Title:
フィルター及び金属イオン除去装置
Document Type and Number:
Japanese Patent JP7153471
Kind Code:
B2
Abstract:
To provide a filter capable of efficiently removing metal ions in a treatment liquid, and capable of easily obtaining a solution having an extremely low metal ion content. A depth filter includes a porous molded article. The porous molded article is a sintered material of mixed powder or a swollen material of the sintered material. The mixed powder contains dried gel powder and thermoplastic resin powder. The dried gel powder contains an ion exchange resin including a sulfonic acid group, and a nitrogen-containing chelating resin.
Inventors:
Mitsuaki Kobayashi
Hideyuki Okada
Okuhisa
Takaaki Shirai
Hideyuki Okada
Okuhisa
Takaaki Shirai
Application Number:
JP2018104598A
Publication Date:
October 14, 2022
Filing Date:
May 31, 2018
Export Citation:
Assignee:
3M Innovative Properties Company
International Classes:
C02F1/42; B01J39/05; B01J39/07; B01J39/19; B01J39/20; B01J39/22; B01J45/00; B01J47/026
Domestic Patent References:
JP2016141756A | ||||
JP5234876A |
Foreign References:
US20150083667 | ||||
CN106673110A |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Ikeda Adult
Yoshinori Shimizu
Junichiro Sakamaki
Ikeda Adult
Yoshinori Shimizu
Junichiro Sakamaki
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