High chroma yellow pigment with excellent lightfastness and weather resistance.
Optimized rheology for easy dispersion in water-based and solvent-based systems.
Consistent batch-to-batch color strength and hue stability.
Low volatile organic compound (VOC) content, supporting sustainable formulation goals.
Compatible with a broad range of binders including acrylics, polyurethanes, and alkyds.
Architectural coatings for interior and exterior wall paints.
Industrial maintenance coatings for metal and concrete substrates.
Automotive refinish coatings requiring high color fidelity.
Plastic coloration for rigid PVC and ABS applications.
Printing inks for packaging and commercial printing.
| Chemical Type | Azo pigment dispersion |
| Product Form | Liquid color paste |
| Appearance | Homogeneous yellow liquid |
| Primary Applications | Coatings, plastics, inks |
| Key Features | High transparency, good dispersibility, thermal stability up to 180°C |
| Benefits | Reduced milling time, improved gloss retention, low filter cake formation |
| pH Range | 7.0–8.5 |
| Storage Stability | 12 months at 5–30°C in sealed container |
Q1: What is the primary application field for Hostafine Yellow HR Color Paste?
A: Hostafine Yellow HR Color Paste is specifically developed for high-performance coloring of thermoplastic polymers, especially in demanding applications such as automotive interior components, technical parts, and consumer goods where excellent heat stability and color consistency during processing are required.
Q2: Is this paste compatible with polypropylene (PP) and polyethylene (PE)?
A: Yes, Hostafine Yellow HR Color Paste demonstrates good compatibility and dispersion behavior in both PP and PE matrices. It is formulated to withstand typical extrusion and injection molding conditions used for these resins without significant degradation or blooming.
Q3: How should the paste be stored to maintain optimal performance?
A: Store in original sealed containers at temperatures between 5 °C and 30 °C, away from direct sunlight and sources of heat. Avoid freezing and prolonged exposure to high humidity to prevent viscosity changes or phase separation.
Q4: Does this product contain heavy metals or halogens?
A: Hostafine Yellow HR Color Paste is manufactured without intentionally added heavy metals (e.g., lead, cadmium, mercury, hexavalent chromium) or halogenated carriers, aligning with common industry expectations for restricted substances in polymer colorants.
Q5: What is the typical dosage range when using this paste in polymer compounds?
A: Dosage depends on the target shade intensity and polymer type, but it is generally used at low concentrations—typically ranging from 0.1% to 2% by weight—due to its high tinctorial strength and efficient dispersion characteristics.
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