# Prime Polymer to acquire Sumitomo Chemical's PP and LLDPE business

Prime Polymer Co., Ltd. notified the Japan Fair Trade Commission of its proposed acquisition of Sumitomo Chemical's polypropylene and linear low-density polyethylene manufacturing and sales business via an absorption-type company split. The JFTC opened a secondary review and is soliciting public comments.

- Type: Acquisition
- Announced: 2025-12-25
- Where: Japan
- Status: announced
- Products: polypropylene, linear low-density polyethylene
- Sectors: [Plastics and Polymers](https://endata.com/sectors/plastics-polymers.md)

## Companies

- [Idemitsu Kosan](https://endata.com/companies/19808.md) (investor)
- [Mitsui Chemicals](https://endata.com/companies/19809.md) (investor)
- [Sumitomo Chemical](https://endata.com/companies/20503.md) (target)
- [Prime Polymer](https://endata.com/companies/31997.md) (acquirer)

## Sources

- [jftc.go.jp](https://www.jftc.go.jp/en/pressreleases/yearly-2025/December/251225/MA.html), 2025-12-25: "The JFTC received the notification pursuant to the provision of the Antimonopoly Act from Prime Polymer Co., Ltd. and SUMITOMO CHEMICAL COMPANY, LIMITED concerning the proposed acquisition through absorption-type company split of polypropylene and linear low-density polyethylene manufacturing and sa"

---
Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.