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Title:
フィルター媒体
Document Type and Number:
Japanese Patent JP2008507434
Kind Code:
A
Abstract:
In one aspect, the invention provides an article consisting essentially of a paper layer including about 10 Wt % to about 40 Wt % of a thermoplastic polymer and an ePTFE membrane laminated to the paper layer. Preferably, the paper layer includes about 10 Wt % to about 30 Wt % of a thermoplastic polymer. More preferably, the paper layer includes about 18 Wt % to about 25 Wt % of a thermoplastic polymer. A paper layer including about 20 Wt % of a thermoplastic polymer is most preferred. In another aspect, the thermoplastic polymer may comprise poly vinyl acetate. In yet another aspect, the invention provides a filter media consisting essentially of a cellulose paper layer including about 20 Wt % poly vinyl acetate binder; and an ePTFE membrane laminated to said cellulose paper layer. In still another aspect, the invention provides a paper layer in which the paper is cellulose paper. In yet another aspect, the invention provides a method of making a filter media consisting essentially of: providing a cellulose paper layer including about 20 Wt % of poly vinyl acetate, providing an ePTFE membrane to at least one surface of the cellulose paper layer; and laminating the ePTFE membrane to the cellulose paper layer.

Inventors:
デベス,マイケル エイチ.
ゲバート,リチャード イー.
Application Number:
JP2007522793A
Publication Date:
March 13, 2008
Filing Date:
July 22, 2005
Export Citation:
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Assignee:
ゴア エンタープライズ ホールディングス,インコーポレイティド
International Classes:
B32B27/30; B01D39/00; B01D39/16; B01D39/18; B01D69/10; B01D71/36; B32B27/10
Domestic Patent References:
JPH07126428A1995-05-16
JPS6316019A1988-01-23
JP2003205211A2003-07-22
JP2004188355A2004-07-08
JPH02139919U1990-11-22
JPH03504355A1991-09-26
JPH1085530A1998-04-07
JPS528108A1977-01-21
JPS62277119A1987-12-02
JP2001187306A2001-07-10
JPS63113637U1988-07-21
JPS334006B1
JP2001516824A2001-10-02
JPS53275A1978-01-05
JP2000507887A2000-06-27
JPH07126428A1995-05-16
JPS6316019A1988-01-23
JP2003205211A2003-07-22
JP2004188355A2004-07-08
JPH02139919U1990-11-22
JPH03504355A1991-09-26
Attorney, Agent or Firm:
青木 篤
石田 敬
古賀 哲次
高橋 正俊