Dainen Materials Co. Ltd.

Japanese innovator Dainen Materials Co., Ltd. manufactures high-performance natural graphite anodes and sustainable recycling solutions for lithium-ion batteries, advancing EV and energy storage technology.

Company Location

Country:

Japan

City:

Himeji, Hyogo

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Company Overview

Dainen Materials Co., Ltd., established in 2017 as part of the Dainen Group, is a Japanese innovator in lithium-ion battery anode manufacturing and recycling solutions. Based in Himeji, Hyogo, Japan, the company leverages over 80 years of carbon materials expertise to supply high-performance natural graphite anodes to global automotive, electronics, and energy storage sectors. It also operates a lithium-ion recycling division focused on circular economy initiatives aligned with UN SDGs, recovering valuable materials from spent batteries to reduce waste and resource consumption.

Battery Technology

The company produces natural graphite anodes enhanced by advanced purification and coating processes for improved energy density, cycle life, and thermal stability. Its Black Mass Recycling Division recovers cobalt, nickel, lithium and other metals from spent cells, while the Anode Graphite Recycling Division reclaims graphite from used anodes. Partnerships include a 2024 agreement with Green Li-ion Pte. Ltd. to expand recycling infrastructure in Japan and India, collaboration with American Battery Technology Company on next-generation recovery methods, and a supply agreement with Westwater Resources for coated spherical purified graphite.

Products

High-performance natural graphite anodes engineered for EV, consumer electronics, and energy storage applications, featuring enhanced energy density, extended cycle life, and superior thermal stability through advanced purification and coating. Additionally, recycled graphite materials and black mass concentrates are refined for reuse in new battery production.

Recent Projects

2024 partnership with Green Li-ion Pte. Ltd. to build a coordinated recycling network in Japan and India; collaboration with American Battery Technology Company on next-generation lithium-ion recovery technologies; supply agreement with Westwater Resources Inc. for coated spherical purified graphite.

Investors

Dainen Materials Co. Ltd. is a wholly owned subsidiary of Dainen Corporation and is funded and supported by the Dainen Group, with no external venture or individual investors disclosed.

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