Union Carbide

Union Carbide
Public domain · source
Name	Union Carbide
Fate	Acquired by Dow Chemical Company
Foundation	1917
Defunct	2001
Location	Danbury, Connecticut, United States
Industry	Chemical industry
Key people	Warren Anderson

Union Carbide was a major American chemicals and polymers manufacturing corporation founded in the early 20th century. It grew into a global industrial giant known for innovations in petrochemicals, industrial gases, and consumer products. The company's legacy is heavily defined by the catastrophic Bhopal disaster in 1984 and its subsequent acquisition by Dow Chemical Company.

History

The company was incorporated in 1917 as the Union Carbide and Carbon Corporation, following the merger of several firms including National Carbon Company. Under the leadership of executives like William H. Barton, it expanded rapidly, becoming a key supplier of industrial gases and metallurgical products. A significant early achievement was the development of the Lindemann process for producing ethylene. During World War II, Union Carbide was a crucial contractor for the Manhattan Project, operating facilities like the Oak Ridge National Laboratory for uranium enrichment. The postwar era saw massive growth, with the company establishing major complexes in locations such as Institute, West Virginia and expanding its international footprint into Europe and Asia.

Products and operations

Union Carbide's portfolio was diverse, spanning basic chemicals and branded consumer goods. It was a leading global producer of ethylene oxide, polyethylene, and other petrochemical building blocks. The company's Eveready brand dominated the market for batteries and flashlights, while its Prestone brand became synonymous with antifreeze. Its UCAR brand covered various carbon and graphite products. Major production facilities included the Texas City, Texas plant and the massive Taft, Louisiana complex. The company also held significant interests in mining, particularly through its subsidiary Union Carbide Mining and Metals Division.

Bhopal disaster

On the night of December 2–3, 1984, a catastrophic chemical leak occurred at Union Carbide's pesticide plant in Bhopal, India. Water entered a storage tank containing methyl isocyanate, triggering an exothermic reaction that released a toxic gas cloud over the densely populated city. The Bhopal gas tragedy resulted in thousands of immediate deaths and hundreds of thousands of injuries, with long-term health effects persisting for survivors. The incident sparked intense legal battles, with the Government of India filing a lawsuit in United States district court. In 1989, the Supreme Court of India approved a $470 million settlement between Union Carbide and the Indian government, a resolution widely criticized as inadequate.

Corporate restructuring

Financially crippled by liabilities from the Bhopal catastrophe, Union Carbide embarked on a series of divestitures to survive. It sold its flagship consumer brand, Eveready, to Ralston Purina in 1986. Throughout the 1990s, it spun off or sold major divisions, including its industrial gases business, which later became part of Praxair. The company became a target for acquisition, and in 1999, Dow Chemical Company announced a takeover. The $11.6 billion transaction was completed in 2001, ending Union Carbide's existence as an independent entity, though its former operations remained a part of ongoing litigation and activist campaigns related to Bhopal.

Environmental record and controversies

Beyond Bhopal, Union Carbide faced significant environmental and legal challenges. Its plant in Institute, West Virginia was the site of a 1985 leak of aldicarb oxime and methyl isocyanate, raising serious safety concerns. The company was implicated in widespread groundwater pollution in communities near its facilities, leading to lawsuits and regulatory actions by the United States Environmental Protection Agency. It was also a major producer of asbestos through its subsidiary Amatex, leading to numerous asbestosis and mesothelioma lawsuits. These controversies cemented its reputation in environmental and labor circles, with groups like the International Campaign for Justice in Bhopal continuing to demand accountability from its successor, Dow Chemical Company.

Category:Chemical companies of the United States Category:Companies established in 1917 Category:Companies disestablished in 2001 Category:Bhopal disaster