FILTER SUPPORT BODY AND FILTER USING SAME - TOYO BOSEKI KABUSHIKI KAISHA

Title:

FILTER SUPPORT BODY AND FILTER USING SAME

Document Type and Number:

WIPO Patent Application WO/2011/158324

Kind Code:

A1

Abstract:

Provided is a filter support body that uses a porous membrane with low outgassing and excellent shape retention of pleat folded products and a filter that uses said support body. The filter support body provides a continuous non-woven fabric formed from polyester, which has a mass per unit area of 20-100 g/m2, and to which an embossing process with a bonding area ratio of 8-18% has been applied, and 0.7-5.0 g/m2 of a thermoplastic resin that includes an ethylene vinyl acetate copolymer on the surface of at least one side of the continuous non-woven fabric and has a melting point of 100-140 ºC, as a thermal adhesive component.

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Inventors:

KOIDA,Takashi (2-8Dojimahama 2-Chome,Kita-k, Osaka-shi Osaka 30, 〒5308230, JP)
恋田　貴史 (〒30 大阪府大阪市北区堂島浜二丁目２番８号　東洋紡績株式会社　内 Osaka, 〒5308230, JP)

Application Number:

JP2010/060069

Publication Date:

December 22, 2011

Filing Date:

June 15, 2010

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Assignee:

TOYO BOSEKI KABUSHIKI KAISHA (2-8Dojimahama 2-Chome, Kita-kuOsaka-shi Osaka, 30, 〒5308230, JP)
東洋紡績株式会社 (〒30 大阪府大阪市北区堂島浜二丁目２番８号 Osaka, 〒5308230, JP)
KOIDA,Takashi (2-8Dojimahama 2-Chome,Kita-k, Osaka-shi Osaka 30, 〒5308230, JP)

International Classes:

B01D46/52; B01D39/16; B01D46/54; B01D69/10

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