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OCI is the only company in Korea that produces high-quality Benzene, Toluene and Xylene (BTX) using coke oven light oil.

Product Features




BTX, one of the main aromatic hydrocarbon compounds, is a colorless liquid with a unique scent that is widely used as a base material in the chemical industry. Benzene is used as an intermediate for various plastic and electronics production. Toluene is used as a solvent for various chemical products and as a raw material for DNT. Xylene is used as a solvent.

Production Process

BTX is produced through the hydrogenation of coke oven light oil, a byproduct from steel production, by reaction under high temperature and pressure. Impurities and unsaturated hydrocarbons are extracted through the process.

OCI Status

Gwangyang Plant

Gwangyang Plant

OCI initiated its BTX business in 1995 with the purpose of creating added value from steel byproducts. Along with the growth of Koreas steel industry, OCI continually expanded its BTX production capacity, and is currently capable of producing 260,000 MT annually.

Business Commencement


Production Plant Status

- Gwangyang Plant (Capa : 260,000MT/yr)

Key Point

  • Adding Value to Byproducts

    Koreas only company using light crude oil, a byproduct of steel

  • Stable Supply

    Stable source of base materials by utilizing byproduct of the Korean steel industry

  • High Technology

    Capable of responding to various customer quality demands


  • Product Name : Benzene
  • Chemical Formula : C6H6
  • CAS No. :108-88-3
  • Tel : +82-2-727-9434
  • Product Name : Toluene
  • Chemical Formula : C6H5CH3
  • CAS No. : 108-88-3
  • Tel : +82-2-727-9434
  • Product Name : Mixed Xylene
  • Chemical Formula : C6H4(CH3)2
  • Tel : +82-2-727-9434
  • Technical
  • Catalog