CHARLOTTE, N.C., March 31, 2010 (GLOBE NEWSWIRE) -- Polypore International, Inc. (NYSE:PPO) is pleased announce that its Celgard business unit, headquartered in Charlotte, North Carolina, will be visited by The President of the United States on Friday, April 2. Please see the White House website for further details.
About Polypore International, Inc.
Polypore International, Inc. is a global high technology filtration company specializing in microporous membranes. Polypore's flat sheet and hollow fiber membranes are used in specialized applications that require the removal or separation of various materials from liquids, primarily in the ultrafiltration and microfiltration markets. Based in Charlotte, NC, Polypore International, Inc. is a market leader with manufacturing facilities or sales offices in ten countries serving six continents. See http://www.polypore.net/">www.polypore.net.
About Celgard, LLC
Celgard is a leading global supplier of microporous separators used in lithium-ion batteries and is one of the largest participants in the U.S. lithium battery supply chain. Celgard® separators are used in lithium-ion batteries for personal electronics devices such as notebook computers, mobile phones, digital cameras, power tools, and new applications such as reserve power/grid management systems and EDVs. These separators play a critical role in the performance and life of lithium-ion battery cells by providing a barrier between the positive and negative electrodes – preventing short circuits while controlling the exchange of lithium ions from one side of the battery to the other.