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Soybean oil-based polymers part of asphalt’s future

Soybean oil-based polymers part of asphalt’s future

Farmers could soon be hauling their crops to market on highways paved with asphalt containing a soybean oil-based polymer.

Iowa State University (ISU) engineers have been working for several years to develop a biobased polymer to replace petroleum-based binding agents in asphalt. The culmination of their efforts was showcased last week at an open house at...




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