JP6199559B2 - 置換されたリン酸金属リチウムマンガン - Google Patents
置換されたリン酸金属リチウムマンガン Download PDFInfo
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- H—ELECTRICITY
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- 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
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- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/45—Phosphates containing plural metal, or metal and ammonium
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- H01M10/052—Li-accumulators
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- 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
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- H01M4/36—Selection of substances as active materials, active masses, active liquids
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- H01M4/364—Composites as mixtures
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- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
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- H—ELECTRICITY
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- H01M4/02—Electrodes composed of, or comprising, active material
- 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
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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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
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
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- H—ELECTRICITY
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- 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
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- 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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- H01M4/02—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
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
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- 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
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Description
Chem.Mater.18,PP.804−813,2004において、山田らは、Lix(MnyFe1-y)PO4の電気化学的、磁気的及び構造的な特徴を扱っており、これは、例えばWO2009/009758にも開示されている。Lix(MnyFe1-y)PO4の、すなわち、リチオフィライト−トリフィライト系の構造的な変形は、LoseyらによってThe Canadian Mineralogist,Vol.42,pp.1105−1115(2004)に記載された。Lix(MnyFe1-y)PO4正極材料におけるデインターカレーションの拡散メカニズムに関する後者の調査の実質的な効果は、MolendaらのSolid State Ionics 177,2617−2624(2006)において見つけられる。
LiFexMn1-x-yMyPO4
(ここで、Mは、2価の金属であり、特に、Sn、Pb、Zn、Ca、Sr、Ba、Co、Ti及びCdの群からのものであり、x<1、Y<0.3及びx+y<1である。)
a.Li出発化合物、Mn出発化合物、Fe出発化合物、M2+出発化合物及びPO4 3-出発化合物を含有する混合物を、水溶液形態中で沈殿または懸濁するまで調製すること、
b.前記混合物及び/または懸濁液の分散または粉砕処理を実行すること。この処理は、好ましくは、混合物中の粒子のD90値が50μm未満、好ましくは25μm以下となるまで実行される;
c.水熱条件下での反応によって懸濁液からLiFexMn1-x-yMyPO4を得ることであり、ここで、x及びyは、上記で表された意味を有する。
Claims (15)
- 正極材料として使用される、下記式のリン酸金属リチウムマンガン。
LiFexMn1−x−yMyPO4
(ここで、Mは、Zn及びCaの群からの2価の金属であり、0<x<0.35、0<y<0.3及び0<x+y<1である。) - 0<y<0.15である請求項1に記載のリン酸金属リチウムマンガン。
- さらに炭素を備えている請求項1または2に記載されたリン酸金属リチウムマンガン。
- 前記炭素が、前記リン酸金属リチウムマンガン全体に均一に分散されている請求項3に記載のリン酸金属リチウムマンガン。
- 前記炭素が、前記リン酸金属リチウムマンガンの個々の粒子を覆っている請求項3または4に記載されたリン酸金属リチウムマンガン。
- 前記リン酸金属リチウムマンガンに比べた炭素の比率が、4重量%以下である請求項3〜5のいずれか1つに記載されたリン酸金属リチウムマンガン。
- 請求項1〜6のいずれか1つに記載されたリン酸金属リチウムマンガンを含有しているリチウムイオン二次電池用の正極。
- さらにリチウム金属酸素化合物を含有している請求項7に記載の正極。
- 前記リチウム金属酸素化合物が、LiCoO2、LiMn2O4、LiNiO2、LiCoPO4、LiFePO4、LiMnPO4及びLiMnFePO4並びにそれらの混合物の群から選択された請求項8に記載の正極。
- 追加の導電性試薬が添加されていない請求項7〜9のいずれか1つに記載された正極。
- 下記の工程:
a.少なくともLi出発化合物、Mn出発化合物、Fe出発化合物、M2+出発化合物及びPO43−出発化合物を含有している水溶液中で混合物を懸濁液形態まで調製すること、
b.前記混合物及び/または前記懸濁液の分散または粉砕処理を実行すること、
c.水熱条件下で前記懸濁液の反応によって前記懸濁液からLiFexMn1−x−y,MyPO4を得ること(ここで、x及びyは、上記で表された意味を有する。)
を備えた前記請求項1〜6のいずれか1つに記載された正極材料として使用される、リン酸金属リチウムマンガンの製造プロセス。 - 工程a)または工程c)において、更に炭素を含有している組成物が添加される請求項11に記載のプロセス。
- 工程c)において得られたLiFexMn1−x−y,MyPO4が、炭素含有組成物と混合される請求項12に記載のプロセス。
- さらに、100℃未満の温度で乾燥工程が実行され、及び/または、200℃を超える温度で焼成工程が実行される請求項11〜13のいずれか1つに記載のプロセス。
- 前記反応が、100℃〜200℃の温度及び1bar〜40barの真空圧の圧力で水熱条件下にて実行される請求項11〜14のいずれか1つに記載のプロセス。
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DE102010006077.1 | 2010-01-28 | ||
DE102010006077.1A DE102010006077B4 (de) | 2010-01-28 | 2010-01-28 | Substituiertes Lithium-Mangan-Metallphosphat |
PCT/EP2011/051199 WO2011092281A1 (de) | 2010-01-28 | 2011-01-28 | Substituiertes lithium-mangan-metallphosphat |
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US (1) | US9577244B2 (ja) |
EP (1) | EP2528863B1 (ja) |
JP (2) | JP6199559B2 (ja) |
KR (2) | KR101751421B1 (ja) |
CN (2) | CN107954407A (ja) |
CA (1) | CA2788038C (ja) |
DE (1) | DE102010006077B4 (ja) |
TW (1) | TW201132581A (ja) |
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JP2018014324A (ja) * | 2010-01-28 | 2018-01-25 | ジュート−ヘミー イーペー ゲーエムベーハー ウント コー カーゲーSued−Chemie Ip Gmbh & Co. Kg | 置換されたリン酸金属リチウムマンガン |
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US8022009B2 (en) | 2009-01-16 | 2011-09-20 | Intematix Corporation | Process for synthesizing LixFeMZO4/ carbon and LixMZO4/ carbon composite materials |
DE102009020832A1 (de) | 2009-05-11 | 2010-11-25 | Süd-Chemie AG | Verbundmaterial enthaltend ein gemischtes Lithium-Metalloxid |
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DE102010006083B4 (de) | 2010-01-28 | 2014-12-11 | Süd-Chemie Ip Gmbh & Co. Kg | Substituiertes Lithium-Mangan-Metallphosphat |
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JP2018014324A (ja) * | 2010-01-28 | 2018-01-25 | ジュート−ヘミー イーペー ゲーエムベーハー ウント コー カーゲーSued−Chemie Ip Gmbh & Co. Kg | 置換されたリン酸金属リチウムマンガン |
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US9577244B2 (en) | 2017-02-21 |
TW201132581A (en) | 2011-10-01 |
DE102010006077B4 (de) | 2014-12-11 |
JP2018014324A (ja) | 2018-01-25 |
DE102010006077A1 (de) | 2011-08-18 |
KR20120123468A (ko) | 2012-11-08 |
WO2011092281A8 (de) | 2011-10-13 |
CA2788038C (en) | 2015-04-28 |
EP2528863A1 (de) | 2012-12-05 |
US20140356720A1 (en) | 2014-12-04 |
CA2788038A1 (en) | 2011-08-04 |
JP2013518378A (ja) | 2013-05-20 |
CN102947219A (zh) | 2013-02-27 |
EP2528863B1 (de) | 2017-01-04 |
KR20140134706A (ko) | 2014-11-24 |
WO2011092281A1 (de) | 2011-08-04 |
CN107954407A (zh) | 2018-04-24 |
KR101751421B1 (ko) | 2017-06-27 |
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