ISSN:
1573-4846
Keywords:
sol-gel hydrotalcites
;
X-ray diffraction
;
aluminum precursors
;
hydrotalcites Mg/Al ratio
;
mixed metal hydroxides
Source:
Springer Online Journal Archives 1860-2000
Topics:
Chemistry and Pharmacology
Notes:
Abstract Sol-Gel Hydrotalcites were synthesized using magnesium ethoxide and variable aluminum sources: aluminum acetilacetonate, aluminum chloride, aluminum nitrate and aluminum sulfate; in all cases, the gelation was done at pH 10. X-ray diffraction studies show that the crystallinity depends on the aluminum precursor used. The crystallinity was found in the order aluminum acetylcetonate〉aluminum chloride〉aluminum nitrate〉aluminum sulfate. The precursor determines the sintering behavior as well.
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1007/BF02436879