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High chroma yellow shade with excellent lightfastness and weather resistance.
Optimized for aluminum foil and metallized substrate printing applications.
Excellent dispersibility in solvent-based and UV-curable ink systems.
Low migration profile, compliant with relevant food-contact regulations (e.g., EU Plastics Regulation No. 10/2011).
Consistent batch-to-batch color reproducibility and thermal stability up to 180 °C.
Flexible packaging inks for snack, confectionery, and dairy product laminates.
Decorative metallized paper and foil for premium cosmetics and tobacco packaging.
UV-curable overprint varnishes on aluminum-coated substrates.
Solvent-based gravure and flexographic inks for high-speed packaging lines.
Specialty label inks requiring metallic substrate adhesion and gloss retention.
| Chemical Type | Azo pigment (monoazo, beta-naphthol derivative) |
| Product Form | Fine powder, free-flowing |
| Appearance | Bright yellow powder |
| Primary Applications | Metallized substrate printing inks |
| Key Features | High opacity, low viscosity impact, good flocculation resistance |
| Benefits | Enhanced print definition on reflective surfaces, reduced ink consumption |
| Regulatory Compliance | REACH registered; non-GMO; no SVHCs above threshold |
| Storage Conditions | Store in cool, dry place below 30 °C; protect from moisture and direct sunlight |
Q1: What is the primary application of Aluprint Yellow 3R?
A: Aluprint Yellow 3R is specifically developed for high-performance solvent-based and UV-curable inks used in aluminum foil printing—especially for pharmaceutical blister packaging and premium confectionery applications where excellent lightfastness, heat stability, and clean hue are critical.
Q2: Is Aluprint Yellow 3R suitable for food-contact packaging inks?
A: Yes, when formulated into compliant ink systems and processed under appropriate conditions, Aluprint Yellow 3R is intended for use in inks for indirect food contact applications, such as outer packaging or blister foil laminates. Final regulatory compliance depends on the full ink formulation, substrate, and processing parameters.
Q3: How does Aluprint Yellow 3R perform under high-temperature processing?
A: This pigment exhibits good thermal stability, maintaining color integrity during common foil printing and lamination processes—including exposure to temperatures up to approximately 180 °C for short durations—making it suitable for high-speed gravure and flexo printing lines.
Q4: What dispersion characteristics should be expected in typical ink vehicles?
A: Aluprint Yellow 3R demonstrates excellent dispersibility in standard aromatic and aliphatic solvent systems, as well as in acrylate-based UV formulations. It achieves fine particle size distribution and stable rheology with conventional dispersing aids and high-shear mixing protocols.
Q5: What is the recommended dosage range in printing inks?
A: Dosage is formulation-dependent, but Aluprint Yellow 3R is typically used at low concentrations—generally ranging from 0.1% to 2% by weight—to achieve strong chroma and opacity without compromising ink flow or drying behavior.
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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
