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1. WO2020195988 - SEPARATOR FOR SECONDARY CELL, THERMOPLASTIC RESIN GRANULATED BODY, SLURRY COMPOSITION, AND METHOD FOR MANUFACTURING SAME, AND SECONDARY CELL

Publication Number WO/2020/195988
Publication Date 01.10.2020
International Application No. PCT/JP2020/011302
International Filing Date 13.03.2020
IPC
B29B 9/00 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
9Making granules
C08J 3/05 2006.01
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H142
3Processes of treating or compounding macromolecular substances
02Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
03in aqueous media
05from solid polymers
C08J 3/12 2006.01
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H142
3Processes of treating or compounding macromolecular substances
12Powdering or granulating
C08J 9/40 2006.01
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H142
9Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
36After-treatment
40Impregnation
H01M 2/16 2006.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
2Constructional details, or processes of manufacture, of the non-active parts
14Separators; Membranes; Diaphragms; Spacing elements
16characterised by the material
Applicants
  • 東レ株式会社 TORAY INDUSTRIES, INC. [JP]/[JP]
Inventors
  • 眞鍋 浩一郎 MANABE Koichiro
  • 山下 哲夫 YAMASHITA Tetsuo
  • 森 健太郎 MORI Kentaro
Agents
  • 特許業務法人栄光特許事務所 EIKOH PATENT FIRM, P.C.
Priority Data
2019-06326428.03.2019JP
2019-17775827.09.2019JP
Publication Language Japanese (JA)
Filing Language Japanese (JA)
Designated States
Title
(EN) SEPARATOR FOR SECONDARY CELL, THERMOPLASTIC RESIN GRANULATED BODY, SLURRY COMPOSITION, AND METHOD FOR MANUFACTURING SAME, AND SECONDARY CELL
(FR) SÉPARATEUR POUR CELLULE SECONDAIRE, CORPS GRANULÉ DE RÉSINE THERMOPLASTIQUE, COMPOSITION DE BOUILLIE, ET SON PROCÉDÉ DE FABRICATION, ET CELLULE SECONDAIRE
(JA) 二次電池用セパレータ、熱可塑性樹脂造粒体、スラリー組成物、及びこれらの製造方法、並びに二次電池
Abstract
(EN)
The present invention relates to a separator for a secondary cell, in which a porous layer is layered on at least one surface of a porous substrate, wherein the separator includes a thermoplastic resin granulated body in at least one surface layer of the porous layer, and the thermoplastic resin granulated body includes thermoplastic resin particles, and includes a fused material in which primary particles of a plurality of the thermoplastic resin particles are fused.
(FR)
La présente invention concerne un séparateur pour une cellule secondaire, dans lequel une couche poreuse est stratifiée sur au moins une surface d'un substrat poreux, le séparateur comprenant un corps granulé de résine thermoplastique dans au moins une couche de surface de la couche poreuse, et le corps granulé de résine thermoplastique comprenant des particules de résine thermoplastique, et comprenant un matériau fondu dans lequel des particules primaires d'une pluralité de particules de résine thermoplastique sont fondues.
(JA)
本発明は、多孔質基材の少なくとも片面に多孔質層を積層してなるセパレータであって、前記多孔質層の少なくとも一方の表層に熱可塑性樹脂造粒体を含み、前記熱可塑性樹脂造粒体は熱可塑性樹脂粒子を含む造粒体であって、複数の前記熱可塑性樹脂粒子の一次粒子が融着した融着物を含む、二次電池用セパレータに関する。
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