Abstract: Positive electrode active material for solid-state batteries, comprising Li, M?, and oxygen, wherein M? comprises: Ni in a content x between 50.0 mol % and 75.0 mol %, Co in a content y between 0.0 mol % and 40.0 mol %, Mn in a content z between 0.0 mol % and 40.0 mol %, dopants in a content a between 0.0 mol % and 2.0 mol %, Zr in a content b between 0.1 mol % and 5.0 mol %, wherein x+y+z+a+b is 100.0 mol %, wherein Zr A = b ( x + y + z + b ) , wherein the positive electrode active material has a Zr content ZrB is expressed as molar fraction compared to the sum of molar fractions of Co, Mn, Ni, and Zr all as measured by XPS analysis, wherein ZrB/ZrA>50.0, the positive electrode active material comprising secondary particles having a plurality of primary particles said primary particles having an average diameter between 170 nm and 340 nm.

Abstract: Positive electrode active material for solid-state batteries, comprising Li, M?, and oxygen, wherein M? comprises: Ni in a content x between 50.0 mol % and 85.0 mol %, Co in a content y between 0.0 mol % and 40.0 mol %, Mn in a content z between 0.0 mol % and 40.0 mol %, dopants in a content a between 0.0 mol % and 2.0 mol %, Zr in a content b between 0.1 mol % and 5.0 mol %, wherein x+y+z+a+b is 100.0 mol %, wherein Zr A = b ( x + y + z + b ) , wherein the positive electrode active material has a Zr content ZrB is expressed as molar fraction compared to the sum of molar fractions of Co, Mn, Ni, and Zr all as measured by XPS analysis, wherein ZrB/ZrA>50.0, the positive electrode active material comprising secondary particles having a plurality of primary particles said primary particles having an average diameter between 170 nm and 340 nm.

Abstract: A positive electrode active material for batteries which comprises Li, M?, and oxygen, wherein M? comprises: Ni in a content a between 70.0 mol % and 95.0 mol %; Co in a content x between 0.0 mol % and 25.0 mol %; Mn in a content y between 0.0 mol % and 25.0 mol %, a dopant D in a content z between 0.0 mol % and 2.0 mol %, Al and B in a total content c between 0.1 mol % and 5.0 mol %, wherein the active material has an Al content AlA and a B content BA, wherein a, x, y, z, c, AlA and BA are measured by ICP, wherein AlA, and BA are expressed as molar fractions compared to the sum of a and x and y, wherein the positive electrode active material, when measured by XPS analysis, shows an average Al fraction AlB and an average B fraction BB, wherein the ratio AlB/AlA>1.0, wherein the ratio BB/BA>1.0, and wherein the positive electrode active material is a single-crystalline powder.

Abstract: A positive electrode active material for solid state rechargeable batteries, whereby the positive electrode active material is a powder which comprises Li, NI, and 0, wherein M? consists of Co in a content x superior or equal to 2.0 mol % and inferior or equal to 35.0 mol %, Mn in a content y superior or equal to 0 mol % and inferior or equal to 35.0 mol %, A in a content m superior or equal to 0 mol % and inferior or equal to 5 mol %, whereby A comprises at least one element of the group consisting of: Al, Ba, B, Mg, Nb, Sr, Ti, W, S, Ca, Cr, Zn, V, Y, Si, and Zr, Ni in a content of 100-x-y-m mol %, a first compound which comprises Li2WO4 and a second compound which comprises WO3, whereby the powder is a single-crystalline powder, whereby the positive electrode active material comprises Li in a molar ratio of Li/(Co+Mn+Ni+A) of at least 0.9 and at most 1.1, whereby the positive electrode active material has a tap density which is at least 1.0 gr/cm3 and at most 3.0 g/cm3.

Abstract: A positive electrode active material for lithium-ion liquid electrolyte rechargeable batteries, whereby the positive electrode active material is a powder which comprises Li, M?, and O, wherein M? consists of Co in a content x superior or equal to 2.0 mol % and inferior or equal to 35.0 mol %, Mn in a content y superior or equal to 0 mol % and inferior or equal to 35.0 mol %, A in a content m superior or equal to 0 mol % and inferior or equal to 5 mol %, whereby A comprises at least one element of the group consisting of: Al, Ba, B, Mg, Nb, Sr, Ti, W, S, Ca, Cr, Zn, V, Y, Si, and Zr, Ni in a content of 100-x-y-m mol %, a first compound which comprises Li2WO4 and a second compound which comprises WO3, whereby the powder is a single-crystalline powder, whereby the positive electrode active material comprises Li in a molar ratio of Li/(Co+Mn+Ni+A) of at least 0.9 and at most 1.1.

Abstract: A positive electrode active material for batteries which comprises Li, M?, and oxygen, wherein M? comprises: Ni in a content a between 60.0 mol % and 75.0 mol %; Co in a content x between 0.0 mol % and 20.0 mol %; Mn in a content y between 0.0 mol % and 35.0 mol %, a dopant D in a content z between 0.0 mol % and 2.0 mol %, Al, B and W in a total content c between 0.1 mol % and 5.0 mol %, wherein the active material has an Al content AlA, a B content BA, and a W content WA, wherein a, x, y, z, c, AlA, BA and WA are measured by ICP, wherein AlA, BA and WA, wherein the positive electrode active material, when measured by XPS analysis, shows an average Al fraction AlB, an average B fraction BB and an average W fraction WB, wherein AlB/AlA, BB/BA, and WB/WA are all larger than 1.0, and wherein the positive electrode active material is a single crystalline powder.

Abstract: The present invention provides a positive electrode active material for lithium-ion secondary batteries, comprising: (i) a first lithium transition metal oxide, comprising single-crystalline particles having a median particle size D50A of between 3 ?m and 15 ?m, as determined by laser particle size analysis, and (ii) a second lithium transition metal oxide, comprising single-crystalline particles having a median particle size D50B of between 0.5 ?m and 3 ?m, as determined by laser particle size analysis, wherein a weight fraction ?B of said second lithium transition metal oxide with respect to the total weight of said positive electrode active material is between 5 wt. % and 40 wt. %.

Abstract: The present invention provides a positive electrode active oxide material for rechargeable batteries, comprising lithium, nickel, and at least one metal selected from the group comprising manganese and cobalt, whereby said positive electrode active material has a single-crystalline morphology and said surface layer further comprises aluminum and fluorine, wherein the atomic ratio of Al to a total amount of Ni, Mn, and/or Co of 1.0 to 7.0, and wherein said surface layer has an atomic ratio of F to a total amount of Ni, Mn, and/or Co of 0.5 to 6.0, as determined by XPS analysis.

Abstract: A crystalline precursor compound for manufacturing a lithium transition metal based oxide powder usable as an active positive electrode material in lithium-ion batteries, the precursor having a general formula Li1?a((Niz(Ni0.5Mn0.5)yCox)1?kAk)1+aO2, wherein A comprises at least one element of the group consisting of: Mg, Al, Ca, Si, B, W, Zr, Ti, Nb, Ba, and Sr, with 0.05?x?0.40, 0.25?z?0.85, x+y+z=1, 0?k?0.10, and 0?a?0.053, wherein said crystalline precursor powder has a crystalline size L, expressed in nm, with 15?L?36.

Abstract: A crystalline precursor compound for manufacturing a lithium transition metal based oxide powder usable as an active positive electrode material in lithium-ion batteries, the precursor having a general formula Li1-a((Niz(Ni0.5Mn0.5)yCox)1-kAk)1+aO2, wherein A comprises at least one element of the group consisting of: Mg, Al, Ca, Si, B, W, Zr, Ti, Nb, Ba, and Sr, with 0.05?x?0.40, 0.25?z?0.85, x+y+z=1, 0?k?0.10, and 0?a?0.053, wherein said crystalline precursor powder has a crystalline size L, expressed in nm, with 15?L?36.

Abstract: A crystalline precursor compound for manufacturing a lithium transition metal based oxide powder usable as an active positive electrode material in lithium-ion batteries, the precursor having a general formula Li1?a((Niz(Ni0.5Mn0.5)yCox)1?kAk)1+aO2, wherein A comprises at least one element of the group consisting of: Mg, Al, Ca, Si, B, W, Zr, Ti, Nb, Ba, and Sr, with 0.05?x?0.40, 0.25?z?0.85, x+y+z=1, 0?k?0.10, and 0?a?0.053, wherein said crystalline precursor powder has a crystalline size L, expressed in nm, with 15?L?36.

Abstract: A crystalline precursor compound for manufacturing a lithium transition metal based oxide powder usable as an active positive electrode material in lithium-ion batteries, the precursor having a general formula Li1?a((Niz(Ni1/2 Mn1/2)yCox)1?k Ak)1+aO2, wherein x+y+z=1, 0.1?x?0.4, 0.25?z?0.52, A is a dopant, 0?k?0.1, and 0.03?a?0.35, wherein the precursor has a crystalline size L expressed in nm, with 15?L?36. Also a method is described for manufacturing a positive electrode material having a general formula Li1+a?M?1?a?O2, with M?=(Niz(Ni1/2 Mn1/2)yCOx)1?k Ak, wherein x+y+z=1.0.1?x?0.4, 0.25?z?0.52, A is a dopant, 0?k?0.1, and 0.01?a??0.10, by sintering the lithium deficient precursor powder mixed with either one of LiOH, LiOH.H2O, in an oxidizing atmosphere at a temperature between 800 and 1000° C., for a time between 6 and 36 hrs.

Abstract: A positive electrode composition for a rechargeable battery, the composition comprising a first and a second powderous lithium metal oxide, the first lithium metal oxide comprising either one or more of Ni, Mn and Co, the second lithium metal oxide powder having either: the formula LixWM?yOz, M? being a metal having a valence state of +2 or +3, with 0<y?1, 3?x?4, 5?z?6, whereby x=(2*z)?[y*(valence state of M?)]?(valence state of W).

Abstract: A crystalline precursor compound for manufacturing a lithium transition metal based oxide powder usable as an active positive electrode material in lithium-ion batteries, the precursor having a general formula Li1?a((Niz(Ni0.5Mn0.5)yCox)1?kAk)1+aO2, wherein A comprises at least one element of the group consisting of: Mg, Al, Ca, Si, B, W, Zr, Ti, Nb, Ba, and Sr, with 0.05?x?0.40, 0.25?z?0.85, x+y+z=1, 0?k?0.10, and 0?a?0.053, wherein said crystalline precursor powder has a crystalline size L, expressed in nm, with 15?L?36.

Abstract: A crystalline precursor compound for manufacturing a lithium transition metal based oxide powder usable as an active positive electrode material in lithium-ion batteries, the precursor having a general formula Li1?a((Niz(Ni1/2 Mn1/2)yCox)1?k Ak)1+aO2, wherein x+y+z=1, 0.1?x?0.4, 0.25?z?0.52, A is a dopant, 0?k?0.1, and 0.03?a?0.35, wherein the precursor has a crystalline size L expressed in nm, with 15?L?36. Also a method is described for manufacturing a positive electrode material having a general formula Li1+a?M?1?a?O2, with M?=(Niz(Ni1/2 Mn1/2)yCOx)1?k Ak, wherein x+y+z=1. 0.1?x?0.4, 0.25?z?0.52, A is a dopant, 0?k?0.1, and 0.01?a??0.10, by sintering the lithium deficient precursor powder mixed with either one of LiOH, LiOH.H2O, in an oxidizing atmosphere at a temperature between 800 and 1000° C., for a time between 6 and 36 hrs.

Abstract: Disclosed are a cathode active material and a method to produce the same at low cost. The cathode powder comprises modified doped LiCoO2 carrying a secondary phase having either one of space groups Fm-3m or Fd-3mS. The modified LiCoO2 is Ni and Mn bearing and has regions of low and high manganese content, where regions with high manganese content are located in islands on the surface. The cathode material has high cycling stability, a very high rate performance and good high temperature storage properties.

Abstract: Disclosed are a cathode active material and a method to produce the same at low cost. The cathode powder comprises modified doped LiCoO2 carrying a secondary phase having either one of space groups Fm-3m or Fd-3 mS. The modified LiCoO2 is Ni and Mn bearing and has regions of low and high manganese content, where regions with high manganese content are located in islands on the surface. The cathode material has high cycling stability, a very high rate performance and good high temperature storage properties.

Abstract: Disclosed is a cathode active material and a method to produce the same at low cost. The cathode powder comprises modified LiCoO2, and possibly a second phase which is LiM?O2 where M? is Mn, Ni, Co with a stoichiometric ratio Ni:Mn?1. The modified LiCoO2 is Ni and Mn bearing and has regions of low and high manganese content, where regions with high manganese content are located in islands on the surface. The cathode material has high cycling stability, a very high rate performance and good high temperature storage properties.

Abstract: Disclosed is a cathode active material and a method to produce the same at low cost. The cathode powder comprises modified LiCoO2, and possibly a second phase which is LiM?O2 where M? is Mn, Ni, Co with a stoichiometric ratio Ni:Mn?1. The modified LiCoO2 is Ni and Mn bearing and has regions of low and high manganese content, where regions with high manganese content are located in islands on the surface. The cathode material has high cycling stability, a very high rate performance and good high temperature storage properties.

Abstract: A lithium cobalt oxide powder for use as an active positive electrode material in lithium-ion batteries, the lithium cobalt oxide powder having a Ti content of between 0.1 and 0.25 mol %, and the lithium cobalt oxide powder having a density PD in g/cm3 dependent on the powder particle size expressed by the D50 value in ?m, wherein PD?3.63+[0.0153*(D50?17)].