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High chroma yellow shade with excellent brightness and clean greenish-yellow undertone.
Outstanding thermal stability suitable for high-temperature polymer processing up to 300 °C.
Excellent lightfastness and weather resistance in outdoor applications.
Good dispersibility in polyolefins, PS, ABS, and engineering plastics without requiring additional dispersants.
Compliant with major global regulatory frameworks including FDA 21 CFR §178.3297 and EU Directive 2002/72/EC for food-contact plastics.
Polyolefin packaging films and containers for food and consumer goods.
Automotive interior components requiring long-term color stability and low VOC emissions.
Household appliances and electronic housings made from ABS or HIPS.
Technical injection-molded parts exposed to UV radiation and elevated temperatures.
Masterbatch formulations for color concentrate production in flexible and rigid plastic systems.
| Chemical Type | Azo pigment (Benzimidazolone derivative) |
| Product Form | Fine free-flowing powder |
| Appearance | Bright yellow powder |
| Primary Applications | Polyolefins, PS, ABS, engineering plastics |
| Key Features | Thermal stability, lightfastness, dispersion efficiency |
| Benefits | Consistent coloration, low migration, high tinctorial strength |
| Regulatory Compliance | FDA 21 CFR §178.3297, EU 10/2011, REACH SVHC-free |
| Particle Size (D50) | Approx. 0.15–0.25 µm (by laser diffraction) |
Q1: What is the primary application field for Hostatint Yellow HR 532 VP 6122?
A: This pigment is specifically developed for high-performance coloration of polyolefins—especially injection-molded and extruded PP and HDPE parts—where excellent heat stability, low volatility, and good dispersion are required.
Q2: How does this pigment perform under high-temperature processing conditions?
A: Hostatint Yellow HR 532 VP 6122 offers very good thermal stability, enabling reliable use in standard polyolefin processing up to 280 °C without significant color shift or degradation, making it suitable for demanding applications like thin-wall packaging and automotive components.
Q3: Is this pigment suitable for food-contact applications?
A: While not pre-approved for all food-contact regulations, Hostatint Yellow HR 532 VP 6122 is manufactured under strict quality control and is commonly evaluated by compounders for compliance with regional food-contact requirements—final suitability depends on the full formulation and intended regulatory pathway.
Q4: What is the recommended dosage range for optimal performance in polyolefins?
A: Typical usage levels generally range from 0.1% to 2% by weight, depending on the desired shade intensity, polymer type, and processing method—lower concentrations are often sufficient due to its high tinctorial strength and efficient dispersion behavior.
Q5: How should this pigment be handled and stored to maintain performance?
A: Store in a cool, dry place away from direct sunlight and moisture, in original sealed packaging. Avoid exposure to high humidity or elevated ambient temperatures over extended periods, as prolonged storage under adverse conditions may affect dispersibility and flow properties.
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E-mail: wangxingqiang@ericwchem.com
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