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High water solubility for consistent and reproducible dyeing performance.
Excellent levelness and migration properties on protein and polyamide substrates.
Good lightfastness (ISO 105-B02, Grade 5–6) in standard applications.
Compatible with common acid dyeing auxiliaries and pH-controlled dye baths.
Low environmental impact profile, compliant with ZDHC MRSL Version 3.1.
Wool and wool-blend apparel dyeing.
Nylon 6 and Nylon 6,6 textile dyeing for sportswear and hosiery.
Dyeing of silk and other natural protein fibers.
Leather finishing for automotive and upholstery applications.
Industrial dyeing of technical textiles requiring uniform shade build-up.
| Chemical Type | Acid dye (monoazo) |
| Product Form | Free-flowing granular powder |
| Appearance | Blue to violet granules |
| Primary Applications | Protein & polyamide fiber dyeing |
| Key Features | High solubility, excellent leveling, good wet fastness |
| Benefits | Reduced dye bath variability, low salt requirement, efficient exhaustion |
| pH Range for Application | 2.5–6.0 (optimal at pH 4.0–5.0) |
| Storage Conditions | Store in cool, dry place; protect from moisture and direct sunlight |
Q1: What is the primary chemical class and application niche of Duasyn Acid Blue AE 03?
A: Duasyn Acid Blue AE 03 is an acid dye-based pigment derivative, specifically engineered for high-performance coloration in acidic aqueous systems. It is predominantly used in industrial inkjet inks, textile acid dyeing (especially for polyamide and wool), and specialty coatings requiring water solubility, good migration control, and sharp hue definition.
Q2: Is Duasyn Acid Blue AE 03 suitable for food-contact applications or regulated packaging?
A: No — Duasyn Acid Blue AE 03 is not approved for direct food-contact applications. It is intended for industrial and technical uses only. Formulators requiring compliance with food-contact regulations must select pigments explicitly certified for such use and conduct full regulatory due diligence per target market requirements.
Q3: How does this pigment perform under elevated temperature or low-pH conditions?
A: Duasyn Acid Blue AE 03 demonstrates good stability in mildly acidic to neutral aqueous media (pH 4–7) and retains color strength during typical inkjet thermal printhead operation and low-temperature dyeing processes. Prolonged exposure to strongly acidic environments (pH < 3) or temperatures above 80 °C may accelerate hydrolysis and reduce color yield; formulation optimization is recommended for demanding thermal or pH conditions.
Q4: What are key handling and formulation considerations for optimal dispersion?
A: For consistent performance, pre-dissolve Duasyn Acid Blue AE 03 in deionized water prior to incorporation into the final formulation. Avoid mixing with cationic additives or hard water without chelation, as precipitation may occur. Use non-ionic surfactants and mild pH buffers to stabilize dispersions; dosage typically ranges from 0.1% to 2% by weight depending on required intensity and substrate affinity.
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