Description
1. Product Overview
Palladium-Zinc Catalyst is a high-performance bimetallic catalyst engineered for selective hydrogenation and dehydrogenation processes in petrochemical and fine chemical manufacturing. Its primary industrial use is in the selective hydrogenation of alkynes to alkenes and nitro compounds to anilines, where precision and selectivity are critical. The key value proposition lies in its exceptional selectivity, extended operational lifespan, and reduced leaching compared to conventional Pd/C or Pd/Al₂O₃ systems. Strategically, this catalyst addresses tightening environmental regulations and efficiency demands by enabling higher yields, lower byproduct formation, and reduced precious metal consumption per ton of output.
2. Key Specifications & Technical Characteristics
- Chemical Composition: Pd 5.0% ± 0.2% supported on high-surface-area Zinc Oxide (ZnO); Zn content 62-65%
- Purity Level / Grade: Industrial Grade, Total metallic impurities < 0.15%; Chloride < 50 ppm; Sulfur < 20 ppm
- Physical Characteristics:
- Form: Extrudate pellets or powder
- Color: Dark grey to black
- Particle Size: Pellets 3.2mm diameter x 3-6mm L; Powder D50 45-75 μm
- BET Surface Area: 80-120 m²/g
- Bulk Density: 0.85-1.05 g/cm³
- Packaging Options: 5kg/25kg UN-rated steel drums with nitrogen blanket; 500kg super sacks with PE liner; Custom tolling available
- Shelf Life: 36 months when stored in original sealed containers under dry, inert conditions below 30°C
3. Core Industrial Applications
- Primary Industries: Petrochemicals, pharmaceuticals, agrochemicals, specialty polymers, and hydrogen peroxide production
- Specific Operational Use Cases: Selective hydrogenation of acetylene in ethylene streams, nitrobenzene to aniline conversion, alkyne reduction in API synthesis, and as a promoter in dehydrogenation units for olefin production
- Performance vs. Alternatives: Achieves >99.5% selectivity at 95%+ conversion, versus 92-96% for monometallic Pd catalysts, minimizing over-hydrogenation to alkanes. The ZnO support stabilizes Pd nanoparticles, suppressing sintering and coke formation
- Efficiency / Cost Advantages: Extends cycle length by 30-40% reducing change-out frequency; Lower Pd loading decreases metal loss costs; Higher throughput per reactor volume improves asset utilization and lowers OPEX per ton
4. Competitive Advantages
- Quality Consistency: Produced under ISO 9001:2015 with batch-to-batch CO chemisorption variance <3%; Full ICP-MS and XRD certification per lot
- Supply Reliability: Dedicated production line with 600 MT/year capacity; 98.5% on-time delivery rate; Strategic Pd inventory hedging program mitigates metal price volatility
- Logistics Capability: Global INCOTERMS coverage with DG-certified warehousing in Rotterdam, Houston, Singapore, and Shanghai; 14-day lead time for standard grades
- Price Competitiveness: Optimized ZnO synthesis reduces support cost; Metal recovery and reclamation program available to offset 15-25% of catalyst lifecycle cost
- Sustainability Benefits: Reduced Pd usage per unit output lowers Scope 3 emissions; ZnO is RoHS/REACH compliant; Spent catalyst 100% recyclable via certified precious metal refiners
- Technical Support: Complete documentation package including SDS, TDS, catalyst loading protocols; Dedicated application engineers for startup, troubleshooting, and performance optimization
5. Commercial & Supply Information
- Minimum Order Quantity (MOQ): BULK 20MT
- Loading Capacity: 18-20 MT per 20ft FCL container, depending on packaging format






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