Mitsui Chemicals, Sumitomo Chemical, and Idemitsu Kosan to merge polyolefin businesses

Mitsui Chemicals, Sumitomo Chemical, and Idemitsu Kosan plan to merge their polyolefin businesses by April 2026. Sumitomo will transfer its polyolefin assets to Prime Polymer and acquire a 20% stake, with Mitsui holding 52% and Idemitsu 28%.

“Mitsui Chemicals, Sumitomo Chemical, and Idemitsu Kosan have announced plans to merge their polyolefin businesses by April 2026.”cen.acs.org

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• cen.acs.orgJapan's petrochemical shake-up gains momentumKatsumori MatsuokaJan 21, 2025

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