Amoco, Texas City, Tex. 50 Ashland, Catlettsburg, Ky. 540 Chevron, Port Arthur, Tex. 450 Citgo, Corpus Christi, Tex. 1,500 JLM Chemicals, Blue Island, Ill. 130 Koch Refining, Corpus Christi, Tex.
Commercial production is by propylene alkylation of benzene.
Citgo will complete a project to upgrade itsCorpus Christi facility in the first quarter of 1997, raising capacity by 200 million pounds. The projectallows potential for a further increase to 1.5 billion pounds. JLM will add 15 million pounds to its capacityby the end of this month on completion of an upgrade. Georgia Gulf added 100 million pounds of capacity to its Pasadenaplant in the second quarter. Sun will more than double annual capacity to over 1 billion pounds atPhiladelphia by early 1998.