shear-stable performance |
Q1: What is the primary function of Sokalan HP 53K in formulations?
A: Sokalan HP 53K is a polyacrylate-based dispersing and stabilizing agent designed to prevent particle agglomeration, improve pigment wetting, and enhance long-term suspension stability—particularly in aqueous systems such as architectural coatings, industrial paints, and ceramic glazes.
Q2: Is Sokalan HP 53K compatible with high-solids or low-VOC formulations?
A: Yes, it is specifically engineered for performance in low-VOC and high-solids aqueous systems, offering effective stabilization without significantly increasing viscosity or compromising film formation.
Q3: How should Sokalan HP 53K be incorporated into a formulation?
A: It is typically added during the grind stage, either neat or pre-diluted in water, to ensure optimal interaction with pigments and fillers. Premixing with water before addition is recommended for uniform dispersion.
Q4: Does Sokalan HP 53K provide rheological control or thixotropy?
A: While not primarily classified as a rheology modifier, it contributes to controlled viscosity development and improved shear-thinning behavior in stabilized dispersions, especially when used in combination with associative thickeners.
Q5: What is the typical dosage range for Sokalan HP 53K?
A: Dosage depends on pigment type, loading, and system requirements, but it is generally effective at 0.1% to 2% by weight relative to total formulation solids—typically used at low concentrations for efficient stabilization.
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