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1. (WO2019066352) BINDER FOR PREPARING POSITIVE ELECTRODE FOR LITHIUM-SULFUR SECONDARY BATTERY, AND METHOD FOR PREPARING POSITIVE ELECTRODE USING SAME
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Pub. No.: WO/2019/066352 International Application No.: PCT/KR2018/010974
Publication Date: 04.04.2019 International Filing Date: 18.09.2018
IPC:
H01M 4/62 (2006.01) ,H01M 4/13 (2010.01) ,H01M 10/052 (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
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
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
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:
이충현 LEE, Choonghyeon; KR
김경오 KIM, Kyung Oh; KR
양두경 YANG, Doo Kyung; KR
윤성수 YOON, Sung Soo; KR
Agent:
김성호 KIM, Sung Ho; KR
박형달 PARK, Hyung-Dal; KR
Priority Data:
10-2017-012768229.09.2017KR
10-2018-011034714.09.2018KR
Title (EN) BINDER FOR PREPARING POSITIVE ELECTRODE FOR LITHIUM-SULFUR SECONDARY BATTERY, AND METHOD FOR PREPARING POSITIVE ELECTRODE USING SAME
(FR) LIANT POUR PRÉPARATION D'ÉLECTRODE POSITIVE POUR BATTERIE RECHARGEABLE AU LITHIUM-SOUFRE ET PROCÉDÉ DE PRÉPARATION D'ÉLECTRODE POSITIVE LE METTANT EN ŒUVRE
(KO) 리튬-황 이차전지의 양극 제조용 바인더 및 이를 사용한 양극의 제조방법
Abstract:
(EN) The present invention relates to a binder for preparing a positive electrode for a lithium-sulfur secondary battery, and method for preparing a positive electrode using same. The binder comprises acrylic polymer. The acrylic polymer comprises a hydroxyphenyl monomer polymerization unit or a disulfide monomer polymerization unit. The acrylic polymer comprises 1-20 wt % of hydroxyphenyl monomer polymerization unit. The acrylic polymer comprises 1-20 wt % of disulfide monomer polymerization unit.
(FR) La présente invention concerne un liant pour la préparation d'une électrode positive pour une batterie rechargeable au lithium-soufre et un procédé de préparation d'une électrode positive le mettant en œuvre. Ledit liant comprend un polymère acrylique. Le polymère acrylique comprend une unité de polymérisation monomère hydroxyphényle ou une unité de polymérisation monomère disulfure. Le polymère acrylique comprend de 1 à 20 % en poids d'une unité de polymérisation monomère hydroxyphényle. Le polymère acrylique comprend de 1 à 20 % en poids d'une unité de polymérisation monomère disulfure.
(KO) 본 발명은 리튬-황 이차전지의 양극 제조용 바인더 및 이를 사용한 양극의 제조방법에 관한 것이다. 상기 바인더는 아크릴계 고분자를 포함하고, 상기 아크릴계 고분자는 하이드록시페닐계 단량체 중합 단위 또는 디설파이드계 단량체 중합 단위를 포함한다. 상기 하이드록시페닐계 단량체 중합 단위는 아크릴계 고분자 내에 1 내지 20 중량%가 포함되고, 상기 디설파이드계 단량체 중합 단위는 아크릴계 고분자 내에 1 내지 20 중량%가 포함된다.
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)