CHASKA, Minn., April 21, 2009 (GLOBE NEWSWIRE) -- Entegris, Inc. (Nasdaq:ENTG) announced that the time of its quarterly conference call to discuss its first-quarter results has been changed to 9:00 a.m. Eastern Time (ET) on Thursday, April 30, 2009, one hour earlier than previously announced. The Company's financial results are scheduled to be released on April 30, 2009 before the opening of the market.

Participants should dial 1-866-290-0880 (domestic callers) or 1-913-312-1270 (for callers outside of the U.S.) and reference confirmation code #4119382. Participants are asked to dial in 5 to 10 minutes prior to the start of the call. A replay of the call will be available starting April 30, 2009 at 2:00 p.m. (ET) until June 11, 2009. The replay can be accessed by dialing (888) 203-1112 or (719) 457-0820 and using passcode 4119382.

The call can also be accessed live and on-demand from the Entegris website. Point your web browser to http://investor.entegris.com and follow the link to the webcast. The on-demand playback will be available for six weeks after the conclusion of the teleconference.

ABOUT ENTEGRIS

Entegris provides a wide range of products for purifying, protecting and transporting critical materials used in processing and manufacturing in semiconductor and other high-tech industries. Entegris is ISO 9001 certified and has manufacturing, customer service or research facilities in the United States, China, France, Germany, India, Israel, Japan, Malaysia, Singapore, South Korea and Taiwan. Additional information can be found at www.entegris.com.

CONTACT: Entegris, Inc.Steve Cantor, VP of Corporate Relations 978-436-6750 irelations@entegris.com