Polymerized MDI Price in China Rises 0.1% to USD 2,710/tonne
Polymerized MDI in China edged up on the week after a month of gains, with supply disruptions at regional plants in the background.
Polymerized MDI in China was quoted at USD 2,710/tonne as of 2026-10-01, up 0.1% from USD 2,706/tonne a week earlier. Over the month the price has risen 6.7% from USD 2,539/tonne on 2026-09-01, and it stands 14.1% above the USD 2,374/tonne recorded on 2026-07-03. Year on year the increase is 30.1% from USD 2,083/tonne on 2025-10-01.
Supply developments have shaped the recent move. Plas.com reported that BASF's Shanghai MDI unit was shut down following a nitrogen oxide leak on September 23, 2026. ChemNet reported that Wanhua Chemical's 1.1 million-tonne Yantai MDI plant completed maintenance and resumed production on September 30, 2026.
Further afield, Wanhua Chemical raised MDI prices in Southeast and South Asia by $300 per ton effective September 14, 2026, according to Plas.com. Tosoh's 200,000-ton/year Japanese MDI unit began a 45-day maintenance shutdown in early September 2026, according to Claight market monitoring.
The current price sits below the 52-week high of USD 3,056/tonne reached on 2026-04-10 and above the 52-week low of USD 1,997/tonne recorded on 2025-10-22.