Overview:Rohm and Haas is a global pioneer developing innovative technologies and solutions for the specialty materials industry. Based in Philadelphia, Pa., the company generated annual sales of approximately $9.6 billion in 2008. On April 1, 2009, Rohm and Haas was acquired by The Dow Chemical Company. Rohm and Haas is now a wholly owned subsidiary of The Dow Chemical Company. Visit www.rohmhaas.com or www.dow.com for more information.