Title:
SEPARATION MEMBRANE
Document Type and Number:
WIPO Patent Application WO/2020/026542
Kind Code:
A1
Abstract:
Provided is a separation membrane that exhibits excellent separation performance even for separation of gases. This separation membrane is a separation membrane in which zeolite crystals are supported on a porous base material, and is characterized in that the Si/Na2O molar ratio in the zeolite is 100-6,500. In addition, another separation membrane of the present invention is a separation membrane in which zeolite crystals are supported on a porous base material, and is characterized by being obtained using a reaction liquid for a zeolite membrane, which contains sodium at a quantity whereby the H2O/Na2O molar ratio is 3,500-100,000.
Inventors:
ITAKURA MASAYA (JP)
Application Number:
PCT/JP2019/017392
Publication Date:
February 06, 2020
Filing Date:
April 24, 2019
Export Citation:
Assignee:
HITACHI SHIPBUILDING ENG CO (JP)
International Classes:
B01D71/02; B01D69/10; B01D69/12; C01B39/48
Foreign References:
| JP2013226534A | 2013-11-07 | |||
| JP2003088735A | 2003-03-25 | |||
| JP2017136595A | 2017-08-10 | |||
| JP2011115691A | 2011-06-16 |
Attorney, Agent or Firm:
MATSUMURA Naoto et al. (JP)
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