CN105514435B - 一种锂离子电池负极浆料及其制备方法 - Google Patents
一种锂离子电池负极浆料及其制备方法 Download PDFInfo
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- CN105514435B CN105514435B CN201610058707.7A CN201610058707A CN105514435B CN 105514435 B CN105514435 B CN 105514435B CN 201610058707 A CN201610058707 A CN 201610058707A CN 105514435 B CN105514435 B CN 105514435B
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- lithium ion
- ion battery
- negative electrode
- battery anode
- anode slurry
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- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 56
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 239000006256 anode slurry Substances 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000003756 stirring Methods 0.000 claims abstract description 39
- 239000010439 graphite Substances 0.000 claims abstract description 35
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 35
- 239000000203 mixture Substances 0.000 claims abstract description 34
- 239000007773 negative electrode material Substances 0.000 claims abstract description 33
- 229910021385 hard carbon Inorganic materials 0.000 claims abstract description 26
- 239000002562 thickening agent Substances 0.000 claims abstract description 25
- 239000011267 electrode slurry Substances 0.000 claims abstract description 15
- 239000006258 conductive agent Substances 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 239000011230 binding agent Substances 0.000 claims abstract description 8
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 7
- 239000002904 solvent Substances 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 16
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 16
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 16
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 16
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 11
- 239000002041 carbon nanotube Substances 0.000 claims description 8
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 7
- 239000006230 acetylene black Substances 0.000 claims description 6
- 238000010348 incorporation Methods 0.000 claims description 2
- OXHNLMTVIGZXSG-UHFFFAOYSA-N 1-Methylpyrrole Chemical group CN1C=CC=C1 OXHNLMTVIGZXSG-UHFFFAOYSA-N 0.000 claims 1
- 210000000481 breast Anatomy 0.000 claims 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical group C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 7
- 239000006185 dispersion Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- VNWKTOKETHGBQD-AKLPVKDBSA-N carbane Chemical compound [15CH4] VNWKTOKETHGBQD-AKLPVKDBSA-N 0.000 abstract description 2
- 239000000839 emulsion Substances 0.000 description 15
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical group CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 14
- 239000008367 deionised water Substances 0.000 description 13
- 229910021641 deionized water Inorganic materials 0.000 description 13
- 210000004027 cell Anatomy 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 10
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 7
- 230000014759 maintenance of location Effects 0.000 description 7
- 239000006257 cathode slurry Substances 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000002242 deionisation method Methods 0.000 description 2
- 210000001787 dendrite Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000006182 cathode active material Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010237 hybrid technique Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 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
- H01M4/36—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
- H01M4/5835—Comprising fluorine or fluoride salts
-
- 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
- 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
- H01M4/62—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
-
- 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
-
- 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
Abstract
Description
Claims (9)
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CN201610058707.7A CN105514435B (zh) | 2016-01-28 | 2016-01-28 | 一种锂离子电池负极浆料及其制备方法 |
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CN105514435B true CN105514435B (zh) | 2018-06-29 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106981620B (zh) * | 2017-04-07 | 2021-03-30 | 惠州拓邦电气技术有限公司 | 一种锂离子电池负极浆料的制备方法 |
JP7011916B2 (ja) * | 2017-09-28 | 2022-02-10 | 第一工業製薬株式会社 | 負極活物質塗料、負極および二次電池 |
CN108428865A (zh) * | 2018-03-05 | 2018-08-21 | 天臣新能源研究南京有限公司 | 一种锂离子电池负极浆料的制备方法 |
CN109301250B (zh) * | 2018-09-17 | 2020-07-17 | 内蒙古蒙集新碳材有限公司 | 一种锂电池负极浆料及其制备工艺 |
CN109904430B (zh) * | 2019-03-06 | 2020-09-11 | 山东中信迪生电源有限公司 | 一种石墨负极浆料的混料方法 |
CN110492066B (zh) * | 2019-08-01 | 2022-01-11 | 深圳市比克动力电池有限公司 | 一种快速充电的锂离子电池负极片及其制备方法 |
CN112133911A (zh) * | 2020-10-09 | 2020-12-25 | 浙江锋锂新能源科技有限公司 | 一种锂离子电池负极浆料及其制作方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102738511A (zh) * | 2012-01-09 | 2012-10-17 | 宁德新能源科技有限公司 | 锂离子电池及其电解液 |
CN102790218A (zh) * | 2012-08-03 | 2012-11-21 | 杭州万马高能量电池有限公司 | 一种锂离子电池负极浆料制备工艺 |
CN103872288A (zh) * | 2014-03-17 | 2014-06-18 | 山东润峰集团新能源科技有限公司 | 一种锂离子电池负极浆料的制备方法 |
CN105070915A (zh) * | 2015-08-25 | 2015-11-18 | 田东 | 一种锂电池石墨负极浆料的制备方法 |
-
2016
- 2016-01-28 CN CN201610058707.7A patent/CN105514435B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102738511A (zh) * | 2012-01-09 | 2012-10-17 | 宁德新能源科技有限公司 | 锂离子电池及其电解液 |
CN102790218A (zh) * | 2012-08-03 | 2012-11-21 | 杭州万马高能量电池有限公司 | 一种锂离子电池负极浆料制备工艺 |
CN103872288A (zh) * | 2014-03-17 | 2014-06-18 | 山东润峰集团新能源科技有限公司 | 一种锂离子电池负极浆料的制备方法 |
CN105070915A (zh) * | 2015-08-25 | 2015-11-18 | 田东 | 一种锂电池石墨负极浆料的制备方法 |
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Effective date of registration: 20171012 Address after: 213200 Changzhou, China, Jintan City Hua Road, No. 168, No. Applicant after: JIANGSU JINTAN CHANGDANG LAKE NEW ENERGY TECHNOLOGY Co.,Ltd. Address before: 213200 Changzhou science and technology road, Jintan District, Jiangsu, No. 99 Applicant before: JIANGSU JINTAN AUTOMOBILE INDUSTRIAL Co.,Ltd. |
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Address after: 213200 No. 168 Huacheng Middle Road, Jintan City, Changzhou City, Jiangsu Province Patentee after: Dacheng Automobile Group Co.,Ltd. Address before: 213200 No. 168 Huacheng Middle Road, Jintan City, Changzhou City, Jiangsu Province Patentee before: JIANGSU JINTAN CHANGDANG LAKE NEW ENERGY TECHNOLOGY Co.,Ltd. |
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