Chemtura Corporation (NYSE: CHMT) has announced that it is raising the price of the products supplied by the Urethanes Business effective May 1, 2012, or as contracts allow, as the result of continued and significant escalation in the cost of key raw materials used in the manufacture of pre-polymers and specialty curatives. Chemtura will increase the prices of its pre-polymers and specialty curatives by up to 9 percent in North America, Latin America and Asia Pacific regions. These increases are essential to sustain Chemtura’s ability to provide high-quality products, service levels and innovative offerings. Chemtura Corporation Chemtura Corporation, with 2011 sales of $3 billion, is a global manufacturer and marketer of specialty chemicals, agrochemicals, and pool, spa and home care products. Additional information concerning Chemtura is available at www.chemtura.com.