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Title:
FIBER AGGREGATE
Document Type and Number:
WIPO Patent Application WO/2021/125157
Kind Code:
A1
Abstract:
Provided is a fiber aggregate particularly useful as a filter medium for an air filter.　In the fiber aggregate, the average fiber diameter of fibers constituting the fiber aggregate is 600-1500 nm, the content of fibers having a fiber diameter of greater than or equal to 1 μm but less than 2 μm is 10-50%, and the fibers constituting the fiber aggregate contain a thermoplastic resin as a main component.

Inventors:
TAOGUCHI SHINICHI (JP)
OSHITA TATSUHIRO (JP)
Application Number:
PCT/JP2020/046707
Publication Date:
June 24, 2021
Filing Date:
December 15, 2020
Export Citation:
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Assignee:
YAMASHIN FILTER CORP (JP)
International Classes:
B32B5/26; D04H3/016
Domestic Patent References:
WO2016148174A12016-09-22
WO2012102398A12012-08-02
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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