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High chroma and excellent bluish-red shade for vibrant, clean blue tones.
Outstanding solvent fastness in nitrocellulose, acrylic, and polyester-based systems.
Good thermal stability up to 180 °C, suitable for low-temperature baking applications.
Excellent dispersibility in common organic solvents and resin vehicles.
Low migration tendency in plasticized PVC and flexible film applications.
Automotive refinish coatings (basecoat and clearcoat systems).
Industrial coil and can coatings requiring high gloss and color consistency.
Plastic coloration for rigid PVC, ABS, and polystyrene.
Printing inks for packaging films and labels (gravure and flexo).
Wood finishes and furniture coatings with solvent-borne formulations.
| Chemical Type | Disazo pigment (C.I. Pigment Blue 60) |
| Product Form | Free-flowing powder |
| Appearance | Dark blue-violet powder |
| Primary Applications | Solvent-based coatings, inks, and plastics |
| Key Features | High tinctorial strength, good lightfastness (ISO 105-B02: 6–7), moderate weather resistance |
| Benefits | Consistent batch-to-batch color, ease of dispersion, compatibility with standard grinding media |
| Recommended Dispersants | Polymeric dispersants (e.g., DISPERBYK® series) or low-MW acrylic resins |
Q1: What is the primary chemical class of Solvaperm Blue 2B?
A: Solvaperm Blue 2B is a high-performance, non-ionic phthalocyanine-based organic pigment, specifically engineered for solubility and dispersion stability in polar solvent-based systems.
Q2: Is Solvaperm Blue 2B suitable for food-contact inks or coatings?
A: Solvaperm Blue 2B is not certified for direct food contact applications. It is intended for industrial and decorative uses where regulatory compliance with food-contact legislation is not required. Always consult local regulatory authorities and conduct appropriate migration testing if considering use in proximity to food.
Q3: How should Solvaperm Blue 2B be dispersed in solvent-based formulations?
A: Optimal dispersion is achieved using high-shear mixing or bead milling in compatible polar solvents such as ketones, esters, or glycol ethers. Pre-wetting with a small amount of solvent prior to incorporation is recommended to avoid agglomeration and ensure uniform color development.
Q4: What are the key advantages of Solvaperm Blue 2B over conventional blue pigments in gravure and flexo inks?
A: Solvaperm Blue 2B offers superior transparency, excellent gloss development, high tinctorial strength, and improved resistance to flocculation in low-viscosity ink vehicles — making it especially valuable for high-definition printing and metallic effect systems.
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E-mail: wangxingqiang@ericwchem.com
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