S-Oil PO Maintenance: India Supply Market Alert

S-Oil Corp mulls maintenance at PO plant

Jun 15, 2026

S-Oil Corp is likely to shut down its Propylene oxide (PO) plant in Onsan. A source in South Korea informed a team member, “The company is expected to halt operations at the plant around February 24, 2026 for maintenance. Further details on the duration of the shutdown could not be ascertained. ” Located in Onsan, South Korea, the PO plant has a production capacity of 300,000 mt/year.