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High chroma and excellent red shade consistency for vibrant, reproducible coloration.
Outstanding dispersibility in aqueous and solvent-based flexographic and gravure inks.
Good lightfastness and heat stability suitable for packaging printing applications.
Low migration profile, supporting compliance with food-contact regulations (e.g., EU Plastics Regulation 10/2011).
Optimized particle size distribution for improved print definition and ink rheology control.
Flexible packaging inks (e.g., laminated pouches, snack bags).
Corrugated board printing inks.
Label printing inks for pressure-sensitive and wet-glue applications.
Publication gravure inks for high-speed rotary printing.
Industrial coding and marking inks requiring clean red hue and rapid drying.
| Chemical Type | Organic Pigment (Pigment Red 254 derivative) |
| Product Form | Press cake (wet filter cake, ~45–50% solids) |
| Appearance | Dark red to maroon moist paste |
| Primary Applications | Flexographic and gravure inks for packaging |
| Key Features | High tinting strength, low viscosity impact, excellent gloss retention |
| Benefits | Reduced ink formulation complexity, improved press stability, consistent batch-to-batch performance |
| Recommended Dispersants | Non-ionic polymeric dispersants or anionic surfactants (application-specific) |
| Storage Conditions | Store in original sealed container at 5–30 °C; avoid freezing and prolonged exposure to humidity |
Q1: What is the primary application field for Hostaprint Red B 34 VP5290?
A: Hostaprint Red B 34 VP5290 is specifically developed for high-performance gravure and flexographic printing inks used on packaging substrates, including coated papers, films, and laminates — with emphasis on excellent rub resistance and gloss retention.
Q2: Is this pigment suitable for food-contact packaging applications?
A: Hostaprint Red B 34 VP5290 is designed to meet regulatory requirements for use in printing inks intended for indirect food contact, subject to compliance with applicable regional regulations and proper formulation controls — end-use approval remains the responsibility of the ink manufacturer.
Q3: How does this pigment perform in low-VOC or water-based ink systems?
A: The pigment exhibits good dispersibility and stability in both solvent-based and water-based gravure and flexo ink systems, supporting formulators’ efforts to reduce VOC content without compromising color strength or print consistency.
Q4: What is the recommended dosage range in printing ink formulations?
A: Dosage depends on the specific ink system and required color strength, but it is typically used at low concentrations — generally ranging from 0.1% to 2% by weight relative to total ink solids — with optimal performance achieved through standardized dispersion protocols.
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E-mail: wangxingqiang@ericwchem.com
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