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US 11,235,290 B2Granted
High-flux thin-film nanocomposite reverse osmosis membrane for desalination
AssigneeThe Research Foundation for The State University of New York
InventorsBenjamin S. Hsiao, Hongyang Ma
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Abstract
Membranes are provided for use in reverse osmosis applications. Such membranes include a nanofibrous scaffold in combination with a barrier layer. The barrier layer is formed of a polymeric matrix having functionalized cellulose nanofibers incorporated therein. The membranes may, in embodiments, also include a substrate.
Claims17
An article comprising:
- a nanofibrous scaffold having pores of a diameter from about 0.01 μm to about 10 μm;
- and
- a barrier layer on at least a portion of a surface of said nanofibrous scaffold, the barrier layer including a polymer matrix in combination with functionalized cellulose nanofibers, wherein the functionalized cellulose nanofibers have amine functionality as part of at least one of the following structures:
An article comprising:
- a substrate;
- a nanofibrous scaffold having pores of a diameter from about 0.01 μm to about 10 μm;
- and
- a barrier layer on at least a portion of a surface of said nanofibrous scaffold, the barrier layer including a polymer matrix in combination with functionalized cellulose nanofibers, wherein the functionalized cellulose nanofibers have amine functionality as part of at least one of the following structures:
1 more element
Dependencies are inferred from the claim text.