Case Summary
Dainippon agreed to divest the perylene business of its U.S. subsidiary, Sun Chemical Corporation, to Ciba Specialty Chemicals Inc. and Ciba Specialty Chemicals Corporation to settle allegations that its proposed acquisition of Bayer Corporation's high-performance pigment manufacturing facility would eliminate competition in the highly concentrated world market for perylenes -organic pigments used to impart unique shades of red color to products, including coatings, plastics and fibers.