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1. (WO2018062836) MULTI-LAYER ANODE COMPRISING NATURAL GRAPHITE AND ARTIFICIAL GRAPHITE, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
Latest bibliographic data on file with the International BureauSubmit observation

Pub. No.: WO/2018/062836 International Application No.: PCT/KR2017/010697
Publication Date: 05.04.2018 International Filing Date: 27.09.2017
IPC:
H01M 4/133 (2010.01) ,H01M 4/587 (2010.01) ,H01M 4/62 (2006.01) ,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
13
Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
133
Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
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
58
of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
583
Carbonaceous material, e.g. graphite-intercalation compounds or CFx
587
for inserting or intercalating light metals
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
62
Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
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:
이택수 LEE, Taek Soo; KR
구창완 KOO, Chang Wan; KR
최상훈 CHOI, Sang Hoon; KR
양정민 YANG, Jung Min; KR
문일재 MOON, Il Jae; KR
Agent:
김홍균 KIM, Hong Gyun; KR
Priority Data:
10-2016-012526129.09.2016KR
10-2017-012417726.09.2017KR
Title (EN) MULTI-LAYER ANODE COMPRISING NATURAL GRAPHITE AND ARTIFICIAL GRAPHITE, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
(FR) ANODE MULTICOUCHE COMPRENANT UN GRAPHITE NATUREL ET UN GRAPHITE ARTIFICIEL, ET BATTERIE SECONDAIRE AU LITHIUM LA COMPRENANT
(KO) 천연 흑연 및 인조 흑연을 포함하는 다층 음극 및 이를 포함하는 리튬 이차전지
Abstract:
(EN) The present invention relates to a multi-layer anode and a lithium secondary battery, the multi-layer anode comprising: an anode current collector for transporting electrons between an outside conducting wire and an anode active material; a first anode mixture layer formed on one surface or both surfaces of the current collector and comprising natural graphite as an anode active material; and a second anode mixture layer formed on the first anode mixture layer and comprising artificial graphite as an anode active material.
(FR) La présente invention concerne une anode multicouche et une batterie secondaire au lithium, l'anode multicouche comprenant: un collecteur de courant anodique servant à transporter des électrons entre un fil conducteur externe et un matériau actif d'anode; une première couche de mélange pour anode formée sur une surface ou les deux surfaces du collecteur de courant et comprenant un graphite naturel en tant que matériau actif d'anode; et une seconde couche de mélange pour anode formée sur la première couche de mélange pour anode et comprenant un graphite artificiel en tant que matériau actif d'anode.
(KO) 본 발명은, 외부 도선과 음극 활물질 사이에서 전자를 전달하는 음극 집전체; 상기 집전체의 일면 또는 양면에 형성되어 있고, 음극 활물질로서 천연 흑연을 포함하는 제 1 음극 합제층; 및 상기 제 1 음극 합제층 상에 형성되어 있고, 음극 활물질로서 인조 흑연을 포함하는 제 2 음극 합제층; 을 포함하는 것을 특징으로 하는 다층 음극 및 이를 포함하는 리튬 이차전지에 관한 것이다.
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 Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (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)
Also published as:
EP3396745CN108701816