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High chroma and excellent color strength for vibrant, consistent tinting performance.
Outstanding thermal stability suitable for high-temperature processing up to 280 °C.
Good dispersibility in both polar and non-polar polymer matrices without requiring additional dispersants.
Compliant with major global regulatory frameworks including EU REACH and US FDA 21 CFR §178.3297 for indirect food contact applications.
Low volatile organic compound (VOC) content, supporting sustainable manufacturing and low-emission end products.
Coloration of engineering thermoplastics such as polyamide (PA6, PA66) and polybutylene terephthalate (PBT).
Functional coloring of automotive interior components including dashboards, trim, and under-hood parts.
High-performance pigmentation for electrical and electronic housings requiring UL94 V-0 flame retardancy compatibility.
Color masterbatch formulation for injection-molded consumer goods with stringent migration and weathering requirements.
Specialty applications in medical device housings where biocompatibility and extractables control are critical.
| Chemical Type | Organic pigment dispersion (quinacridone-based) |
| Product Form | Free-flowing granular concentrate |
| Appearance | Uniform maroon granules |
| Primary Applications | Engineering plastics, automotive interiors, E&E components |
| Key Features | Thermal stability, polymer compatibility, regulatory compliance |
| Benefits | Consistent batch-to-batch color, reduced processing variability, simplified formulation |
| Storage Conditions | Store in cool, dry place below 30 °C; protect from moisture and direct sunlight |
| Shelf Life | 24 months from date of manufacture under recommended storage conditions |
Q1: What is the primary application of Clariant Anodal MS-1 Pigment?
A: Clariant Anodal MS-1 Pigment is specifically engineered for use in anodized aluminum coloring applications, where it delivers stable, lightfast, and uniform black-to-dark gray hues through electrolytic deposition in sulfuric acid-based anodizing baths.
Q2: Is Anodal MS-1 compatible with standard sulfuric acid anodizing processes?
A: Yes — Anodal MS-1 is formulated for compatibility with conventional Type II (sulfuric acid) anodizing systems. It performs reliably across typical operating temperatures (18–22 °C), current densities (1.0–1.8 A/dm²), and bath pH ranges without compromising oxide layer integrity or color consistency.
Q3: How is Anodal MS-1 dosed in the anodizing bath?
A: Dosage is adjusted based on desired shade depth and bath volume, typically ranging from 0.1% to 2% by weight relative to the total electrolyte mass. Optimal concentration is determined empirically during process qualification and may vary with aluminum alloy, film thickness, and electrical parameters.
Q4: Does Anodal MS-1 require special handling or pretreatment of the aluminum substrate?
A: Standard cleaning, etching, and desmutting steps prior to anodizing are sufficient. No additional substrate modification is needed. However, consistent surface preparation and strict control of rinse water quality (low conductivity, minimal metal ion carryover) are essential to ensure uniform pigment incorporation and avoid streaking or mottling.
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E-mail: wangxingqiang@ericwchem.com
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