Conductive base membrane and preparation method thereof
AssigneeBeijing Baoshengtong International Electrical Engineering Technology Co., Ltd.
InventorsCHUN TANG, CONG MA
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Abstract
A conductive forward osmosis membrane and its preparation method belong to the field of water treatment technology. The present application uses a conductive porous substrate as a support layer, and the substrate is modified by electrochemical deposition of electrochemical materials to obtain a conductive material layer. The conductive forward osmosis membrane of this application is used as a base film for water treatment membranes, and has good conductivity, fouling resistance and stability, which improves the performance of the membrane and the efficiency of water treatment, and at the same time, it has a reusability, which reduces the application cost as a whole.
Claims12
A preparation method for a conductive base membrane, comprising:
- Step 1:
- obtaining a conductive porous substrate of a suitable size, and performing a neutral treatment on the conductive porous substrate;
- Step 2:
- performing an electrochemical material deposition on the substrate from step 1 to obtain a conductive material layer, wherein the conductive material layer is a material having negative electrons and high hydrophilicity.
A conductive base membrane, comprising a support layer, wherein the support layer is constituted by a conductive porous substrate, a conductive material layer is disposed on the support layer, the conductive base membrane has high hydrophilicity, a porous structure, and carries a negative charge;
- and the surface of the conductive base membrane has a smooth morphology and a multi-pore size structure with uniform roughness;
- wherein the conductive base membrane is prepared by a method comprising:
- Step 1:
- obtaining a conductive porous substrate of a suitable size, and performing a neutral treatment on the conductive porous substrate;
- Step 2:
- performing an electrochemical material deposition on the substrate from step 1 to obtain a conductive material layer.
Dependencies are inferred from the claim text.