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Highly dispersible in aqueous and solvent-based systems for consistent color development.
Excellent lightfastness and weather resistance, suitable for demanding outdoor applications.
Low volatile organic compound (VOC) content, supporting sustainable formulation requirements.
Optimized particle size distribution for enhanced jetness and gloss retention in coatings.
Good compatibility with acrylic, polyurethane, and alkyd resin systems.
Automotive OEM and refinish coatings.
Industrial maintenance and protective coatings.
Architectural exterior wall paints and façade systems.
Plastic color concentrates for injection-molded components.
Printing inks for packaging and label applications.
| Chemical Type | Organic black pigment (Azo-quinone hybrid) |
| Product Form | Free-flowing powder |
| Appearance | Jet-black granular powder |
| Primary Applications | Coatings, plastics, and inks |
| Key Features | High tinting strength, low dusting, excellent heat stability |
| Benefits | Improved batch-to-batch consistency and reduced dispersion energy |
| Storage Conditions | Store in cool, dry place; protect from moisture and direct sunlight |
| Regulatory Compliance | REACH registered; compliant with EU Directive 2004/42/EC (VOC limits) |
Q1: What is the primary application field for Sanodye Black OA Pigment?
A: Sanodye Black OA Pigment is specifically developed for use in organic solvent-based and high-solids industrial coatings, including automotive refinish, coil coating, and general metal decoration systems where high jetness, good dispersion stability, and excellent compatibility with common acrylic and polyester resins are required.
Q2: How does Sanodye Black OA differ from standard carbon black pigments in coatings?
A: Unlike conventional carbon blacks, Sanodye Black OA is a surface-oxidized, oil-adsorbed pigment designed to offer improved wetting in organic media, reduced viscosity build-up during dispersion, and enhanced color development without requiring aggressive dispersants or extended milling times.
Q3: Is Sanodye Black OA suitable for waterborne systems?
A: Sanodye Black OA is primarily optimized for solvent-borne and high-solids formulations. While limited compatibility may be achieved in hybrid or semi-aqueous systems with appropriate surfactant packages, it is not recommended for fully waterborne architectures without thorough formulation testing and stabilization support.
Q4: What is the typical dosage range for optimal performance in solvent-based coatings?
A: Dosage depends on formulation requirements and desired opacity or tinting strength, but it is typically used at low concentrations—generally ranging from 0.1% to 2% by weight relative to total formulation solids—to achieve deep black shades with good gloss retention and minimal impact on rheology.
Q5: Does Sanodye Black OA require special handling or storage conditions?
A: As with most organic pigment preparations, Sanodye Black OA should be stored in a cool, dry place, protected from moisture and direct sunlight. It is recommended to keep containers tightly sealed to prevent dust formation and avoid contamination. No special hazardous handling precautions beyond standard industrial pigment hygiene practices are required.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
