Umicore

Umicore Korea, Ltd.

Hyo Sun Ahn

Liang Zhu

Sung Ho Cho

Jens M Paulsen

Randy De Palma

Kris Driesen

HeonPyo Hong

Daniël Nelis

Randy DePalma

Heonpyo Hong

A particulate precursor compound for manufacturing a lithium transition metal (M)-oxide powder for use as an active positive electrode material in lithium-ion batteries, wherein (M) is NiMnCoA, A being a dopant, wherein 0.33&#x2264;x&#x2264;0.60, 0.20&#x2264;y&#x2264;0.33, and 0.20&#x2264;z&#x2264;0.33, v&#x2264;0.05, and x+y+z+v=1, the precursor comprising Ni, Mn and Co in a molar ratio x:y:z and having a specific surface area BET in m/g and a sulfur content S expressed in wt %, wherein formula (I).

Precursors for lithium transition metal oxide cathode materials for rechargeable batteries

A lithium metal oxide powder for use as a cathode material in a rechargeable battery, consisting of Li metal oxide core particles having a general formula Li(NiMnCoZrM')OAr; wherein AlOis attached to the surface of the core particles; wherein 0&#x2264;d&#x2264;0.08, 0.2&#x2264;x&#x2264;0.9, 0&#x3c;y&#x2264;0.7, 0&#x3c;z&#x2264;0.4, 0&#x2264;m&#x2264;0.02, 0&#x3c;k&#x2264;0.05, e&#x3c;0.02, 0&#x2264;f&#x2264;0.02 and x+y+z+k+m=1; M&#x2032; consisting of either one or more elements from the group Al, Mg, Ti, Cr, V, Fe and Ga; A consisting of either one or more elements from the group F, P, C, CI, S, Si, Ba, Y, Ca, B, Sn, Sb, Na and Zn; and wherein the AlOcontent in the powder is between 0.05 and 1 wt %.

Doped and coated lithium transition metal oxide cathode materials for batteries in automotive applications

A particulate precursor compound for manufacturing a lithium transition metal (M)-oxide powder usable as an active positive electrode material in lithium-ion batteries, wherein (M) is NiMnCoA, A being a dopant, wherein 0.33&#x2264;x&#x2264;0.60, 0.20&#x2264;y&#x2264;0.33, and 0.20&#x2264;z&#x2264;0.33, v&#x2264;0.05, and x+y+z+v=1, the precursor having a specific surface area PBET in m/g, a tapped density PTD in g/cm, a median particle size PD50 in &#x3bc;m, and wherein (I). 

Growing community of inventors

Cheonan, South Korea

Hyo Sun Ahn