New Process for Making Tape (IMAGE) University of Delaware Caption UD Professor Thomas H. Epps, III, suspected that lignin could be used to make adhesives with similar strength, toughness, and scratch resistance to the petroleum-based versions. These figures from small-angle X-ray scattering experiments show how a polymer created by Epps (left) compared with a commercial one. Credit University of Delaware Usage Restrictions Credit University of Delaware License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.