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1. (WO2017150945) PRECURSOR OF POSITIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY AND POSITIVE ELECTRODE ACTIVE MATERIAL PREPARED USING SAME
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Pub. No.: WO/2017/150945 International Application No.: PCT/KR2017/002340
Publication Date: 08.09.2017 International Filing Date: 03.03.2017
IPC:
H01M 4/525 (2010.01) ,H01M 4/505 (2010.01) ,H01M 4/131 (2010.01) ,H01M 10/0525 (2010.01)
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
M
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4
Electrodes
02
Electrodes composed of, or comprising, active material
36
Selection of substances as active materials, active masses, active liquids
48
of inorganic oxides or hydroxides
52
of nickel, cobalt or iron
525
of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
M
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4
Electrodes
02
Electrodes composed of, or comprising, active material
36
Selection of substances as active materials, active masses, active liquids
48
of inorganic oxides or hydroxides
50
of manganese
505
of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
M
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4
Electrodes
02
Electrodes composed of, or comprising, active material
13
Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
131
Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
M
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10
Secondary cells; Manufacture thereof
05
Accumulators with non-aqueous electrolyte
052
Li-accumulators
0525
Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
Applicants:
주식회사 엘지화학 LG CHEM, LTD. [KR/KR]; 서울시 영등포구 여의대로 128 128, Yeoui-daero, Yeongdeungpo-gu, Seoul 07336, KR
Inventors:
정명기 JEONG, Myung Gi; KR
우상원 WOO, Sang Won; KR
조승범 CHO, Seung Beom; KR
최상순 CHOI, Sang Soon; KR
Agent:
특허법인 태평양 BAE, KIM & LEE IP GROUP; 서울시 서초구 강남대로 343, 11층 11th Floor, 343, Gangnam-daero, Seocho-gu, Seoul 06626, KR
Priority Data:
10-2016-002622504.03.2016KR
Title (EN) PRECURSOR OF POSITIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY AND POSITIVE ELECTRODE ACTIVE MATERIAL PREPARED USING SAME
(FR) PRÉCURSEUR DE MATIÈRE ACTIVE D’ÉLECTRODE POSITIVE POUR BATTERIE SECONDAIRE ET MATIÈRE ACTIVE D’ÉLECTRODE POSITIVE PRÉPARÉE À L'AIDE DE CELUI-CI
(KO) 이차전지용 양극활물질의 전구체 및 이를 이용하여 제조된 양극활물질
Abstract:
(EN) The present invention relates to a precursor of a positive electrode active material for a secondary battery and a positive electrode active material prepared by using the precursor, wherein the precursor comprises secondary particles each having a single-layer structure in which pillar-shaped primary particles radially oriented in a surface direction from the particle center are aggregated, the secondary particle having a shell shape, the primary particle containing a Ni-Co-Mn composite metal hydroxide of chemical formula 1 below: [chemical formula 1] Ni1-(x+y+z)CoxMyMnz(OH)2 wherein in chemical formula 1, M, x, y, and z are as defined in the specification.
(FR) La présente invention concerne un précurseur d'une matière active d'électrode positive pour une batterie secondaire et une matière active d'électrode positive préparée à l'aide du précurseur, le précurseur comprenant des particules secondaires ayant chacune une structure monocouche dans laquelle des particules primaires en forme de colonne orientées radialement dans une direction de surface à partir du centre des particules sont agrégées, la particule secondaire ayant une forme de coquille, la particule primaire contenant un hydroxyde métallique composite Ni-Co-Mn de formule chimique 1 ci-dessous : [formule chimique 1] Ni1-(x+y+z)CoxMyMnz(OH)2, où dans la formule chimique 1, M, x, y et z sont tels que définis dans la description.
(KO) 본 발명에서는 입자 중심에서부터 표면 방향으로 방사형으로 배향된 필라형태의 1차 입자들이 응집된 단일층 구조의 2차 입자를 포함하며, 상기 2차 입자는 쉘 형태를 가지고, 상기 1차 입자는 하기 화학식 1의 Ni-Co-Mn의 복합금속 수산화물을 포함하는 것인 이차전지용 양극활물질의 전구체 및 이를 이용하여 제조한 양극활물질에 관한 것이다: [화학식 1] Ni1-(x+y+z)CoxMyMnz(OH)2 상기 화학식 1에서, M, x, y, z는 명세서 중에서 정의한 바와 같다.
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Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: Korean (KO)
Filing Language: Korean (KO)