Air Liquide invests €130m in new ASUs for Singapore chip industry

  • Gas
  • September 30, 2025

Industrial gas major Air Liquide will build two air separation units (ASUs) to support the expansion of a Singapore-based semiconductor manufacturer in a deal worth €130m.

The plants will produce large volumes of ultra-high-purity nitrogen, a gas used to purge equipment and production chambers and protect components during fabrication of chips.

The ASUs will also be fitted with automation and predictive maintenance technologies to enhance efficiency and operational reliability.

“This move enhances Air Liquide’s position as a … technology partner to the global semiconductor industry, which continues to rapidly expand in Asia and worldwide,” said Ronnie Chalmers, Air Liquide Group Vice-President.

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