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High thermal stability up to 280°C, suitable for high-temperature processing.
Excellent lightfastness and weather resistance (rated ISO 105-B02: 7–8).
Low volatility and minimal VOC emissions during compounding and extrusion.
Consistent dispersion performance in both polar and non-polar polymer matrices.
Non-migrating formulation ensures color integrity and surface stability in end products.
Automotive interior plastics including dashboards, door panels, and trim components.
Engineering thermoplastics such as polyamide (PA6, PA66) and polyphenylene sulfide (PPS).
Electrical and electronic housings requiring UL94 V-0 rated colorants.
Medical device enclosures compliant with ISO 10993-5 cytotoxicity requirements.
Outdoor construction profiles where long-term UV resistance and color retention are critical.
| Chemical Type | Organic-inorganic hybrid pigment dispersion |
| Product Form | Free-flowing granular concentrate |
| Appearance | Uniform dark red-brown granules |
| Primary Applications | Engineering plastics, automotive, medical, and outdoor durable goods |
| Key Features | Thermal stability, low migration, high dispersibility, halogen-free |
| Benefits | Reduced filter clogging, consistent batch-to-batch color match, improved melt flow |
| Recommended Loading Range | 1.5–4.0 wt% depending on base resin and opacity requirement |
| Storage Conditions | Store in original sealed packaging at 15–25°C; protect from moisture and direct sunlight |
Q1: What is the primary application area for Pigment System FR56?
A: Pigment System FR56 is specifically engineered for coloration of flame-retardant polymer systems, especially halogen-free engineering thermoplastics such as polyamide (PA), polybutylene terephthalate (PBT), and polyphenylene oxide (PPO) blends used in electrical and electronic components.
Q2: Is Pigment System FR56 compatible with common halogen-free flame retardants like aluminum trihydrate (ATH) or melamine polyphosphate (MPP)?
A: Yes — FR56 has been formulated to maintain dispersion stability and color consistency in the presence of major halogen-free flame retardants, including ATH, MPP, and phosphinate-based additives, without significant interaction or hue shift under standard compounding conditions.
Q3: How does Pigment System FR56 perform under high-temperature processing?
A: FR56 exhibits excellent thermal stability up to 300 °C for typical residence times encountered in extrusion and injection molding, supporting consistent color development and minimal degradation in demanding high-heat polymer systems.
Q4: What is the recommended dosage range for optimal performance?
A: Dosage depends on the target shade depth and polymer matrix, but FR56 is typically used at low concentrations — generally ranging from 0.1% to 2% by weight — and remains effective even at reduced loadings due to its high tinctorial strength and dispersion 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
