WET NON-WOVEN FABRIC, PREPARATION METHOD THEREFOR AND WATER TREATMENT MEMBRANE CONTAINING WET NON-WOVEN FABRIC
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United States of America Patent
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May 11, 2023
app pub date -
Dec 30, 2019
filing date -
Dec 30, 2019
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Abstract
Disclosed are a wet non-woven fabric, the use of the wet non-woven fabric as a supporting layer of a water treatment membrane, a method for preparing the wet non-woven fabric, and a water treatment membrane containing the wet non-woven fabric. The wet non-woven fabric has an average pore size of no greater than 20 µm, a maximum pore size of no greater than 40 µm, and a maximum pore size/average pore size ratio of no less than 1 and no greater than 12.
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