AZ Electronic Materials
From Graces Guide
The name AZ is taken from the photochemical compound diAZo
The Company was established in the 1950s as a division of Hoechst
1957 Develops first positive photoresists for Integrated Circuits
1962 AZ sold the first broadband series photoresists under the AZ® trademark
1997 Acquired by Clariant, a Swiss speciality chemicals business
2004 Bought by funds controlled controlled by the Carlyle Group.
2007 Vestar Capital Partners took a stake in the company
2010 Listed on the London Stock Exchange