CN106299376A - 一种高容量高安全性能锂电池正极及其制备方法 - Google Patents
一种高容量高安全性能锂电池正极及其制备方法 Download PDFInfo
- Publication number
- CN106299376A CN106299376A CN201610887432.8A CN201610887432A CN106299376A CN 106299376 A CN106299376 A CN 106299376A CN 201610887432 A CN201610887432 A CN 201610887432A CN 106299376 A CN106299376 A CN 106299376A
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- safety performance
- power capacity
- battery anode
- binding agent
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Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 28
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000011230 binding agent Substances 0.000 claims abstract description 26
- 239000007774 positive electrode material Substances 0.000 claims abstract description 16
- 239000002904 solvent Substances 0.000 claims abstract description 16
- 239000006258 conductive agent Substances 0.000 claims abstract description 12
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims abstract description 11
- 229910052808 lithium carbonate Inorganic materials 0.000 claims abstract description 11
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims abstract description 10
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims abstract description 10
- 239000003822 epoxy resin Substances 0.000 claims abstract description 10
- 125000005456 glyceride group Chemical group 0.000 claims abstract description 10
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 10
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims abstract description 10
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229920003123 carboxymethyl cellulose sodium Polymers 0.000 claims abstract description 8
- 229940063834 carboxymethylcellulose sodium Drugs 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 6
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical group CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 5
- 238000013019 agitation Methods 0.000 claims description 5
- 239000005030 aluminium foil Substances 0.000 claims description 5
- 238000004080 punching Methods 0.000 claims description 5
- 239000002002 slurry Substances 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- OVAQODDUFGFVPR-UHFFFAOYSA-N lithium cobalt(2+) dioxido(dioxo)manganese Chemical compound [Li+].[Mn](=O)(=O)([O-])[O-].[Co+2] OVAQODDUFGFVPR-UHFFFAOYSA-N 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- 239000002033 PVDF binder Substances 0.000 abstract description 15
- 229920002981 polyvinylidene fluoride Polymers 0.000 abstract description 15
- 230000006866 deterioration Effects 0.000 abstract description 4
- 239000007800 oxidant agent Substances 0.000 abstract description 4
- 230000001590 oxidative effect Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 239000000853 adhesive Substances 0.000 abstract description 2
- 230000001070 adhesive effect Effects 0.000 abstract description 2
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000001768 carboxy methyl cellulose Substances 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 3
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerol Natural products OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- LLYXJBROWQDVMI-UHFFFAOYSA-N 2-chloro-4-nitrotoluene Chemical compound CC1=CC=C([N+]([O-])=O)C=C1Cl LLYXJBROWQDVMI-UHFFFAOYSA-N 0.000 description 1
- -1 Colophonium glycerol Ester Chemical class 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011883 electrode binding agent Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000035943 smell Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
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
- H01M4/62—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
- 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
-
- 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
-
- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610887432.8A CN106299376B (zh) | 2016-10-12 | 2016-10-12 | 一种高容量高安全性能锂电池正极及其制备方法 |
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CN201610887432.8A CN106299376B (zh) | 2016-10-12 | 2016-10-12 | 一种高容量高安全性能锂电池正极及其制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN106299376A true CN106299376A (zh) | 2017-01-04 |
CN106299376B CN106299376B (zh) | 2019-01-04 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109841835A (zh) * | 2017-11-29 | 2019-06-04 | 宁德时代新能源科技股份有限公司 | 用于制备电池正极的浆料、电极极片及其制备方法、电池 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006040812A (ja) * | 2004-07-29 | 2006-02-09 | Sanyo Electric Co Ltd | 非水電解質電池 |
US20060134517A1 (en) * | 2004-12-17 | 2006-06-22 | Shouichirou Sawa | Lithium secondary battery |
CN101409343A (zh) * | 2008-10-22 | 2009-04-15 | 昆明理工大学 | 一种锂离子电池正极片真空搅料涂布方法 |
CN101662026A (zh) * | 2008-08-29 | 2010-03-03 | 比亚迪股份有限公司 | 粘结剂组合物和正负极材料组合物和正极与负极及电池 |
CN102347480A (zh) * | 2010-08-02 | 2012-02-08 | 陈恒龙 | 锂电池正极浆料配制方法 |
KR20150014593A (ko) * | 2013-07-30 | 2015-02-09 | 주식회사 엘지화학 | 안전성이 향상된 이차전지용 전극 합제 |
CN105552344A (zh) * | 2016-02-24 | 2016-05-04 | 中国科学院物理研究所 | 一种锂离子电池正极片、锂离子电池及其制备方法 |
CN105754485A (zh) * | 2016-04-15 | 2016-07-13 | 梧州市飞卓林产品实业有限公司 | 松香甘油酯的生产方法 |
-
2016
- 2016-10-12 CN CN201610887432.8A patent/CN106299376B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006040812A (ja) * | 2004-07-29 | 2006-02-09 | Sanyo Electric Co Ltd | 非水電解質電池 |
US20060134517A1 (en) * | 2004-12-17 | 2006-06-22 | Shouichirou Sawa | Lithium secondary battery |
CN101662026A (zh) * | 2008-08-29 | 2010-03-03 | 比亚迪股份有限公司 | 粘结剂组合物和正负极材料组合物和正极与负极及电池 |
CN101409343A (zh) * | 2008-10-22 | 2009-04-15 | 昆明理工大学 | 一种锂离子电池正极片真空搅料涂布方法 |
CN102347480A (zh) * | 2010-08-02 | 2012-02-08 | 陈恒龙 | 锂电池正极浆料配制方法 |
KR20150014593A (ko) * | 2013-07-30 | 2015-02-09 | 주식회사 엘지화학 | 안전성이 향상된 이차전지용 전극 합제 |
CN105552344A (zh) * | 2016-02-24 | 2016-05-04 | 中国科学院物理研究所 | 一种锂离子电池正极片、锂离子电池及其制备方法 |
CN105754485A (zh) * | 2016-04-15 | 2016-07-13 | 梧州市飞卓林产品实业有限公司 | 松香甘油酯的生产方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109841835A (zh) * | 2017-11-29 | 2019-06-04 | 宁德时代新能源科技股份有限公司 | 用于制备电池正极的浆料、电极极片及其制备方法、电池 |
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Address after: 363600 Nanjing high tech Industrial Park, Nanjing, Fujian, China, Zhangzhou Applicant after: ZHANGZHOU WANBAO ENERGY TECHNOLOGY Co.,Ltd. Address before: 363601 Nanjing Malata Energy Industrial Park, Zhangzhou, Fujian, China, Zhangzhou Applicant before: ZHANGZHOU MALATA ENERGY TECHNOLOGY Co.,Ltd. |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 363600 Nanjing high tech Industrial Park, Nanjing, Fujian, China, Zhangzhou Patentee after: Zhangzhou Wanbao Energy Technology Co.,Ltd. Address before: 363600 Nanjing high tech Industrial Park, Nanjing, Fujian, China, Zhangzhou Patentee before: ZHANGZHOU WANBAO ENERGY TECHNOLOGY Co.,Ltd. |
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