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High chromatic strength with excellent color consistency across batches.
Outstanding thermal stability suitable for high-temperature processing up to 280°C.
Low volatility and minimal extractables, supporting compliance with stringent regulatory requirements.
Good dispersibility in both polar and non-polar polymer matrices including polyolefins and engineering resins.
Lightfastness rated at ISO 105-B02 Level 7–8, ensuring long-term color retention under UV exposure.
Coloration of polypropylene (PP) and polyethylene (PE) fibers and films.
Masterbatch formulation for automotive interior components.
Pigmentation of rigid PVC profiles and window frames.
Functional coloring in food-contact-approved plastic packaging materials.
High-performance industrial coatings requiring weather resistance and gloss retention.
| Chemical Type | Organic pigment (Benzimidazolone derivative) |
| Product Form | Free-flowing powder |
| Appearance | Reddish-brown fine powder |
| Primary Applications | Polymer coloration, masterbatches, industrial coatings |
| Key Features | Thermal stability, low migration, high tinctorial strength |
| Benefits | Consistent hue, reduced dosage requirement, processing robustness |
| Regulatory Compliance | EU REACH registered; compliant with FDA 21 CFR §178.3297 for indirect food contact |
| Storage Conditions | Store in cool, dry place below 30°C; protect from moisture and direct sunlight |
Q1: What is the primary chemical nature of 3M K15 Pigment?
A: 3M K15 Pigment is an organic pigment dispersion formulated for compatibility with fluoropolymer and high-performance resin systems. It is not a dye or inorganic oxide, but rather a stabilized suspension of fine organic pigment particles in a proprietary carrier medium designed to resist thermal degradation during high-temperature processing.
Q2: Is 3M K15 Pigment suitable for use in food-contact or medical-grade polymer applications?
A: 3M K15 Pigment is intended for industrial and technical applications where high thermal stability and color consistency are critical. It is not pre-qualified for direct food-contact or implantable medical devices. Customers requiring regulatory compliance must conduct full formulation-level testing and validation per applicable regional requirements.
Q3: How is 3M K15 Pigment typically incorporated into polymer melts?
A: The pigment is commonly introduced via masterbatch dilution or direct melt compounding using twin-screw extruders. Pre-drying is generally not required, but optimal dispersion is achieved when added downstream of the melting zone and processed under controlled shear and residence time conditions.
Q4: Does 3M K15 Pigment exhibit good UV resistance in finished parts?
A: Yes — the pigment system is engineered for enhanced lightfastness and retains color integrity under prolonged exposure to UV radiation, particularly when compounded into fluoropolymers and other inherently stable matrices. Performance may vary depending on final part thickness, surface finish, and co-additives present.
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E-mail: wangxingqiang@ericwchem.com
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