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High chroma yellow shade with excellent brightness and clean greenish undertone.
Outstanding thermal stability up to 280 °C, suitable for demanding polymer processing conditions.
Excellent lightfastness (ISO 105-B02: Grade 7–8) and weather resistance in outdoor applications.
Good dispersibility in both polar and non-polar media, enabling efficient incorporation into masterbatches.
Low migration tendency in PVC, polyolefins, and engineering thermoplastics.
Polyolefin injection molding and blow molding (e.g., automotive interior parts).
PVC rigid profiles and window frames requiring long-term color retention.
Engineering plastics including ABS and polycarbonate for consumer electronics housings.
Masterbatch production for food-contact-compliant packaging films (EU 10/2011 compliant when formulated appropriately).
Coatings for industrial appliances and exterior architectural finishes.
| Chemical Type | Azo pigment (Disazo condensation type) |
| Product Form | Free-flowing powder |
| Appearance | Yellow to orange-yellow fine powder |
| Primary Applications | Polyolefins, PVC, ABS, polycarbonate, coatings |
| Key Features | High thermal stability, low volatility, excellent dispersion |
| Benefits | Consistent coloration, minimal plate-out, high batch-to-batch reproducibility |
| Regulatory Compliance | REACH registered; compliant with FDA 21 CFR §178.3297 (for indirect food contact) |
| Recommended Processing Temperature Range | Up to 280 °C (short-term), 240–260 °C (optimal) |
Q1: What is the primary chemical class and typical hue profile of PV FAST E5B y 19?
A: PV FAST E5B y 19 is a high-performance monoazo organic pigment, delivering a clean, bright yellow shade with strong greenish undertones—ideal for applications requiring high chroma and lightfastness in yellow-to-green-yellow color spaces.
Q2: Is this pigment suitable for use in food-contact plastics or toys?
A: PV FAST E5B y 19 is not certified for direct food-contact applications or regulated toy materials. It is intended for general industrial uses—including non-food packaging, automotive interiors, and decorative coatings—where regulatory compliance is governed by end-product specifications rather than pigments alone.
Q3: How does PV FAST E5B y 19 perform under thermal processing conditions?
A: This pigment exhibits excellent thermal stability, maintaining color integrity during standard polymer processing such as injection molding and extrusion at temperatures up to approximately 280 °C—making it well-suited for polyolefins, PS, ABS, and engineering thermoplastics.
Q4: What are the recommended dispersion methods for optimal color development?
A: For best results, use high-shear dispersion techniques—such as twin-screw extrusion or high-speed dissolvers—with appropriate carrier resins. Pre-dispersed concentrates are widely available and strongly recommended to ensure uniform distribution, minimize agglomeration, and maximize tinting strength.
Q5: Can PV FAST E5B y 19 be used in aqueous systems like architectural paints or inkjet inks?
A: While primarily developed for solvent-based and polymer systems, it may be formulated into aqueous dispersions using suitable surfactants and stabilization technologies—but performance, stability, and rheology must be validated case-by-case. It is not pre-formulated for water-based inkjet applications.
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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
