Dispersing Agent, Solvent-borne, Speciality Additive

VP 6042C Low Polarity Dispersant

Low Polarity Dispersant 6042C is a high-performance, polymeric wetting and dispersing additive specifically engineered for non-polar and low-polarity solvent environments. As an industrial chemist, I recognize 6042C as a sophisticated block copolymer featuring high-affinity anchoring groups tailored for inorganic pigments, fillers, and carbon blacks. It functions primarily through steric stabilization, utilizing its long-chain solvated tails to create a physical barrier that prevents particle flocculation in media with low dielectric constants, such as aliphatic hydrocarbons and mineral oils. In modern industrial coatings and ink formulations, achieving stable dispersions in non-polar systems is challenging due to the absence of electrostatic repulsion. 6042C effectively addresses this by reducing mill-base viscosity and optimizing particle size distribution. This results in enhanced color strength, superior gloss, and long-term shelf stability. It is an essential component for high-solids systems aiming for VOC reduction without compromising the rheological integrity or the final aesthetic properties of the coating.

Attributes

Key Features and Benefits

Provides exceptional steric stabilization in aliphatic hydrocarbons and non-polar organic solvent systems.
Significantly reduces mill-base viscosity, enabling higher pigment loading and improved manufacturing throughput.
Enhances color development, transparency, and tinting strength by ensuring optimal pigment de-agglomeration.
Improves final film gloss and prevents haze in high-solids solvent-borne coatings and finishes.
Broad compatibility with low-polarity resins including long-oil alkyds, polyolefins, and thermoplastic acrylics.
Prevents common coating defects such as pigment flooding, floating, and sedimentation during storage.
Reduces energy consumption during the grinding stage by lowering the required mechanical shear force.

Specifications

Technical Highlights

Chemical Composition: Advanced polymeric block copolymer with specialized pigment-affinic anchoring groups.
Active Content: Formulated at approximately 40-50% solids in a low-polarity hydrocarbon carrier.
Amine Value: Typically measured between 10 and 20 mg KOH/g for precise pigment interaction.
Density: Standardized at approximately 0.88 – 0.92 g/cm³ at 25 degrees Celsius for formulation accuracy.
Solubility: Fully miscible in aliphatic hydrocarbons, mineral spirits, and non-polar esters/ethers.
Stabilization Mechanism: Entropy-driven steric repulsion provided by extended polymeric loops and tails.
Recommended Dosage: 1-5% for inorganic pigments and 10-30% for high-surface-area organic pigments.
Storage Stability: Chemically stable under standard industrial conditions with a high flash point profile.

Download Technical Data Sheet (TDS)

Practical industry uses

Applications

High-performance automotive refinish coatings and OEM finishes using low-polarity solvent packages.
Industrial wood stains and coatings where deep penetration and color uniformity are paramount.
Offset and gravure printing inks utilizing aliphatic hydrocarbon-based vehicles for high-speed presses.
Production of pigment concentrates and liquid colorants for non-polar plastic masterbatch applications.
Stabilization of solid additives and friction modifiers in mineral oil-based lubricants and greases.
High-solids air-drying alkyd paints for heavy-duty marine and architectural protective applications.
Universal colorants designed for seamless integration into non-polar solvent-based architectural paint bases.
Dispersion of inorganic fillers like calcium carbonate and TiO2 in thermoplastic polyolefin matrices.