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Excellent UV stability for long-term outdoor color retention
High chroma and clean yellow hue with strong tinting strength
Good thermal stability suitable for processing up to 280 °C
Low migration behavior in polymer matrices, ensuring color consistency
Optimized particle size distribution for enhanced dispersion and gloss
Automotive exterior plastics (e.g., bumpers, trim)
Engineering thermoplastics including PP, PE, and ABS
Outdoor construction profiles and cladding materials
High-performance industrial coatings requiring weather resistance
| Chemical Type | Inorganic mixed metal oxide pigment (Iron-Zinc-Chromium based) |
| Product Form | Free-flowing powder |
| Appearance | Yellow to orange-yellow powder |
| Primary Applications | Polyolefins, engineering plastics, and high-durability coatings |
| Key Features | UV-resistant, heat-stable, low migration, high opacity |
| Benefits | Consistent batch-to-batch color, easy dispersion, regulatory-compliant |
| Recommended Processing Temperature Range | Up to 280 °C (short-term) |
Q1: What is the primary application field for Hostatint UV Oxide Yellow R VP 5459?
A: This pigment is specifically engineered for UV-curable inkjet inks and coatings, where high chroma, excellent dispersion stability, and strong resistance to photodegradation under UV exposure are required.
Q2: Is this pigment suitable for food-contact applications?
A: Hostatint UV Oxide Yellow R VP 5459 is not pre-approved for direct food contact. Its suitability for regulated end uses must be evaluated case by case, based on full formulation testing and compliance with applicable regional regulatory frameworks.
Q3: How should this pigment be dispersed in UV-curable systems?
A: Optimal performance is achieved using high-shear dispersion techniques—such as bead milling or ultrasonication—with compatible monomers and oligomers. Pre-wetting with reactive diluents is recommended prior to full dispersion to ensure deagglomeration and colloidal stability.
Q4: Does this pigment exhibit good thermal stability during UV curing?
A: Yes—it demonstrates robust thermal stability under typical UV-curing conditions, including brief exposure to elevated temperatures associated with LED or mercury lamp sources, without significant color shift or decomposition.
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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
