Highly concentrated, solvent-free black color paste based on carbon black dispersion.
Excellent compatibility with polyolefins, including PP and HDPE, enabling uniform pigment distribution.
Good thermal stability up to 260 °C, suitable for high-temperature processing such as injection molding and extrusion.
Low migration and blooming resistance, ensuring long-term color consistency in end products.
Free of heavy metals and compliant with major global regulatory frameworks including EU REACH and US FDA 21 CFR §178.3297 (for food-contact applications when formulated accordingly).
Coloration of polypropylene (PP) automotive interior components.
Black pigmentation for HDPE pipes and fittings used in water distribution systems.
Masterbatch formulation for consumer packaging requiring UV-stable black shade.
Coloring of technical parts in white goods and home appliances.
Food-contact compatible black coloring for PP/HDPE containers and caps (subject to final formulation validation).
| Chemical Type | Carbon black dispersion in polyolefin carrier |
| Product Form | Paste (semi-solid, viscous) |
| Appearance | Jet-black, homogeneous paste |
| Primary Applications | Polyolefin coloration (PP, HDPE), masterbatch base |
| Key Features | Solvent-free, low-volatility, high pigment loading |
| Benefits | Improved dosing accuracy, reduced dust generation, enhanced processing safety |
| Recommended Carrier Resin | PP homopolymer or copolymer |
| Storage Conditions | Store in original sealed container at 5–30 °C; protect from freezing and direct sunlight |
Q1: What is the primary application field for Hostatint Black A-N 100?
A: Hostatint Black A-N 100 is specifically developed for coloring polyolefin-based packaging materials, including flexible films, blow-molded containers, and injection-molded closures, where high jetness, thermal stability, and dispersion performance are required.
Q2: Is this color paste suitable for food-contact applications?
A: Yes — Hostatint Black A-N 100 is formulated to comply with global food-contact regulations for polyolefins, subject to final formulation validation and processing conditions. Users must confirm compliance with applicable regional requirements through their own regulatory assessment.
Q3: How should Hostatint Black A-N 100 be incorporated into polyolefin compounds?
A: It is typically introduced via masterbatch dilution or direct addition during compounding, using standard melt-processing equipment such as twin-screw extruders. Good dispersion is achieved under typical polyolefin processing temperatures and shear conditions.
Q4: Does this product contain heavy metals or restricted aromatic amines?
A: No — Hostatint Black A-N 100 is manufactured without intentionally added heavy metals (e.g., lead, cadmium, mercury, hexavalent chromium) and is free from azo dyes that cleave to regulated aromatic amines, in accordance with Clariant’s internal product stewardship standards.
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