Tire treads influence driving safety, fuel consumption and the range of electric vehicles. Evonik’s portfolio of silica and silanes is a versatile toolkit for innovative rubber compounds that meet the tire industry’s growing demands regarding performance and safety. Beyond reliably supplying such high-quality filler systems, Evonik is a reliable partner in application technology, research and development and provides tire manufacturers with life cycle assessment (LCA) data for its silica and silanes.
Why Choose Evonik for Tire Applications?
- Highly efficient, proven filler system for low-rolling-resistance tires
- Reduced rolling resistance - compared with carbon-black-filled tires, the silica/silane system reduced fuel consumption and extended the range of electric vehicles by up to 8% in performance tests
- Excellent wet grip performance in rain, ice and snow for enhanced safety
- High durability even under heavy loads
- Good abrasion resistance, ensuring a long service life

Solutions by Application Area
Tread Compounds & Rolling Resistance
Improve wet grip, rolling resistance and abrasion resistance of tread compounds with Evonik’s additives:
- ULTRASIL® – Highly dispersible (HD) silica enables higher filler quantities to be integrated into the tire tread for improved wet grip and lower rolling resistance.
- Si 69, Si 75, Si 266, Si 291 – Silane coupling agents for optimized filler-polymer interaction.
- POLYVEST® – Liquid rubber for improved elasticity and dynamic properties.
- X 50-S, X 266-S – Carbon Black - Silane combinations for balanced performance.
Sidewalls & Inner Liners
Ensure durability and air retention with flexible, high-strength materials:
- VESTOPLAST® – Amorphous poly-alpha olefins for enhanced flexibility and processing.
- VESTINOL® – Plasticizers for improved compound softness and resilience.
- ELATUR® – Advanced plasticizer technology for low migration and high compatibility.
Reinforcement & Processing Aids
Boost compound homogeneity and processing:
- SIPERNAT® – precipitated silica for outstanding absorption capacity, good flow capability, and chemical purity.
- CARPLEX – Functional additives for dispersion and compound stability.
- VESTINOL®– Processing aids for smoother extrusion and mixing.

Your Evonik Advantage
- Innovative Chemistry: Backed by decades of tire industry expertise.
- Global Support: Technical service teams to optimize your formulations.
- Reliable Supply: Consistent quality and availability worldwide.
Ready to Reinvent Tire Performance?
Discover how Evonik’s tire technologies can help you drive innovation and meet evolving market demands.
Explore our solutions or contact our experts to start your journey toward smarter mobility.