German HDI Market Rallies on Supply Constraints and Rising Costs

German Hexamethylene Diisocyanate (HDI) prices maintained an upward trajectory in August ****, supported by firm automotive and industrial coating requirements, constrained spot availability, elevated energy costs, and persistent shipping risks. ChemAnalyst expects the HDI market to remain bullish as buyers enter August with limited flexibility in replenishment and producers continue prioritizing contractual commitments. The combination of higher conversion expenses and restricted import flows is likely to keep HDI offers firm during the month. These supply-side constraints could outweigh weaker construction activity and sustain the positive price direction.

July market dynamics provided the foundation for this August increase. Demand for HDI strengthened as German automotive activity improved, with passenger car sales rising *.** in July ****, supporting consumption of two-component polyurethane clear-coat systems. Industrial production also improved, encouraging coating formulators to rebuild inventories and maintain regular procurement. Construction-related consumption remained comparatively subdued as new building permits declined,...