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RECYCLING POSITIVE-ELECTRODE MATERIAL OF A LITHIUM-ION BATTERY

United States Patent Application

20160043450
A1
View the Complete Application at the US Patent & Trademark Office
Examples are disclosed of methods to recycle positive-electrode material of a lithium-ion battery. In one example, the positive-electrode material is heated under pressure in a concentrated lithium hydroxide solution. After heating, the positive-electrode material is separated from the concentrated lithium hydroxide solution. After separating, the positive electrode material is rinsed in a basic liquid. After rinsing, the positive-electrode material is dried and sintered.
Sloop, Steven E. (Bend, OR)
14/ 820,504
August 6, 2015
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT [0002] The U.S. Government has a paid-up license in this invention and the right in limited circumstances to require the patent owner to license others on reasonable terms as provided for by the terms of innovation research award DE SC-0006336 awarded by the Department of Energy.