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High-intensity fluorescence under UV and daylight illumination.
Excellent thermal stability up to 220°C for extrusion and injection molding processes.
Good dispersion performance in both polar and non-polar polymer matrices.
Low migration tendency, ensuring color consistency in end-use applications.
Compliant with major international regulatory guidelines for non-food-contact industrial use.
Fluorescent masterbatches for polyolefins (PP, PE) and engineering plastics (ABS, PS).
Security printing inks for banknotes, certificates, and ID documents.
High-visibility safety signage and traffic control materials.
UV-responsive coatings for decorative and functional surfaces.
Specialty textile printing inks for sportswear and safety apparel.
| Chemical Type | Disazo-based fluorescent organic pigment |
| Product Form | Free-flowing fine powder |
| Appearance | Bright yellow-green powder |
| Primary Applications | Polymer coloration, security inks, safety coatings |
| Key Features | UV-stable, thermally robust, low migration |
| Particle Size (D50) | 0.8–1.2 µm |
| pH Stability Range | 5.0–9.0 |
| Recommended Loading Level | 0.05–0.5 wt% (varies by substrate) |
Q1: What types of resin systems is Korea FB-205 compatible with?
A: Korea FB-205 demonstrates good compatibility with a broad range of thermoplastic and thermosetting systems, including ABS, PS, PC, PMMA, PVC, and unsaturated polyester resins. It is not recommended for high-temperature engineering plastics like PEEK or PPS without prior thermal stability evaluation.
Q2: How does FB-205 perform under UV exposure and outdoor weathering?
A: As a fluorescent pigment, FB-205 provides strong chromatic intensity under UV light but exhibits moderate inherent lightfastness. Long-term outdoor exposure may lead to gradual fluorescence attenuation; for improved durability, it is commonly used in combination with UV stabilizers and protective topcoats.
Q3: Is FB-205 suitable for food-contact or medical-grade applications?
A: Korea FB-205 is intended for general industrial use and is not certified for direct food-contact or implantable medical applications. Its suitability for regulated end uses depends on full formulation compliance and must be validated by the end-user according to applicable regional regulatory requirements.
Q4: What is the typical dosage range when incorporating FB-205 into polymer masterbatches?
A: Dosage varies depending on desired fluorescence intensity and base resin transparency, but it is typically used at low concentrations—generally ranging from 0.1% to 2% by weight in final compounds. Higher loadings may improve brightness but can affect dispersion quality and mechanical properties if not properly compounded.
Q5: Does FB-205 require special handling during processing?
A: Yes—due to its fine particle size and high surface area, FB-205 benefits from pre-dilution in carrier resin or use as a masterbatch to ensure uniform dispersion. Avoid prolonged high-shear mixing at elevated temperatures, as excessive thermal stress may reduce fluorescence efficiency.
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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
