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High tinctorial strength with excellent color purity in the yellow shade range.
Good lightfastness and weather resistance for outdoor applications.
Excellent dispersibility in both aqueous and solvent-based systems.
Compliant with major global regulatory frameworks including REACH and RoHS.
Consistent batch-to-batch color performance ensured by Clariant’s stringent quality control.
Printing inks—especially for packaging gravure and flexographic inks.
Plastic coloration—including PP, PE, PS, and ABS compounds.
Coatings—used in industrial maintenance, automotive refinish, and general-purpose decorative coatings.
Masterbatch formulations requiring high thermal stability and low dusting behavior.
Artists’ colors and specialty graphic arts media where hue accuracy is critical.
| Chemical Type | Organic Azo Pigment (Monoazo) |
| Product Form | Free-flowing powder |
| Appearance | Yellow to greenish-yellow fine powder |
| Primary Applications | Inks, plastics, coatings, masterbatches |
| Key Features | High transparency, good heat stability up to 220°C |
| Benefits | Low migration, excellent dispersion efficiency, minimal impact on polymer mechanical properties |
| Regulatory Status | REACH registered; compliant with FDA 21 CFR §178.3297 (for food-contact plastics, subject to use conditions) |
| Particle Size (D50) | Approx. 0.1–0.3 µm (by laser diffraction) |
Q1: What are the primary application areas for Hansa Yellow 10G and Coati... Pigment?
A: This pigment is widely used in industrial coatings, printing inks (especially offset and flexographic), and certain plastic applications where good lightfastness, clean yellow hue, and cost-effective performance are required. It is not recommended for high-temperature engineering plastics or food-contact applications unless specifically qualified.
Q2: How does Hansa Yellow 10G compare to other monoazo yellow pigments in terms of heat stability?
A: Hansa Yellow 10G offers moderate thermal stability, typically suitable for processing temperatures up to approximately 160–180 °C in standard polymer systems. It is less heat-resistant than high-performance pigments such as benzimidazolone or isoindolinone yellows, and may undergo slight shade shift or strength reduction at prolonged exposure above this range.
Q3: Is this pigment compatible with water-based systems?
A: Yes — Hansa Yellow 10G and related Coati... grades are commonly formulated into aqueous dispersions for use in water-based inks and architectural coatings. Performance depends on proper dispersant selection and stabilization; compatibility should be verified under actual formulation conditions.
Q4: What is the typical dosage range in ink and coating formulations?
A: Dosage varies significantly by application and desired opacity/tint strength, but generally ranges from 0.1% to 2% by weight relative to total formulation solids. Lower concentrations are often sufficient in tinting applications, while higher loadings may be needed for full-strength opaque yellow shades.
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E-mail: wangxingqiang@ericwchem.com
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