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Title:
WATER PURIFYING FILTER AND WATER PURIFIER USING SAME
Document Type and Number:
WIPO Patent Application WO/2020/138054
Kind Code:
A1
Abstract:
An aspect of the present invention relates to a water purifying filter characterized by including: a first support; an active carbon layer containing an active carbon and a fibrous binder; and a second support, wherein with respect to the active carbon, 10% particle diameter (D10) of volume basis cumulative distribution is 19-90 μm, 50% particle diameter (D50) of volume basis cumulative distribution is 120-180 μm, 90% particle diameter (D90) of volume basis cumulative distribution is 180-250 μm, the ventilation resistance of the first support is 0.5-10 mmH2O, the ventilation resistance of the second support is 0.5-7 mmH2O, and the thickness of the active carbon layer is 3-10 mm.

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Inventors:
YOSHINOBU HIROE (JP)
HANAMOTO TETSUYA (JP)
Application Number:
PCT/JP2019/050557
Publication Date:
July 02, 2020
Filing Date:
December 24, 2019
Export Citation:
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Assignee:
KURARAY CO (JP)
International Classes:
B01J20/20; B01J20/28; C02F1/28
Domestic Patent References:
WO2011016548A12011-02-10
WO2010150534A12010-12-29
Foreign References:
JP2016140788A2016-08-08
US20140060727A12014-03-06
Attorney, Agent or Firm:
KOTANI, Etsuji et al. (JP)
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