In Japan, Chiyoda Corporation reported that it has secured a contract to provide essential engineering works for the Idemitsu Kosan’s proposal to build a grassroots plant for production of sustainable aviation fuel (SAF) at its Tokuyama petrochemical complex in Shunan, Yamaguchi Prefecture, Japan. Under the deal, Chiyoda will deliver front-end engineering and design (FEED) for the new plant that will use the hydrotreated esters and fatty acids (HEFA) technology process to produce 250,000 kl/year of SAF following its scheduled startup in 2028. The Tokuyama renewables plant—which will use the HEFA process to hydrotreat a feedstock of biogenic waste materials such as waste cooking oil, tallow, soybean oil, and, in the future, oilseed plants such as pongamia, to produce SAF.
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