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High chroma and excellent color strength for vivid, consistent red-orange shades.
Outstanding thermal stability up to 280 °C, suitable for demanding high-temperature processing.
Good lightfastness (ISO 105-B02: Grade 7–8) and weather resistance in polyolefin applications.
Low volatility and minimal plate-out tendency in extrusion and injection molding.
Excellent dispersibility in polypropylene (PP), polyethylene (PE), and engineering thermoplastics.
Polypropylene (PP) automotive interior parts including dashboards and trim components.
Food-contact-approved packaging films and containers (EU Regulation No. 10/2011 compliant).
Household appliances housings requiring long-term color retention under indoor UV exposure.
Technical fibers and nonwovens for industrial filtration and geotextile applications.
Injection-molded consumer goods such as toys and electronic device casings.
| Chemical Type | Condensed Azo Pigment (Pigment Orange 36) |
| Product Form | Free-flowing granular powder |
| Appearance | Red-orange granules |
| Primary Applications | Polyolefins (PP, HDPE, LDPE), engineering plastics (ABS, PS) |
| Key Features | Thermal stability, low extractables, high tinctorial strength |
| Regulatory Compliance | EU REACH registered; FDA 21 CFR §178.3297 compliant for food-contact use |
| Particle Size (D50) | Approx. 0.15–0.25 µm (by laser diffraction) |
| Specific Surface Area (BET) | 45–55 m²/g |
Q1: What is the primary application field for BASF L3685HD 2027?
A: BASF L3685HD 2027 is specifically engineered for high-performance industrial coatings, including automotive OEM and refinish systems, where excellent chroma, lightfastness, and thermal stability are required.
Q2: Is L3685HD 2027 suitable for use in water-based coating formulations?
A: Yes, L3685HD 2027 exhibits good dispersibility and stability in both solvent-borne and aqueous systems, particularly when processed with appropriate surfactants or polymeric dispersants optimized for organic pigments.
Q3: How does L3685HD 2027 compare to conventional quinacridone pigments in terms of weather resistance?
A: As a high-purity, surface-stabilized derivative, L3685HD 2027 delivers enhanced UV resistance and reduced chalking compared to standard quinacridone grades—making it especially suitable for exterior architectural and automotive topcoats.
Q4: What is the recommended dispersion method for optimal color development?
A: For best results, high-shear dispersing equipment (e.g., bead mills or high-speed dissolvers) is recommended, using compatible resin vehicles and dispersing aids. Pre-wetting and controlled temperature profiles help achieve full pigment deagglomeration and consistent hue strength.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
