Former Bayer subsidiaries

Lanxess AG is a German specialty chemicals company based in Cologne, Germany. It was founded in 2004 after Bayer AG spun off its chemicals division and parts of its polymers business.

Covestro AG is a German company producing polyurethane and polycarbonate raw materials. Products include isocyanates and polyols for cellular foams, thermoplastic polyurethane and polycarbonate pellets, as well as polyurethane based additives used in the formulation of coatings and adhesives. It is a Bayer spin-off formed in the fall of 2015 and was formerly called Bayer MaterialScience.