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10-K - 10-K - Polypore International, Inc.a2202204z10-k.htm
EX-32.1 - EX-32.1 - Polypore International, Inc.a2202204zex-32_1.htm
EX-31.2 - EX-31.2 - Polypore International, Inc.a2202204zex-31_2.htm
EX-23.1 - EX-23.1 - Polypore International, Inc.a2202204zex-23_1.htm
EX-32.2 - EX-32.2 - Polypore International, Inc.a2202204zex-32_2.htm
EX-31.1 - EX-31.1 - Polypore International, Inc.a2202204zex-31_1.htm

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Exhibit 21.1

SUBSIDIARIES OF POLYPORE INTERNATIONAL, INC.

Name of Subsidiary
  State or jurisdiction of
Incorporation or Organization
Polypore Hong Kong, Limited   Hong Kong
Celgard Acquisition Corporation.    Cayman Islands
Celgard Korea, Inc.    South Korea
Celgard, LLC   Delaware
Daramic Austria GmbH.    Austria
Daramic Tianjin PE Separator Co., Ltd.    China
Daramic (Thailand) Limited   Thailand
Daramic Acquisition Corporation.    Delaware
Daramic Asia, Inc.    Delaware
Daramic Holding, LLC   Delaware
Daramic Holding S.A.S.    France
Daramic International, Inc.    Delaware
Daramic S.A.S.    France
Daramic Separadores de Baterias Ltda.    Brazil
Daramic, LLC   Delaware
Daramic Xiangfan Battery Separator Co., Ltd.    China
Membrana GmbH   Germany
Microporous Holding, LLC   Delaware
Microporous Products, LLC.    Delaware
MP Assets Corporation   Delaware
Polypore Acquisition GmbH   Germany
Polypore B.V.    Netherlands
Polypore C.V.    Netherlands
Polypore K.K   Japan
Polypore (Shanghai) Membrane Products Co. Ltd.    China
Daramic Battery Separator India Private Limited   India
Separatorenerzeugung GmbH   Austria
Separatorenerzeugung Holding GmbH   Austria



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SUBSIDIARIES OF POLYPORE INTERNATIONAL, INC.