Notified on 28 October 2005, this merger consists of the acquisition by BASF Aktiengesellshaft (referred to below as "BASF") through Elastrogran Itália S.p.a. and Elastrogran GmbH, subsidiaries of the BASF Group, of the assets representing the polyurethane business of the undertaking CROMPTON S.A.S. (referred to below as CROMPTON).