CN109638287B - 负极浆料的制备方法和解决负极浆料凝胶问题的方法 - Google Patents
负极浆料的制备方法和解决负极浆料凝胶问题的方法 Download PDFInfo
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- CN109638287B CN109638287B CN201811473642.8A CN201811473642A CN109638287B CN 109638287 B CN109638287 B CN 109638287B CN 201811473642 A CN201811473642 A CN 201811473642A CN 109638287 B CN109638287 B CN 109638287B
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- carboxymethyl cellulose
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- 239000011267 electrode slurry Substances 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 238000001879 gelation Methods 0.000 title abstract description 7
- 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 69
- 239000001768 carboxy methyl cellulose Substances 0.000 claims abstract description 68
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims abstract description 68
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims abstract description 68
- 239000002002 slurry Substances 0.000 claims abstract description 40
- 239000006258 conductive agent Substances 0.000 claims abstract description 35
- 239000004816 latex Substances 0.000 claims abstract description 33
- 229920000126 latex Polymers 0.000 claims abstract description 33
- 239000002174 Styrene-butadiene Substances 0.000 claims abstract description 32
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000011115 styrene butadiene Substances 0.000 claims abstract description 32
- 229920003048 styrene butadiene rubber Polymers 0.000 claims abstract description 32
- 238000003756 stirring Methods 0.000 claims abstract description 26
- 239000013543 active substance Substances 0.000 claims abstract description 24
- 239000003292 glue Substances 0.000 claims abstract description 18
- 239000008367 deionised water Substances 0.000 claims abstract description 13
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 21
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 12
- 229910002804 graphite Inorganic materials 0.000 claims description 11
- 239000010439 graphite Substances 0.000 claims description 11
- 239000011149 active material Substances 0.000 claims description 10
- 239000006256 anode slurry Substances 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- 239000002041 carbon nanotube Substances 0.000 claims description 5
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 5
- 229910021389 graphene Inorganic materials 0.000 claims description 5
- 239000003273 ketjen black Substances 0.000 claims description 5
- 230000001502 supplementing effect Effects 0.000 claims description 4
- 229920003123 carboxymethyl cellulose sodium Polymers 0.000 claims 1
- 229940063834 carboxymethylcellulose sodium Drugs 0.000 claims 1
- 239000006257 cathode slurry Substances 0.000 abstract description 5
- 239000006245 Carbon black Super-P Substances 0.000 description 7
- 241000207961 Sesamum Species 0.000 description 5
- 235000003434 Sesamum indicum Nutrition 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 4
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 3
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical class OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007581 slurry coating method Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/364—Composites as mixtures
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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
- 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
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
-
- 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
- H01M4/628—Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
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CN201811473642.8A CN109638287B (zh) | 2018-12-04 | 2018-12-04 | 负极浆料的制备方法和解决负极浆料凝胶问题的方法 |
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CN201811473642.8A CN109638287B (zh) | 2018-12-04 | 2018-12-04 | 负极浆料的制备方法和解决负极浆料凝胶问题的方法 |
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CN109638287A CN109638287A (zh) | 2019-04-16 |
CN109638287B true CN109638287B (zh) | 2021-07-16 |
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CN114276461B (zh) * | 2021-12-27 | 2023-03-28 | 重庆力宏精细化工有限公司 | 一种羧甲基纤维素钠及其制备方法和一种电池负极浆料及其制备方法 |
Citations (11)
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CN101393985A (zh) * | 2007-09-21 | 2009-03-25 | 深圳市比克电池有限公司 | 一种电池负极材料、制备方法以及使用该负极材料制作的电池 |
CN102044661A (zh) * | 2009-10-23 | 2011-05-04 | 比克国际(天津)有限公司 | 一种锂离子电池浆料制备方法 |
JP2012009269A (ja) * | 2010-06-24 | 2012-01-12 | Sanyo Electric Co Ltd | 非水電解質二次電池用負極極板の製造方法 |
CN102593518A (zh) * | 2011-01-13 | 2012-07-18 | 苏州能斯特新能源有限公司 | 一种锂离子电池的制备方法 |
JP2014011077A (ja) * | 2012-06-29 | 2014-01-20 | Toyota Motor Corp | 非水電解質二次電池の製造方法および非水電解質二次電池 |
JP2014165038A (ja) * | 2013-02-26 | 2014-09-08 | Murata Mfg Co Ltd | 非水電解質二次電池用電極材料とそれを用いた非水電解質二次電池 |
CN104409736A (zh) * | 2014-11-14 | 2015-03-11 | 无锡信大气象传感网科技有限公司 | 一种锂离子电池负极材料及其配制方法 |
CN105024044A (zh) * | 2015-08-25 | 2015-11-04 | 田东 | 一种高容量硅粉掺杂锂电池负极浆料的制备方法 |
JP2016085876A (ja) * | 2014-10-27 | 2016-05-19 | トヨタ自動車株式会社 | 非水電解質二次電池用負極の製造方法 |
CN107706348A (zh) * | 2017-08-17 | 2018-02-16 | 深圳市沃特玛电池有限公司 | 锂离子电池石墨负极配料工艺 |
CN108110209A (zh) * | 2017-12-07 | 2018-06-01 | 郑州比克电池有限公司 | 一种新型高效负极浆料湿法制备工艺 |
Family Cites Families (4)
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KR20130029265A (ko) * | 2011-09-14 | 2013-03-22 | 삼성전기주식회사 | 전극 활물질 슬러리의 제조 방법 및 상기 전극 활물질을 이용한 전극을 포함하는 전기 화학 캐패시터 |
JP5626264B2 (ja) * | 2012-05-31 | 2014-11-19 | トヨタ自動車株式会社 | 電極の製造方法、および電池 |
CN105047938A (zh) * | 2015-07-16 | 2015-11-11 | 湖北允升科技工业园有限公司 | 一种锂电池负极浆料的制作方法 |
CN106129417A (zh) * | 2016-08-30 | 2016-11-16 | 吉安市优特利科技有限公司 | 电池负电极及其制备方法和锂离子电池 |
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Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101393985A (zh) * | 2007-09-21 | 2009-03-25 | 深圳市比克电池有限公司 | 一种电池负极材料、制备方法以及使用该负极材料制作的电池 |
CN102044661A (zh) * | 2009-10-23 | 2011-05-04 | 比克国际(天津)有限公司 | 一种锂离子电池浆料制备方法 |
JP2012009269A (ja) * | 2010-06-24 | 2012-01-12 | Sanyo Electric Co Ltd | 非水電解質二次電池用負極極板の製造方法 |
CN102593518A (zh) * | 2011-01-13 | 2012-07-18 | 苏州能斯特新能源有限公司 | 一种锂离子电池的制备方法 |
JP2014011077A (ja) * | 2012-06-29 | 2014-01-20 | Toyota Motor Corp | 非水電解質二次電池の製造方法および非水電解質二次電池 |
JP2014165038A (ja) * | 2013-02-26 | 2014-09-08 | Murata Mfg Co Ltd | 非水電解質二次電池用電極材料とそれを用いた非水電解質二次電池 |
JP2016085876A (ja) * | 2014-10-27 | 2016-05-19 | トヨタ自動車株式会社 | 非水電解質二次電池用負極の製造方法 |
CN104409736A (zh) * | 2014-11-14 | 2015-03-11 | 无锡信大气象传感网科技有限公司 | 一种锂离子电池负极材料及其配制方法 |
CN105024044A (zh) * | 2015-08-25 | 2015-11-04 | 田东 | 一种高容量硅粉掺杂锂电池负极浆料的制备方法 |
CN107706348A (zh) * | 2017-08-17 | 2018-02-16 | 深圳市沃特玛电池有限公司 | 锂离子电池石墨负极配料工艺 |
CN108110209A (zh) * | 2017-12-07 | 2018-06-01 | 郑州比克电池有限公司 | 一种新型高效负极浆料湿法制备工艺 |
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Address after: 435100 No. 66 Changle Avenue, Luojiaqiao Street, Daye City, Huangshi City, Hubei Province Patentee after: Hubei Rongtong High tech Advanced Materials Group Co.,Ltd. Address before: 435100 No. 66 Changle Avenue, Luojiaqiao Street, Daye City, Huangshi City, Hubei Province Patentee before: HUBEI RT ADVANCED MATERIALS Co.,Ltd. |
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Effective date of registration: 20240307 Address after: 438000 south of Wuhan road, shangguo community, Tian Town, Wuxue City, Huanggang City, Hubei Province Patentee after: Hubei Yunxiang Juneng New Energy Technology Co.,Ltd. Country or region after: China Address before: 435100 No. 66 Changle Avenue, Luojiaqiao Street, Daye City, Huangshi City, Hubei Province Patentee before: Hubei Rongtong High tech Advanced Materials Group Co.,Ltd. Country or region before: China |