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Highly concentrated carbon black dispersion for exceptional color strength and uniformity.
Optimized for polyethylene (PE) resins, ensuring excellent melt compatibility and process stability.
Low dust formulation enhances workplace safety and reduces equipment contamination.
Consistent rheological behavior supports high-speed extrusion and injection molding operations.
Meets FDA 21 CFR §178.3290 compliance for food-contact applications when used at approved loadings.
Blow-molded HDPE containers for household chemicals and detergents.
Extruded PE films including trash bags, agricultural mulch, and packaging liners.
Rotomolded polyethylene tanks and industrial storage vessels.
Injection-molded PE caps, closures, and automotive interior components.
Thermoformed PE trays and food-grade disposable packaging.
| Chemical Type | Polyethylene-based carbon black masterbatch |
| Product Form | Free-flowing cylindrical pellets |
| Appearance | Jet-black, uniform pellets with minimal fines |
| Carbon Black Loading | Approximately 35% (w/w) |
| Base Resin | LDPE/LLDPE blend |
| Melt Flow Rate (190°C/2.16 kg) | 12–18 g/10 min |
| Moisture Content | <0.2% (as received) |
| Key Features | Excellent dispersion, low volatility, UV stabilization support |
Q1: What is the primary function of Cabot PE6336 Masterbatch in polyethylene applications?
A: Cabot PE6336 Masterbatch is a carbon black–based concentrate engineered to provide consistent jetness, UV stabilization, and electrical conductivity control in polyethylene compounds—particularly for blow-molded and extruded products requiring high surface quality and long-term weather resistance.
Q2: Is Cabot PE6336 compatible with all types of polyethylene resins?
A: It is specifically formulated for use with LDPE, LLDPE, and HDPE resins. Performance may vary with highly branched or specialty metallocene-based polyethylenes; compatibility testing under actual processing conditions is recommended before full-scale implementation.
Q3: What is the typical dosage range for Cabot PE6336 in PE formulations?
A: Dosage generally ranges from 0.1% to 2% by weight, depending on the desired level of color strength, UV protection, and conductivity performance. Final concentration should be optimized based on resin type, processing method, and end-use requirements.
Q4: Does Cabot PE6336 require drying before processing?
A: No pre-drying is typically required, as it is supplied in a low-moisture, free-flowing pellet form suitable for direct feeding into standard extrusion or injection molding equipment. However, prolonged exposure to high-humidity environments should be avoided to maintain optimal dispersion behavior.
Q5: How does Cabot PE6336 compare to conventional carbon black masterbatches in terms of dispersion stability?
A: PE6336 utilizes a proprietary carrier and dispersant system designed to enhance wetting and reduce agglomeration during melt processing, resulting in improved color uniformity and reduced filter pressure buildup compared to many standard carbon black concentrates—especially in high-output extrusion lines.
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E-mail: wangxingqiang@ericwchem.com
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