You linked an article on corrosion protection of offshore wind farms, not on wind turbine blades.
https://www.sciencedirect.com/science/article/pii/S0921344924004695
About 70% of wind turbine blades (WTBs) are fiber reinforced polymeres(FRPs). "In addition to FRPs, WTBs typically incorporate polymeric adhesives, sandwich core materials such as balsa wood, as well as bonded joints, coatings (such as polyurethane), and metal lightning conductors"
