JP6952036B2 - 電池、電池モジュール - Google Patents
電池、電池モジュール Download PDFInfo
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- JP6952036B2 JP6952036B2 JP2018531784A JP2018531784A JP6952036B2 JP 6952036 B2 JP6952036 B2 JP 6952036B2 JP 2018531784 A JP2018531784 A JP 2018531784A JP 2018531784 A JP2018531784 A JP 2018531784A JP 6952036 B2 JP6952036 B2 JP 6952036B2
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- 239000000463 material Substances 0.000 claims description 51
- 239000005001 laminate film Substances 0.000 claims description 29
- 239000008151 electrolyte solution Substances 0.000 claims description 23
- 230000003068 static effect Effects 0.000 claims description 16
- 239000000126 substance Substances 0.000 claims description 11
- 239000011149 active material Substances 0.000 claims description 4
- 239000010408 film Substances 0.000 description 28
- 229920005989 resin Polymers 0.000 description 10
- 239000011347 resin Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 7
- 229910001416 lithium ion Inorganic materials 0.000 description 7
- 238000003466 welding Methods 0.000 description 7
- 229920000098 polyolefin Polymers 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 238000003475 lamination Methods 0.000 description 4
- -1 polyethylene terephthalate Polymers 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000007773 negative electrode material Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 229920000459 Nitrile rubber Polymers 0.000 description 2
- 239000005062 Polybutadiene Substances 0.000 description 2
- 229920000800 acrylic rubber Polymers 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229920001973 fluoroelastomer Polymers 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 229920003049 isoprene rubber Polymers 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920001084 poly(chloroprene) Polymers 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 229920002857 polybutadiene Polymers 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 239000007774 positive electrode material Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 206010016654 Fibrosis Diseases 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 229920006311 Urethane elastomer Polymers 0.000 description 1
- CKFRRHLHAJZIIN-UHFFFAOYSA-N cobalt lithium Chemical compound [Li].[Co] CKFRRHLHAJZIIN-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 230000004761 fibrosis Effects 0.000 description 1
- 230000003176 fibrotic effect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001256 stainless steel alloy Inorganic materials 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
Images
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- H—ELECTRICITY
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes
-
- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
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- H01M10/0436—Small-sized flat cells or batteries for portable equipment
-
- H—ELECTRICITY
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- H01M10/0468—Compression means for stacks of electrodes and separators
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- H—ELECTRICITY
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- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
- H01M50/491—Porosity
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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- H01M2004/021—Physical characteristics, e.g. porosity, surface area
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
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- H01M50/131—Primary casings; Jackets or wrappings characterised by physical properties, e.g. gas permeability, size or heat resistance
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/271—Lids or covers for the racks or secondary casings
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- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Secondary Cells (AREA)
- Materials Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Battery Mounting, Suspending (AREA)
- Cell Separators (AREA)
- Battery Electrode And Active Subsutance (AREA)
Description
また、本発明に係る電池は、正極と負極とセパレーターとが積層されてなる電極積層体と、前記電極積層体と電解液を収容するラミネートフィルム外装材と、を有し、前記電極積層体の最外層の負極と前記ラミネートフィルム外装材内面との間の静止摩擦係数が0.1以上であることを特長とする。
また、本発明に係る電池は、正極と負極とセパレーターとが積層されてなる電極積層体と、前記電極積層体と電解液を収容するラミネートフィルム外装材と、前記電極積層体の積層方向に面圧を加えることができる弾性層と、を有し、前記電極積層体の最外層の負極と前記ラミネートフィルム外装材内面との間の静止摩擦係数が0.1以上であることを特長とする。
22・・・正極本体部
24・・・正極端子部
26・・・正極活物質
30・・・負極
32・・・負極本体部
34・・・負極端子部
36・・・負極活物質
40・・・セパレーター
42・・・セパレーター本体部
44・・・セパレーター延出片
60・・・電極積層体
65・・・接着テープ
80・・・ラミネートフィルム外装材
81・・・熱溶着部(封止領域)
100・・・電池
110・・・電池本体部
111・・・第1辺
112・・・第2辺
113・・・第3辺
114・・・第4辺
120・・・正極引き出しタブ
130・・・負極引き出しタブ
150・・・弾性物質
200・・・収容ケース体
210・・・蓋体
250・・・弾性層
300・・・電池モジュール
Claims (14)
- 正極と負極とセパレーターとが積層されてなる電極積層体と、
前記電極積層体と電解液を収容するラミネートフィルム外装材と、を有し、
前記負極と、前記ラミネートフィルム外装材内面とが当接した状態となっており、前記負極と前記ラミネートフィルム外装材内面との間の静止摩擦係数が0.1以上であることを特長とする電池。 - 正極と負極とセパレーターとが積層されてなる電極積層体と、
前記電極積層体と電解液を収容するラミネートフィルム外装材と、を有し、
前記電極積層体の最外層の負極と前記ラミネートフィルム外装材内面との間の静止摩擦係数が0.1以上であることを特長とする電池。 - 前記負極の活物質のD90/D10比が1.7以上であることを特長とする請求項1又は請求項2に記載の電池。
- 前記セパレーターの空隙率が30%以上であることを特長とする請求項1乃至請求項3のいずれか1項に記載の電池。
- 前記電極積層体の積層方向の単位面積当たりの重量が1kg/m2以上40kg/m2以下であることを特長とする請求項1乃至請求項4のいずれか1項に記載の電池。
- 請求項1乃至請求項5のいずれか1項に記載の電池が用いられた電池モジュールであって、
前記電極積層体の積層方向に100kgf/m2以上の面圧を加える弾性物質を有することを特長とする電池モジュール。 - 面圧を加える方向における前記弾性物質のヤング率が0.1MPa以上5Mpa以下であることを特長とする請求項6に記載の電池モジュール。
- 正極と負極とセパレーターとが積層されてなる電極積層体と、
前記電極積層体と電解液を収容するラミネートフィルム外装材と、
前記電極積層体の積層方向に面圧を加えることができる弾性層と、を有し、
前記負極と、前記ラミネートフィルム外装材内面とが当接した状態となっており、前記負極と前記ラミネートフィルム外装材内面との間の静止摩擦係数が0.1以上であることを特長とする電池。 - 正極と負極とセパレーターとが積層されてなる電極積層体と、
前記電極積層体と電解液を収容するラミネートフィルム外装材と、
前記電極積層体の積層方向に面圧を加えることができる弾性層と、を有し、
前記電極積層体の最外層の負極と前記ラミネートフィルム外装材内面との間の静止摩擦係数が0.1以上であることを特長とする電池。 - 前記負極の活物質のD90/D10比が1.7以上であることを特長とする請求項8又は請求項9に記載の電池。
- 前記セパレーターの空隙率が30%以上であることを特長とする請求項8又は請求項10のいずれか1項に記載の電池。
- 前記電極積層体の積層方向の単位面積当たりの重量が1kg/m2以上40kg/m2以下であることを特長とする請求項8乃至請求項11のいずれか1項に記載の電池。
- 請求項8乃至請求項12のいずれか1項に記載の電池が用いられた電池モジュールであって、
前記弾性層が前記電極積層体の積層方向に100kgf/m2以上の面圧を加えることを特長とする電池モジュール。 - 面圧を加える方向における前記弾性層のヤング率が0.1MPa以上5Mpa以下であることを特長とする請求項13に記載の電池モジュール。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016154782 | 2016-08-05 | ||
JP2016154782 | 2016-08-05 | ||
PCT/JP2017/024595 WO2018025557A1 (ja) | 2016-08-05 | 2017-07-05 | 電池、電池モジュール |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2018025557A1 JPWO2018025557A1 (ja) | 2019-05-30 |
JP6952036B2 true JP6952036B2 (ja) | 2021-10-20 |
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JP2018531784A Active JP6952036B2 (ja) | 2016-08-05 | 2017-07-05 | 電池、電池モジュール |
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US (1) | US20190181392A1 (ja) |
EP (1) | EP3496200A4 (ja) |
JP (1) | JP6952036B2 (ja) |
CN (1) | CN109565071A (ja) |
WO (1) | WO2018025557A1 (ja) |
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WO2019151230A1 (ja) | 2018-01-30 | 2019-08-08 | 株式会社Ihi | 充填材、その製造方法及び液膜形成構造 |
JP7403337B2 (ja) * | 2020-02-12 | 2023-12-22 | パナソニックホールディングス株式会社 | 非水電解質二次電池及び二次電池モジュール |
DE102020130139A1 (de) | 2020-11-16 | 2022-05-19 | Bayerische Motoren Werke Aktiengesellschaft | Batteriemodul mit einer Vielzahl von Batteriezellen |
KR20230112435A (ko) * | 2022-01-20 | 2023-07-27 | 삼성에스디아이 주식회사 | 단위 스택셀 구조체 및 이를 포함하는 전고체 이차전지 |
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JP2003132936A (ja) * | 2001-10-24 | 2003-05-09 | Mitsubishi Electric Corp | 2次電池およびその製造方法 |
JP5114950B2 (ja) * | 2006-02-13 | 2013-01-09 | 日産自動車株式会社 | 電池モジュール、組電池及びそれらの電池を搭載した車両 |
JP2010238687A (ja) * | 2009-03-30 | 2010-10-21 | Fdk Corp | 蓄電デバイス |
JP5471204B2 (ja) * | 2009-09-07 | 2014-04-16 | 日産自動車株式会社 | 双極型電池 |
JP5502707B2 (ja) * | 2009-11-20 | 2014-05-28 | 三菱樹脂株式会社 | 積層多孔フィルム、電池用セパレータおよび電池 |
JP5793332B2 (ja) * | 2010-04-09 | 2015-10-14 | 川研ファインケミカル株式会社 | 非水電解液電池用セパレータおよびリチウムイオン二次電池 |
JP5541957B2 (ja) * | 2010-04-13 | 2014-07-09 | シャープ株式会社 | 積層型二次電池 |
US9123955B2 (en) * | 2012-04-06 | 2015-09-01 | Samsung Sdi Co., Ltd. | Negative active material, lithium battery including the material, and method for manufacturing the material |
WO2014034350A1 (ja) * | 2012-08-27 | 2014-03-06 | Necエナジーデバイス株式会社 | 電池モジュール |
JP2014089855A (ja) * | 2012-10-30 | 2014-05-15 | Hitachi Maxell Ltd | 非水二次電池用負極活物質および非水二次電池 |
WO2014157416A1 (ja) * | 2013-03-26 | 2014-10-02 | 日産自動車株式会社 | 非水電解質二次電池 |
JP6036999B2 (ja) * | 2013-04-26 | 2016-11-30 | 日産自動車株式会社 | 非水電解質二次電池 |
JP2016062810A (ja) * | 2014-09-19 | 2016-04-25 | 株式会社東芝 | 非水電解質二次電池用負極およびそれを備えた非水電解質二次電池 |
WO2016060228A1 (ja) * | 2014-10-16 | 2016-04-21 | 凸版印刷株式会社 | 蓄電デバイス用外装材及び蓄電デバイス |
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- 2017-07-05 WO PCT/JP2017/024595 patent/WO2018025557A1/ja active Application Filing
- 2017-07-05 EP EP17836664.7A patent/EP3496200A4/en not_active Withdrawn
- 2017-07-05 JP JP2018531784A patent/JP6952036B2/ja active Active
- 2017-07-05 CN CN201780048567.8A patent/CN109565071A/zh active Pending
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CN109565071A (zh) | 2019-04-02 |
EP3496200A4 (en) | 2020-04-22 |
WO2018025557A1 (ja) | 2018-02-08 |
JPWO2018025557A1 (ja) | 2019-05-30 |
EP3496200A1 (en) | 2019-06-12 |
US20190181392A1 (en) | 2019-06-13 |
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