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1. (WO2017200338) COMPOSITE ANODE MATERIAL FOR SECONDARY BATTERY, ANODE COMPRISING SAME, AND LITHIUM SECONDARY BATTERY
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.:    WO/2017/200338    International Application No.:    PCT/KR2017/005226
Publication Date: 23.11.2017 International Filing Date: 19.05.2017
IPC:
H01M 4/587 (2010.01), H01M 4/133 (2010.01), H01M 4/1393 (2010.01), H01M 10/0525 (2010.01)
Applicants: LG CHEM, LTD. [KR/KR]; 128, Yeoui-daero, Yeongdeungpo-gu, Seoul 07336 (KR)
Inventors: LEE, Su Min; (KR).
SHIN, Sun Young; (KR).
KIM, Eun Kyung; (KR).
LEE, Su Yeon; (KR).
PIAO, Lilin; (KR)
Agent: BAE, KIM & LEE IP GROUP; 11th Floor, 343, Gangnam-daero, Seocho-gu, Seoul 06626 (KR)
Priority Data:
10-2016-0061365 19.05.2016 KR
10-2017-0061875 18.05.2017 KR
Title (EN) COMPOSITE ANODE MATERIAL FOR SECONDARY BATTERY, ANODE COMPRISING SAME, AND LITHIUM SECONDARY BATTERY
(FR) MATÉRIAU D'ANODE COMPOSITE POUR ACCUMULATEUR, ANODE COMPRENANT CE DERNIER, ET ACCUMULATEUR AU LITHIUM
(KO) 이차전지용 복합 음극재, 이를 포함하는 음극 및 리튬 이차전지
Abstract: front page image
(EN)The present invention relates to a composite anode material for a secondary battery, an anode comprising the same, and a lithium secondary battery and, specifically, to a composite anode material for a secondary battery, an anode comprising the same, and a lithium secondary battery, the composite anode material comprising a graphene sheet, and two or more coating layers respectively formed on the both surfaces of the graphene sheet, wherein the two or more coating layers comprise one or more polymer coating layers and one or more pitch coating layers, and the weight ratio of the graphene sheet to the two or more coating layers is 1 to 0.01-0.1 exclusive.
(FR)La présente invention porte sur un matériau d'anode composite pour accumulateur, une anode comprenant ce dernier et un accumulateur au lithium, et plus précisément sur un matériau d'anode composite pour accumulateur, une anode comprenant ce dernier et un accumulateur au lithium, le matériau d'anode composite comprenant une feuille de graphène et au moins deux couches de revêtement formées respectivement sur les deux surfaces de la feuille de graphène, les deux couches de revêtement ou plus comprenant une ou plusieurs couches de revêtement polymère et une ou plusieurs couches de revêtement de brai, et le rapport de poids entre la feuille de graphène et les deux couches de revêtement ou plus étant de 1 pour 0,01 à 0,1 exclus.
(KO)본 발명은 이차전지용 복합 음극재, 이를 포함하는 음극 및 리튬 이차전지에 관한 것으로, 구체적으로 그래핀 시트; 및 상기 그래핀 시트의 양면에 각각 형성된 2층 이상의 코팅층;을 포함하며, 상기 2층 이상의 코팅층은 하나 이상의 폴리머 코팅층 및 하나 이상의 핏치 코팅층을 포함하며, 상기 그래핀 시트 : 2층 이상의 코팅층은 1:0.01 초과 0.1 미만의 중량비로 포함되는 이차전지용 복합 음극재, 이를 포함하는 음극 및 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, 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 (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)