# Zeon breaks ground on second cyclo-olefin polymer plant in Japan

Zeon held a groundbreaking ceremony for a new cyclo-olefin polymer (COP) plant at its Yuka Town complex in Shunan City, Japan. The facility will increase COP capacity by 30% from 42,000 tonnes per year, with completion scheduled for the first half of 2028.

- Type: New facility
- Announced: 2026-02-18
- Where: Shunan City, Yuka Town, Japan
- Starts operating: Q2 2028
- Status: under construction
- Capacity: 30% increase from 42,000 tonnes per year
- Products: cyclo-olefin polymers (Zeonex, Zeonor)
- Sectors: [Plastics and Polymers](https://endata.com/sectors/plastics-polymers.md), [Specialty Chemicals](https://endata.com/sectors/specialty-chemicals.md)

## Companies

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

## Sources

- [polimericanews.com](https://www.polimericanews.com/articolo.asp?id=726), 2026-02-18: "The investment will raise the company’s COP production capacity by 30% from the current 42,000 tonnes per year, in response to growing demand from the medical, semiconductor and optics sectors."
- [prtimes.jp](https://prtimes.jp/main/html/rd/p/000000099.000103820.html), 2026-02-18: "COPの旺盛な需要にお応えすることが長年の夢であり、今回このような素晴らしい条件に恵まれた場所で着工できることは大変感慨深い。"
- [zeonsmi.com](https://www.zeonsmi.com/about/news/zeon-holds-groundbreaking-ceremony-for-construction-of-new-cyclo-olefin-polymer-production-plant/), 2026-02-18: "Zeon Corporation will begin construction of a new production plant for Cyclo-Olefin Polymers (COP) at its business site in Yuka Town, Shunan City, Yamaguchi Prefecture."

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