S-Oil makes final investment decision to deploy Axens' LPI technology at aromatics complex

Type: Supply Agreement · Technology: Industrial · Country: South Korea · Announced: 2026-09-25

S-Oil made a final investment decision on 25 September 2026 to implement Axens' Liquid Phase Isomerization (LPI) technology at its aromatics complex in South Korea. Axens will deliver the technology license, the process design package, and technical services covering execution and start-up for the upgraded xylene isomerization facility. The project targets paraxylene production optimization by integrating liquid-phase and vapor-phase isomerization units to improve throughput, yield and energy efficiency across the aromatics complex. ExxonMobil is the owner of the LPI technology and is identified in the article as the technology parent, while Axens acts as the licensor and engineering/technical services provider. The deal is framed as a strategic capacity and efficiency upgrade to sharpen S-Oil's petrochemical competitiveness amid rising paraxylene demand and to reduce energy intensity and emissions at the complex.

Analysis

S-Oil announced on 25 September 2026 that it has made a final investment decision to license Axens' Liquid Phase Isomerization technology for its aromatics complex in South Korea. Axens, a technology company that provides catalysts, process licensing and integrated services for oil refining and petrochemicals, will supply the LPI technology license, process design package and technical services. ExxonMobil, identified as the parent company of the LPI technology, is the technology owner behind the licensor Axens. The agreement includes delivery of the technology license, process design and execution and start‑up services for an upgraded xylene isomerization facility with integrated liquid‑phase and vapor‑phase units. The project was announced on 25 September 2026 and the transaction value was not disclosed.

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