- Business
- Denka Company Limited manufactures and sells a diverse range of organic and inorganic chemicals, electronic materials, pharmaceuticals, and resin-related products primarily in Japan, the rest of Asia, and internationally. The company operates through four main business segments: Electronics & Innovative Products, including acetylene black, functional ceramics, films and tapes, thermally conductive substrates and materials, and adhesives; Life Innovation, encompassing influenza vaccines, antigen testing kits, rapid testing kits for COVID-19, and macromolecular hyaluronate preparations; Elastomers & Infrastructure Solutions, featuring functional elastomers, special cement additives, fertilizers, corrugated pipes such as Toyo Drainpipes, rubber pipe joints, and alumina fiber; and Polymer Solutions, comprising styrene-based performance plastics like DENKA THERMOSHEET sheets (including BOPS, heat-resistant, high heat-resistant, transparent impact-resistant, high-gloss, long life, oil-resistant multilayer, and multicolor variants), acetyl chemicals, synthetic fibers for wigs, food packaging materials, and poval. Founded in 1915 and headquartered in Tokyo, Japan, Denka lists on the Tokyo Stock Exchange Prime Market (ticker: 4061) and employs approximately 6,542 consolidated staff. Recent developments include the launch of Japan's largest polystyrene chemical recycling plant in cooperation with governments to convert used polystyrene into resources; the introduction of the D-NODE brand to promote a circular economy for styrene materials; a strategic investment in a South Korean startup to strengthen its heat-dissipating thermal conductive filler business; completion of investment in a startup developing a wearable electronic stethoscope for digital health advancements; facility reinforcement for production of ALSINK high-reliability heat-dissipating base plates to support power module applications; a strategic investment in Epicore Biosystems alongside Pegasus Tech Ventures in early 2024 to scale personalized hydration wearables in Japan and Asia; suspension of chloroprene rubber production and recording of related extraordinary losses at a U.S. subsidiary; and revision of its Management Plan Mission 2030.