KINGSPORT, Tenn., Apr. 13, 2011 - Eastman Chemical Company is increasing prices on the following products May. 1, or as contracts allow. These increases are due to increased market demand and operating costs, particularly in raw materials and energy. EASTMAN™ EB ACETATE : List price increase of $USD 0.10/lb ($USD 0.22/kg) globally. Off-list price increase of $USD 0.10/lb ($USD 0.22/kg) globally. EASTMAN™ DB ACETATE : List price increase of $USD 0.10/lb ($USD 0.22/kg) globally. Off-list price increase of $USD 0.10/lb ($USD 0.22/kg) globally. EASTMAN™ DE ACETATE : Off-list price increase of $USD 0.05/lb ($USD 0.11/kg) globally. EASTMAN™ PM ACETATE, ALL GRADES : List price increase of $USD 0.10/lb ($USD 0.22/kg) globally. Off-list price increase of $USD 0.10/lb ($USD 0.22/kg) globally. EASTMAN™ EASTAPURE PM ACETATE, ALL GRADES : List price increase of $USD 0.08/lb ($USD 0.18/kg) globally. Off-list price increase of $USD 0.08/lb ($USD 0.18/kg) globally.

Eastman's chemicals, fibers and plastics are used as key ingredients in products that people use every day. Approximately 10,000 Eastman employees around the world blend technical expertise and innovation to deliver practical solutions. The company is committed to finding sustainable business opportunities within the diverse markets it serves. A global company headquartered in Kingsport, Tenn., USA, Eastman had 2009 sales of $5 billion. For more information, visit www.eastman.com