Aachen, Germany — A three-layer polyurethane coating from PPG formulated with a bio-based hardener Desmodur eco-N 7300 from Covestro will take part in the World Solar Challenge.
The challenge is the toughest solar race on earth and celebrates its 30th anniversary this year. It is a 3000 km race from Darwin to Adelaide, Australia fuelled entirely by sunlight, Covestro said.