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Pub. No.:    WO/2018/021715    International Application No.:    PCT/KR2017/007176
Publication Date: 01.02.2018 International Filing Date: 05.07.2017
H01M 10/0525 (2010.01), H01M 10/42 (2006.01), H01M 2/26 (2006.01)
Applicants: SAMSUNG SDI CO., LTD. [KR/KR]; 150-20 Gongse-ro, Giheung-gu, Yongin-si, Gyeonggi-do 17084 (KR)
Inventors: CHOI, Sol; (KR).
EOM, Hyeri; (KR).
HAN, Da-Un; (KR).
HAN, Juhyeong; (KR)
Agent: PANKOREA PATENT AND LAW FIRM; 13F, 70 Nonhyeon-ro 85-gil, Gangnam-gu, Seoul 06234 (KR)
Priority Data:
10-2016-0095748 27.07.2016 KR
(KO) 이차 전지
Abstract: front page image
(EN)The present disclosure relates to a secondary battery comprising: a first electrode including a first coated portion and a first non-coated portion positioned adjacent to the first coated portion; a second electrode including a second coated portion and a second non-coated portion positioned adjacent to the second coated portion; a separator interposed between the first electrode and the second electrode; a first electrode tab electrically connected to the first electrode; and a second electrode tab electrically connected to the second electrode, wherein at least one of the first non-coated portion, the second non-coated portion, the first electrode tab, and the second electrode tab includes a stress relieving portion.
(FR)La présente invention concerne une batterie secondaire comprenant : une première électrode comprenant une première portion revêtue et une première portion non revêtue adjacente à la première portion revêtue; une seconde électrode comprenant une seconde portion revêtue et une seconde portion non revêtue adjacente à la seconde portion revêtue; un séparateur intercalé entre la première électrode et la seconde électrode; une première languette d'électrode connectée électriquement à la première électrode; et une seconde languette d'électrode connectée électriquement à la seconde électrode, où au moins l'une de la première portion non revêtue, la seconde portion non revêtue, la première languette d'électrode et la seconde languette d'électrode comprennent une portion de relaxation de contraintes.
(KO)본 기재는 이차 전지에 관한 것으로, 제1 코팅부 및 상기 제1 코팅부와 인접하게 위치하는 제1 무지부를 포함하는 제1 전극, 제2 코팅부 및 상기 제2 코팅부와 인접하게 위치하는 제2 무지부를 포함하는 제2 전극, 상기 제1 전극 및 상기 제2 전극 사이에 개재되어 있는 세퍼레이터, 상기 제1 전극과 전기적으로 연결되어 있는 제1 전극 탭 및 상기 제2 전극과 전기적으로 연결되어 있는 제2 전극 탭을 포함하고, 상기 제1 무지부, 상기 제2 무지부, 상기 제1 전극 탭 및 상기 제2 전극 탭 중 적어도 하나는 응력 완화부를 포함한다.
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 (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)