Zinc Stearate CAS 557-05-1 White Powder Anti-Settling Hydrophobic Agent for Paints

Product Specifications

Zinc Stearate CAS 557-05-1: Resolving Paint Formulation Challenges with Reliable Hydrophobic Additives

For over a decade in the chemical supply industry, we’ve witnessed countless paint manufacturers struggle with uneven pigment dispersion and costly batch failures caused by substandard additives. Laboratories repeatedly report inconsistent results when switching between zinc stearate suppliers, wasting valuable research hours on material variability rather than true innovation. These challenges—rooted in poor quality control and opaque supply chains—remain industry-wide pain points.

Stabilizing Paint Production with Consistent Zinc Stearate Performance

Zinc Stearate CAS 557-05-1 addresses these critical issues through our stringent manufacturing process that ensures batch-to-batch uniformity. As a leading chemical procurement platform integrating upstream factory resources, we deliver this white powder hydrophobic agent with guaranteed specifications, supporting both industrial-scale paint production and laboratory formulation development. Our 100,000kg annual production capacity ensures stable supply even for large-volume manufacturing requirements.

Industrial Applications of Zinc Stearate in Paint Formulations

This industrial-grade Zinc Stearate serves as a multifunctional additive in water-based and solvent-based paint systems, primarily functioning as an anti-settling agent and hydrophobic additive. Its unique properties help maintain pigment suspension during storage, reduce viscosity in high-solids formulations, and enhance water resistance in dried paint films—critical performance factors in architectural coatings, industrial finishes, and protective coatings manufacturing.

Key Specifications Impacting Paint Performance

The moisture content (≤1.0%) directly influences dispersion stability; excess water can cause agglomeration in powder coatings. Our tight control over free fatty acids (≤0.5%) prevents yellowing in white and light-colored paints over time. The melting point range (122±5°C) ensures optimal processing during extrusion and melt blending operations. Most importantly, heavy metal content (≤10ppm) meets strict international standards for toxic element limitation, ensuring compliance with export requirements to Europe and North America.

Quality Assurance: Mitigating Risks in Paint Production

Choosing compliant Zinc Stearate CAS 557-05-1 minimizes production risks compared to using untested alternatives. Inferior products often contain excessive heavy metals that can trigger regulatory rejections or compromise paint film integrity. Our ISO9001-certified manufacturing process guarantees consistent performance, reducing formulation adjustments and material waste. The long-term value becomes clear when calculating avoided costs from batch failures and rework—typically 3-5 times the material cost itself.

Our Commitment to Supply Chain Transparency

Certificate of Analysis & Documentation

Each delivery includes a batch-specific COA and MSDS compliant with GHS standards. Detailed testing chromatograms are available upon request for quality control verification. Research institutions requiring additional documentation for regulatory submissions can access our material safety data package through dedicated customer support channels.

Storage & Handling

• Store in a cool, dry, well-ventilated area, sealed and away from direct sunlight.
• Keep away from incompatible materials, food and feed sources.
• Handle with appropriate personal protective equipment (gloves, goggles, lab coat).
• Follow good industrial hygiene practices. Avoid inhalation and skin contact.
• Refer to MSDS for detailed storage and safety instructions.

Streamlined Procurement Process for Industrial Buyers

Our straightforward ordering process begins with specification confirmation to ensure product suitability for your specific paint application. We offer free sample testing for qualified buyers to verify performance before full-scale procurement. Bulk orders are processed with flexible payment terms and comprehensive shipping documentation, including customs clearance support for international deliveries.

Frequently Asked Questions