Synthesis Additives

Optimize Catalyst Coatings with High-Performance Synthesis Additives

Catalyst technology is essential for cleaner mobility and emission control. Evonik’s synthesis additives empower catalyst manufacturers to optimize washcoat formulations. We provide silica-based additives of excellent chemical purity. They improve rheology, enhance metal dispersion, and support thermal stability. 

From diesel oxidation catalysts and three-way catalysts to particulate filters – our advanced silica technologies ensure that catalyst coatings meet high demands on efficiency, durability, and environmental compliance. 

 

Why Choose Evonik for Synthesis Additives? 

  • Proven Performance: Trusted brands like AERODISP®, AEROSIL®, SIPERNAT®, and ZEOFREE® deliver reliable results in catalyst slurry formulations. 
  • Sustainability at the Core: Our solutions for catalysts enable cleaner exhaust systems and support global emission standards. 
  • Tailored Solutions: Our additives adapt to your specific coating processes and substrate requirements. 

 

Solutions by Application 

Catalyst Slurry Optimization 

Used in automotive and industrial emission control systems. 

  • AERODISP® – Ready-to-use dispersions for consistent rheology and metal fixation. 
  • AEROSIL® – Fumed silica for viscosity control and improved coating homogeneity. 
  • SIPERNAT® – Precipitated silica for slurry stabilization and pore structure tuning. 
  • ZEOFREE® – Functional silicas for enhanced dispersion and thermal resistance. 

 

The Evonik Advantage 

  • Reliable Chemistry: Engineered for high-performance catalyst systems. 
  • Eco-Conscious Innovation: Tailored solutions to support low-emission technologies. 
  • Expert Collaboration: Our specialists work with you to fine-tune formulations and meet evolving regulatory demands. 

 

Ready to Advance Your Catalyst Coatings? 

Discover how Evonik’s Synthesis Additives can help you achieve  better coating performance, and long-term reliability. 

Explore our solutions or contact our experts to start your journey toward smarter emission control. 

AERODISP®

AEROSIL®

ZEOFREE®

SIPERNAT®