High purity lithium oxide process
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United States of America Patent
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Mar 22, 1988
Issued Date -
N/A
app pub date -
Jun 1, 1987
filing date -
Apr 11, 1986
priority date (Note) -
Expired
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Abstract
A process for producing high purity lithium oxide comprising decomposing lithium peroxide at a temperature of 350.degree. to 450.degree. C., in an inert atmosphere in the substantial absence of water to produce impure lithium oxide followed by heating the impure lithium oxide under moderate vacuum at 900.degree. C. or more for at least one hour to obtain high purity lithium oxide of 99% or greater purity.
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