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ZEON to build new single-wall carbon nanotube plant at Tokuyama

Zeon CorporationShunan, YamaguchiPublished
InvestmentNot disclosed
PhaseUnder construction
StartAug 25, 2026
CompletionJan 2028
Construction
Today
20272028

About 15 months to scheduled completion.

ZEON has started construction of a new single-wall carbon nanotube (SWCNT) plant at its Tokuyama Factory in Shunan, Yamaguchi. The plant will use an advanced proprietary process based on the Super Growth method and is expected to begin full-scale operations in 2028, expanding production capacity several dozen times from the current level to meet growing lithium-ion battery demand.

Project facts

Owner
Zeon Corporation
Listing
4205 Tokyo
Facility
Factory/Plant
Sector
Materials & chemicals
Location
Shunan, Yamaguchi, Japan
Investment
Not disclosed
Scale / capacity
Several dozen times current production capacity
Construction start
Aug 25, 2026
Completion
Jan 2028
Announced
Aug 25, 2026
Themes
EV-battery, AI-infrastructure, renewable-energy

Figures and schedules are as announced by the company or the public body concerned; plans can change. Amounts that were not disclosed are recorded as not disclosed, never estimated.

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