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1. (WO2016089099) ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERY, WITH IMPROVED LOW TEMPERATURE CHARACTERISTIC, AND LITHIUM SECONDARY BATTERY CONTAINING SAME
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2016/089099    International Application No.:    PCT/KR2015/013030
Publication Date: 09.06.2016 International Filing Date: 02.12.2015
IPC:
H01M 10/0566 (2010.01), H01M 10/0569 (2010.01), H01M 10/052 (2010.01)
Applicants: LG CHEM, LTD. [KR/KR]; 128, Yeoui-daero Youngdungpo-gu Seoul 07336 (KR)
Inventors: KIL, Eun Hye; (KR).
LEE, Jin Kyu; (KR).
KIM, Ki Tae; (KR).
YUN, Hyung Ku; (KR).
HAN, Hyeaeun; (KR)
Agent: YOU ME PATENT AND LAW FIRM; (KR)
Priority Data:
10-2014-0170329 02.12.2014 KR
Title (EN) ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERY, WITH IMPROVED LOW TEMPERATURE CHARACTERISTIC, AND LITHIUM SECONDARY BATTERY CONTAINING SAME
(FR) SOLUTION D'ÉLECTROLYTE POUR BATTERIE SECONDAIRE AU LITHIUM, AYANT DES CARACTÉRISTIQUES AMÉLIORÉES À BASSE TEMPÉRATURE, ET BATTERIE SECONDAIRE AU LITHIUM LA CONTENANT
(KO) 저온 성능이 향상된 리튬 이차전지용 전해액 및 이를 포함하는 리튬 이차전지
Abstract: front page image
(EN)The present invention provides: an electrolyte solution for a lithium secondary battery, comprising 10-50 wt% of a cyclic carbonate-based compound and 50-90 wt% of a linear ester-based compound on the basis of the total weight of a nonaqueous solvent, wherein the amount of ethyl propionate in the linear ester-based compound is 20-60 wt% on the basis of the total weight of a nonaqueous solvent; and a lithium secondary battery exhibiting an excellent low temperature characteristic by containing the same.
(FR)La présente invention porte sur : une solution d'électrolyte pour batterie secondaire au lithium, comprenant 10-50 % en poids d'un composé à base de carbonate cyclique et 50-90 % en poids d'un composé à base d'ester linéaire sur la base du poids total d'un solvant non aqueux, la quantité d'éthyl propionate dans le composé à base d'ester linéaire de 20-60 % en poids sur la base du poids total d'un solvant non aqueux ; et une batterie secondaire au lithium présentant une excellente caractéristique à basse température la contenant.
(KO)본 발명은 비수계 용매 전체 중량을 기준으로 10 내지 50 중량%의 환형 카보네이트계 화합물과 50 내지 90 중량%의 선형 에스테르계 화합물을 포함하며, 상기 선형 에스테르계 화합물 중 에틸 프로피오네이트의 함량은 비수계 용매 전체 중량을 기준으로 20 내지 60 중량%인 리튬 이차전지용 전해액 및 이를 포함하여 우수한 저온 특성을 나타내는 리튬 이차전지를 제공한다.
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, 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, KN, KP, 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)