Dispersing Agent, Solvent-borne, Speciality Additive

VP 6042B Low Polarity Dispersant

Low Polarity Dispersant 6042B is a high-performance polymeric additive specifically engineered for non-polar and low-polarity solvent environments. It functions primarily through steric stabilization, preventing the flocculation of inorganic pigments and organic fillers in hydrophobic matrices. Chemically, it consists of a high-affinity anchoring group coupled with a long, solvated tail that provides maximum repulsion in mediums such as aliphatic hydrocarbons, mineral oils, and paraffinic waxes. In industrial coatings and ink formulations, 6042B ensures optimal color development, gloss, and rheological stability. Its design targets systems where conventional ionic dispersants fail due to the low dielectric constant of the medium. By significantly reducing the millbase viscosity of high-solids dispersions, it allows for increased pigment loading while maintaining excellent flow characteristics. This dispersant is critical for achieving uniformity in high-end automotive coatings, offset printing inks, and plastic masterbatches where particle size distribution control is paramount for final product performance and aesthetic quality.

Attributes

Key Features and Benefits

Exceptional steric stabilization in non-polar mediums including aliphatic hydrocarbons and mineral oils.
High efficiency in reducing the viscosity of concentrated pigment dispersions, allowing for higher solids loading.
Significant improvement in color strength, transparency, and gloss for both organic and inorganic pigments.
Outstanding compatibility with long-oil alkyd resins, polyolefins, and low-polarity thermoplastic elastomers.
Reduces milling time significantly by accelerating particle wetting and de-agglomeration processes during production.
Excellent thermal stability, preventing yellowing or chemical degradation during high-temperature processing such as extrusion or injection molding.

Specifications

Technical Highlights

Chemical Composition: Polymeric fatty acid derivative with specialized anchoring groups for pigment surfaces.
Active Content: Minimum 98% non-volatile matter, ensuring high potency and minimal solvent interference.
Acid Value: Typically ranges between 10-20 mg KOH/g to optimize interaction with basic pigment surfaces.
Solubility: Completely miscible in n-hexane, toluene, white spirit, and paraffinic base oils.
Density: Approximately 0.92 g/cm³ at 25°C, facilitating easy integration into lightweight industrial formulations.
Appearance: Clear, amber viscous liquid at room temperature, facilitating pourability and accurate dosing.
Recommended Dosage: Between 1% to 10% based on pigment weight depending on surface area.

Download Technical Data Sheet (TDS)

Practical industry uses

Applications

Formulation of high-quality solvent-based offset and gravure printing inks for packaging and publication.
Manufacturing of color masterbatches for polyolefins like PE and PP, ensuring uniform color distribution.
Stabilization of carbon black and titanium dioxide in automotive refinish and industrial coatings.
Lubricant additives for oil-based drilling fluids to maintain suspension of weighting agents and cuttings.
Pigment pastes for long-oil alkyd architectural paints, providing long-term storage stability and anti-settling.
Specialty wood stains and preservatives where deep penetration into hydrophobic substrates is required.
Production of magnetic recording materials and electronic pastes requiring precise particle arrangement in non-conductive media.