sentences:  In August 2005, Entegris merged with Mykrolis Corporation, a publicly held supplier of filtration products to the semiconductor industry.Mykrolis was spun-out of Millipore Corporation in 2000.In August 2008, Entegris acquired Poco Graphite, Inc., a Decatur, Texas supplier of specialized graphite and silicon carbide products for use in semiconductor, EDM, glass bottling, biomedical, aerospace, and alternative energy applications.