Method for increasing the fouling resistance of inorganic membranes by grafting with organic moieties
US10322377B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Feb 24, 2015 |
| Grant date | Jun 18, 2019 |
| Priority date | — |
| Expiry date | Aug 31, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2303/20
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Provided herein are filtration membranes for water treatment, and methods for preventing fouling of such membranes. The method described herein comprises grafting the membrane surface with an organic moiety, by reacting the surface with an organometallic reagent, a phosphonate, a phosphinate, or an organosilane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.