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The company was a family owned business that operated since the late 1930s until 2009. [5] [6] In December 1983, a partially below-ground storage tank holding approximately 3,640 gallons of chromic acid plating solution containing approximately 5,400 pounds of chromium failed, leaking the solution directly into the groundwater underneath. [7] [1]
Anodizing can also be performed in borate or tartrate baths in which aluminium oxide is insoluble. In these processes, the coating growth stops when the part is fully covered, and the thickness is linearly related to the voltage applied. [6] These coatings are free of pores, relative to the sulfuric and chromic acid processes. [6]
GFS Chemicals Inc, formerly known as G. Frederick Smith Chemical Company, [1] is a privately owned fine and specialty chemical company with headquarters in Powell, Ohio and manufacturing facilities in Columbus, Ohio. It was founded by G. Frederick Smith in Urbana, Illinois in 1924, and moved to Columbus, Ohio in 1928. [1] [2] [3]
Hexion Inc. or Hexion (previously Momentive Specialty Chemicals) [2] is a chemical company based in Columbus, Ohio. It produces thermoset resins and related technologies and specialty products. Hexion is organized into two divisions: the Epoxy, Phenolic and Coating Resins Division, and the Forest Products Division.
Plant Name Address Products Jefferson North Assembly: 2101 Conner Avenue. Detroit, Michigan 48215 : Jeep Grand Cherokee, Dodge Durango: Sterling Heights Assembly: 38111 Van Dyke.
[2] [3] Processes for producing anodic aluminum oxide membranes using chromic acid, sulfuric acid, oxalic acid, or phosphoric acid appear in a patent attributed to Alan W. Smith of the Boeing Company in 1974. [4] The formation of AAO with highly ordered 2D hexagonal porous structure was first demonstrated in 1995. [5]
Hexavalent chromium plating, also known as hex-chrome, Cr 6+, and chrome(VI) plating, uses chromium trioxide (CrO 3, also known as chromic anhydride) as the main ingredient. Hexavalent chromium plating solution is used for both decorative and hard plating, as well as bright dipping of copper alloys, chromic acid anodizing , and chromate ...
A further appeal from the Indian company that went to the Supreme Court of India led to a stay of the verdict, however, there was a restraining order on the use of the "Exide" name from the American company until the final verdict. Both parties settled in 2017, with an out of court settlement from Exide Industries to Exide Technologies, terms ...