FILTER MEDIUM AND FILTER USING SAME

Title:

FILTER MEDIUM AND FILTER USING SAME

Document Type and Number:

WIPO Patent Application WO/2020/153174

Kind Code:

A1

Abstract:

Provided are: a filter medium that has a high dust trapping efficiency and less pressure loss, is capable of easily removing dust by using water without having to use chemicals, etc., and that exhibits excellent fast-dry properties; and a filter formed by using said filter medium. This filter medium includes an ultrafine fiber layer and a base material layer and has a mean flow pore size of at most 3.0 µm, wherein the adhesion energy of water on the surface of the ultrafine fiber layer is at most 3.0 mJ/m2.

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Inventors:

HIRAMOTO SHINPEI (JP)
UMEBAYASHI YO (JP)
ITO HIDEMI (JP)

Application Number:

PCT/JP2020/000881

Publication Date:

July 30, 2020

Filing Date:

January 14, 2020

Export Citation:

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Assignee:

JNC CORP (JP)
JNC FIBERS CORP (JP)

International Classes:

B01D39/16; B32B5/26; D01F1/10; D04H1/4374; D04H1/4382

Foreign References:

JP2012122922A	2012-06-28
JP2008221073A	2008-09-25
JP2010058328A	2010-03-18
JP2014159033A	2014-09-04

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