C - Chemistry – Metallurgy – 01 – F
Patent
C - Chemistry, Metallurgy
01
F
C01F 7/04 (2006.01)
Patent
CA 2123485
2123485 9310046 PCTABS00022 A process for preparing lithium aluminate of at least 95 % gamma phase with surface areas greater than 10 m2/g by homogeneously mixing a gamma lithium aluminate with surface area of less than 8 m2/g with an aqueous hydrogen peroxide solution having a concentration of 5 to 70 % for at least 1/2 hour at a temperature greater than 0 ·C and less than 120 ·C, the treated gamma lithium aluminate is dried by heating to a temperature greater than 200 ·C until dry and ground to produce a gamma-lithium aluminate with surface area greater than 10 m2/g.
Fmc Corporation
Osler Hoskin & Harcourt Llp
LandOfFree
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