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Excellent thermal stability up to 800°C, suitable for high-temperature ceramic and enamel applications.
High chroma and consistent yellow hue with outstanding color reproducibility across batches.
Superior lightfastness and weather resistance, maintaining color integrity under prolonged UV exposure.
Chemically inert in alkaline and neutral environments, ensuring compatibility with cementitious and plaster systems.
Low heavy metal content, compliant with EU RoHS and EN 71-3 safety standards for consumer-facing applications.
Ceramic glazes and underglaze decorations for tableware and architectural tiles.
Coloration of vitreous enamels on steel and aluminum substrates.
Pigmentation of Portland cement-based products including concrete pavers, façade panels, and precast elements.
Functional coloring in refractory mortars and heat-resistant coatings.
Stable tinting agent for phosphate-bonded ceramics and investment casting shell materials.
| Chemical Type | Mixed-metal oxide (Iron-Zinc-Cobalt spinel) |
| Product Form | Fine, free-flowing powder |
| Appearance | Brilliant yellow granular powder |
| Primary Applications | Ceramics, enamels, cementitious materials, refractories |
| Key Features | Thermal stability, UV resistance, alkali stability, low solubility |
| Benefits | Batch-to-batch consistency, minimal dosage requirement, non-fading performance |
| Storage Conditions | Keep in dry, cool, well-ventilated area; protect from moisture and direct sunlight |
| Regulatory Compliance | RoHS 2011/65/EU, EN 71-3:2019, REACH SVHC-free |
Q1: What is the primary chemical composition of CATHAYGRAN YELLOW F5102GS?
A: CATHAYGRAN YELLOW F5102GS is an inorganic yellow pigment based on a modified iron oxide–zinc oxide composite system, engineered for enhanced thermal stability and chromatic consistency in high-temperature processing environments.
Q2: Is this pigment suitable for use in food-contact plastics or packaging applications?
A: While CATHAYGRAN YELLOW F5102GS is designed for regulatory compliance in many industrial polymer systems, it is not pre-approved for direct food-contact applications under major global frameworks (e.g., FDA 21 CFR or EU Plastics Regulation) without prior formulation-specific migration testing and regulatory review by the end-user.
Q3: How does F5102GS perform under high-temperature processing conditions, such as injection molding or extrusion?
A: This grade exhibits excellent thermal stability up to 300°C, retaining color strength and minimizing discoloration or degradation during standard polyolefin and engineering thermoplastic processing—making it well-suited for demanding melt-processing applications.
Q4: What types of polymer systems show optimal dispersion and color development with this pigment?
A: CATHAYGRAN YELLOW F5102GS delivers consistent dispersion and vivid hue in non-polar matrices including polypropylene (PP), polyethylene (PE), and ABS. Performance in polar resins (e.g., PET or PC) may require optimized masterbatch design or surface treatment verification.
Q5: Can this pigment be used in outdoor applications requiring UV resistance?
A: Yes—its inorganic nature provides inherently strong resistance to UV radiation and weathering, supporting long-term color retention in exterior-grade plastic products, especially when compounded with appropriate stabilizer packages.
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