Title:
SEMIPERMEABLE MEMBRANE SUPPORT FOR MEMBRANE SEPARATION ACTIVE SLUDGE TREATMENT
Document Type and Number:
Japanese Patent JP2021107053
Kind Code:
A
Abstract:
To provide a semipermeable membrane support for membrane separation active sludge treatment which makes a semipermeable membrane solution less likely to strike through a non-coating surface.SOLUTION: A semipermeable membrane support for membrane separation active sludge treatment is formed of a non-woven fabric including at least a main body synthetic fiber and a binder synthetic fiber as synthetic fibers. The semipermeable membrane support for membrane separation active sludge treatment includes a synthetic fiber having a fiber length of 0.2 mm or shorter.SELECTED DRAWING: None
Inventors:
YOSHIDA MITSUO
Application Number:
JP2019238998A
Publication Date:
July 29, 2021
Filing Date:
December 27, 2019
Export Citation:
Assignee:
MITSUBISHI PAPER MILLS LTD
International Classes:
B01D69/10; D21H13/10
Domestic Patent References:
| JP2017104840A | 2017-06-15 | |||
| JP2015073946A | 2015-04-20 | |||
| JP2015085277A | 2015-05-07 | |||
| JP2019042649A | 2019-03-22 | |||
| JP2015014078A | 2015-01-22 |
Foreign References:
| WO2018174224A1 | 2018-09-27 |