JP2005203249A - 非水電解質電池用正極の製造方法および非水電解質電池 - Google Patents
非水電解質電池用正極の製造方法および非水電解質電池 Download PDFInfo
- Publication number
- JP2005203249A JP2005203249A JP2004008851A JP2004008851A JP2005203249A JP 2005203249 A JP2005203249 A JP 2005203249A JP 2004008851 A JP2004008851 A JP 2004008851A JP 2004008851 A JP2004008851 A JP 2004008851A JP 2005203249 A JP2005203249 A JP 2005203249A
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- JP
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- Prior art keywords
- positive electrode
- conductive agent
- active material
- paste
- mass
- 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.)
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- 239000011255 nonaqueous electrolyte Substances 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000006258 conductive agent Substances 0.000 claims abstract description 198
- 239000011149 active material Substances 0.000 claims abstract description 58
- 239000007774 positive electrode material Substances 0.000 claims abstract description 58
- 239000002003 electrode paste Substances 0.000 claims abstract description 45
- 239000002245 particle Substances 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 77
- 229910052799 carbon Inorganic materials 0.000 claims description 46
- 239000011230 binding agent Substances 0.000 claims description 17
- 238000002360 preparation method Methods 0.000 claims description 11
- 238000004898 kneading Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 20
- 239000011248 coating agent Substances 0.000 abstract description 17
- 238000000576 coating method Methods 0.000 abstract description 17
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 229910052744 lithium Inorganic materials 0.000 description 25
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 24
- 239000006230 acetylene black Substances 0.000 description 23
- 239000000203 mixture Substances 0.000 description 16
- 238000010521 absorption reaction Methods 0.000 description 14
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 13
- 229910000314 transition metal oxide Inorganic materials 0.000 description 13
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 12
- 239000002033 PVDF binder Substances 0.000 description 12
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 12
- 230000014759 maintenance of location Effects 0.000 description 11
- 239000000843 powder Substances 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 6
- 239000011888 foil Substances 0.000 description 6
- 239000011259 mixed solution Substances 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000007606 doctor blade method Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000011572 manganese Substances 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000007600 charging Methods 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000008151 electrolyte solution Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 230000001678 irradiating effect Effects 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000011812 mixed powder Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 2
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- UBEWDCMIDFGDOO-UHFFFAOYSA-N cobalt(2+);cobalt(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Co+2].[Co+3].[Co+3] UBEWDCMIDFGDOO-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000010280 constant potential charging Methods 0.000 description 2
- 238000010277 constant-current charging Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- 229910020599 Co 3 O 4 Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910013733 LiCo Inorganic materials 0.000 description 1
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 description 1
- 229910013716 LiNi Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910000428 cobalt oxide Inorganic materials 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000006232 furnace black Substances 0.000 description 1
- 239000003273 ketjen black Substances 0.000 description 1
- 238000007561 laser diffraction method Methods 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 229910000480 nickel oxide Inorganic materials 0.000 description 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000790 scattering method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- 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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- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004008851A JP2005203249A (ja) | 2004-01-16 | 2004-01-16 | 非水電解質電池用正極の製造方法および非水電解質電池 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004008851A JP2005203249A (ja) | 2004-01-16 | 2004-01-16 | 非水電解質電池用正極の製造方法および非水電解質電池 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005203249A true JP2005203249A (ja) | 2005-07-28 |
| JP2005203249A5 JP2005203249A5 (enExample) | 2007-02-22 |
Family
ID=34822055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004008851A Withdrawn JP2005203249A (ja) | 2004-01-16 | 2004-01-16 | 非水電解質電池用正極の製造方法および非水電解質電池 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2005203249A (enExample) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007335325A (ja) * | 2006-06-16 | 2007-12-27 | Kyushu Univ | 非水電解質二次電池用正極活物質及び電池 |
| JP2013084507A (ja) * | 2011-10-12 | 2013-05-09 | Toyota Motor Corp | 非水電解質二次電池の製造方法 |
| US8454925B2 (en) | 2006-11-17 | 2013-06-04 | Mitsubishi Heavy Industries, Ltd. | Cathode active material for non-aqueous electrolyte secondary battery and manufacturing method of the same |
| JP2015005355A (ja) * | 2013-06-19 | 2015-01-08 | 株式会社Ｇｓユアサ | 蓄電素子 |
| JP2015215947A (ja) * | 2014-05-07 | 2015-12-03 | 株式会社カネカ | 非水電解質二次電池用電極及び非水電解質二次電池 |
-
2004
- 2004-01-16 JP JP2004008851A patent/JP2005203249A/ja not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007335325A (ja) * | 2006-06-16 | 2007-12-27 | Kyushu Univ | 非水電解質二次電池用正極活物質及び電池 |
| US8454925B2 (en) | 2006-11-17 | 2013-06-04 | Mitsubishi Heavy Industries, Ltd. | Cathode active material for non-aqueous electrolyte secondary battery and manufacturing method of the same |
| JP2013084507A (ja) * | 2011-10-12 | 2013-05-09 | Toyota Motor Corp | 非水電解質二次電池の製造方法 |
| JP2015005355A (ja) * | 2013-06-19 | 2015-01-08 | 株式会社Ｇｓユアサ | 蓄電素子 |
| JP2015215947A (ja) * | 2014-05-07 | 2015-12-03 | 株式会社カネカ | 非水電解質二次電池用電極及び非水電解質二次電池 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070110 |
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| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20070110 |
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| A761 | Written withdrawal of application |
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