Hydrophilic interior glass defogging coatings will strengthen through 2036, anchored by hydrophilic polymer coatings at 46.0% of coating chemistry demand in 2026. Windshield glass holds 49.0% share. Valuation was USD 418.6 million in 2025 and the industry is expected to reach USD 919.9 million by 2036, adding USD 468.7 million.