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High chroma and clean yellow shade with excellent lightfastness.
Outstanding thermal stability suitable for high-temperature processing up to 250 °C.
Good dispersibility in both polar and non-polar polymer systems.
Low volatility and minimal extractables, meeting stringent regulatory requirements for food-contact applications.
Excellent resistance to migration and blooming in polyolefin and PVC compounds.
Polypropylene (PP) and polyethylene (PE) injection-molded parts.
Flexible and rigid PVC profiles, cables, and flooring.
Masterbatch formulations for automotive interior components.
Food packaging films requiring FDA-compliant colorants.
Engineering plastics including ABS and polycarbonate blends.
| Chemical Type | Azo pigment (disazo) |
| Product Form | Free-flowing powder |
| Appearance | Bright greenish-yellow powder |
| Primary Applications | Polyolefins, PVC, engineering plastics |
| Key Features | High heat stability, low extractables, excellent dispersion |
| Benefits | Color consistency in extrusion & injection molding; compliant with EU REACH & FDA 21 CFR §178.3297 |
| Particle Size (D50) | 0.15–0.25 µm |
| Volatile Matter (105 °C, 2 h) | ≤0.5 wt% |
Q1: What is the primary chemical class of Permanent Yellow P-G?
A: Permanent Yellow P-G is an organic pigment based on the monoazo pyridone chemical structure, offering a balanced combination of chromatic strength, lightfastness, and thermal stability.
Q2: Is this pigment suitable for use in food-contact plastics?
A: Permanent Yellow P-G is not approved for direct food-contact applications under major global regulatory frameworks. It is intended for non-food-contact industrial plastics, coatings, and inks where high color performance and durability are required.
Q3: How does Permanent Yellow P-G perform under processing conditions typical for polyolefins?
A: The pigment demonstrates good thermal stability during standard polyolefin processing (e.g., injection molding, extrusion) up to approximately 280 °C, with minimal color shift or decomposition when properly dispersed.
Q4: What are the recommended dispersion methods for optimal color development?
A: For best results, pre-dispersion using high-shear mixing or twin-screw extrusion is recommended. The pigment responds well to conventional dispersing aids used in thermoplastic systems, and typically achieves full color development at low concentrations in the final matrix.
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