Chevron Phillips Ethylene Unit Halt: Market Impact

Chevron Phillips reports process glitch at ethylene unit

Jun 15, 2026

Chevron Phillips Chemical Co LLC has reported a process upset at its ethylene unit. A source in the US informed a team member, “The company has halted operations at the plant this week owing to technical issues.” Located in Sweeny, Texas in the US, the unit has an ethylene production capacity of 260,000 mt/year and propylene production capacity of 165,000 mt/year.