CN111106351A - 负极补锂添加剂及其制备方法 - Google Patents
负极补锂添加剂及其制备方法 Download PDFInfo
- Publication number
- CN111106351A CN111106351A CN201911393038.9A CN201911393038A CN111106351A CN 111106351 A CN111106351 A CN 111106351A CN 201911393038 A CN201911393038 A CN 201911393038A CN 111106351 A CN111106351 A CN 111106351A
- Authority
- CN
- China
- Prior art keywords
- lithium
- silicon
- negative electrode
- lithium silicate
- supplement additive
- 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
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 41
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 239000000654 additive Substances 0.000 title claims abstract description 29
- 230000000996 additive effect Effects 0.000 title claims abstract description 29
- 239000013589 supplement Substances 0.000 title claims abstract description 29
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 229910052912 lithium silicate Inorganic materials 0.000 claims abstract description 66
- 239000002131 composite material Substances 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 36
- ZVLDJSZFKQJMKD-UHFFFAOYSA-N [Li].[Si] Chemical compound [Li].[Si] ZVLDJSZFKQJMKD-UHFFFAOYSA-N 0.000 claims abstract description 35
- PAZHGORSDKKUPI-UHFFFAOYSA-N lithium metasilicate Chemical compound [Li+].[Li+].[O-][Si]([O-])=O PAZHGORSDKKUPI-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000005245 sintering Methods 0.000 claims abstract description 27
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 24
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000002245 particle Substances 0.000 claims abstract description 22
- 238000002156 mixing Methods 0.000 claims abstract description 21
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000011863 silicon-based powder Substances 0.000 claims abstract description 12
- 238000001354 calcination Methods 0.000 claims abstract description 11
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 10
- 229910010272 inorganic material Inorganic materials 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 150000002484 inorganic compounds Chemical class 0.000 claims abstract description 8
- 238000000498 ball milling Methods 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 238000000713 high-energy ball milling Methods 0.000 claims abstract description 7
- 238000001513 hot isostatic pressing Methods 0.000 claims abstract description 7
- 239000007787 solid Substances 0.000 claims abstract description 7
- 238000000967 suction filtration Methods 0.000 claims abstract description 7
- 239000000725 suspension Substances 0.000 claims abstract description 7
- 239000000126 substance Substances 0.000 claims abstract description 6
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 claims description 18
- 229910052710 silicon Inorganic materials 0.000 claims description 13
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 12
- 239000010426 asphalt Substances 0.000 claims description 11
- 239000010703 silicon Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 9
- 239000000377 silicon dioxide Substances 0.000 claims description 7
- 239000011247 coating layer Substances 0.000 claims description 6
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 6
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 6
- 235000012239 silicon dioxide Nutrition 0.000 claims description 6
- 239000003208 petroleum Substances 0.000 claims description 4
- 239000003245 coal Substances 0.000 claims description 3
- 239000005543 nano-size silicon particle Substances 0.000 abstract description 7
- YTZVWGRNMGHDJE-UHFFFAOYSA-N tetralithium;silicate Chemical compound [Li+].[Li+].[Li+].[Li+].[O-][Si]([O-])([O-])[O-] YTZVWGRNMGHDJE-UHFFFAOYSA-N 0.000 abstract description 5
- 238000009776 industrial production Methods 0.000 abstract description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 229910001416 lithium ion Inorganic materials 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000009830 intercalation Methods 0.000 description 5
- 230000002687 intercalation Effects 0.000 description 5
- 239000010405 anode material Substances 0.000 description 4
- 239000010406 cathode material Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000004146 energy storage Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 239000007773 negative electrode material Substances 0.000 description 3
- 239000007790 solid phase Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052909 inorganic silicate Inorganic materials 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 238000006138 lithiation reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- 239000007784 solid electrolyte Substances 0.000 description 2
- 238000003746 solid phase reaction Methods 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011294 coal tar pitch Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000009831 deintercalation Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 230000005501 phase interface Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 239000011856 silicon-based particle Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 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
-
- 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
- H01M4/62—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
- 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
-
- 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
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911393038.9A CN111106351B (zh) | 2019-12-30 | 2019-12-30 | 负极补锂添加剂及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911393038.9A CN111106351B (zh) | 2019-12-30 | 2019-12-30 | 负极补锂添加剂及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111106351A true CN111106351A (zh) | 2020-05-05 |
CN111106351B CN111106351B (zh) | 2022-05-13 |
Family
ID=70423764
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911393038.9A Active CN111106351B (zh) | 2019-12-30 | 2019-12-30 | 负极补锂添加剂及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111106351B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112467122A (zh) * | 2020-12-03 | 2021-03-09 | 松山湖材料实验室 | 正硅酸锂复合材料及其制备方法和应用 |
CN113948688A (zh) * | 2021-09-30 | 2022-01-18 | 浙江锂宸新材料科技有限公司 | 一种改性预锂化硅氧复合材料及其制备方法和应用 |
CN114695868A (zh) * | 2020-12-31 | 2022-07-01 | 北京卫蓝新能源科技有限公司 | 一种硅基预锂化材料及其制备方法和应用 |
CN114744166A (zh) * | 2022-02-25 | 2022-07-12 | 深圳市翔丰华科技股份有限公司 | 预锂化硅氧复合材料的制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20100036478A (ko) * | 2008-09-30 | 2010-04-08 | 한국전기연구원 | 음극 활물질의 제조방법, 그 음극 활물질 및 이를 구비한 리튬이차전지 |
CN108269979A (zh) * | 2017-12-28 | 2018-07-10 | 合肥国轩高科动力能源有限公司 | 一种氧化亚硅/硅/偏硅酸锂复合负极材料及其制备方法 |
CN109786733A (zh) * | 2019-03-25 | 2019-05-21 | 中国科学院宁波材料技术与工程研究所 | 一种锂离子电池负极材料、其制备方法及锂离子电池 |
WO2019130787A1 (ja) * | 2017-12-28 | 2019-07-04 | パナソニックIpマネジメント株式会社 | 非水電解質二次電池用負極活物質 |
CN110100347A (zh) * | 2016-12-28 | 2019-08-06 | 松下知识产权经营株式会社 | 非水电解质二次电池 |
-
2019
- 2019-12-30 CN CN201911393038.9A patent/CN111106351B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20100036478A (ko) * | 2008-09-30 | 2010-04-08 | 한국전기연구원 | 음극 활물질의 제조방법, 그 음극 활물질 및 이를 구비한 리튬이차전지 |
CN110100347A (zh) * | 2016-12-28 | 2019-08-06 | 松下知识产权经营株式会社 | 非水电解质二次电池 |
CN108269979A (zh) * | 2017-12-28 | 2018-07-10 | 合肥国轩高科动力能源有限公司 | 一种氧化亚硅/硅/偏硅酸锂复合负极材料及其制备方法 |
WO2019130787A1 (ja) * | 2017-12-28 | 2019-07-04 | パナソニックIpマネジメント株式会社 | 非水電解質二次電池用負極活物質 |
CN109786733A (zh) * | 2019-03-25 | 2019-05-21 | 中国科学院宁波材料技术与工程研究所 | 一种锂离子电池负极材料、其制备方法及锂离子电池 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112467122A (zh) * | 2020-12-03 | 2021-03-09 | 松山湖材料实验室 | 正硅酸锂复合材料及其制备方法和应用 |
CN114695868A (zh) * | 2020-12-31 | 2022-07-01 | 北京卫蓝新能源科技有限公司 | 一种硅基预锂化材料及其制备方法和应用 |
CN113948688A (zh) * | 2021-09-30 | 2022-01-18 | 浙江锂宸新材料科技有限公司 | 一种改性预锂化硅氧复合材料及其制备方法和应用 |
CN114744166A (zh) * | 2022-02-25 | 2022-07-12 | 深圳市翔丰华科技股份有限公司 | 预锂化硅氧复合材料的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN111106351B (zh) | 2022-05-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111106351B (zh) | 负极补锂添加剂及其制备方法 | |
WO2021128603A1 (zh) | 一种用于锂离子电池负极的改性一氧化硅材料及其制备方法 | |
WO2021056981A1 (zh) | 一种锂电池硅基复合负极材料的制备方法 | |
US11876220B2 (en) | Silicon-based anode material for secondary battery and preparation method thereof, secondary battery | |
WO2020238658A1 (zh) | 一种硅氧化物/碳复合负极材料及其制备方法和锂离子电池 | |
CN112366301B (zh) | 一种锂离子电池用硅/硅氧化物/碳复合负极材料及其制备方法 | |
CN106784640B (zh) | 锂离子电池用硅基复合负极材料、其制备方法及包含该材料的锂离子电池负极 | |
CN101081696B (zh) | 锂离子动力电池用磷酸铁锂材料及其制备方法 | |
CN109817949B (zh) | 硅或其氧化物@二氧化钛@碳核壳结构复合颗粒及制备 | |
CN111048770B (zh) | 一种三元掺杂的硅基复合材料及其制备方法和应用 | |
JP2015106563A (ja) | SIOx系複合負極材料、製造方法及び電池 | |
CN101847714A (zh) | 锂离子电池用碳包覆核壳结构纳米合金负极材料的制备方法 | |
CN110718685A (zh) | 一种用于电极材料的硅氧颗粒及其制备方法和应用 | |
Liu et al. | Improvement of cycling stability of Si anode by mechanochemcial reduction and carbon coating | |
Xiao et al. | Research progress of nano-silicon-based materials and silicon-carbon composite anode materials for lithium-ion batteries | |
US20240105937A1 (en) | Preparation method of high-rate lithium iron phosphate positive electrode material | |
Dong et al. | Exploring the practical applications of silicon anodes: a review of silicon-based composites for lithium-ion batteries | |
CN101304088A (zh) | 球形锂离子电池硅/锡二元储锂母体复合负极材料的制备方法 | |
CN111244421A (zh) | 一种硅-石墨负极复合材料的制备方法、产品及其应用 | |
CN110550635A (zh) | 一种新型的碳包覆硅氧负极材料的制备方法 | |
Wang et al. | Recent progress on performance modulation and mechanism study of silicon-based anodes | |
CN114914414A (zh) | 一种锂离子电池硅/钛-铌氧化物复合负极材料的制备方法 | |
Liu | Recent progress of anode and cathode materials for lithium ion battery | |
WO2022151647A1 (zh) | 一种高容量高压实低反弹多孔球型碳负极材料及其制备方法 | |
CN107658457B (zh) | 一种熔盐电解用SiO2-Gc/C复合电极及其制备方法 |
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 | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220331 Address after: 214181 room 103, building 62, No. 1588, Zhonghui Avenue, Huishan District, Wuxi City, Jiangsu Province (Urban Railway Huishan station area) Applicant after: Wuxi zero one future new material Technology Research Institute Co.,Ltd. Address before: 518000 B901, building 1, Yinxing Zhijie phase II, No. 1301-76, sightseeing Road, Xinlan community, Guanlan street, Longhua District, Shenzhen, Guangdong Applicant before: Shenzhen Yanyi New Material Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220726 Address after: 518000 B901, building 1, Yinxing Zhijie phase II, No. 1301-76, sightseeing Road, Xinlan community, Guanlan street, Longhua District, Shenzhen, Guangdong Patentee after: Shenzhen Yanyi New Material Co.,Ltd. Address before: 214181 room 103, building 62, No. 1588, Zhonghui Avenue, Huishan District, Wuxi City, Jiangsu Province (Urban Railway Huishan station area) Patentee before: Wuxi zero one future new material Technology Research Institute Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221110 Address after: 214181 room 103, building 62, No. 1588, Zhonghui Avenue, Huishan District, Wuxi City, Jiangsu Province (Urban Railway Huishan station area) Patentee after: Wuxi zero one future new material Technology Research Institute Co.,Ltd. Address before: 518000 B901, building 1, Yinxing Zhijie phase II, No. 1301-76, sightseeing Road, Xinlan community, Guanlan street, Longhua District, Shenzhen, Guangdong Patentee before: Shenzhen Yanyi New Material Co.,Ltd. |
|
TR01 | Transfer of patent right |