Anode working materials, anode, lithium-ion batteries, and methods for manufacturing anode working materials.

Abstract

OCR09WP06 / 05 / 2568 The working material of the anode has a composition represented by LixNiaCObMncM1dM2eO2. And the distance between the TM(D) layers, which is equal to 2.02 angstroms to 2.30 angstroms in this component, 0.1 is less than or equal to x is less than or equal to 1.5, 0.5. a is less than or equal to 1.0, 0 is less than or equal to b is less than or equal to 0.3, 0 is less than or equal to c is less than or equal to 0.3, a+b+c=1.0, 0.0005 is less than or equal to d is less than or equal to 0.050, and 0.0005 is less than or equal to e is less than or equal to 0.050. M1 represents at least one element selected from the group consisting of Ba, Pr, La, Y. Sr, Ce, Se, Hf, Rh, Zr, and Sn and M2 represent at least one type of element selected from the group. Containing the following elements: W, Re, Sb, Sn, Ta, Os, Ir, Mo, Nb, Tc, Ru, Ga, Ag, Pd, Ge, As, Zr, In, Pt, Al And Ti

Claims

OCR09WP06 / 05 / 25681. The working material of the anode electrode has a composition represented by LixNiaCObMncM1dM2eO2 and an interlayer distance TM(D) of 2.02 nstroms to 2.30 nstroms, where in this composition 0.1 ≤ x ≤ 1.5, 0.5 ≤ a ≤ 1.0, 0 ≤ b ≤ 0.3, 0 ≤ c ≤ 1.

0. 0.3, a+b+c=1.0, 0.0005 less than or equal to d less than or equal to 0.050 and 0.0005 less than or equal to e less than or equal to 0.050, M1 represents at least one element selected from the group consisting of Ba, Pr, La, Y, Sr, Ce, Se, Hf, Rh, Zr and Sn, and M2 represents at least one element selected from the group consisting of W, Re, Sb, Sn, Ta, Os, Ir, Mo, Nb, Tc, Ru, Ga, Ag, Pd, Ge, As, Zr, In, Pt, Al and Ti2.The working material of the anode electrode under claim 1, where the alloy of elements M1 and M2 is at least one type of alloy selected from the group of elements consisting of Ba-W, Pr-W, La-W, Hf-W, Sr-Nb, Pr-Ta, YW, Sr-W, Ce-W, Pr-Re, Ba-Re, Sr-Sb, Se-W, Y-Re, Sr-Re, Rh-W, Zr-W, Sr-Sn, Y-Ta, Y-Sb, Sr-Os, Sr-Ta, Ce-Re, La-Re, Ba-Ta, Sr-Ir, Sn-W, Sr-Mo, Ba-Ti, Ba-Zr, and Ba-Al.

3. The working material of the anode electrode under claim 1, where the alloy of elements M1 and M2 is at least one type of alloy selected from the group of elements consisting of... Aggregate La-W, Pr-W and Sr-Nb4. Anode working material according to Reputation 1 where 0.7 is less than or equal to a is less than or equal to 1.

05. Anode working material according to Reputation 1 where element M1 is Sr6. Anode working material according to Reputation 1 where element M1 is at least one element selected from the group composed of La and Ce7. Anode working material according to Reputation 1 where element M2 is W8. Anode which includes any of the anode working materials of Reputation 1 through Reputation 79.Lithium-ion battery with anode electrode according to claim 810. Method of fabricating the working material of the anode, which consists of steps of mixing raw materials including Ni, Co and Mn respectively, raw materials including Li, raw materials including the element represented by M1 and raw materials including the element represented by M2 to obtain the mixture and a sintering step in which the mixture is sintered by heating the mixture in an oxygen atmosphere to a maximum temperature of X-100°C at a heating rate A equal to 1°C / min. Up to 10°C / min and heating such things from the temperature reached to a maximum of X - 100°C to the temperature reached to a maximum of X at a heating rate B equal to 0.1°C / min to 5°C / min, which is slower than the heating rate A, where M1 represents at least one element selected from the group consisting of Ba, Pr, La, Y, Sr, Ce, Se, Hf, Rh, Zr, and Sn, and M2 represents at least one element selected from the group consisting of W, Re, Sb, Sn, Ta, Os, Ir, Mo, Nb, Tc, Ru, Ga, Ag, Pd, Ge, As, Zr, In, Pt, Al, and Ti;.