Daramic, LLC Announces Capacity Expansion of Thailand Operations

March 21st, 2011

CHARLOTTE, NC – March 21, 2011– Daramic, LLC, a division of Polypore International, Inc., recently announced an expansion of its manufacturing facility in Prachinburi, Thailand, which is already the largest polyethylene battery separator manufacturing site in Asia. The project is estimated for completion in early 2012 and includes the addition of a full production line.

"Growing Daramic’s presence in Asia-Pacific is a top priority for our company,” said Pierre Hauswald, vice president and general manager, Daramic. “Our continued investment in Prachinburi furthers our commitment to provide customers with a local source of high-performance products and innovative solutions.”
Daramic, a global leader in the lead-acid battery separator market, manufactures a full range of high-performance polyethylene battery separators at its Prachinburi plant. The previous expansion, completed in late 2008, significantly increased the site’s capacity.

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 nine countries serving six continents. See www.polypore.net.

ABOUT DARAMIC, LLC

Daramic, LLC – part of Polypore’s Energy Storage business segment – produces polyethylene battery separator membranes used primarily in transportation and industrial applications. Daramic has ten manufacturing plants and three technical centers that serve a global customer base. See www.daramic.com
Forward-Looking Statement

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