The global maleic anhydride market was valued at USD 4.8 billion in 2025 and is expected to reach USD 6.5 billion by 2033, expanding from USD 5.0 billion in 2026 at a CAGR of 4.0% during 2026–2033. Asia Pacific led the market in 2025, representing 52.8% of global revenue. Market expansion is primarily supported by rising consumption of unsaturated polyester resins (UPR), which are widely...