Hexamethylene Diisocyanate Market Size, Shares, Trends to 2035

The Global Hexamethylene Diisocyanate Market Size was worth around USD 2.16 Billion in 2024 and is Predicted to Grow to around USD 4.79 Billion by 2035 with a Compound Annual Growth Rate (CAGR) of 7.51% from 2025 to 2035. The hexamethylene diisocyanate (HDI) market is growing because the automotive and aerospace industries need high-quality coatings. The market expansion occurs because construction activities increase, technological improvements in polyurethane develop, and VOC regulations mandate the use of sustainable, strong materials.