Highly concentrated, solvent-based black color paste for precise dosing and excellent batch-to-batch consistency.
Optimized for compatibility with polyolefin (PP, PE) and engineering thermoplastics including ABS, PS, and PC.
Delivers outstanding dispersion stability and minimal filter pressure build-up during extrusion processing.
Complies with major global food-contact regulations including FDA 21 CFR §178.3297 and EU Directive 2002/72/EC (as amended).
Low volatile organic compound (VOC) content, supporting sustainable manufacturing and reduced emissions.
Coloration of polypropylene (PP) automotive interior components such as dashboards and trim parts.
Black tinting of HDPE and LDPE packaging films and containers for consumer goods and pharmaceuticals.
Pigmentation of ABS housings for electronic devices and household appliances.
Masterbatch production for technical parts requiring high UV stability and thermal resistance.
Food-grade plastic containers and caps where regulatory compliance and migration control are critical.
| Chemical Type | Solvent-based organic pigment dispersion |
| Product Form | Viscous liquid paste |
| Appearance | Jet-black, homogeneous paste with slight gloss |
| Primary Applications | Polyolefins, ABS, PS, PC, and other engineering thermoplastics |
| Key Features | High concentration, excellent dispersibility, low filter pressure buildup |
| Benefits | Precise color matching, process robustness, regulatory compliance |
| Recommended Carrier Resin | PP or LDPE (for masterbatch dilution) |
| Storage Conditions | Store in original sealed container at 10–30 °C; avoid freezing and direct sunlight |
Q1: What types of polymer systems is Hostatint Black A-NY 100-ST VP 5161 compatible with?
A: This color paste is specifically formulated for use in polyolefins—including polypropylene (PP) and polyethylene (PE)—and demonstrates good compatibility in thermoplastic elastomers (TPEs) and certain engineering plastics. Performance in polar polymers such as PET or PA should be verified through application testing.
Q2: How should this color paste be incorporated into the base polymer during processing?
A: Hostatint Black A-NY 100-ST VP 5161 is designed for direct addition to the polymer melt via gravimetric or volumetric dosing systems—typically at the feed throat or side-stuffer of an extruder. Pre-blending with a portion of the base resin before extrusion may improve dispersion uniformity, especially in high-output operations.
Q3: Does this product contain heavy metals or restricted substances?
A: Hostatint Black A-NY 100-ST VP 5161 is manufactured without intentionally added lead, cadmium, mercury, or hexavalent chromium, and conforms to Clariant’s internal Restricted Substances List (RSL). It is not intended for food-contact applications unless explicitly approved by regulatory evaluation and customer-specific migration testing.
Q4: What is the typical dosage range required to achieve full black opacity in polypropylene?
A: Dosage depends on desired shade depth, polymer thickness, and processing conditions, but full black opacity in thin-walled PP parts is generally achieved at concentrations between 0.1% and 2% by weight. Optimization is recommended for each specific formulation and production setup.
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