Ceric oxide with new morphological characteristics and method for obtaining same
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United States of America Patent
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Apr 30, 1991
Grant Date -
N/A
app pub date -
Jun 29, 1988
filing date -
Jun 29, 1987
priority date (Note) -
Expired
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Abstract
The object of the present invention is a ceric oxide with new morphological characteristics. The invention also relates to one of the methods for obtaining said oxide. The method of the invention is characterized by the fact that a ceric hydroxide, prepared by base precipitation using a solution of a cerium salt, undergoes a solvo-thermal treatment before the calcination operation. The ceric oxide obtained has a large specific surface at high temperatures.
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