“…A protective silica layer is being formed which gives protection to the coating against atomic oxygen. 69 The impact of in-service environmental stressors on the durability of exterior decorative aerospace coating systems was investigated using accelerated weathering for a highgloss polyurethane-based monocoat with and without clearcoat. 61 EMMAQUA and WOM were used in studies of performance of polyurethane, aircraft coating.…”