Patent ID: 9356290
Filing Date: 2016-05-31
CPC Classification: H01M,Y02E,Y02T

Claim Text:
1. A composite cathode active material, comprising: a compound having an olivine crystal structure; and an inorganic material, the inorganic material including at least one selected from the group of a metal carbonitride and a carbonitride, when the inorganic material includes the metal carbonitride, the metal carbonitride is represented by Formula 1, below: wherein, in Formula 1, 0<a<1, 0<b<1, and M″ is at least one element selected from the group of titanium, calcium, magnesium, zinc, nickel, cobalt, aluminum, zirconium, iron, copper, tantalum, niobium, vanadium, tungsten, molybdenum, silicon, uranium, and thorium, and when the inorganic material includes the carbonitride, the carbonitride is represented by Formula 2 below: wherein, in Formula 2 above, 0<a<1.