The application segmentation of the Adipic Acid market is dominated by four key end‑uses: nylon 6,6, polyurethanes, resins & plastics, and other specialty sectors. Nylon 6,6 remains the cornerstone, consuming roughly 55% of global adipic acid output due to its extensive use in automotive, textile, and engineering plastics, where its high tensile strength and thermal stability are critical. Polyurethanes, representing about 20% of consumption, rely on adipic acid as a chain extender in flexible foams, coatings, and adhesives, reflecting the sector’s expansion in construction and furniture markets. Resins & plastics, covering approximately 15%, include polyesters and thermoplastic elastomers that benefit from adipic acid’s ability to modulate hardness and impact resistance. The remaining 10% falls under "Other," encompassing lubricants, plasticizers, and specialty chemicals where adipic acid’s functional groups enable performance enhancements. This application‑centric taxonomy provides a clear view of demand drivers and informs strategic investment across the adipic acid value chain.