「Possibility of Chemistry.」Denka Co.,Ltd.

Review of Business Operations

Denka Company Limited (Denka) was established in 1915 for the production of calcium carbide and chemical fertilizers by utilizing abundant limestone resources and its in-house electric power plants. Since then, we have grown to become a unique chemicals manufacturer involved in the production and distribution of a wide range of chemical products from inorganic and organic materials to electronic materials and processed resin products. These materials are based on our proprietary technologies of electric furnace controls, high-temperature reaction controls, organic synthesis and others nurtured over long years of experience in the field of calcium carbide chemicals business.
Here, we introduce Denka’s four critical business segments.

The organic materials business offers styrene-based resins, chemical products and acetylene-based organic chemicals.

The business consists of calcium carbide and fertilizers, which have been our core business since the founding of our company, along with cement and special cement additives. Also, we contribute development of civil engineering and agriculture thorough producing plastic products.

The electronic materials business offers a wide range of product mix of electronic materials.

In the field of processed resin products, we produce and sell a wide variety of plastics products, such as packaging materials for various types of foods, adhesive tapes for manufacturing and industrial uses, threads for synthetic wigs, as well as construction materials such as rain gutters.