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High chromatic strength and excellent color purity in yellow shade.
Outstanding thermal stability up to 220°C, suitable for high-temperature processing.
Good lightfastness (ISO 105-B02: Grade 7–8) and weather resistance.
Low volatility and minimal migration in polymer matrices.
Free-flowing powder with consistent particle size distribution for uniform dispersion.
Polyolefin (PP, PE) injection molding and blow molding.
Engineering plastics including ABS, PS, and PC blends.
Masterbatch formulations for automotive interior components.
Coatings for industrial appliances and durable consumer goods.
Food-contact-compliant plastic packaging (subject to local regulatory approval).
| Chemical Type | Azo pigment (Pigment Yellow 139) |
| Product Form | Free-flowing dry powder |
| Appearance | Orange-red crystalline powder |
| Primary Applications | Polymer coloring, masterbatches, coatings |
| Key Features | Thermal stability, low bleed, high tinctorial strength |
| Benefits | Enhanced processability, consistent batch-to-batch color match |
| Recommended Carrier Resin | LDPE or EVA for masterbatch production |
| Storage Conditions | Store in cool, dry place below 30°C; avoid direct sunlight |
Q1: What is the primary chemical class and typical application domain for y BH-R40 P.Y.139 Pigment?
A: y BH-R40 P.Y.139 is an organic pigment classified under the monoazo yellow family (Pigment Yellow 139), widely used in high-performance industrial coatings, engineering plastics, and premium printing inks where excellent heat stability, lightfastness, and dispersion consistency are required.
Q2: Is y BH-R40 P.Y.139 suitable for food-contact or pharmaceutical packaging applications?
A: This pigment is not pre-approved for direct food-contact applications. Its suitability depends on final regulatory assessment of the complete formulation and processing conditions; users must verify compliance with applicable regional regulations through qualified testing and documentation.
Q3: How should y BH-R40 P.Y.139 be dispersed to achieve optimal color strength and stability?
A: Optimal dispersion is achieved using high-shear mixing or bead milling in compatible resin systems. Pre-wetting with carrier solvents or dispersing aids is recommended to minimize agglomeration. Performance is highly dependent on resin polarity and processing temperature.
Q4: What are the key handling and storage recommendations for this pigment?
A: Store in a cool, dry place away from direct sunlight and moisture. Keep containers tightly sealed to prevent dust formation and contamination. Avoid inhalation of airborne particles; use appropriate personal protective equipment during handling.
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E-mail: wangxingqiang@ericwchem.com
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