Polyurethane (PU) coatings and adhesives are state-of-the art technologies in a wide range of applications, such as metal, protective and marine, industrial wood, automotive, plastics, and transportation coatings [1]. This is reflected in their widespread market penetration: the market for PU resins (PU resins = Isocyanate derivatives and polyols) for coatings, adhesives and sealants has evolved rapidly and globally, totalling 2,400 kt or EUR 6.7 billion [2] in 2017, i.e. 13 % of the total resins market in supply form by revenue. The popularity of PU resins is related to the intrinsic properties of this class of materials and has ...