UBE Corporation

UBE (formerly Ube Industries) is a long-established Japanese diversified company founded in 1897, headquartered in Tokyo. Its businesses span chemicals, cement, machinery, and energy, with global influence in polyimide and lithium-ion battery materials.

UBE Corporation's history began in 1897 in Ube, Yamaguchi Prefecture, with the establishment of the Okinoyama Coal Mine by Sukesaku Watanabe. The enterprise was initially organized as a silent partnership. Coal mining provided the foundation for the industrial development of the Ube area and later supplied the energy and raw materials needed for expansion into manufacturing. In 1914, Ube Shinkawa Iron Works was established as another silent partnership. The company then moved further into industrial materials with the formation of Ube Cement Production in 1923. Nitrogen manufacturing followed in 1933 through Ube Nitrogen Industry. These separate businesses were amalgamated in 1942, creating Ube Industries, Ltd. The consolidation brought mining, ironmaking, cement, and chemical production into a single industrial organization. After the Second World War, Ube Industries developed into a diversified manufacturer rather than remaining solely a mining company. Its chemical portfolio expanded into caprolactam, nylon and other polyamides, synthetic rubber, ammonia, engineering plastics, and polyethylene. The company also built businesses in specialty chemicals, pharmaceutical materials, cement, construction inputs, machinery, metal products, and energy. This diversification connected UBE to automotive, electronics, construction, industrial equipment, and other downstream markets. International development became increasingly important during the 1990s. In 1993, UBE invested in PQM in Spain, an operation later known as Ube Chemical Europe. In 1997, Thai Caprolactam Public Company and Ube Nylon Thailand began operations; the Thai business later became UBE Chemicals (Asia) Public Company. These investments strengthened UBE's position in Asian and European petrochemicals. In 1998, Ube-Mitsubishi Cement Corporation was established as a joint venture with Mitsubishi Materials, extending the company's cement activities through a major Japanese industrial partnership. UBE's later portfolio included specialty and performance materials such as polyimide, liquid electrolytes, dimethyl carbonate, high-purity silicon nitride powder, and nitrogen-separation membranes. Its machinery and metal-products businesses produced equipment such as injection-molding and die-casting machines, as well as aluminum wheels and bridges. The group also developed advanced fiber and ceramic technologies for demanding aerospace and defense-related applications. The former name Ube Industries, Ltd. was eventually replaced by UBE Corporation as the group emphasized its broader materials and technology identity. The company maintains Japanese headquarters in Tokyo, together with major operations, research, plants, terminals, and mineral resources in Ube and other Japanese locations. Its international network has included manufacturing, research, and sales activities in Thailand, Spain, China, the United States, South Korea, Singapore, Germany, Brazil, Taiwan, Mexico, and other markets. UBE has been listed on Japanese securities exchanges and associated with the Mitsubishi UFJ Financial Group keiretsu.

• 1998

  Ube-Mitsubishi Cement joint venture established

  [1]UBE Corporationen.wikipedia.org

  UBE and Mitsubishi Materials formed Ube-Mitsubishi Cement Corporation.

• 1997

  Thai chemical operations expanded

  [1]UBE Corporationen.wikipedia.org

  Thai Caprolactam Public Company and Ube Nylon Thailand opened, later operating as UBE Chemicals (Asia) Public Company.

• 1993

  Spanish chemical investment

  [1]UBE Corporationen.wikipedia.org

  UBE invested in PQM in Spain, an operation subsequently known as Ube Chemical Europe.

• 1942

  Ube Industries formed

  [1]UBE Corporationen.wikipedia.org

  The four predecessor enterprises were amalgamated to create Ube Industries, Ltd.

• 1933

  Nitrogen manufacturing established

  [1]UBE Corporationen.wikipedia.org

  Ube Nitrogen Industry was founded, adding chemical production to the group's mining, iron, and cement activities.

• 1923

  Cement production added

  [1]UBE Corporationen.wikipedia.org

  Ube Cement Production was established, beginning the cement business that remains part of UBE's industrial heritage.

• 1914

  Ube Shinkawa Iron Works founded

  [1]UBE Corporationen.wikipedia.org

  A second industrial enterprise was established, extending the group's activities from mining into ironworks.

• 1897

  Okinoyama Coal Mine established

  [1]UBE Corporationen.wikipedia.org

  Sukesaku Watanabe established the Okinoyama Coal Mine in Ube, creating the industrial predecessor of the present UBE group.

Diversified Japanese industrial and materials supplier combining basic chemicals, high-performance materials, cement, engineering, and machinery.

• Chemicals and plastics

  Caprolactam and polyamide materials

  UBE's chemical portfolio includes caprolactam, a key intermediate for nylon production, together with polyamide and nylon materials. These products support industrial and consumer applications requiring strength, durability, and chemical resistance.

• Specialty chemicals

  Specialty chemicals and battery materials

  The specialty portfolio includes liquid electrolytes, diols, dimethyl carbonate, polyimide, high-purity silicon nitride powder, and nitrogen-separation membranes. These materials serve energy storage, electronics, separation, and other high-performance industrial applications.

• Construction materials · 1923

  Cement and construction materials

  UBE produces cement and related construction materials and has historical access to limestone and magnesia resources. Its cement activities are supported by Japanese operations and the Ube-Mitsubishi Cement joint venture.

• Industrial machinery

  Machinery and metal products

  UBE's machinery and metal-products activities have included injection-molding machines, die-casting machines, aluminum wheels, and bridges. These businesses extend the group beyond materials into industrial equipment and engineered products.

• Advanced materials

  Advanced ceramic and composite materials

  UBE has developed advanced materials for aerospace and defense-related applications, including Tyranno fiber incorporating silicon and titanium. Such materials are intended for demanding environments where low weight, heat resistance, and specialized performance are important.

1. 1UBE Corporationen.wikipedia.org
2. 2UBE Corporation official websiteube.com