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1. (WO2019004602) METHOD FOR MANUFACTURING CATHODE ACTIVE MATERIAL PRECURSOR FOR LITHIUM SECONDARY BATTERY
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Pub. No.: WO/2019/004602 International Application No.: PCT/KR2018/005864
Publication Date: 03.01.2019 International Filing Date: 24.05.2018
IPC:
C01G 53/00 (2006.01) ,H01M 4/525 (2010.01) ,H01M 10/052 (2010.01)
C CHEMISTRY; METALLURGY
01
INORGANIC CHEMISTRY
G
COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F94
53
Compounds of nickel
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
10
Secondary cells; Manufacture thereof
05
Accumulators with non-aqueous electrolyte
052
Li-accumulators
Applicants:
주식회사 엘지화학 LG CHEM, LTD. [KR/KR]; 서울시 영등포구 여의대로 128 128, Yeoui-daero, Yeongdeungpo-gu, Seoul 07336, KR
Inventors:
정원식 JUNG, Won Sig; KR
최상순 CHOI, Sang Soon; KR
박현아 PARK, Hyun Ah; 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:
10-2017-008271129.06.2017KR
Title (EN) METHOD FOR MANUFACTURING CATHODE ACTIVE MATERIAL PRECURSOR FOR LITHIUM SECONDARY BATTERY
(FR) PROCÉDÉ DE FABRICATION D'UN PRÉCURSEUR DE MATÉRIAU ACTIF DE CATHODE DESTINÉ À UNE BATTERIE SECONDAIRE AU LITHIUM
(KO) 리튬 이차전지용 양극 활물질 전구체의 제조 방법
Abstract:
(EN) The present invention provides: a method for manufacturing a cathode active material precursor for a lithium secondary battery, the method uses a batch reactor and performs control such that an input amount of a reaction solution and a pH inside the reactor satisfy specific conditions, thereby enabling a cathode active material precursor having a uniform particle size and an excellent surface characteristic to be obtained, and enabling productivity of the cathode active material precursor to be dramatically increased; a method for manufacturing a cathode active material for a lithium secondary battery by using the cathode active material precursor manufactured by the method for manufacturing a cathode active material precursor for a lithium secondary battery; and a cathode for a lithium secondary battery and the lithium secondary battery, both comprising the cathode active material manufactured by the method for manufacturing a cathode active material for a lithium secondary battery.
(FR) La présente invention concerne : un procédé de fabrication d'un précurseur de matériau actif de cathode destiné à une batterie secondaire au lithium, le procédé utilisant un réacteur discontinu et effectuant une commande de telle sorte qu'une quantité d'entrée d'une solution de réaction et un pH à l'intérieur du réacteur satisfont des conditions spécifiques, ce qui permet d'obtenir un précurseur de matériau actif de cathode ayant une taille de particule uniforme et une excellente caractéristique de surface, et permet d'augmenter considérablement la productivité du précurseur de matériau actif de cathode ; un procédé de fabrication d'un matériau actif de cathode destiné à une batterie secondaire au lithium à l'aide du précurseur de matériau actif de cathode fabriqué par le procédé de fabrication d'un précurseur de matériau actif de cathode destiné à une batterie secondaire au lithium ; et une cathode destinée à une batterie secondaire au lithium et la batterie secondaire au lithium, toutes deux comprenant le matériau actif de cathode fabriqué par le procédé de fabrication d'un matériau actif de cathode destiné à une batterie secondaire au lithium.
(KO) 본 발명은 배치식 반응기를 이용하되, 반응 용액의 투입 유량과 반응기 내의 pH가 특정 조건을 만족하도록 제어함으로써 입도가 균일하고, 표면 특성이 우수한 양극 활물질 전구체를 얻을 수 있을 뿐 아니라, 양극 활물질 전구체의 생산성을 획기적으로 증가시킬 수 있는 리튬 이차전지용 양극 활물질 전구체의 제조 방법, 상기 리튬 이차전지용 양극 활물질 전구체의 제조 방법에 의해 제조된 양극 활물질 전구체를 이용한 리튬 이차전지용 양극 활물질의 제조 방법, 및 상기 리튬 이차전지용 양극 활물질의 제조 방법에 의해 제조된 양극 활물질을 포함하는 리튬 이차전지용 양극 및 리튬 이차전지를 제공한다.
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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, JO, 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)