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Highly stable iron oxide-based black pigment with excellent thermal stability up to 800 °C.
Optimized particle size distribution for superior dispersion and consistent color development in demanding matrices.
Non-toxic, heavy-metal-free formulation compliant with global regulatory standards including REACH and RoHS.
Outstanding UV resistance and weatherfastness, minimizing fading under prolonged outdoor exposure.
Low oil absorption enabling high loading capacity and improved rheology in solvent-based and water-based systems.
Architectural and industrial coatings requiring long-term color retention and chemical resistance.
Plastic coloration for automotive interior components, construction profiles, and engineering thermoplastics.
Ceramic glazes and frits where high-temperature stability and oxide compatibility are critical.
Concrete and mortar pigmentation for precast elements, paving stones, and façade systems.
Inks for packaging films and industrial labeling requiring lightfastness and migration resistance.
| Chemical Type | Iron oxide (Fe₃O₄ / γ-Fe₂O₃ hybrid) |
| Product Form | Free-flowing dry powder |
| Appearance | Jet-black granular powder |
| Primary Applications | Coatings, plastics, ceramics, concrete, inks |
| Key Features | Thermal stability, UV resistance, low oil absorption, heavy-metal-free |
| Benefits | Consistent batch-to-batch color, easy dispersion, regulatory compliance |
| pH (10% aqueous suspension) | 6.5–7.5 |
| Volatile Matter (105 °C, 2 h) | ≤ 0.5 wt% |
Q1: What is the primary chemical composition of Cathay FLOWTINT Black FF9550?
A: Cathay FLOWTINT Black FF9550 is a high-performance inorganic black pigment based on mixed metal oxides, engineered for thermal and chemical stability. Its composition is proprietary but conforms to standard industrial requirements for heavy-metal-free black pigments used in demanding polymer and coating applications.
Q2: Is this pigment suitable for use in polyolefin compounds such as PP or PE?
A: Yes — FF9550 is specifically optimized for polyolefins, offering excellent dispersion, minimal plate-out, and robust color consistency during high-temperature processing. It demonstrates good compatibility with both homopolymer and copolymer grades under standard extrusion and injection molding conditions.
Q3: How does FF9550 perform in UV-exposed outdoor applications?
A: As an inorganic oxide-based pigment, FF9550 provides inherently high UV resistance and weathering stability. When properly compounded into UV-stabilized resin systems, it maintains color integrity and prevents significant fading or chalking over extended outdoor service life.
Q4: Can FF9550 be used in food-contact compliant formulations?
A: FF9550 is formulated without intentionally added heavy metals such as lead, cadmium, mercury, or hexavalent chromium. While it meets common regulatory expectations for low-toxicity inorganic pigments, final food-contact compliance depends on full formulation assessment, regulatory jurisdiction, and end-use processing conditions — users should conduct appropriate due diligence and testing per applicable local requirements.
Q5: What is the recommended method for achieving optimal dispersion of FF9550 in thermoplastics?
A: For best results, pre-mixing FF9550 with a compatible carrier resin or masterbatch base is strongly advised. Melt compounding using twin-screw extrusion at controlled shear and residence time typically yields superior dispersion versus direct addition. Avoid excessive thermal history to preserve pigment integrity and minimize potential surface migration.
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E-mail: wangxingqiang@ericwchem.com
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