- Business
- Soken Chemical & Engineering Co., Ltd. manufactures and sells specialty chemicals, including acrylic-based pressure-sensitive adhesives, functional polymers, organic fine particles, adhesive tapes, and performance materials; it also provides equipment, systems, and engineering services for plant maintenance and thermal operations. Established in 1948 and headquartered in Tokyo, Japan, the company operates production facilities in Japan, China, and Thailand through subsidiaries such as Suzhou Soken Chemical Co., Ltd., Ningbo Daxie Soken Chemical Co., Ltd., Soken Chemical Asia Co., Ltd., and Soken High-tech Material (Nanjing) Co., Ltd., serving industries including electronics, automobiles, displays, construction, cosmetics, and printing with products applied in IT devices, LCD light diffusion, conductive coatings, solar cells, paints, toners, and water/oil repellents. Pressure-sensitive adhesives support lamination of optical materials, part assembly in home appliances and vehicles, and consumer applications like double-sided tapes; functional fine particles enable matting effects in coatings, anti-blocking in films, and additives in cosmetics; specialty coated products include double-sided acrylic foam tapes; and organic conductive materials serve antistatic coatings, capacitors, OPV hole transport layers, and organic EL devices. In March 2025, Soken Chemical invested in EF Polymer, a startup developing 100% naturally derived superabsorbent polymers from agricultural waste for biomass water-absorbing sheets aimed at agricultural and overseas markets, signaling a strategic expansion into sustainable materials.