NANOFILTRATION OR REVERSE OSMOSIS MEMBRANE MADE OF HARD CARBON FILM, FILTERING FILTER, TWO-LAYER-BONDED-TYPE FILTERING FILTER, AND METHODS FOR MANUFACTURING SAME
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United States of America Patent
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Jan 5, 2017
app pub date -
Nov 28, 2014
filing date -
Nov 29, 2013
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Abstract
Provided is a nanofiltration (NF) or reverse osmosis (RO) membrane made of a hard carbon film that has oil resistance and can efficiently separate not only ions in water but also dye molecules present in an organic solvent, a filtering filter, a two-layer-bonded-type filtering filter, and methods for manufacturing the same, using a nanofiltration (NF) or reverse osmosis (RO) membrane (10) made of a hard carbon film characterized by being made of a hard carbon film, having a thickness (t10) of from 5 nm to 300 nm, and having a maximum pore diameter of less than 0.86 nm.
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