Cosmo Oil and Three Partners Begin Using Low-Carbon Naphtha By-Product from SAF Production as Petrochemical Feedstock

Four companies under the Cosmo Energy group — Cosmo Oil, Maruzen Petrochemical, Ube-Maruzen Polyethylene and SAFFAIRE SKY ENERGY — have announced they have built a supply chain using low-carbon naphtha, a by-product generated during sustainable aviation fuel (SAF) production, as feedstock for base chemicals and polyethylene. The announcement relates to naphtha produced at the SAF […]

Mitsui Chemicals and Maruzen Petrochemical Achieve World-Leading 85% Ammonia Co-Firing Rate in Naphtha Cracking Furnace

Mitsui Chemicals and Maruzen Petrochemical, supported by NEDO (New Energy and Industrial Technology Development Organization, 일본 신에너지산업기술종합개발기구)’s Green Innovation Fund, announced on September 17, 2026 that a demonstration project co-firing ammonia in a naphtha cracking furnace, jointly conducted with Toyo Engineering and Sojitz Machinery, achieved an 85% ammonia co-firing rate based on total heat input […]