CN108011076A - 锂离子电池、电池极片及其制备方法 - Google Patents
锂离子电池、电池极片及其制备方法 Download PDFInfo
- Publication number
- CN108011076A CN108011076A CN201711207992.5A CN201711207992A CN108011076A CN 108011076 A CN108011076 A CN 108011076A CN 201711207992 A CN201711207992 A CN 201711207992A CN 108011076 A CN108011076 A CN 108011076A
- Authority
- CN
- China
- Prior art keywords
- pole piece
- battery pole
- vinyl chloride
- acrylate copolymer
- battery
- 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
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 35
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 229920001577 copolymer Polymers 0.000 claims abstract description 61
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000011230 binding agent Substances 0.000 claims abstract description 42
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 42
- 239000010703 silicon Substances 0.000 claims abstract description 42
- 239000010405 anode material Substances 0.000 claims abstract description 40
- 239000007772 electrode material Substances 0.000 claims abstract description 14
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 35
- 239000002562 thickening agent Substances 0.000 claims description 30
- 239000006258 conductive agent Substances 0.000 claims description 26
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 24
- 239000007787 solid Substances 0.000 claims description 16
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 14
- 239000000843 powder Substances 0.000 claims description 13
- 239000000377 silicon dioxide Substances 0.000 claims description 12
- 239000002002 slurry Substances 0.000 claims description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 11
- 229910052744 lithium Inorganic materials 0.000 claims description 11
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 9
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 9
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 229920002554 vinyl polymer Polymers 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000003792 electrolyte Substances 0.000 claims description 7
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims description 6
- 235000010443 alginic acid Nutrition 0.000 claims description 6
- 229920000615 alginic acid Polymers 0.000 claims description 6
- 239000011812 mixed powder Substances 0.000 claims description 6
- 239000000661 sodium alginate Substances 0.000 claims description 6
- 235000010413 sodium alginate Nutrition 0.000 claims description 6
- 229940005550 sodium alginate Drugs 0.000 claims description 6
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 6
- VAJVDSVGBWFCLW-UHFFFAOYSA-N 3-Phenyl-1-propanol Chemical compound OCCCC1=CC=CC=C1 VAJVDSVGBWFCLW-UHFFFAOYSA-N 0.000 claims description 5
- DYUQAZSOFZSPHD-UHFFFAOYSA-N Phenylpropyl alcohol Natural products CCC(O)C1=CC=CC=C1 DYUQAZSOFZSPHD-UHFFFAOYSA-N 0.000 claims description 5
- 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 description 5
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 5
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 5
- 150000001336 alkenes Chemical class 0.000 claims description 4
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 4
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 4
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 claims description 3
- 229910013872 LiPF Inorganic materials 0.000 claims description 3
- 101150058243 Lipf gene Proteins 0.000 claims description 3
- 229940072056 alginate Drugs 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 239000005543 nano-size silicon particle Substances 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 230000010339 dilation Effects 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 14
- 239000003292 glue Substances 0.000 description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 10
- 239000011149 active material Substances 0.000 description 10
- 239000011889 copper foil Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
- 238000001035 drying Methods 0.000 description 7
- 239000011866 silicon-based anode active material Substances 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- SQNNHEYXAJPPKH-UHFFFAOYSA-N chloroethene;prop-2-enoic acid Chemical compound ClC=C.OC(=O)C=C SQNNHEYXAJPPKH-UHFFFAOYSA-N 0.000 description 6
- 239000006185 dispersion Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 239000011888 foil Substances 0.000 description 4
- 125000000524 functional group Chemical group 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 229920002125 Sokalan® Polymers 0.000 description 3
- 239000000783 alginic acid Substances 0.000 description 3
- 229960001126 alginic acid Drugs 0.000 description 3
- 150000004781 alginic acids Chemical class 0.000 description 3
- 239000000839 emulsion Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 239000004584 polyacrylic acid Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- NBXMMTVKODTVSL-UHFFFAOYSA-N chloroethene;prop-1-ene Chemical group CC=C.ClC=C NBXMMTVKODTVSL-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229920000126 latex Polymers 0.000 description 2
- 239000006210 lotion Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- KUDUQBURMYMBIJ-UHFFFAOYSA-N 2-prop-2-enoyloxyethyl prop-2-enoate Chemical compound C=CC(=O)OCCOC(=O)C=C KUDUQBURMYMBIJ-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical class O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- 239000005955 Ferric phosphate Substances 0.000 description 1
- 229910001290 LiPF6 Inorganic materials 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- -1 Vinyl chloride-acrylate Chemical compound 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 description 1
- 238000005524 ceramic coating Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229940032958 ferric phosphate Drugs 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 239000011268 mixed slurry Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910021487 silica fume Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- 238000004804 winding 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
-
- 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
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
-
- 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)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN201711207992.5A CN108011076B (zh) | 2017-11-27 | 2017-11-27 | 锂离子电池、电池极片及其制备方法 |
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CN201711207992.5A CN108011076B (zh) | 2017-11-27 | 2017-11-27 | 锂离子电池、电池极片及其制备方法 |
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CN108011076A true CN108011076A (zh) | 2018-05-08 |
CN108011076B CN108011076B (zh) | 2020-08-28 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109659522A (zh) * | 2018-12-10 | 2019-04-19 | 江苏天鹏电源有限公司 | 一种长寿命高比能快充性能的锂电池 |
CN112103509A (zh) * | 2020-08-20 | 2020-12-18 | 欣旺达电动汽车电池有限公司 | 正极集流体、正极片、锂离子电池及电池模组 |
CN112952098A (zh) * | 2021-02-25 | 2021-06-11 | 厦门大学 | 一种锂离子电池用低溶胀水性粘结剂及电极极片 |
WO2022001428A1 (zh) * | 2020-06-29 | 2022-01-06 | 珠海冠宇电池股份有限公司 | 一种负极极片及含该负极极片的二次电池 |
Citations (5)
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CN1482693A (zh) * | 2002-09-11 | 2004-03-17 | ����Sdi��ʽ���� | 锂硫电池的正极和锂硫电池以及包含它的制品 |
CN102449817A (zh) * | 2009-06-08 | 2012-05-09 | 住友化学株式会社 | 电极合剂、电极合剂糊状物、电极及非水电解质二次电池 |
CN103588921A (zh) * | 2012-08-14 | 2014-02-19 | 中化蓝天集团有限公司 | 一种高粘度自交联新型偏氟乙烯共聚物、其制备方法及应用 |
CN104752695A (zh) * | 2013-12-27 | 2015-07-01 | 现代自动车株式会社 | 锂硫电池的硫正极及其生产方法 |
CN105655592A (zh) * | 2016-03-12 | 2016-06-08 | 浙江大学 | 一种基于硅的锂离子电池负极及其制备方法 |
-
2017
- 2017-11-27 CN CN201711207992.5A patent/CN108011076B/zh active Active
Patent Citations (5)
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CN1482693A (zh) * | 2002-09-11 | 2004-03-17 | ����Sdi��ʽ���� | 锂硫电池的正极和锂硫电池以及包含它的制品 |
CN102449817A (zh) * | 2009-06-08 | 2012-05-09 | 住友化学株式会社 | 电极合剂、电极合剂糊状物、电极及非水电解质二次电池 |
CN103588921A (zh) * | 2012-08-14 | 2014-02-19 | 中化蓝天集团有限公司 | 一种高粘度自交联新型偏氟乙烯共聚物、其制备方法及应用 |
CN104752695A (zh) * | 2013-12-27 | 2015-07-01 | 现代自动车株式会社 | 锂硫电池的硫正极及其生产方法 |
CN105655592A (zh) * | 2016-03-12 | 2016-06-08 | 浙江大学 | 一种基于硅的锂离子电池负极及其制备方法 |
Non-Patent Citations (1)
Title |
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武兆辉 等: "锂离子电池硅基负极用聚合物粘结剂的研究进展", 《稀有金属》 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109659522A (zh) * | 2018-12-10 | 2019-04-19 | 江苏天鹏电源有限公司 | 一种长寿命高比能快充性能的锂电池 |
WO2022001428A1 (zh) * | 2020-06-29 | 2022-01-06 | 珠海冠宇电池股份有限公司 | 一种负极极片及含该负极极片的二次电池 |
CN112103509A (zh) * | 2020-08-20 | 2020-12-18 | 欣旺达电动汽车电池有限公司 | 正极集流体、正极片、锂离子电池及电池模组 |
CN112952098A (zh) * | 2021-02-25 | 2021-06-11 | 厦门大学 | 一种锂离子电池用低溶胀水性粘结剂及电极极片 |
Also Published As
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CN108011076B (zh) | 2020-08-28 |
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Effective date of registration: 20210907 Address after: 518000 1-2 Floor, Building A, Xinwangda Industrial Park, No. 18 Tangjianan Road, Gongming Street, Guangming New District, Shenzhen City, Guangdong Province Patentee after: SUNWODA ELECTRIC VEHICLE BATTERY Co.,Ltd. Address before: 518000, 1st floor, 2nd floor, A-B area, 2nd floor, D area-9th floor, Yihe Road, Shiyan Street, Baoan District, Shenzhen City, Guangdong Province Patentee before: SUNWODA ELECTRONICS Co.,Ltd. |
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CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 518107 1-2 Floor, Building A, Xinwangda Industrial Park, No. 18 Tangjianan Road, Gongming Street, Guangming New District, Shenzhen City, Guangdong Province Patentee after: Xinwangda Power Technology Co.,Ltd. Country or region after: China Address before: 518000 1-2 Floor, Building A, Xinwangda Industrial Park, No. 18 Tangjianan Road, Gongming Street, Guangming New District, Shenzhen City, Guangdong Province Patentee before: SUNWODA ELECTRIC VEHICLE BATTERY Co.,Ltd. Country or region before: China |