Patent ID: 8815446
Filing Date: 2014-08-26
Classification: H01M,Y02E,Y02P,Y10T

Abstract:
1. An anode material comprising: an anode active material including a carbon material; a plurality of covering particles on a surface of the anode active material capable of intercalating and deintercalating an electrode reactant, wherein the plurality of covering particles contain at least one of an alkali metal salt and an alkali earth metal salt, wherein the alkali metal salt is selected from the group consisting of a chloride salt, a hydrosulfate, and mixtures thereof, wherein the alkali earth metal salt is selected from the group consisting of a chloride salt, a carbonate, a hydrosulfate, and mixtures thereof, and wherein the plurality of covering particles cover less than all of the surface of the anode active material and the at least one of an alkali metal salt and an alkali earth metal salt exists on the surface of the anode active material before an initial charge.