Technology: Evonik puts tires on road to sustainability

Essen, Germany – Evonik Industries AG is highlighting the role of a rubber process additive in turning scrap tires into road construction materials.

The company’s Vestenamer-branded additive makes it feasible to process rubber powder from scrap tires for incorporation into asphalt, according to Evonik.

The recycled material is mixed into road construction bitumen or asphalt to improve the quality of the mixtures and to extend the service life of road surfaces.

Use of the additive in producing rubber-modified bitumen has developed amid concerns about road quality and durability…

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