CN114566648B - 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
- CN114566648B CN114566648B CN202210130818.XA CN202210130818A CN114566648B CN 114566648 B CN114566648 B CN 114566648B CN 202210130818 A CN202210130818 A CN 202210130818A CN 114566648 B CN114566648 B CN 114566648B
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- positive electrode
- vinyl
- pvdf
- preparing
- 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.)
- Active
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 66
- 239000002033 PVDF binder Substances 0.000 title claims abstract description 36
- 229920002981 polyvinylidene fluoride Polymers 0.000 title claims abstract description 35
- 239000000853 adhesive Substances 0.000 title claims abstract description 30
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 32
- 238000006243 chemical reaction Methods 0.000 claims abstract description 13
- -1 1-vinyl-3-butylimidazole hexafluorophosphate Chemical compound 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 12
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 11
- 125000003342 alkenyl group Chemical group 0.000 claims description 11
- 239000002608 ionic liquid Substances 0.000 claims description 11
- XSAOIFHNXYIRGG-UHFFFAOYSA-M lithium;prop-2-enoate Chemical compound [Li+].[O-]C(=O)C=C XSAOIFHNXYIRGG-UHFFFAOYSA-M 0.000 claims description 11
- 229910000077 silane Inorganic materials 0.000 claims description 11
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 11
- 229920002554 vinyl polymer Polymers 0.000 claims description 11
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 10
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 10
- 239000007774 positive electrode material Substances 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 8
- 239000010405 anode material Substances 0.000 claims description 4
- 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
- 238000003756 stirring Methods 0.000 claims description 4
- 229910013733 LiCo Inorganic materials 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 claims description 2
- 229910013290 LiNiO 2 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
- FQTUOJOWQBMFTM-UHFFFAOYSA-N 1-butyl-3-ethenyl-2h-imidazole Chemical compound CCCCN1CN(C=C)C=C1 FQTUOJOWQBMFTM-UHFFFAOYSA-N 0.000 claims 1
- 239000000178 monomer Substances 0.000 abstract description 5
- 238000006116 polymerization reaction Methods 0.000 abstract description 5
- 239000003792 electrolyte Substances 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 239000013543 active substance Substances 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract description 3
- 230000008961 swelling Effects 0.000 abstract description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 4
- 238000004132 cross linking Methods 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 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
- 239000011883 electrode binding agent Substances 0.000 description 2
- 150000004676 glycans Chemical class 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 229920001282 polysaccharide Polymers 0.000 description 2
- 239000005017 polysaccharide Substances 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
- 229910012820 LiCoO Inorganic materials 0.000 description 1
- 229910015645 LiMn Inorganic materials 0.000 description 1
- 229910013292 LiNiO Inorganic materials 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
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 238000002464 physical blending Methods 0.000 description 1
- 239000003495 polar organic solvent Substances 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 238000010526 radical polymerization reaction Methods 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
- 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
- H01M4/62—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 (10)
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 CN114566648A (zh) | 2022-05-31 |
CN114566648B true 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) |
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 |
Also Published As
Publication number | Publication date |
---|---|
CN114566648A (zh) | 2022-05-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101260282B (zh) | 锂离子电池用水性粘合剂、制备方法及锂离子电池正极片 | |
CN108539264B (zh) | 一种具有修复损伤能力的离子凝胶聚合物电解质、制备方法及其应用 | |
CN107793967A (zh) | 一种锂离子电池交联型水性粘结剂的制备方法 | |
CN103633367B (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 | |
CN107507961A (zh) | 一种导电聚合物修饰锂离子电池正极极片的制备方法 | |
CN115286728A (zh) | 粘结剂、制备方法、正极极片、二次电池及用电装置 | |
CN111718452A (zh) | 用于锂离子电池干法电极粘结剂的制备方法及其粘结剂 | |
CN114335546B (zh) | 一种电池电极用粘结剂以及电池电极 | |
CN116093423A (zh) | 新型凝胶电解质及锂离子电池制备方法 | |
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 | |
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 | |
CN101557016A (zh) | 一种制备聚合物锂离子电池的工艺方法及所得产品 | |
CN111406331A (zh) | 非水系电池电极用浆料的制造方法 | |
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 | |
CN103730631B (zh) | 一种锂离子电池负极材料及其制备方法 | |
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 | |
CN117004353A (zh) | 一种改性粘结剂及其制备方法和应用 | |
US20220356280A1 (en) | Copolymerized pvdf resin for lithium ion battery binders and its preparation method | |
Tan et al. | Emulsion binders with multiple crosslinked structures for high-performance lithium-sulfur batteries | |
CN114284497A (zh) | 一种水性自愈合型粘合剂及其制备方法 | |
CN109494373B (zh) | 粘合剂及其制备方法、正极和锂硫电池 | |
CN114583094A (zh) | 一种能够提高低温性能的锂离子电池及其制备方法 | |
CN117586726A (zh) | 一种水性粘结剂、制备方法、电池极片及锂离子电池材料 | |
CN113764668B (zh) | 一种固态锂电池用复合粘结剂及其制备方法、应用方法 |
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 | ||
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 |