METHOD FOR PREPARING CATHODE ACTIVE MATERIAL FOR SECONDARY BATTERY AND APPARATUS FOR PREPARING CATHODE ACTIVE MATERIAL FOR SECONDARY BATTERY
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United States of America
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Mar 26, 2020
app pub date -
Dec 22, 2017
filing date -
Dec 22, 2017
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Abstract
A positive active material manufacturing method according to an exemplary embodiment of the present invention includes: a step of preparing a lithium-containing compound; a step of manufacturing a coating liquid including at least one coating element; a step of mixing the lithium-containing compound and the coating liquid to form a coating mixture of a clay or slurry state; and a step of agitating the coating mixture. Further, a manufacturing apparatus of a positive active material according to an exemplary embodiment includes a rotation container, a cover, a nozzle, and an agitation wing.
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