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1. (WO2013147006) POROUS MEMBRANE FOR SECONDARY CELL, POROUS MEMBRANE SLURRY FOR SECONDARY CELL, NONCONDUCTIVE PARTICLES, ELECTRODE FOR SECONDARY CELL, SEPARATOR FOR SECONDARY CELL, AND SECONDARY CELL
Latest bibliographic data on file with the International Bureau   

Pub. No.: WO/2013/147006 International Application No.: PCT/JP2013/059219
Publication Date: 03.10.2013 International Filing Date: 28.03.2013
IPC:
H01M 2/16 (2006.01) ,H01M 4/13 (2010.01) ,H01M 10/052 (2010.01) ,H01M 10/0566 (2010.01) ,H01M 10/058 (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
2
Constructional details, or processes of manufacture, of the non-active parts
14
Separators; Membranes; Diaphragms; Spacing elements
16
characterised by the material
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
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
056
characterized by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
0564
the electrolyte being constituted of organic materials only
0566
Liquid materials
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
058
Construction or manufacture
Applicants:
日本ゼオン株式会社 ZEON CORPORATION [JP/JP]; 東京都千代田区丸の内一丁目6番2号 6-2, Marunouchi 1-chome, Chiyoda-ku, Tokyo 1008246, JP
Inventors:
秋池 純之介 AKIIKE, Junnosuke; JP
Agent:
とこしえ特許業務法人 TOKOSHIE PATENT FIRM; 東京都新宿区西新宿7丁目22番27号 西新宿KNビル Nishishinjuku KN Bldg., 22-27, Nishishinjuku 7-chome, Shinjuku-ku, Tokyo 1600023, JP
Priority Data:
2012-07846230.03.2012JP
Title (EN) POROUS MEMBRANE FOR SECONDARY CELL, POROUS MEMBRANE SLURRY FOR SECONDARY CELL, NONCONDUCTIVE PARTICLES, ELECTRODE FOR SECONDARY CELL, SEPARATOR FOR SECONDARY CELL, AND SECONDARY CELL
(FR) MEMBRANE POREUSE POUR UNE PILE RECHARGEABLE, BOUILLIE POUR MEMBRANE POREUSE POUR UNE PILE RECHARGEABLE, PARTICULES NON CONDUCTRICES, ÉLECTRODE POUR UNE PILE RECHARGEABLE, SÉPARATEUR POUR UNE PILE RECHARGEABLE ET PILE RECHARGEABLE
(JA) 二次電池用多孔膜、二次電池用多孔膜スラリー、非導電性粒子、二次電池用電極、二次電池用セパレータ及び二次電池
Abstract:
(EN) [Problem] To provide a porous membrane for a secondary cell that has a highly uniform membrane thickness and has excellent ion permeability and reliability under high-temperature environments. [Solution] Provided is a porous membrane for a secondary cell comprising nonconductive particles and a binder, the porous membrane for a secondary cell being characterized in that the nonconductive particles are polymer microparticles having a number average particle diameter of 100 to 1,000 nm and a BET specific surface area of 14.56 to 72.8 m2/g.
(FR) Le problème à résoudre dans le cadre de la présente invention consiste à proposer une membrane poreuse pour une pile rechargeable qui présente une épaisseur de membrane très uniforme et une excellente perméabilité aux ions ainsi qu'une excellente fiabilité dans des environnements à température élevée. La solution proposée consiste en une membrane poreuse pour une pile rechargeable, ladite membrane poreuse comprenant des particules non conductrices et un liant, la membrane poreuse pour une pile rechargeable étant caractérisée en ce que les particules non conductrices sont des microparticules polymères qui présentent un diamètre de particule moyen en nombre compris entre 100 et 1 000 nm et une aire de surface spécifique BET compris entre 14,56 et 72,8 m2/g.
(JA) 【課題】膜厚の均一性が高く、高温環境下における信頼性、及びイオン透過性に優れた二次電池用多孔膜を提供すること。 【解決手段】非導電性粒子及びバインダを含む二次電池用多孔膜であって、前記非導電性微粒子が、個数平均粒子径が100~1000nm、BET比表面積が14.56~72.8m/gである重合体粒子であることを特徴とする二次電池用多孔膜を提供する。
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, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, 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, 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, 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, ML, MR, NE, SN, TD, TG)
Publication Language: Japanese (JA)
Filing Language: Japanese (JA)