polyurethane non-silicone surfactants: key components in pu coatings and adhesives introduction polyurethane (pu) coatings and adhesives are ubiquitous in modern industries, prized for their versatility, durability, and range of properties. achieving optimal performance in these systems often hinges on the careful selection and utilization of surfactants. while silicone-based surfactants have historically dominated the market, concerns...