Provided is a positive electrode material for a lithium ion secondary battery, including aggregated particles including aggregated multiple primary particles of a positive electrode active substance containing lithium iron phosphate coated with a carbonace...

Provided is a method which makes it possible to suppress wear of a treatment furnace, and to safely and efficiently collect valuable metals from raw materials including waste lithium-ion batteries and the like. This method is for producing a valuable metal...

A nickel manganese cobalt composite hydroxide, which is a precursor of a positive electrode active material, and which is composed of secondary particles to which primary particles containing a nickel, a manganese, and a cobalt are aggregated, or composed ...

Provided is a method for cost-effectively recovering valuable metals from waste lithium-ion batteries through a pyrometallurgical process. The present invention pertains to a method for recovering valuable metals from waste lithium-ion batteries, the metho...