JP7080347B2 - 硫黄-炭素複合体、この製造方法、これを含むリチウム-硫黄電池用正極及びリチウム-硫黄電池 - Google Patents
硫黄-炭素複合体、この製造方法、これを含むリチウム-硫黄電池用正極及びリチウム-硫黄電池 Download PDFInfo
- Publication number
- JP7080347B2 JP7080347B2 JP2020560319A JP2020560319A JP7080347B2 JP 7080347 B2 JP7080347 B2 JP 7080347B2 JP 2020560319 A JP2020560319 A JP 2020560319A JP 2020560319 A JP2020560319 A JP 2020560319A JP 7080347 B2 JP7080347 B2 JP 7080347B2
- Authority
- JP
- Japan
- Prior art keywords
- sulfur
- positive electrode
- carbon
- lithium
- electrolytic solution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/362—Composites
- H01M4/364—Composites as mixtures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/362—Composites
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0569—Liquid materials characterised by the solvents
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/36—Accumulators not provided for in groups H01M10/05-H01M10/34
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0404—Methods of deposition of the material by coating on electrode collectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/043—Processes of manufacture in general involving compressing or compaction
- H01M4/0433—Molding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/13—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
- H01M4/00—Electrodes
- 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
- H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
- H01M4/622—Binders being polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
- H01M4/622—Binders being polymers
- H01M4/623—Binders being polymers fluorinated polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/661—Metal or alloys, e.g. alloy coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/411—Organic material
- H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
- H01M50/417—Polyolefins
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/028—Positive electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0025—Organic electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/137—Electrodes based on electro-active polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1393—Processes of manufacture of electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1397—Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
- H01M4/1399—Processes of manufacture of electrodes based on electro-active polymers
-
- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
- Carbon And Carbon Compounds (AREA)
Description
本発明は、多孔性炭素材;電解液含浸性を有する化合物;及び硫黄を含む硫黄-炭素複合体であって、
前記多孔性炭素材の表面は、電解液含浸性を有する化合物を含むコーティング層を含む硫黄-炭素複合体を提供する。
(b)前記(a)段階で製造された電解液含浸性を有する化合物でコーティングされた多孔性炭素材と硫黄を混合及び成形する段階;を含む硫黄-炭素複合体の製造方法を提供する。
前記正極集電体上に正極活物質層;を含むリチウム-硫黄電池用正極であって、
前記正極活物質層は、前記本発明の硫黄-炭素複合体、導電材及びバインダーを含むリチウム-硫黄電池用正極を提供する。
前記正極は前記本発明の正極であることを特徴とするリチウム-硫黄電池を提供する。
前記多孔性炭素材の表面は、電解液含浸性を有する化合物を含むコーティング層を含む硫黄-炭素複合体に関する。
(a)電解液含浸性を有する化合物で多孔性炭素材をコーティングする段階;及び
(b)前記(a)段階で製造された電解液含浸性を有する化合物でコーティングされた多孔性炭素材と硫黄を混合及び成形する段階;を含むことができる。
前記正極集電体上に正極活物質層;を含むリチウム-硫黄電池用正極であって、
前記正極活物質層は上述した本発明の硫黄-炭素複合体、導電材及びバインダーを含むリチウム-硫黄電池用正極に関する。
実施例1。
電解液含浸性を有する高分子であるポリフッ化ビニリデン-ヘキサフルオロプロピレン(シグマアルドリッチ)をアセトン及びエタノールの混合溶媒に硫黄-炭素複合体の総重量に対して1.25%で溶解させた溶液にカーボンナノチューブ0.5gを投入した後、25℃で撹拌して12時間乾燥して多孔性炭素材の表面にポリフッ化ビニリデン-ヘキサフルオロプロピレンコーティング層を形成した。この時、ポリフッ化ビニリデン-ヘキサフルオロプロピレン:多孔性炭素材の重量比は1:20であった。この時、多孔性炭素材はカーボンナノチューブの全体重量を意味する。
電解液含浸性を有する高分子でポリフッ化ビニリデン(シグマアルドリッチ)を使用したことを除いては、前記実施例1と同様に実施してリチウム-硫黄電池用正極を製造した。
コーティング層を形成していないカーボンナノチューブを使用したことを除いては、前記実施例1と同様に実施してリチウム-硫黄電池用正極を製造した。
カーボンナノチューブ1g及び硫黄3gを均一に混合した後、155℃で30分間熱処理して硫黄-炭素複合体を製造した。
前記実施例1ないし2及び比較例1で製造したリチウム-硫黄電池用正極をそれぞれロールプレッシングギャップ(gap)を異にして圧延し、60%、65%及び72%の気孔度を有するリチウム-硫黄電池用正極を製造した。
前記気孔度が68%である実施例1、2及び比較例1、2の正極を使用し、分離膜でポリエチレンを使用し、負極で150μm厚さのリチウムホイルを使用してリチウム-硫黄電池コインセルを製造した。この時、前記コインセルは、ジエチレングリコールジメチルエーテル有機溶媒に1M LiFSI、1%LiNO3を溶解させて製造された電解液を使用してコインセルを製造した。
Claims (11)
- 多孔性炭素材;電解液含浸性を有する化合物;及び硫黄を含む硫黄-炭素複合体であって、
前記多孔性炭素材の表面は、電解液含浸性を有する化合物を含むコーティング層を含み、
前記多孔性炭素材は、グラファイト、グラフェン、カーボンブラック、カーボンナノチューブ、炭素繊維、天然黒鉛、人造黒鉛、膨張黒鉛及び活性炭素からなる群から選択された1種以上であり、
前記電解液含浸性を有する化合物は、エーテル系化合物またはカーボネート系化合物を溶媒で含む電解液に対して、200%以上、600%以下の電解液含浸性を有する高分子である、硫黄-炭素複合体。 - 前記硫黄-炭素複合体は、前記コーティング層が形成された多孔性炭素材と硫黄が混合された状態であることを特徴とする請求項1に記載の硫黄-炭素複合体。
- 前記高分子は、ポリフッ化ビニリデン、ポリフッ化ビニリデン-ヘキサフルオロプロピレン、パーフルオロアルキル、フルオロエチレンプロピレン、エチレンテトラフルオロエチレン及びポリテトラフルオロエチレンからなる群から選択される1種以上を含むことを特徴とする請求項1又は2に記載の硫黄-炭素複合体。
- 前記高分子は、ポリフッ化ビニリデン又はポリフッ化ビニリデン-ヘキサフルオロプロピレンを含むことを特徴とする、請求項1~3のいずれか一項に記載の硫黄-炭素複合体。
- 前記化合物の電解液含浸性は260%以上、600%以下であることを特徴とする請求項1から4の何れか一項に記載の硫黄-炭素複合体。
- 前記電解液含浸性を有する化合物は、硫黄-炭素複合体の総重量に対して0.5ないし5重量%で含まれることを特徴とする請求項1から5のいずれか一項に記載の硫黄-炭素複合体。
- (a)電解液含浸性を有する化合物で多孔性炭素材をコーティングする段階;及び
(b)前記(a)段階で製造された電解液含浸性を有する化合物でコーティングされた多孔性炭素材と硫黄を混合及び成形する段階;を含み、
前記多孔性炭素材は、グラファイト、グラフェン、カーボンブラック、カーボンナノチューブ、炭素繊維、天然黒鉛、人造黒鉛、膨張黒鉛及び活性炭素からなる群から選択された1種以上であり、
前記電解液含浸性を有する化合物は、エーテル系化合物またはカーボネート系化合物を溶媒で含む電解液に対して、200%以上、600%以下の電解液含浸性を有する高分子である、硫黄-炭素複合体の製造方法。 - 正極集電体;及び
前記正極集電体上に正極活物質層;を含むリチウム-硫黄電池用正極であって、
前記正極活物質層は、請求項1から6のいずれか一項に記載の硫黄-炭素複合体、導電材及びバインダーを含むリチウム-硫黄電池用正極。 - 前記正極の気孔度は68%以下であることを特徴とする請求項8に記載のリチウム-硫黄電池用正極。
- 前記正極集電体に対する正極活物質層の接着力は2gf/cm以上であることを特徴とする請求項8または9に記載のリチウム-硫黄電池用正極。
- 正極;負極;前記正極と負極の間に介在される分離膜;及び電解液を含むリチウム-硫黄電池であって、
前記正極は、請求項8から10のいずれか一項に記載の正極であることを特徴とするリチウム-硫黄電池。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2018-0076514 | 2018-07-02 | ||
KR1020180076514A KR102468500B1 (ko) | 2018-07-02 | 2018-07-02 | 황-탄소 복합체, 이를 포함하는 리튬-황 전지용 양극 및 리튬-황 전지 |
PCT/KR2019/006705 WO2020009333A1 (ko) | 2018-07-02 | 2019-06-04 | 황-탄소 복합체, 이의 제조방법, 이를 포함하는 리튬-황 전지용 양극 및 리튬-황 전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021521600A JP2021521600A (ja) | 2021-08-26 |
JP7080347B2 true JP7080347B2 (ja) | 2022-06-03 |
Family
ID=69060670
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020560319A Active JP7080347B2 (ja) | 2018-07-02 | 2019-06-04 | 硫黄-炭素複合体、この製造方法、これを含むリチウム-硫黄電池用正極及びリチウム-硫黄電池 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20210242463A1 (ja) |
EP (1) | EP3783704A4 (ja) |
JP (1) | JP7080347B2 (ja) |
KR (1) | KR102468500B1 (ja) |
CN (1) | CN112189269A (ja) |
WO (1) | WO2020009333A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20220003210A (ko) * | 2020-07-01 | 2022-01-10 | 주식회사 엘지에너지솔루션 | 리튬-황 전지용 양극 및 이의 제조방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004071566A (ja) | 2002-08-07 | 2004-03-04 | Samsung Sdi Co Ltd | リチウム−硫黄電池用正極、その製造方法及びこれを含むリチウム−硫黄電池 |
JP2016119165A (ja) | 2014-12-18 | 2016-06-30 | 株式会社アルバック | アルカリ金属−硫黄電池用正極及びこれを備えた二次電池の製造方法 |
JP2016528692A (ja) | 2013-08-01 | 2016-09-15 | エルジー・ケム・リミテッド | リチウム−硫黄電池用の正極およびその製造方法 |
JP2019509613A (ja) | 2016-08-10 | 2019-04-04 | エルジー・ケム・リミテッド | ポリイミドを含む正極活物質、この製造方法及びこれを含むリチウム−硫黄電池 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100373835B1 (ko) * | 2000-09-01 | 2003-02-26 | 삼성에스디아이 주식회사 | 리튬 설퍼 2차 전지 |
KR100551007B1 (ko) * | 2003-10-23 | 2006-02-13 | 삼성에스디아이 주식회사 | 리튬 이차 전지 |
US20130244097A1 (en) * | 2012-03-14 | 2013-09-19 | Basf Se | Composite materials, production thereof and use thereof in electrochemical cells |
WO2013136223A1 (de) * | 2012-03-14 | 2013-09-19 | Basf Se | Kompositmaterialien, ihre herstellung und verwendung in elektrochemischen zellen |
KR101501267B1 (ko) | 2013-07-31 | 2015-03-12 | 주식회사 포스코 | 리튬-설퍼 전지용 양극재, 이의 제조 방법 및 리튬 설퍼 전지 |
KR101526677B1 (ko) * | 2013-08-07 | 2015-06-05 | 현대자동차주식회사 | 리튬황 배터리를 위한 유황 양극 |
EP3016181B1 (en) * | 2013-08-16 | 2018-04-25 | LG Chem, Ltd. | Anode for lithium-sulfur battery and preparation method therefor |
KR101790833B1 (ko) * | 2014-10-31 | 2017-10-26 | 주식회사 엘지화학 | 전해질 담지층을 적용한 리튬-황 전지 구조 |
US10050265B2 (en) * | 2014-12-18 | 2018-08-14 | Samsung Electronics Co., Ltd. | Positive electrode having sulfur contained in pores between nanocarbon structures, alkali metal-sulfur battery including the same, and method of preparing the positive electrode |
KR102006727B1 (ko) * | 2016-11-02 | 2019-08-02 | 주식회사 엘지화학 | 황-탄소 복합체 및 이를 포함하는 리튬-황 전지 |
KR102624230B1 (ko) | 2016-12-28 | 2024-01-12 | 한화오션 주식회사 | 육상 플랜트 블록 제작 방법 및 그 방법에 의해 제조된 육상 플랜트 |
KR102229450B1 (ko) * | 2017-11-03 | 2021-03-17 | 주식회사 엘지화학 | 황-탄소 복합체 및 이를 포함하는 리튬-황 전지 |
-
2018
- 2018-07-02 KR KR1020180076514A patent/KR102468500B1/ko active IP Right Grant
-
2019
- 2019-06-04 WO PCT/KR2019/006705 patent/WO2020009333A1/ko unknown
- 2019-06-04 EP EP19830666.4A patent/EP3783704A4/en active Pending
- 2019-06-04 CN CN201980034545.5A patent/CN112189269A/zh active Pending
- 2019-06-04 JP JP2020560319A patent/JP7080347B2/ja active Active
- 2019-06-04 US US17/052,307 patent/US20210242463A1/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004071566A (ja) | 2002-08-07 | 2004-03-04 | Samsung Sdi Co Ltd | リチウム−硫黄電池用正極、その製造方法及びこれを含むリチウム−硫黄電池 |
JP2016528692A (ja) | 2013-08-01 | 2016-09-15 | エルジー・ケム・リミテッド | リチウム−硫黄電池用の正極およびその製造方法 |
JP2016119165A (ja) | 2014-12-18 | 2016-06-30 | 株式会社アルバック | アルカリ金属−硫黄電池用正極及びこれを備えた二次電池の製造方法 |
JP2019509613A (ja) | 2016-08-10 | 2019-04-04 | エルジー・ケム・リミテッド | ポリイミドを含む正極活物質、この製造方法及びこれを含むリチウム−硫黄電池 |
Also Published As
Publication number | Publication date |
---|---|
JP2021521600A (ja) | 2021-08-26 |
US20210242463A1 (en) | 2021-08-05 |
EP3783704A1 (en) | 2021-02-24 |
WO2020009333A1 (ko) | 2020-01-09 |
CN112189269A (zh) | 2021-01-05 |
KR102468500B1 (ko) | 2022-11-17 |
EP3783704A4 (en) | 2021-07-28 |
KR20200003575A (ko) | 2020-01-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6704626B2 (ja) | 硫黄−炭素複合体及びこれを含むリチウム−硫黄電池 | |
JP6908778B2 (ja) | 硫黄−炭素複合体及びそれを含むリチウム−硫黄電池 | |
KR20180017796A (ko) | 황-탄소 복합체, 이의 제조방법 및 이를 포함하는 리튬-황 전지 | |
KR102363967B1 (ko) | 황-탄소 복합체, 이를 포함하는 리튬-황 전지용 양극 및 리튬-황 전지 | |
KR102590174B1 (ko) | 리튬-황 이차전지용 바인더 및 이를 포함하는 리튬-황 이차전지 | |
CN111263993B (zh) | 硫碳复合材料、其制备方法以及包含所述硫碳复合材料的锂二次电池 | |
JP2021528825A (ja) | 硫黄−炭素複合体、この製造方法及びこれを含むリチウム二次電池 | |
KR102690260B1 (ko) | 황-탄소 복합체 및 이를 포함하는 리튬-황 전지 | |
CN113795946A (zh) | 硫碳复合物以及包含其的锂二次电池用正极和锂二次电池 | |
KR20190088610A (ko) | 리튬-황 전지의 제조방법 및 이를 이용한 리튬-황 전지 | |
KR102420591B1 (ko) | 질소 및 황이 도핑된 다공성 탄소재 제조방법 | |
KR20170084478A (ko) | 리튬-황 전지용 양극 내 수분 제거 방법 | |
JP7080347B2 (ja) | 硫黄-炭素複合体、この製造方法、これを含むリチウム-硫黄電池用正極及びリチウム-硫黄電池 | |
JP7498308B2 (ja) | リチウム二次電池 | |
KR20190060240A (ko) | 이산화망간(MnO2)이 코팅된 황-탄소 복합체 및 이의 제조방법 | |
JP2023523208A (ja) | 環状カーボネートを含有する電解質を含むリチウム-硫黄二次電池 | |
JP7515631B2 (ja) | リチウム‐硫黄電池の正極製造用バインダー組成物、及びこれによって製造されたリチウム‐硫黄電池の正極 | |
JP7543449B2 (ja) | リチウム-硫黄電池用電解質及びこれを含むリチウム-硫黄電池 | |
EP4191736A1 (en) | Lithium secondary battery | |
KR20230087136A (ko) | 리튬 이차전지용 양극 및 이를 포함하는 리튬 이차전지 | |
KR20230011237A (ko) | 리튬 이차전지 | |
KR20220163580A (ko) | 리튬 이차전지용 음극 및 이를 포함하는 리튬 이차전지 | |
KR20230056319A (ko) | 리튬 이차전지용 양극 및 이를 포함하는 리튬 이차전지 | |
JP2023525521A (ja) | S‐o系環形化合物を含有する電解質を含むリチウム‐硫黄二次電池 | |
JP2023522660A (ja) | ホウ酸塩系リチウム塩を含有する電解質を含むリチウム-硫黄二次電池 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20201027 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20201027 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20210906 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20211206 |
|
A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A712 Effective date: 20211222 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220509 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220524 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7080347 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |