hydrated aluminum oxide

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Noun1.hydrated aluminum oxide - white crystalline compound that occurs naturally as the mineral gibbsite
gibbsite - white crystalline mineral consisting of aluminum hydroxide; a constituent of bauxite and a source of alumina
hydrated oxide, hydroxide - a compound of an oxide with water
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References in periodicals archive ?
Phinergy's innovation uses water and recycles the hydrated aluminum oxide to create an anode, a process that enables a closed and sustainable life cycle or recharge.
has been granted a patent for a non-bleeding, non-agglomerated, lustrous colored pigment comprising platy particles whose surface has been coated with a first coating layer comprising anionic polymeric substance and water-insoluble colored pigment, the percentages of the substance and pigment being approximately 0.01-20 and approximately 0.01-30, respectively; the pigment having a second coating layer consisting essentially of hydrated aluminum oxide or combination of hydrated cerium and aluminum oxide and a coating of hydrolyzed silane coupling agent on or intermingled with the second coating.
Aluminum is never found in nature as an element because of its chemical reactivity, but only exists in very stable combinations with other materials (particularly as silicates and oxides) consisting of a mixture of hydrated aluminum oxides and hydroxides, generally contaminated with compounds of iron, which impart red colour.