Solvent-borne, Speciality Additive, Thixotropic Agent

VP 4330 Anti-sinking agent for polyethylene wax

The 4330 Anti-sinking agent represents a sophisticated chemical solution engineered specifically to stabilize polyethylene wax dispersions within liquid systems. Polyethylene waxes are frequently utilized in coatings, inks, and lubricants to provide surface properties such as slip, mar resistance, and matting; however, their relatively low density and non-polar nature often lead to problematic sedimentation and hard-packing during storage. The 4330 grade functions as a high-performance rheological control agent, establishing a robust three-dimensional network through hydrogen bonding and steric hindrance. This structural framework effectively suspends micronized wax particles, preventing their downward migration without negatively impacting the final coating’s gloss or transparency. By optimizing the viscous-elastic profile of the formulation, 4330 ensures long-term shelf stability and consistent application performance. It is compatible with a wide range of solvent-based and aqueous systems, making it an indispensable additive for formulators seeking to maintain the homogeneity and performance integrity of wax-enhanced industrial formulations currently available globally.

Attributes

Key Features and Benefits

Exceptional Anti-Settling: Provides a powerful suspension effect for micronized polyethylene wax, preventing hard-sediment formation during transit and storage.
Rheological Precision: Imparts significant thixotropic properties, ensuring high viscosity at low shear to prevent sinking, while maintaining low viscosity during application.
Surface Aesthetics: Engineered to maintain gloss levels and film clarity, ensuring anti-sinking performance does not detract from visual finish.
Enhanced Stability: Significantly extends shelf life of wax-loaded dispersions by preventing phase separation.
Application Ease: Exhibits excellent dispersion characteristics, allowing rapid incorporation into formulations without requiring high-heat activation or complex processing.

Specifications

Technical Highlights

Chemical Identity: A specialized polyamide-based derivative designed for broad-spectrum compatibility with both polar and non-polar solvent systems.
CAS Verification: Note that “4330” is a commercial product designation; active components typically fall under polyfunctional amide categories (CAS numbers vary by polymer chain) rather than a single CAS 4330.
Active Concentration: Supplied at high active solids content (20–30%) to ensure maximum efficiency at extremely low dosage levels.
Temperature Stability: Functions reliably across wide temperature gradients, maintaining network integrity even in fluctuating storage conditions.
Shear Response: Demonstrates rapid recovery of internal structure after shear removal, vital for preventing post-application wax migration.

Download Technical Data Sheet (TDS)

Practical industry uses

Applications

Industrial Wood Coatings: Prevents settling of matting waxes and slip agents in solvent-borne lacquers and acid-curing finishes.
High-Performance Inks: Essential for gravure and flexographic inks where polyethylene wax is used for rub resistance and COF control.
Automotive OEM/Refinish: Stabilizes wax particles in metallic basecoats and clearcoats to ensure uniform surface texture and scratch resistance.
Architectural Paints: Improves distribution of wax additives in decorative coatings, enhancing long-term water repellency and film durability.
Protective Coatings: Utilized in heavy-duty anti-corrosive systems to maintain the suspension of functional waxes during application and prolonged storage.