News Release

LANXESS sells Borchers GmbH to OM Group LANXESS AG Contact: Specialist for coating, dispersion and printing ink additives Rudolf Eickeler Corporate Communications not part of core business Financial Communications 51369 Leverkusen Leverkusen – The Leverkusen-based chemical company LANXESS continues to consolidate its portfolio and is selling its wholly owned Phone +49 214 30-40483 Fax +49 214 30-50691 subsidiary Borchers GmbH, located in Langenfeld, Germany, including [email protected] all overseas activities, to OM Group, Inc. (OMG) of , . LANXESS Management Board member Dr. Werner Breuers Page 1 of 1 commented: “Once again we have found a sustainable solution for a peripheral business.” Both parties have agreed not to disclose the purchase price. The transaction is still subject to the approval of the German Federal Cartel Office. Closing is expected at the end of September.

With a global workforce of more than 90, Borchers specializes in developing, manufacturing and marketing additives for coatings, dispersions and printing inks. The company was acquired by Bayer in 1986 and assigned to LANXESS in 2004 within the context of the LANXESS’ spin-off. In 2006, Borchers posted sales of EUR 36 million. The transaction covers Borchers GmbH in Langenfeld and its French subsidiary Borchers SAS, which operates a production facility in Castres. In addition, the agreement between LANXESS and OMG comprises Borchers’ sales employees in , the , and .

OMG manufactures and markets metal-based specialty chemicals. Headquartered in Cleveland, Ohio, the company employs around 1,250 people worldwide. Group sales in 2006 were slightly over US$ 660 million. Until now, OMG has been represented in Germany by a sales office located in Düsseldorf.

LANXESS is one of the leading European chemicals suppliers, with 2006 sales of EUR 6.94 billion and more than 16,000 employees in 18 countries. The company is represented at LANXESS AG Contact: around 50 sites worldwide. The core business of LANXESS is the development, Rudolf Eickeler manufacture and sale of chemicals, rubber and plastics. Corporate Communications Financial Communications 51369 Leverkusen Information for editors: Germany All our news releases can be found on http://press.lanxess.com . Any Phone +49 214 30-40483 available photo, video and audio material can also be downloaded from Fax +49 214 30-50691 there. [email protected]

Page 2 of 2 Leverkusen, September 4, 2007 eic (2007-233e)

Forward-Looking Statements This news release contains forward-looking statements based on current assumptions and forecasts made by LANXESS AG management. Various known and unknown risks, uncertainties and other factors could lead to material differences between the actual future results, financial situation, development or performance of the company and the estimates given here. The company assumes no liability whatsoever to update these forward-looking statements or to conform them to future events or developments.