Chemetall Increases Organolithium Prices

FRANKFURT AM MAIN, Germany & PRINCETON, N.J.--()--Chemetall GmbH, a wholly owned subsidiary of Rockwood Holdings Inc. (NYSE: ROC), announced today that effective September 1st, 2011, as contracts permit, prices for organolithium products will be increased by 8 percent.

“The company is taking this action to recover the increased costs for energy, raw materials, solvents and transport,” said Dr. Steffen Haber, President of Chemetall GmbH.

Butyllithium is the most important lithium containing organometallic compound. It is used in organic synthesis and for the production of polymers.

Chemetall continues to develop cost-effective and reliable sources of supply and has invested in new capacities and cost-effective technologies. Appropriate prices are necessary to ensure that the company will remain a long-term reliable and innovative partner for the company’s global customers.

Chemetall is the world's leading manufacturer of lithium-based compounds and an innovative developer of metal-based fine chemicals for use in specialty applications. Chemetall's lithium-based compounds are used in a variety of high growth applications, including base chemicals for numerous industries, drug intermediates, elastomers for car tires and rubber soles, lithium batteries, thermoplastic materials and high performance greases. Chemetall has lithium production facilities in the United States, Chile, Germany and Taiwan. For more information go to: www.chemetall.com

Chemetall is part of Rockwood Holdings, Inc., a leading global specialty chemicals and advanced materials company. Rockwood has a worldwide employee base of approximately 9,600 people and annual net sales of more than $3.5 billion. The company focuses on global niche segments of the specialty chemicals, pigments and additives and advanced materials markets. For more information on Rockwood, please visit www.rocksp.com.

The information set forth in this press release contains certain "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995 concerning the business, operations and financial condition of Rockwood Holdings, Inc. and its subsidiaries and affiliates ("Rockwood"). Words such as "anticipates," "believes," "estimates," "expects," "forecasts," "predicts" and variations of such words or expressions are intended to identify forward-looking statements. Although Rockwood believes the expectations reflected in such forward-looking statements are based upon reasonable assumptions, there can be no assurance that its expectations will be realized. "Forward-looking statements" consist of all non-historical information, including any statements referring to the prospects and future performance of Rockwood. Actual results could differ materially from those projected in Rockwood's forward-looking statements due to numerous known and unknown risks and uncertainties, including, among other things, the "Risk Factors" described in Rockwood's 2010 Form 10-K on file with the Securities and Exchange Commission. Rockwood does not undertake any obligation to publicly update any forward-looking statement to reflect events or circumstances after the date on which any such statement is made or to reflect the occurrence of unanticipated events. The Group's activities focus on products and processes for the chemical treatment of metal surfaces and plastics, as well as selected fields of fine chemistry, e.g. lithium and cesium compounds.

Contacts

Investors & Financial Press:
Rockwood Holdings
Timothy McKenna, +1-609-734-6430
tmckenna@rocksp.com
or
European and Trade Press:
Chemetall
Thomas Krause, +49-69-7165-2232
tkrause@chemetall.com

Release Summary

Rockwood Holdings (NYSE: ROC) and its Chemetall subsidiary announce prices for organolithium products will be increased by 8 percent as of Sept. 1, 2011, as contracts permit.

Contacts

Investors & Financial Press:
Rockwood Holdings
Timothy McKenna, +1-609-734-6430
tmckenna@rocksp.com
or
European and Trade Press:
Chemetall
Thomas Krause, +49-69-7165-2232
tkrause@chemetall.com