Composite membrane, method of manufacturing the same, separation membrane including the composite membrane, and water treatment device using the separation membrane
US9533264B2 · kind B2 · utility
1Cited by
17References
19Claims
0Family size
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Key dates
| Filing date | Sep 5, 2013 |
| Grant date | Jan 3, 2017 |
| Priority date | — |
| Expiry date | Oct 9, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D61/025
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An organic/inorganic composite membrane may include hydrophilic inorganic particles dispersed in an organic polymer matrix having finger-like pores. The hydrophilic inorganic particles may be present at a higher concentration near one surface of the membrane having a higher density than the other surface of the membrane having a lower density.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.