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High-intensity fluorescence under UV-A (365 nm) and visible daylight illumination.
Excellent thermal stability up to 220°C, suitable for high-temperature processing including extrusion and injection molding.
Good dispersion performance in both polar and non-polar polymer matrices without requiring surface treatment.
Low migration tendency in PVC, ABS, PS, and polyolefin-based systems, ensuring long-term color fidelity.
Compliant with REACH Annex XVII and free of heavy metals (Pb, Cd, Hg, Cr⁶⁺) and restricted azo dyes.
Safety signage and emergency egress markings for building codes and ISO 3864 compliance.
Fluorescent inks for security printing, banknote features, and brand authentication labels.
High-visibility components in automotive interior trim and dashboard indicators.
UV-responsive packaging films and tamper-evident seals for pharmaceutical and cosmetics industries.
Special-effect masterbatches for sportswear textiles and outdoor gear requiring daytime fluorescence.
| Chemical Type | Dispersed organic fluorescent pigment (benzoxazole derivative) |
| Product Form | Fine free-flowing powder |
| Appearance | Yellow-green fluorescent powder with slight bluish undertone |
| Primary Applications | Polymer masterbatches, solvent-based inks, UV-curable coatings |
| Key Features | Non-bleeding, low dust generation, compatible with standard pigment dispersers |
| Benefits | Reduced dosage requirement vs. conventional fluorescents; improved batch-to-batch consistency |
| Storage Conditions | Store in cool, dry, dark place below 30°C; protect from UV exposure and moisture |
Q1: What types of resins and polymers is Korea PA-605 compatible with?
A: Korea PA-605 exhibits good compatibility with a broad range of thermoplastic and thermosetting systems, including ABS, PS, PVC, PET, polyolefins, and acrylic-based coatings. Performance may vary depending on processing temperature and resin polarity, so preliminary dispersion trials are recommended.
Q2: How stable is the fluorescence under UV exposure and thermal processing?
A: Korea PA-605 offers enhanced photostability compared to conventional fluorescent pigments, maintaining vivid emission during standard UV exposure conditions. It is formulated to withstand typical polymer processing temperatures up to approximately 220°C for short residence times, though prolonged heat exposure above this range may affect intensity.
Q3: What is the recommended method for incorporating PA-605 into masterbatches or liquid systems?
A: For optimal dispersion and color consistency, PA-605 should be introduced via high-shear compounding—such as twin-screw extrusion—or pre-dispersed in a carrier resin. In solvent-based or aqueous systems, use appropriate wetting agents and high-speed dispersers to minimize agglomeration and maximize fluorescence efficiency.
Q4: Is Korea PA-605 suitable for applications requiring regulatory compliance, such as toys or packaging?
A: Korea PA-605 is not intended for direct food contact or regulated consumer goods without prior qualification. Customers must verify suitability against applicable regional regulations—including migration behavior, heavy metal content, and end-use requirements—through independent testing and formulation validation.
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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
