Exhibit 99.1
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                     POLYPORE INTERNATIONAL, INC. APPOINTS
                     ROBERT B. TOTH AS NEW PRESIDENT AND CEO

CHARLOTTE, NC - July 7, 2005 - Polypore International, Inc. announced today that
Robert B. Toth, 44, has been appointed as Polypore International's new President
and Chief Executive Officer and as the new President and Chief Executive Officer
of Polypore International's subsidiary,  Polypore, Inc. Mr. Toth will also serve
as a member of the Board of Directors of both companies.  The current  President
and Chief Executive, Frank Nasisi, will become Vice Chairman and remain a member
of the Board of Directors of both companies.

Mr. Toth previously was President and Chief Executive Officer of CP Kelco ApS, a
leading global manufacturer of hydrocolloids,  with more than 2,000 customers in
over 100  countries  and  facilities in North  America,  Europe,  Asia and Latin
America.  Prior to joining CP Kelco,  he spent 19 years at Monsanto  and Solutia
Inc. in roles of increasing responsibility,  most recently as Vice President and
General Manager of the Resins and Additives division of Solutia.

Michael  Graff,  Warburg Pincus  Managing  Director and Chairman of the Board of
Directors of both Polypore International and Polypore, stated: "We are extremely
pleased to  welcome  Bob as our new  President  and  C.E.O.  He has  substantial
experience  operating global  businesses that sell highly technical  products to
large OEM customers. This experience makes Bob the ideal choice to lead Polypore
into the future. We are also extremely  grateful to Frank for his dedication and
leadership in building  Polypore into the business it is today.  We look forward
to continuing our relationship with him as he assumes his new role."

"I am very pleased to have the  opportunity  to join  Polypore as President  and
C.E.O.  Given  Polypore's  strong  commitment  to  customer  service,   quality,
technical  innovation,  and  delivering  value, I am excited about the promising
growth potential," added Mr. Toth.

Commenting on the  appointment,  Mr. Nasisi added:  "I am proud of what Polypore
has accomplished over the time that I've been affiliated with the company, and I
am very pleased to welcome Bob as Polypore's  new President and C.E.O. I believe
that, given his experience and  qualifications,  he is uniquely equipped to lead
the company into the future."

Polypore International,  Inc. is a growing worldwide developer, manufacturer and
marketer of highly  specialized  polymer-based  membranes used in separation and
filtration  processes.  Polypore's  products and technologies target specialized
applications  and markets  that  require the  removal or  separation  of various
materials  from  liquids,   with  concentration  in  the   ultrafiltration   and
microfiltration  markets.  Truly a global provider,  Polypore has  manufacturing
facilities or sales offices in ten countries serving five continents. Polypore's
corporate offices are located in Charlotte, North Carolina.

This release contains statements that are forward-looking in nature.  Statements
that are  predictive  in nature,  that depend upon or refer to future  events or
conditions or that include words such as  "expects,"  "anticipates,"  "intends,"
"plans,"  "believes,"  "estimates," and similar  expressions are forward-looking
statements.  These statements involve known and unknown risks, uncertainties and
other factors that may cause our actual results and performance to be



materially different from any future results or performance expressed or implied
by these forward-looking  statements.  These factors include the following:  the
highly  competitive  nature of the  markets in which we sell our  products;  the
failure  to  continue  developing  innovative  products;  the  increased  use of
synthetic  hemodialysis  filtration membranes by our customers;  the loss of our
customers;  the vertical  integration  by our customers of the production of our
products  into  their own  manufacturing  process;  increases  in prices for raw
materials or the loss of key supplier contracts;  employee slowdowns, strikes or
similar actions; product liability claims exposure; risks in connection with our
operations  outside the United States;  the  incurrence of substantial  costs to
comply with, or as a result of violations of or liabilities under, environmental
laws; the failure to protect our intellectual  property;  the failure to replace
lost  senior   management;   the  incurrence  of  additional  debt,   contingent
liabilities and expenses in connection with future acquisitions;  the failure to
effectively integrate newly acquired operations; and absence of expected returns
from the amount of intangible  assets we have recorded.  Additional  information
concerning these and other important  factors can be found in the "Risk Factors"
section of Polypore  International's  Registration  Statement  on Form S-4 filed
with the  Securities  and Exchange  Commission  on June 13, 2005 and Polypore `s
Annual Report on Form 10-K for the fiscal year ended January 1, 2005. Statements
in this  release  should  be  evaluated  in light of  these  important  factors.
Although we believe that these statements are based upon reasonable assumptions,
we  cannot   guarantee   future   results.   Given  these   uncertainties,   the
forward-looking statements discussed in this press release might not occur.



CONTACT:   Mark Hadley -  Investor Relations Manager - 704-587-8886


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