AZ Electronic Materials was a Luxembourg specialty chemicals company that produced chemicals used in the manufacture electronics such as integrated circuits and flat panel displays. The company was acquired by Merck Group in 2014.
The company was established in the 1950s as a division of Hoechst (now Sanofi). The name of the company is derived from the organic compound diazo.
In 1997 it was acquired by Clariant, a Swiss specialty chemicals business and in 2004 it was bought with funds controlled by the Carlyle Group. Vestar Capital Partners took a stake in the company in 2007.
In October 2010 it was first listed on the London Stock Exchange.
On 2 May 2014, Merck KGaA announced the successful acquisition of AZ Electronic Materials.
The Company produces and sells specialty chemical materials used in the manufacture of integrated circuits and flat panel displays.