TW474897B - Process for preparing lithium intercalation compounds - Google Patents
Process for preparing lithium intercalation compounds Download PDFInfo
- Publication number
- TW474897B TW474897B TW085101733A TW85101733A TW474897B TW 474897 B TW474897 B TW 474897B TW 085101733 A TW085101733 A TW 085101733A TW 85101733 A TW85101733 A TW 85101733A TW 474897 B TW474897 B TW 474897B
- Authority
- TW
- Taiwan
- Prior art keywords
- lithium
- oxide
- reaction
- patent application
- powder
- Prior art date
Links
- 150000001875 compounds Chemical class 0.000 title claims abstract description 21
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 16
- 230000002687 intercalation Effects 0.000 title abstract 3
- 238000009830 intercalation Methods 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims abstract description 57
- 238000000034 method Methods 0.000 claims abstract description 35
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000000203 mixture Substances 0.000 claims abstract description 28
- 238000006243 chemical reaction Methods 0.000 claims abstract description 25
- 229910001947 lithium oxide Inorganic materials 0.000 claims abstract description 12
- FUJCRWPEOMXPAD-UHFFFAOYSA-N lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000002243 precursor Substances 0.000 claims abstract description 7
- 238000003746 solid phase reaction Methods 0.000 claims abstract description 4
- 238000010671 solid-state reaction Methods 0.000 claims abstract description 4
- 229910052723 transition metal Inorganic materials 0.000 claims abstract description 4
- 150000003624 transition metals Chemical class 0.000 claims abstract description 4
- 239000007900 aqueous suspension Substances 0.000 claims abstract 2
- 239000000843 powder Substances 0.000 claims description 27
- 238000011049 filling Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 7
- 230000002079 cooperative effect Effects 0.000 claims description 6
- 239000011541 reaction mixture Substances 0.000 claims description 3
- 229910010229 Li2Mn204 Inorganic materials 0.000 claims description 2
- 229910052748 manganese Inorganic materials 0.000 claims description 2
- 229910032387 LiCoO2 Inorganic materials 0.000 claims 1
- 229910014549 LiMn204 Inorganic materials 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 229910021437 lithium-transition metal oxide Inorganic materials 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 238000012856 packing Methods 0.000 claims 1
- 238000001354 calcination Methods 0.000 abstract description 6
- 150000002642 lithium compounds Chemical class 0.000 abstract description 5
- 150000004706 metal oxides Chemical class 0.000 abstract description 4
- 238000001035 drying Methods 0.000 abstract description 3
- 229910044991 metal oxide Inorganic materials 0.000 abstract description 3
- 239000012702 metal oxide precursor Substances 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 229910021450 lithium metal oxide Inorganic materials 0.000 abstract 1
- 229910001868 water Inorganic materials 0.000 description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 238000002441 X-ray diffraction Methods 0.000 description 10
- 239000002002 slurry Substances 0.000 description 7
- 239000000047 product Substances 0.000 description 6
- 239000007858 starting material Substances 0.000 description 6
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 239000011572 manganese Substances 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000035484 reaction time Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 229910000314 transition metal oxide Inorganic materials 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- UBEWDCMIDFGDOO-UHFFFAOYSA-N cobalt(II,III) oxide Inorganic materials [O-2].[O-2].[O-2].[O-2].[Co+2].[Co+3].[Co+3] UBEWDCMIDFGDOO-UHFFFAOYSA-N 0.000 description 2
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 229910000625 lithium cobalt oxide Inorganic materials 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 229910000480 nickel oxide Inorganic materials 0.000 description 2
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 229910010226 Li2Mn2O4 Inorganic materials 0.000 description 1
- 229910012974 LiCo2 Inorganic materials 0.000 description 1
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- DUDHGUMSJSMJFJ-UHFFFAOYSA-N [Si]=O.[Mn].[Li] Chemical compound [Si]=O.[Mn].[Li] DUDHGUMSJSMJFJ-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- CMBZEFASPGWDEN-UHFFFAOYSA-N argon;hydrate Chemical compound O.[Ar] CMBZEFASPGWDEN-UHFFFAOYSA-N 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 229910000428 cobalt oxide Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- BFZPBUKRYWOWDV-UHFFFAOYSA-N lithium;oxido(oxo)cobalt Chemical compound [Li+].[O-][Co]=O BFZPBUKRYWOWDV-UHFFFAOYSA-N 0.000 description 1
- URIIGZKXFBNRAU-UHFFFAOYSA-N lithium;oxonickel Chemical compound [Li].[Ni]=O URIIGZKXFBNRAU-UHFFFAOYSA-N 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- FYWSTUCDSVYLPV-UHFFFAOYSA-N nitrooxythallium Chemical compound [Tl+].[O-][N+]([O-])=O FYWSTUCDSVYLPV-UHFFFAOYSA-N 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- DBTMQFKUVICLQN-UHFFFAOYSA-K scandium(3+);triacetate Chemical compound [Sc+3].CC([O-])=O.CC([O-])=O.CC([O-])=O DBTMQFKUVICLQN-UHFFFAOYSA-K 0.000 description 1
- NYMLCLICEBTBKR-UHFFFAOYSA-H scandium(3+);tricarbonate Chemical compound [Sc+3].[Sc+3].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O NYMLCLICEBTBKR-UHFFFAOYSA-H 0.000 description 1
- DFCYEXJMCFQPPA-UHFFFAOYSA-N scandium(3+);trinitrate Chemical compound [Sc+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O DFCYEXJMCFQPPA-UHFFFAOYSA-N 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- HQOJMTATBXYHNR-UHFFFAOYSA-M thallium(I) acetate Chemical compound [Tl+].CC([O-])=O HQOJMTATBXYHNR-UHFFFAOYSA-M 0.000 description 1
- UTLZBWAGLRNNAY-UHFFFAOYSA-J thorium(4+);dicarbonate Chemical compound [Th+4].[O-]C([O-])=O.[O-]C([O-])=O UTLZBWAGLRNNAY-UHFFFAOYSA-J 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G45/00—Compounds of manganese
- C01G45/12—Complex oxides containing manganese and at least one other metal element
- C01G45/1221—Manganates or manganites with trivalent manganese, tetravalent manganese or mixtures thereof
- C01G45/1235—Manganates or manganites with trivalent manganese, tetravalent manganese or mixtures thereof of the type (Mn2O4)2-, e.g. Li2Mn2O4 or Li2(MxMn2-x)O4
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G45/00—Compounds of manganese
- C01G45/12—Complex oxides containing manganese and at least one other metal element
- C01G45/1221—Manganates or manganites with trivalent manganese, tetravalent manganese or mixtures thereof
- C01G45/1242—Manganates or manganites with trivalent manganese, tetravalent manganese or mixtures thereof of the type (Mn2O4)-, e.g. LiMn2O4 or Li(MxMn2-x)O4
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G51/00—Compounds of cobalt
- C01G51/40—Complex oxides containing cobalt and at least one other metal element
- C01G51/42—Complex oxides containing cobalt and at least one other metal element containing alkali metals, e.g. LiCoO2
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/40—Complex oxides containing nickel and at least one other metal element
- C01G53/42—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2
-
- 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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—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
-
- 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
- H01M4/48—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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/30—Three-dimensional structures
- C01P2002/32—Three-dimensional structures spinel-type (AB2O4)
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Description
474897 A7 ___________B7_____ 五、發明説明(1 ) 本發明係關於一種製備嵌入有鋰之化合物的方法。 過渡金屬氧化物具有能將適當大小的金屬離子嵌入的 性質,即是將離子插入在氧化物晶格的格子位置及/或其 插入位置(interstitial sites)。該方法可在某個條件 下逆行操作。 就工業及經濟方面而言,特別重要的是嵌入鋰一過渡 金屬的化合物,例如,特別是鋰-錳氧化矽,鋰-鎳氧化 物及鋰一鈷氧化物。這類化合物典型的代表爲 L iMn2〇4, L i2Mn2〇4,L i Co〇2及 L i N i 0 2。除了上述個別計量的嵌入化合物以外,具 非計量組成,特別是含有鋰的化合物亦爲已知。另外,將 過渡金屬氧化物及進一步摻合元素的氧化物混合’也可形 成嵌入化合物的基材。L iMn2〇4光晶石爲重點所在’ 因爲其起始材料及製備方'法之·故使彳辱該化合物成本低且不 大影響摄请。卜扰的化,合物直·有"雷子子*浪会值道蛮的 —-^1 . ^ 、言 (請先閲讀背面之注意事項再填寫本頁) 474897 經濟部中央標準局員工消費合作社印製 A7 B7五、發明説明(2 ) 而所使用的嵌入有鋰之化合物的昂質係爲決定下列性質時 的一個重要的基準:結晶結構的特性、形態結構的特性及 特別重要的粒徑特性。這些特性係視製備嵌入化合物的方 法的各自程度而定。 大部分的已知方法係以^混合氧化物的方法#爲基礎 ,其主要特徵在於熱固態反應將相當的氧化物反應形成嵌 入有鋰之化合物。爲達到該目的,將相當的氧化物或氧化 前驅物,例如氬氧化物、碳酸塩、硝酸塩、醋酸塩等,重 覆地混合、硏磨及煅燒。主要的熱固態反應需要的是一視 組成份粒子的細度及這些組成份的混合度而定一5 0 0〜 1 0 0 0 °C的溫度及至少2 4小時的反應時間,但通常需 要數天才能反應完全並獲得所要的品質特性(例如:6以-oinard et al.jSolid State Ionics 6 9 (1994)222-237) 0 根據起始材料的選擇及其氧化狀態與所欲獲得的最終產物 一特別是在具氧化錳的系統中一可在氧化、還原或惰性環 境中進行熱固態反應。 其他方法主要預先將組成份非常均勻地混合,如溶膠 方法(見,如W 0 9 2 / 1 8 4 2 5 ),可能在各別 的情況下,產生某程度地降低固態反應中的反應溫度及反 應時間。然而另一方面,由於實質上更加昂貴的起始材料 、更加昂貴的反應步驟及控制成本,它們較不適合供技術 上,特別是產業上之利用。 因此,混合氧化物的方法仍是重點所在,因爲即使其 所需的高反應溫度及長反應時間爲其缺點,它依然是基本 本紙張尺度適用中國國家標隼(CNS)A4規格( 210X297公釐)_ 5 _ ---------— II------ΐτ-----ά. (請先閲讀背面之注意事項再填寫本頁) 474897 A7 B7 經濟部中央標準局員工消費合作社印製 五、發明説明(3 ) 地簡單且可輕易地以工業設備來完成。 本發明之目的係爲改良製備嵌入有鋰化合物的混合氧 化物的方法,並考慮到重要的方法參數如反應時間及反應 溫度。 而今很驚訝地發現到,當原料組成份氫氧化鋰或氧化 鋰及金屬氧化物或金屬氧化物前驅物的混合物懸浮液用過 氧化氫處理時,本身不太溶於水的鋰化合物會進入溶液中 ,且在乾燥混合物的過程中非常均勻地被金屬氧化物吸收 在其表面上。此產生一極爲同相的組成份混合物,其可反 應完全而在煅燒溫度4 5 0〜7 0 0 °C、反應時間少於5 小時的條件下得到嵌入有鋰之化合物。 本發明係提供一製備嵌入有鋰之化合物的方法,其係 將氫氧化鋰或氧化鋰及過渡金屬的氧化物或其氧化前驅物 的混合物進行熱固態反應,其特徵在於下列步驟: a )以懸浮液的相當計量地,將細微分離的組成份粉 末混合; b )加入過氧化氫: c )將反應混合物蒸發並將粉末乾燥;及 d )將粉末進行煅燒。 圖一係爲利用本發明之方法所製備的L i Μ η 2 0 4 ( 見實施例一)的X射線繞射型態。在7 0 Q °C空氣中煅燒 2小時後,只有L i Μ η 2 0 4的波峰定性顯示2 — t h e t a ( O 値:18. 611,36. 086,37. 748, 4 3* 8 7 0 * 4 8. 048, 58. 058, (請先閱讀背面之注意事項再填寫本頁) 裝· 訂 本紙張尺度適用中國國家標準(CNS ) A4規格(210Χ2.97公釐) 修正 丨補充 附件2A :第8510Γ733號專利申請案 中文說明書修正頁民國87年5月呈 五、發明説明(4 ) 63· 782,67. 081,75. 528, 7 6 . 5 4 9 ° 係爲利用相當習知技術的混合氧化物方法所製備 的L i μ η 2 〇 4見實施例二)的X射線繞射型態。在 7 〇 0°C空氧中烺燒5小時後,不僅有L i Μη2〇4的波 峰定性(見圖一),同時因爲反應未完全,Μη20 3各信 號的 2 - theta( 0)值爲 23. 120,32. 921, 3 8 · 201,55. 1 4 1*6 5. 724° 本發明方法所使用的含鋰起始材料爲氫氧化鋰( 經濟部中央標準局員工消費合作社印製 (請先閱讀背面之注意事項再填寫本頁) L i OH · H2〇)或氧化鋰。作爲過渡金屬組成份的起 始材料’首先並主要爲二氧化錳(Μη 02)、氧化鎳( Ni〇)以及氧化鈷(c〇3〇4)。所使用的過渡金屬組 成份可爲相當的(corresponding)氧化前驅物,即這些 化合物可以容易地熱轉化爲氧化物;這些化合物亦可爲相 虽的(corresponding)氫氧化物,例如N i ( 0H) 2或 碳酸塩、硝酸塩及醋酸塩。然而,最好使用氧化物,因爲 通常氧化物較便宜。所有上述的物質皆可獲自市售的細微 分離的粉末產品並且具有適當的品質。最大的粒徑最好不 超過1 0 0 0 »如果需要的話,先將材料研磨。粉末 的粒徑約1〜2 50em爲較佳》 本發明方法的第一步驟,係將各自的細微分離的組成 粉末以如所要的最終產物的適當計量化混合,並以水攪和 或懸浮液。 以L i Μ η 2 0 4而言,係將氫氧化鋰及二氧化錳以莫 本纸張尺度適用中國國家標準(CNS ) Α4規格(210Χ 297公釐) 修正補充 本 A7 B7 五、發明説明(5 ) 耳比1 : 2混合,以Li2Mn204而言,其莫耳比爲1 :1 °對L i N i 0 2而言,氫氧化鋰與氧化鎳係以莫耳 比1 : 1混恰’及對L i C 〇 02而言,氫氧化鋰與氧化 物鈷(Co304)以莫耳比3 : 1混合。將混合物粉末在 水中拌成漿狀,基本上是爲了方法步驟二在控制下加入過 氧化氫後得以維持分解反應的進行。此反應不能太激烈也 不能停止。水對混合物粉末的用量比基本上不重要,可由 步驟二所進行的反應的簡單測試來決定。以1莫耳批次而 言’實際的用量約1 〇 〇毫升。 本發明方法的步驟二,係邊攪拌邊將過氧化氫加至粉 末懸浮液中。在此,根據過氧化氫在混合物中的濃度,分 解反應可較活潑或較不活澄地開始進行,將氧自過氧化氫 游離出來。在反應進行過程中,在混合物中的氫氧化鋰或 氧化鋰幾乎完全地進入溶液裡。這是非常令人驚訝的,因 爲氫氧化鋰和氧化鋰不太溶於水且分解過氧化氫最後只產 生水》在本方法步驟中所需要的過氧化氫係以對鋰化合物 莫耳比至少0. 3 : 1未使用。較佳的情形爲過氧化氫與 經濟部中央標準局員工消費合作社印製 (請先閲讀背面之注意事項再填寫本頁) 氫氧化鋰的莫耳比爲1 : 1〜2 : 1。 較大量的過氧化氫是不重要的,且不符經濟效益。過 氧化氫利於以濃縮形式未使用,例如:市售3 0%的水溶 液。 在反應減緩之後,進行第三方法步驟,將反應混合物 蒸發並將粉末乾燥。此產生了在第二步驟溶解的氫氧化鋰 被過渡金屬氧化物粉末非常均匀地吸收在其表面上。用一 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐Ί 474897 經濟部中央標準局員工消費合作社印製 4 无 1 A7 _ - --------------··'’ ~ ' - B7 五、發明説明(6 ) 般加熱或減壓方式進行蒸發,同樣地也用在將混合物粉末 乾燥。 本發明最後的方法步驟包括將混合物粉末反應形成嵌 入有鋰之化合物的熱固態反應。爲達到該目的,係將粉末 在4 5 0〜7 0 0 °C溫度下進行煅燒。令人驚訝的是,反 應在少於5小時的時間內結束。傳統的煅燒時間在上述溫 度範圍內爲1〜3小時。溫度約7 0 0°C之下處理2小時 即可·且通常是完全足夠的 由反應產物的X射線繞射型態可看出反應完全,其顯 示各自的典型嵌入有鋰化合物的反射型態(與相當( corresponding)材料的 A S TM cards比較),而且沒 有起始材料或其他過渡相的反射。如果用傳統的混合氧化 物方法進行反應,則X射線型態會顯示出因爲煅燒5小時 後反應不完全而產生的相的反射。 由本發明方法製備而得的嵌入有鋰之化合物,非常適 合在鋰電池及鋰二級電池的電極,特別是陰極上作爲活性 材料。特別好的是使用L i Μη20 4光晶石。事實証明由 本發明方法製得的材料所作成的陰極,使鋰二級電池增加 容量、較能維持電壓相同及增加充電/放電的次數。 圖式簡單說明 圖1說明利用本發明之方法所製備之L iMn204的 X射線繞射型態》 圖2說明利用相當於先前技藝之混合氧化物的方法所 製備之L i Μ η 2 0 4的X射線繞射型態。 ( CNS ) A4^ ( 210X 297^t ) (請先閱讀背面之注意事項再填寫本頁) 訂 -9 - 474897 5.20 年 λ 經濟部中央標準局員工消費合作社印製 Α7 Β7 五、發明説明(7 ) 實施例一:從^111〇2及1 i 0H · H2◦製備 L i Μ η 2 〇 4 將1莫耳Li0H.H20 (41. 96克)和2莫 耳Μη02( 1 7 3 . 8 8克)在1 0 〇毫升水中拌成混 漿狀。將約1. 6莫耳(160毫升)30%H2〇2加入 泥漿中,使L i OH · H20 (黑色Μη02懸浮物中的白 色晶粒)進入溶液裡。在反應緩慢下來(釋放02)後, 將混合物以水浴加熱(7 0 °C )及在減壓(約8 0 m b a r )的狀態下蒸發至幾乎全乾。將剩餘物乾燥甚至 隔夜(約150°C/50mbar),並將其研磨成細粉 。接著將獲得的混合物粉末在7 0 0°C煅燒2小時。得到 的是稍微灰黑、粉狀產物,其X射線繞射型態顯出良好 L i Μπ204結晶的曲線(見圖一·)。 實施例二··由Mn02AL i OH . Η20製備 L iMn204(比較實驗) 將一莫耳Li Ο Η·Η20 (41. 96克)及2莫 耳Μη02(173. 88克)在瑪腦砂漿軋機(agate mortar mill)中研磨1 0分鐘。接著將混合物粉末在 7 0 0 °C空氣中煅燒5小時。得到的是異相、稍微灰黑、 粉狀、包含紅色顆粒的產物,該產物的X射線繞射型態顯 示反應未完全(見圖二)。 實施例三:由Ni 0及L i OH · H20製備 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 一 10 - (請先閱讀背面之注意事項再填寫本頁) 丁 f修正本雄 U充. s.ao A7 B7 五、發明説明(8 ) L i N i 〇 2 將1莫耳LiOH.H2〇(41· 96克)及1莫 耳Ni〇 (74. 69克)在100毫升水中拌成泥漿狀 。將約1莫耳(100毫升)30%H2O2加入泥漿中。 ;&反應緩慢下來(釋放02)之後,將混合物以水浴加熱 (7 〇°C)並在減壓(約80mb a r )的狀態下蒸發至 幾乎全乾。將剩餘物乾燥甚至隔夜(約1 5 0°C / 5 0 mbar),並將其研磨成細粉。接著將獲得的混合物粉 末在7 0 〇 °C空氣中煅燒1小時》其X射線繞射型態顯示 良好L i N i 0 2結晶的曲線》 實施例四:由Ni (0H)2&Li0H.H20製備 L i N i 〇 2 將1莫耳Li0H*H20 (41. 96克)及1莫 經濟部中央標準局員工消費合作社印製 (請先閱讀背面之注意事項再填寫本頁) 耳Ni (〇η)2(92· 70克)在100毫升水中拌 成泥漿狀。將約1莫耳(100毫升)30%Η2Ο2加入 泥漿中。在反應緩慢下來(釋放02)之後,將混合物以 水浴加熱(7 0 °C )並在減壓(約8 0 m b a r )的狀態 下蒸發至幾乎全乾。將剩餘物乾燥甚至隔夜(約1 5 0°C / 5 0 m b a r ),並將其研磨成細粉。接著將獲得的混 合物粉末在7 0 0 °C空氣中煅燒1小時。其X射線繞射型 態顯示良好L i N i 0 2結晶的曲線》 實施例艽:由C 〇30 4及L i OH · H20製備 本紙張尺度適用中關家標率(CNS)A4規格(廳歷楚)_ 474897- 補充 A7 B7 五、發明説明(9 ) L i C 〇 0 2 將 1 莫耳 Li0H*H20 (41. 96 克)及 1/3莫耳Co3O4(80. 26克)在1〇〇毫升水中 拌成泥漿狀。將約2莫耳(200毫升)30%112〇2加 入泥漿中。在反應緩慢下來(釋放02)之後,將混合物 以水浴加熱(7 0°C)並在減壓(約8 〇mb a r )的狀 態下蒸發至幾乎全乾。將剩餘物乾燥甚至隔夜(約1 5 Ο °C/50mbar),並將其研磨成細粉。接著將所獲得 的混合物粉末在7 0 0 °C空氣中煅燒1小時。其X射線繞 射型態顯示良好L i C 〇 0 2結晶的曲線。 (請先閱讀背面之注意事項再填寫本頁)
、1T 經濟部中央標準局員工消費合作社印製 本紙張尺度適用中國國家標準(叫順膽刪)一
Claims (1)
- 474897 A8 B8 C8 D8 經濟部智慧財產局員工消費合作社印製 六、申請專利範圍 附件(A ): 第8 5 1 0 1 7 3 3號專利申請案 中文申請專利範圍修正本 民國9 0年1 0月修正 1 . 一種製備嵌入有鋰之化合物的方法’係藉由將氫 氧化鋰或氧化鋰及過渡金屬的氧化物或氧化物前驅物的混 合物進行熱固態反應,其特徵在於下列步驟: a )於水性懸浮液中,混合用於反應且莫耳比例爲 0.5:3至3:0.5之氫氧化鋰或氧化鋰及過渡金屬之氧化物或 氧化物前驅物的微細分離粉末; b)加入用於反應之過氧化氫其中過氧化氫與氫氧化 鋰或氧化鋰的用量莫耳比爲至少0. 3:1; c )將反應混合物蒸發並將粉末乾燥;及 d)將粉末進行烺燒。 2. 如申請專利範圍第1項之方法,其中過氧化氫與 氫氧化鋰或氧化鋰的用量莫耳比爲1 : 1〜2 : 1。 3. 如申請專利範圍第1或2項之方法,其中將粉末 在450〜700 °C煅燒1〜3小時。 4. 如申請專利範圍第1或2項之方法,其中使用 Mn,Co或Ni金屬的氧化物或氧化物前驅物。 5. 如申請專利範圍第1或2項之方法,其係用於製 備具 L iMn204,L i2Mn2〇4,L i Co〇2及 L i N i 02組成的嵌入有鋰之化合物》 6. 如申請專利範圍第5項之方法,其中該嵌入有鋰 (請先閲讀背面之注意事項再填寫本頁) :裝_ 訂 本紙*尺度適用中困國家橾準(CNS ) Α4规格(210X297公釐) 474897 A8 B8 C8 D8 六、申請專利範圍 特鋰極 ί 有 電 極入入 電嵌嵌 入該。該 嵌中 } 中 之 其極其 池 ,陰, 電 法是法 級 方別方 二 之特之。 鋰 項 {項池 及 1 極 7 電 池 第電第級 電。圍入圍二 鋰料範嵌範鋰 作材利造利及 充性專製專池 於活請於請電 用之申用申鋰 係} 如係如造 物極.物 ·製 合陰 7 合 8 於 化是 化 用 之別 之 係 (請先閲讀背面之注意事項再填寫本瓦) 經濟部智慧財產局員工消費合作社印製 本紙張尺度逋用中國國家梂準(CNS ) Α4規格(210><297公釐) 2
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19511355A DE19511355A1 (de) | 1995-03-28 | 1995-03-28 | Verfahren zur Herstellung von Lithium-Interkalationsverbindungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW474897B true TW474897B (en) | 2002-02-01 |
Family
ID=7757964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW085101733A TW474897B (en) | 1995-03-28 | 1996-02-12 | Process for preparing lithium intercalation compounds |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US5879654A (zh) |
| EP (1) | EP0735004B1 (zh) |
| JP (1) | JPH08277118A (zh) |
| KR (1) | KR960034080A (zh) |
| AT (1) | ATE189448T1 (zh) |
| CA (1) | CA2172939A1 (zh) |
| DE (2) | DE19511355A1 (zh) |
| TW (1) | TW474897B (zh) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997037935A1 (en) * | 1996-04-05 | 1997-10-16 | Fmc Corporation | METHOD FOR PREPARING SPINEL Li1+XMn2-XO4+Y INTERCALATION COMPOUNDS |
| JP3702353B2 (ja) * | 1996-05-24 | 2005-10-05 | 日本電池株式会社 | リチウム電池用正極活物質の製造方法およびリチウム電池 |
| EP0867408B1 (en) * | 1997-03-25 | 2002-06-05 | Toda Kogyo Corporation | Process for producing lithium-cobalt oxide |
| JPH1173966A (ja) * | 1997-07-01 | 1999-03-16 | Matsushita Electric Ind Co Ltd | 非水電解質二次電池およびその正極活物質の製造法 |
| JPH11180717A (ja) * | 1997-12-22 | 1999-07-06 | Ishihara Sangyo Kaisha Ltd | マンガン酸リチウム及びその製造方法ならびにそれを用いてなるリチウム電池 |
| US6267943B1 (en) | 1998-10-15 | 2001-07-31 | Fmc Corporation | Lithium manganese oxide spinel compound and method of preparing same |
| DK1137598T3 (da) | 1998-11-13 | 2003-08-18 | Fmc Corp | Lagdelte lithiummetaloxider, der er fri for lokale kubiske spinellignende struktuelle faser, og fremgangsmåder til fremstilling af samme |
| EP1135334B1 (en) | 1998-11-20 | 2002-10-09 | Fmc Corporation | Multiple doped lithium manganese oxide compounds and methods of preparing same |
| WO2000059830A1 (en) * | 1999-03-30 | 2000-10-12 | Toho Titanium Co., Ltd. | Method for preparing lithium manganate, lithium manganate, positive electrode for lithium secondary cell containing the same as active material and lithium secondary cell |
| DE19932750A1 (de) * | 1999-07-14 | 2001-01-18 | Nbt Gmbh | Verfahren zur Herstellung von Lithiumspinellen |
| AU1951601A (en) | 1999-12-10 | 2001-06-18 | Fmc Corporation | Lithium cobalt oxides and methods of making same |
| JP2001266874A (ja) * | 2000-03-16 | 2001-09-28 | Toho Titanium Co Ltd | リチウムイオン二次電池 |
| JP4678452B2 (ja) * | 2000-05-15 | 2011-04-27 | 株式会社豊田中央研究所 | リチウム二次電池正極活物質用リチウムマンガン複合酸化物の製造方法 |
| US6964828B2 (en) * | 2001-04-27 | 2005-11-15 | 3M Innovative Properties Company | Cathode compositions for lithium-ion batteries |
| US20030108793A1 (en) * | 2001-08-07 | 2003-06-12 | 3M Innovative Properties Company | Cathode compositions for lithium ion batteries |
| AU2003217184A1 (en) * | 2002-01-11 | 2003-09-02 | Massachusetts Institute Of Technology | Microcontact printing |
| WO2003080517A1 (en) * | 2002-03-26 | 2003-10-02 | Council Of Scientific And Industrial Research | Solid state thermal synthesis of lithium cobaltate |
| US6838072B1 (en) | 2002-10-02 | 2005-01-04 | The United States Of America As Represented By The United States Department Of Energy | Plasma synthesis of lithium based intercalation powders for solid polymer electrolyte batteries |
| US20040121234A1 (en) * | 2002-12-23 | 2004-06-24 | 3M Innovative Properties Company | Cathode composition for rechargeable lithium battery |
| US7033555B2 (en) * | 2003-05-06 | 2006-04-25 | Inco Limited | Low temperature lithiation of mixed hydroxides |
| US7211237B2 (en) * | 2003-11-26 | 2007-05-01 | 3M Innovative Properties Company | Solid state synthesis of lithium ion battery cathode material |
| US7381496B2 (en) * | 2004-05-21 | 2008-06-03 | Tiax Llc | Lithium metal oxide materials and methods of synthesis and use |
| US20060073091A1 (en) * | 2004-10-01 | 2006-04-06 | Feng Zou | Process for producing lithium transition metal oxides |
| JP6259433B2 (ja) * | 2015-09-14 | 2018-01-10 | 太平洋セメント株式会社 | 二次電池用負極活物質の製造方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0398262A (ja) * | 1989-09-11 | 1991-04-23 | Bridgestone Corp | 非水電解質二次電池 |
| GB9305457D0 (en) * | 1993-03-17 | 1993-05-05 | Dowty Electronic Components | Lithiated manganese oxide |
| US5531920A (en) * | 1994-10-03 | 1996-07-02 | Motorola, Inc. | Method of synthesizing alkaline metal intercalation materials for electrochemical cells |
-
1995
- 1995-03-28 DE DE19511355A patent/DE19511355A1/de not_active Withdrawn
-
1996
- 1996-02-12 TW TW085101733A patent/TW474897B/zh not_active IP Right Cessation
- 1996-03-16 DE DE59604339T patent/DE59604339D1/de not_active Expired - Fee Related
- 1996-03-16 EP EP96104216A patent/EP0735004B1/de not_active Expired - Lifetime
- 1996-03-16 AT AT96104216T patent/ATE189448T1/de not_active IP Right Cessation
- 1996-03-27 US US08/622,305 patent/US5879654A/en not_active Expired - Fee Related
- 1996-03-27 JP JP8072243A patent/JPH08277118A/ja active Pending
- 1996-03-27 KR KR1019960008575A patent/KR960034080A/ko not_active Ceased
- 1996-03-28 CA CA002172939A patent/CA2172939A1/en not_active Abandoned
-
1999
- 1999-02-10 US US09/247,333 patent/US6048643A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US6048643A (en) | 2000-04-11 |
| DE19511355A1 (de) | 1996-10-02 |
| KR960034080A (ko) | 1996-10-22 |
| ATE189448T1 (de) | 2000-02-15 |
| CA2172939A1 (en) | 1996-09-29 |
| JPH08277118A (ja) | 1996-10-22 |
| EP0735004B1 (de) | 2000-02-02 |
| US5879654A (en) | 1999-03-09 |
| EP0735004A1 (de) | 1996-10-02 |
| DE59604339D1 (de) | 2000-03-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW474897B (en) | Process for preparing lithium intercalation compounds | |
| Antolini | LiCoO2: formation, structure, lithium and oxygen nonstoichiometry, electrochemical behaviour and transport properties | |
| TW434188B (en) | Synthesis of lithium nickel cobalt dioxide | |
| Le Cras et al. | Lithium intercalation in Li Mg Mn O and Li Al Mn O spinels | |
| WO1999033128A1 (en) | Lithium manganate, method of producing the same, and lithium cell produced by the method | |
| EP1652819A1 (en) | Lithium-nickel-manganese composite oxide, process for producing the same and use thereof | |
| US12308426B2 (en) | Methods for the production of cathode materials for lithium ion batteries | |
| US9412486B2 (en) | Composite oxide powder for solid oxide fuel cell and its production method | |
| US5948565A (en) | Cathode material for lithium secondary batteries and a process and a precursor material for the production thereof | |
| EP0913876A1 (en) | A method of preparing positive material for lithium secondary cell by microwave energy | |
| US6054110A (en) | Process for producing lithium-cobalt composite oxide | |
| TWI239934B (en) | Process for producing lithium manganate | |
| US6706443B1 (en) | Process for preparing lithium manganese oxides | |
| JP2001114521A (ja) | 四三酸化マンガンおよびその製造方法 | |
| JPH10134811A (ja) | リチウム電池正極材の製法 | |
| US6296830B1 (en) | Layered structure manganese dioxide for cathode material in lithium rechargeable cell and process for producing the same | |
| JPH10279315A (ja) | リチウムコバルト複合酸化物の製造方法 | |
| CN116375106A (zh) | 一种正极材料前驱体及其制备方法、应用 | |
| JPH04240117A (ja) | マンガンオキシド化合物 | |
| JP3655737B2 (ja) | 非水電解液二次電池の正極活物質の製造方法 | |
| JP2000128540A (ja) | マンガン酸化物及びその製造方法、並びにマンガン酸化物を用いたリチウムマンガン複合酸化物及びその製造方法 | |
| JP2025018308A (ja) | Nasicon構造を有するナトリウム化合物 | |
| CN119683680A (zh) | 一种水系锌离子电池正极材料及其制备方法和应用 | |
| TW202506562A (zh) | 鋰鈷系複合氧化物粒子的製造方法 | |
| Wang et al. | Synthesis and characterization of high-voltage cathode material LiNi0. 5Mn1. 5O4 by one-step solid-state reaction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GD4A | Issue of patent certificate for granted invention patent | ||
| MM4A | Annulment or lapse of patent due to non-payment of fees |