Title:
多孔質膜および、その製造方法
Document Type and Number:
Japanese Patent JP7275687
Kind Code:
B2
Abstract:
To provide a porous membrane having a high level of hydrophilicity.SOLUTION: A porous membrane contains polyethylene. The polyethylene contains an ultrahigh-molecular weight polyethylene. The ultrahigh-molecular weight polyethylene has a weight average molecular weight (Mw) of 1×106 or more. The polyethylene has at least one hydrophilic functional group. The hydrophilic functional group has a COONa group.SELECTED DRAWING: None
Inventors:
Masayuki Kitagawa
Yoshiaki Kokubo
Masanobu Takeda
Yoshiaki Kokubo
Masanobu Takeda
Application Number:
JP2019048262A
Publication Date:
May 18, 2023
Filing Date:
March 15, 2019
Export Citation:
Assignee:
Toray Industries, Inc.
International Classes:
B01D69/02; B01D69/00; B01D71/26; B01D71/40; B01D71/78; B01D71/82
Domestic Patent References:
| JP61106640A | ||||
| JP2010534557A | ||||
| JP61179217A | ||||
| JP49006552A | ||||
| JP2013249510A |
Foreign References:
| WO2001048065A1 |
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