Inorganic filtering material modified with organomineral grafting and preparation method
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United States of America Patent
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Jul 22, 2003
Grant Date -
N/A
app pub date -
Oct 4, 2000
filing date -
Dec 4, 1997
priority date (Note) -
Expired
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Abstract
The invention concerns an inorganic filtering membrane characterized in that it comprises a support made of an inorganic material coated with at least a membrane separating layer consisting of metal hydroxide and/or oxide particles and at the surface of which organomineral and/or mineral units are covalently grafted. The invention also concerns a method for preparing said membranes and their use for filtering.
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