New waterborne catalyst for two-component waterborne polyurethane coatings Two-component waterborne polyurethane (2K WB PU) coating technology has been commercialized since 1990, when such products were developed primarily to reduce the problem of VOC content, which was not feasible to solve using solvent-based technology.1 Since the introduction of two-component waterborne polyurethane (2K WB PU) coating technology,...