Sumitomo Chemical transfers polyolefin business to Prime Polymer, acquires 20% stake

Sumitomo Chemical will transfer its polypropylene and linear low-density polyethylene businesses to Prime Polymer through a two-stage company split, and acquire a 20% equity stake in Prime Polymer. The effective date is July 1, 2026.

“Sumitomo Chemical will transfer the polypropylene business and the linear low-density polyethylene business to Prime Polymer through a two-stage company split with Prime Polymer as the absorption-dividing successor, and Sumitomo Chemical will acquire shares corresponding to 20% of Prime Polymer's eq”japanir.jp

• 2 sources
• japanir.jp[Sumitomo Chemical] Announcement of Domestic Polyolefin Business Integration | 2026-07-01 | Japan IRJul 1, 2026
• plastmatch.comSumitomo Chemical Integrates PP and LLDPE Businesses into Prime Polymer Joint Venture | Plastmatch NewsPlastmatch Global DigestJul 2, 2026

Summarized from public sources; check the original articles before acting on it.