CN114566648A - 一种pvdf锂电池正极导电粘结剂及锂电池正极的制备方法 - Google Patents
一种pvdf锂电池正极导电粘结剂及锂电池正极的制备方法 Download PDFInfo
- Publication number
- CN114566648A CN114566648A CN202210130818.XA CN202210130818A CN114566648A CN 114566648 A CN114566648 A CN 114566648A CN 202210130818 A CN202210130818 A CN 202210130818A CN 114566648 A CN114566648 A CN 114566648A
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- positive electrode
- battery positive
- preparation
- pvdf
- 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.)
- Granted
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 88
- 239000002033 PVDF binder Substances 0.000 title claims abstract description 49
- 229920002981 polyvinylidene fluoride Polymers 0.000 title claims abstract description 49
- 238000002360 preparation method Methods 0.000 title claims abstract description 30
- 239000011230 binding agent Substances 0.000 title claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 13
- 239000000853 adhesive Substances 0.000 claims description 28
- 230000001070 adhesive effect Effects 0.000 claims description 28
- 239000000203 mixture Substances 0.000 claims description 22
- -1 1-vinyl-3-butylimidazolium hexafluorophosphate Chemical compound 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 14
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 12
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 10
- 125000003342 alkenyl group Chemical group 0.000 claims description 10
- 239000002608 ionic liquid Substances 0.000 claims description 10
- XSAOIFHNXYIRGG-UHFFFAOYSA-M lithium;prop-2-enoate Chemical compound [Li+].[O-]C(=O)C=C XSAOIFHNXYIRGG-UHFFFAOYSA-M 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 8
- ARGICNMLPHJXTP-UHFFFAOYSA-N [SiH4].C(=C)C(OC(CCC)=NO)C(COC(CCC)=O)OC(CCC)=O Chemical compound [SiH4].C(=C)C(OC(CCC)=NO)C(COC(CCC)=O)OC(CCC)=O ARGICNMLPHJXTP-UHFFFAOYSA-N 0.000 claims description 7
- 239000010406 cathode material Substances 0.000 claims description 6
- 239000007774 positive electrode material Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 4
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 4
- 229910052753 mercury Inorganic materials 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 229910010648 Li6CoO4 Inorganic materials 0.000 claims description 3
- 229910012946 LiV2O5 Inorganic materials 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- UVQPDGXQIPNYNU-UHFFFAOYSA-N 1-ethenyl-3-ethyl-2h-imidazole Chemical compound CCN1CN(C=C)C=C1 UVQPDGXQIPNYNU-UHFFFAOYSA-N 0.000 claims description 2
- 229910032387 LiCoO2 Inorganic materials 0.000 claims description 2
- 229910003005 LiNiO2 Inorganic materials 0.000 claims description 2
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 150000001450 anions Chemical class 0.000 claims description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 2
- 150000001768 cations Chemical class 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- 238000009740 moulding (composite fabrication) Methods 0.000 claims description 2
- PNGLEYLFMHGIQO-UHFFFAOYSA-M sodium;3-(n-ethyl-3-methoxyanilino)-2-hydroxypropane-1-sulfonate;dihydrate Chemical compound O.O.[Na+].[O-]S(=O)(=O)CC(O)CN(CC)C1=CC=CC(OC)=C1 PNGLEYLFMHGIQO-UHFFFAOYSA-M 0.000 claims description 2
- 239000000178 monomer Substances 0.000 abstract description 5
- 239000003792 electrolyte Substances 0.000 abstract description 4
- 238000006116 polymerization reaction Methods 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract description 3
- 239000013543 active substance Substances 0.000 abstract description 2
- 239000011883 electrode binding agent Substances 0.000 abstract description 2
- 230000008961 swelling Effects 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 3
- 239000010405 anode material Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910000077 silane Inorganic materials 0.000 description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 3
- 229920002554 vinyl polymer Polymers 0.000 description 3
- FQTUOJOWQBMFTM-UHFFFAOYSA-N 1-butyl-3-ethenyl-2h-imidazole Chemical compound CCCCN1CN(C=C)C=C1 FQTUOJOWQBMFTM-UHFFFAOYSA-N 0.000 description 2
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 150000004676 glycans Chemical class 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920001282 polysaccharide Polymers 0.000 description 2
- 239000005017 polysaccharide Substances 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- 229910013733 LiCo Inorganic materials 0.000 description 1
- 229910012820 LiCoO Inorganic materials 0.000 description 1
- 229910015645 LiMn Inorganic materials 0.000 description 1
- 229910013292 LiNiO Inorganic materials 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 150000002923 oximes Chemical class 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000002464 physical blending Methods 0.000 description 1
- 239000003495 polar organic solvent Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229960000834 vinyl ether Drugs 0.000 description 1
Images
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
- H01M4/1391—Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
-
- 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
-
- 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
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/028—Positive electrodes
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (16)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210130818.XA CN114566648B (zh) | 2022-02-12 | 2022-02-12 | 一种pvdf锂电池正极导电粘结剂及锂电池正极的制备方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210130818.XA CN114566648B (zh) | 2022-02-12 | 2022-02-12 | 一种pvdf锂电池正极导电粘结剂及锂电池正极的制备方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114566648A true CN114566648A (zh) | 2022-05-31 |
| CN114566648B CN114566648B (zh) | 2024-01-26 |
Family
ID=81713580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210130818.XA Active CN114566648B (zh) | 2022-02-12 | 2022-02-12 | 一种pvdf锂电池正极导电粘结剂及锂电池正极的制备方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114566648B (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025088970A1 (ja) * | 2023-10-24 | 2025-05-01 | 株式会社クレハ | 電極合剤、活物質混合物、バインダー溶液、電極合剤の製造方法、電極の製造方法、電極、および二次電池 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103460461A (zh) * | 2011-01-27 | 2013-12-18 | 耐克森有限公司 | 用于二次电池单元的粘结剂 |
| CN104140545A (zh) * | 2014-05-14 | 2014-11-12 | 北京大学 | 一种离子液体/聚合物电解质膜及其制备方法 |
| WO2018059492A1 (zh) * | 2016-09-29 | 2018-04-05 | 比亚迪股份有限公司 | 离子液体聚合物、其制备方法及用途 |
| CN108565465A (zh) * | 2018-03-26 | 2018-09-21 | 合肥国轩高科动力能源有限公司 | 一种氰酸酯改性pvdf粘结剂、应用该粘结剂的正极极片及锂硫电池 |
| JP2018160397A (ja) * | 2017-03-23 | 2018-10-11 | 三洋化成工業株式会社 | 電池電極用バインダー |
| CN109742402A (zh) * | 2019-01-08 | 2019-05-10 | 福建师范大学 | 一种增强型聚偏二氟乙烯锂电池导电粘结剂的制备方法 |
| CN109935833A (zh) * | 2018-11-22 | 2019-06-25 | 万向一二三股份公司 | 一种锂电池正极浆料的粘结剂体系 |
| CN113793938A (zh) * | 2021-08-27 | 2021-12-14 | 成都锂能科技有限公司 | 一种锂电池/钠电池/钾电池正极用pvdf粘结剂及其制备方法 |
-
2022
- 2022-02-12 CN CN202210130818.XA patent/CN114566648B/zh active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103460461A (zh) * | 2011-01-27 | 2013-12-18 | 耐克森有限公司 | 用于二次电池单元的粘结剂 |
| CN104140545A (zh) * | 2014-05-14 | 2014-11-12 | 北京大学 | 一种离子液体/聚合物电解质膜及其制备方法 |
| WO2018059492A1 (zh) * | 2016-09-29 | 2018-04-05 | 比亚迪股份有限公司 | 离子液体聚合物、其制备方法及用途 |
| JP2018160397A (ja) * | 2017-03-23 | 2018-10-11 | 三洋化成工業株式会社 | 電池電極用バインダー |
| CN108565465A (zh) * | 2018-03-26 | 2018-09-21 | 合肥国轩高科动力能源有限公司 | 一种氰酸酯改性pvdf粘结剂、应用该粘结剂的正极极片及锂硫电池 |
| CN109935833A (zh) * | 2018-11-22 | 2019-06-25 | 万向一二三股份公司 | 一种锂电池正极浆料的粘结剂体系 |
| CN109742402A (zh) * | 2019-01-08 | 2019-05-10 | 福建师范大学 | 一种增强型聚偏二氟乙烯锂电池导电粘结剂的制备方法 |
| CN113793938A (zh) * | 2021-08-27 | 2021-12-14 | 成都锂能科技有限公司 | 一种锂电池/钠电池/钾电池正极用pvdf粘结剂及其制备方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025088970A1 (ja) * | 2023-10-24 | 2025-05-01 | 株式会社クレハ | 電極合剤、活物質混合物、バインダー溶液、電極合剤の製造方法、電極の製造方法、電極、および二次電池 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114566648B (zh) | 2024-01-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102119462B (zh) | 制备凝胶聚合物电解质二次电池的方法和凝胶聚合物电解质二次电池 | |
| CN106450327A (zh) | 一种辐照提高锂电池聚偏氟乙烯胶黏性能的方法 | |
| CN103633367A (zh) | 一种凝胶聚合物电解质和聚合物锂离子电池及其制备方法 | |
| CN108808077B (zh) | 梯度钛酸钡含量的多功能凝胶聚合物电解质的制备方法 | |
| CN114927749B (zh) | 一种高性能聚合物/无机陶瓷复合固态电解质的制备方法 | |
| CN109873208A (zh) | 一种凝胶聚合物电解质二次电池及其制备 | |
| CN114976228A (zh) | 一种适用于规模化正极原位涂布的离子液体凝胶聚合物电解质及其制备方法与应用 | |
| CN106207190B (zh) | 一种锂离子电池正极材料用复合粘结剂及其制备方法 | |
| CN111816925B (zh) | 一种固态电池及其制备方法 | |
| CN112736247A (zh) | 水系复合粘结剂、负极浆料及其制备方法、负极片、锂离子电芯、锂离子电池包及其应用 | |
| CN109167036B (zh) | 一种TiN与导电聚合物复合改性的锂离子层状三元正极材料及其制备方法 | |
| CN111095655A (zh) | 凝胶电解质、硬凝胶电解质以及电化学装置 | |
| CN114335546B (zh) | 一种电池电极用粘结剂以及电池电极 | |
| CN112531203A (zh) | 一种离子导电率高的固态电解质及其制备方法 | |
| CN112670566B (zh) | 一种聚合物固态电解质膜及其制备方法和应用 | |
| CN101200554B (zh) | 一种交联聚甲基乙撑碳酸酯聚合物电解质膜及其制备方法 | |
| CN113540575A (zh) | 一种改性隔膜-电解液一体化固态电解质的制备方法及电池 | |
| CN116613470B (zh) | 隔膜及含该隔膜的二次电池、用电装置 | |
| CN114566648B (zh) | 一种pvdf锂电池正极导电粘结剂及锂电池正极的制备方法 | |
| WO2025039416A1 (zh) | 一种改性粘结剂及其制备方法和应用 | |
| CN116845346A (zh) | 一种原位聚合双交联聚合物电解质及其制备方法和应用 | |
| CN101557016A (zh) | 一种制备聚合物锂离子电池的工艺方法及所得产品 | |
| CN110970654B (zh) | 一种锂离子电池用复合凝胶聚合物电解质及其制备和应用 | |
| CN118380637A (zh) | 一种固态电解质膜及其制备方法和固态锂金属电池 | |
| CN114583094A (zh) | 一种能够提高低温性能的锂离子电池及其制备方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240428 Address after: 324000 Kecheng District, Quzhou City, Zhejiang Province Patentee after: ZHEJIANG JUSHENG FLUOROCHEMICAL CO.,LTD. Country or region after: China Address before: 324004 Juhua Group, Kecheng District, Quzhou City, Zhejiang Province Patentee before: ZHEJIANG JUSHENG FLUOROCHEMICAL CO.,LTD. Country or region before: China Patentee before: ZHEJIANG JUHUA Co.,Ltd. FLUOR POLYMERIC PLANT |
|
| TR01 | Transfer of patent right |