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Baton Rouge refinery - Credit: MRC

• The Refinery manufactures approximately 300 products and grades of products, including motor gasoline, diesel, aviation gasoline, lubricating oils, waxes, petroleum coke and more.
• The Chemical Plant manufactures products to produce end products such as isopropyl alcohol, rubber liner for tires, adhesives and more.
• The Plastics Plant produces low-density polyethylene for plastic films, molding, adhesives, automotive hoses, belts, seals and bumpers, roofing sheets, non-woven products and more.
• The Polyolefins Plant produces high density polyethylene (HDPE) and polypropylene (PP) for end products such as milk containers, recyclable food containers, carpet backing, diapers, surgical/hospital gowns, lightweight auto parts and more.
• The modern blending, packaging, and warehouse operation provides engine oils, industrial lubricants, aviation piston and process oils to many ExxonMobil customers throughout the world.

According to ExxonMobil's filings with the US DOE's Energy Information Agency, the unit capacities as of 2024 for the Baton Rouge Refinery are presented below (source):

2022  -- Baton Rouge Plastic Plant Fact Sheet

• ExxonMobil's Plastics Plant in Baton Rouge, Louisiana, was founded in 1968.
• Production of 923 million pounds of low density polyethylene, 265 million pounds ethylene elastomers and 175 million pounds of resins manufactured annually.
• Manufactures low-density polyethylene, Vistamaxx® and Exact® specialty elastomers, and Escorez® resins.

Jun 25, 2015 -- ExxonMobil lifts allocations from polyethylene produced at Baton Rouge (Source: Plastemart)

• ExxonMobil operates a 988,000 tpa ethylene cracker in Baton Rouge, but also receives ethylene through the Evangeline Pipeline that
  is used for its polyethylene production.
• The Baton Rouge Polyolefins Plant has an HDPE capacity of 397,000 tpa, with an industry source noting that the plant is a large producer of HDPE blow molding.
• The Baton Rouge Plastic Plant has an LDPE capacity of more than 467,000 tpa.

Jan 17, 2013 -- ISO 9001:2015 Certificate of Approval

• Baton Rouge Polyolefins (BRPO): Manufacture of High Density Polyethylene and Polypropylene.
• Baton Rouge Plastics Plant (BRPP): Manufacture of Low-Density Polyethylene (LDPE), Ethylene Elastomer (EE) Polymers, and Hydrocarbon Based Finished Polymeric Resins. 
• Baton Rouge Chemical Plant (BRCP): Manufacture of Isopropyl Alcohol and Ether, Synthetic Base Stocks, Neo Acids, Higher Olefins, Exxal Alcohols, Jayflex Phthalate Plasticizers, Halobutyl Rubber, Vistalon Rubber, Aromatics, Basic Chemicals and Intermediates, Light Olefins, Aromatic Resin Feedstock, and Hydrocarbon Based Crude Polymeric Resins.

Jan 12, 2007 -- Baton Rouge Polyolefins Plant (BPRO) Fact Sheet

• The BPRO plant capacity is 2.8 billion pounds of high density polyethylene (HDPE) and polypropylene (PP).
• The plant has been consistently modernized and expanded over the years to meet customer demand. The most recent, a Polypropylene (PP) project was commissioned  in 2000 and debottlenecked in 2006 which increased plant capacity to over 2.8 billion pounds annually.