Application Technology of White Carbon Black in Tire Manufacturing
White carbon black, also known as silica, is a colorless, powdery solid substance, mainly composed of silicon dioxide (SiO2). In tire manufacturing, the application of white carbon black is mainly reflected in the following aspects:

Enhancing Rubber Performance: Due to its unique structure and properties, white carbon black can form chemical bonds with the rubber surface, improving the strength and hardness of the rubber material. Its nano-sized particles cross-link with rubber and enhance the mechanical properties of the material, giving tires better wear resistance, fracture resistance, and aging resistance.

Improving Grip: The application of white carbon black in tire rubber can increase the tire's coefficient of friction and improve tire grip. The structure formed by its fine particles increases the contact area of the rubber material, increasing friction with the ground, giving the tire good grip performance on wet and slippery roads.

Reducing Rolling Resistance: White carbon black can firmly adsorb onto rubber chains and transform into a "sub-state," forming a porous structure. This structure reduces friction between the tire and the ground, thus lowering rolling resistance. By reducing rolling resistance, tires consume less energy during driving, making vehicles more economical and efficient.

Environmental Benefits and Market Prospects
Environmental Benefits
Emission Reduction: Solvay anticipates a 20% reduction in CO2 emissions from silica production through technological upgrades.

Resource Recycling: Silica waste can be recycled and reused through physical and chemical methods, reducing resource waste and environmental pollution.

Life Cycle Environmental Protection: Tires using silica are greener and lower-carbon throughout their entire lifecycle, from production to use.

Conclusion: As an environmentally friendly alternative to carbon black, silica demonstrates significant advantages in green tire manufacturing. It not only improves tire performance (such as wear resistance, grip, and fuel efficiency) but also reduces carbon emissions during production, aligning with global sustainable development trends. With increasingly stringent environmental regulations and growing consumer awareness, silica has broad application prospects in the tire industry and is expected to maintain steady growth in the coming years. Tire manufacturers and material suppliers should increase their R&D investment, further optimize silica technology, and promote the popularization and development of green tires.