Eastman Chemical Co., Kingsport, TN, announced that it will give the name Voridian Co. to its polyethylene terephthalate (PET) business, a producer of plastic used in soda bottles, milk jugs and other products. Eastman is in the process of splitting into two publicly traded companies, with the action expected to be completed by the end of this year. The company earlier announced that its specialty chemicals and plastics business would be named Eastman Co.