# Zeon to expand DCPD production capacity at Mizushima plant

Zeon Corporation decided to invest in a new facility at its GPI plant in Mizushima, Japan, to increase dicyclopentadiene (DCPD) production capacity by approximately 20%. Construction will begin in H2 2026 and is scheduled for completion in September 2028.

- Type: Expansion
- Announced: 2026-05-12
- Where: Mizushima, Kurashiki City, Okayama Prefecture, Japan
- Starts operating: Sep 2028
- Status: announced
- Capacity: 20% increase in DCPD production capacity
- Products: dicyclopentadiene (DCPD), Cyclo-Olefin Polymers (COP), COP optical film
- Sectors: [Specialty Chemicals](https://endata.com/sectors/specialty-chemicals.md), [Plastics and Polymers](https://endata.com/sectors/plastics-polymers.md)

## Companies

- [Zeon Corp](https://endata.com/companies/15618.md)

## Sources

- [zeonsmi.com](https://www.zeonsmi.com/about/news/zeon-invests-in-mizushima-gpi-facility-to-strengthen-c5-business-competitiveness/), 2026-05-13: "This will increase the production capacity of dicyclopentadiene (DCPD) by approximately 20% from current levels."

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