High-entropy magnesium-aluminum carbonate type hydrotalcite compound doped with elements with different valence states as well as preparation method and application of high-entropy magnesium-aluminum carbonate type hydrotalcite compound
The invention relates to the technical field of water treatment, and particularly discloses a high-entropy magnesium-aluminum carbonate type hydrotalcite compound doped with elements of different valence states as well as a preparation method and application of the high-entropy magnesium-aluminum ca...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the technical field of water treatment, and particularly discloses a high-entropy magnesium-aluminum carbonate type hydrotalcite compound doped with elements of different valence states as well as a preparation method and application of the high-entropy magnesium-aluminum carbonate type hydrotalcite compound. The invention relates to a high-entropy magnesium-aluminum carbonate hydrotalcite compound doped with elements of different valence states. The high-entropy magnesium-aluminum carbonate hydrotalcite compound doped with the elements of different valence states is prepared by doping one or more divalent metal cation M elements and/or one or more trivalent metal cation N elements into magnesium-aluminum carbonate hydrotalcite taking Mg6Al2 (OH) 16CO3. 4H2O as a matrix, so as to form 2-8 elements of the high-entropy magnesium-aluminum carbonate hydrotalcite compound; the preparation method comprises the following steps: respectively preparing a mixed salt solution and a mixed alkali |
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