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High chroma, transparent yellow shade ideal for demanding color matching in thermoplastics.
Excellent thermal stability up to 280 °C, suitable for processing polypropylene (PP), polyethylene (PE), and ABS.
Low migration and blooming resistance ensures long-term color consistency in end products.
Optimized for masterbatch production with excellent dispersibility and low dust generation.
Compliant with major global food-contact regulations including EU Directive 2002/72/EC and FDA 21 CFR §178.3297.
Polypropylene (PP) automotive interior parts, including dashboards and trim components.
Food packaging films and containers made from polyethylene (PE) and polypropylene (PP).
Household appliances housings requiring consistent, high-gloss yellow coloring.
Technical injection-molded parts in medical devices where color stability and regulatory compliance are critical.
Blow-molded bottles and caps for consumer goods and personal care packaging.
| Chemical Type | Azo pigment-based color paste |
| Product Form | Viscous liquid paste |
| Appearance | Homogeneous yellow paste, free of visible particles |
| Primary Applications | Thermoplastic masterbatches for PP, PE, ABS, and PS |
| Key Features | High transparency, excellent heat stability, low extractables |
| Benefits | Consistent dosing, minimal filter pressure build-up, good batch-to-batch reproducibility |
| Recommended Carrier | Mineral oil or polyolefin-compatible carrier system |
| Storage Conditions | Store at 15–25 °C; protect from freezing and direct sunlight |
Q1: What is the primary application field for Hostasin Yellow GR 30 Color Paste?
A: Hostasin Yellow GR 30 is a high-performance organic pigment dispersion specifically developed for coloring polyolefin-based packaging materials, including flexible films, rigid containers, and caps—particularly where good heat stability and migration control are required.
Q2: Is this color paste suitable for food-contact applications?
A: Yes, Hostasin Yellow GR 30 is formulated to meet relevant global regulatory expectations for indirect food contact in plastics, subject to compliance with final formulation conditions, processing parameters, and applicable local regulations. End-use compliance must be verified by the compounder or converter.
Q3: How should Hostasin Yellow GR 30 be incorporated into polyolefin compounds?
A: It is typically added directly to the polymer melt during extrusion or injection molding using standard masterbatch dosing equipment. Good dispersion is achieved under typical polyolefin processing conditions; pre-drying is not required.
Q4: What is the typical dosage range for achieving target shade intensity?
A: Dosage depends on the base polymer, desired color strength, and processing method, but it is generally used at low concentrations—typically ranging from 0.1% to 2% by weight relative to the final compound.
Q5: Does Hostasin Yellow GR 30 offer resistance to common processing challenges such as thermal degradation or UV exposure?
A: Yes, it demonstrates good thermal stability up to typical polyolefin processing temperatures and offers moderate lightfastness in opaque applications. For extended outdoor exposure, additional UV stabilizers are recommended to maintain long-term color integrity.
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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
