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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 … City, Kentucky, and Lake Charles, Louisiana, with an annual capacity of approximately 3.7 billion pounds and a …
… ethylene dichloride (EDC), ethylene oxide and styrene. Westlake operates a large ethylene complex near Lake Charles, …