Bayer Group has announced that it will spin off its polymer and coatings MaterialScience unit as an independent, publicly traded company within two years. Bayer said the separation process should be complete by 2016. Bayer MaterialScience, established in 2004 as an independent subgroup of Bayer, is among the world’s largest manufacturers of high-tech polymer materials. The company is also one of the world’s leading suppliers of raw materials for coatings, adhesives and specialties.