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… Westlake manufactures three primary petrochemicals within the … needs in the polyethylene and vinyls businesses. Westlake Polyethylene As the world’s most widely used … products supporting public health. Olefins Chemicals Westlake manufactures two primary petrochemicals within our …
… ethylene dichloride (EDC), ethylene oxide and styrene. Westlake operates a large ethylene complex near Lake Charles, …