KDK by Keywords

Kanto Denka Kogyo (KDK) is a chemicals manufacturer listed on the Prime Market of the Tokyo Stock Exchange. We offer many products with a high share in niche markets, including Specialty Gases. We may also be recognized as an electronics-related company because our main product is advanced materials used in manufacturing semiconductors and lithium-ion secondary batteries.
With a stable management foundation, we will provide a safe work environment with job satisfaction, support technologies that are cutting-edge on a global stage with our superior, original products, and grow to become an “innovative, development-driven company” to contribute to a sustainable society.

KDK has three main business divisions:
- Fundamental Chemicals Business
- Fine Chemicals Business
- Ferrochemicals Business
Fundamental chemicals support daily life as basic raw materials used in various everyday products. Fine chemicals are advanced materials that contribute to the development of a digital society. Ferro-chemicals enable higher performance in photocopiers and printers. Our technologies are needed in many fields, including collaborating on a life science project with a university startup by providing pharmaceutical materials. Our aim is to make everyday life richer and more convenient. We will address the diverse needs of users with our technology, creating the new normal for the next era while safeguarding the current one.

Since introducing Japan’s first hydrofluoric acid electrolysis technology in 1970, we have kept developing high added-value products that leverage our unique fluorine-related technologies. Particularly for Specialty Gases, we offer an industry-leading product lineup with the capacity to consistently perform all processes internally, from refining fluorine gas as a raw material to manufacturing various specialty gases. Leveraging our knowledge of fluorine, which requires careful handling, and our world-leading fluorine gas manufacturing capacity, we will continue to promote the development of unique products. The application of these technologies is not limited to fluoro-chemicals for semiconductors. They are also used for manufacturing battery materials such as lithium hexafluorophosphate (LiPF6), making a significant contribution to creating a sustainable society as the global trend toward decarbonization accelerates.

Our diverse range of products includes many with top-level global market shares. In addition to high performance that enables the development of new technologies, there is a growing demand for environmental friendliness. We have promoted research and development aimed at achieving both goals and supplied new products to the market. The track record of consistently meeting changing customer needs through close communication is why our products are chosen by customers. With the history and trust built over 80 years since the founding, KDK will continue to supply the products needed worldwide, as an industry-leading company.
KDK by Numbers
Net sales
Operating income
Profit per share
Net assets
Total assets
Net assets per share
Net sales by segment
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Fine chemicals
494 Million yen -
Fundamental chemicals
79 Million yen -
Ferrochemicals
23 Million yen -
Facilities
19 Million yen -
Commercial business
6 Million yen
Manufactured capital
Capital investment
Intellectual capital
R&D
bases
R&D
expenses
Human capital
No. of
employees (consolidated)
Education investment
per person
Natural capital