CN108054366B - 一种锂离子电池负极材料及其制备方法 - Google Patents
一种锂离子电池负极材料及其制备方法 Download PDFInfo
- Publication number
- CN108054366B CN108054366B CN201711318537.2A CN201711318537A CN108054366B CN 108054366 B CN108054366 B CN 108054366B CN 201711318537 A CN201711318537 A CN 201711318537A CN 108054366 B CN108054366 B CN 108054366B
- Authority
- CN
- China
- Prior art keywords
- sio
- metal
- compound
- acid
- lithium ion
- 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
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
- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates 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
-
- 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
- H01M4/131—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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/386—Silicon or alloys based on silicon
-
- 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
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/483—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides for non-aqueous cells
-
- 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
- H01M4/624—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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
-
- 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
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
-
- 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
- H01M2004/027—Negative electrodes
-
- 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
- H01M4/366—Composites as layered products
-
- 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 (29)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110729675.XA CN113437274A (zh) | 2017-12-12 | 2017-12-12 | 一种锂离子电池负极材料及其制备方法 |
CN201711318537.2A CN108054366B (zh) | 2017-12-12 | 2017-12-12 | 一种锂离子电池负极材料及其制备方法 |
KR1020207006458A KR102402341B1 (ko) | 2017-12-12 | 2018-11-29 | 리튬이온전지 음극소재 및 그의 제조방법 |
JP2019544907A JP6942192B2 (ja) | 2017-12-12 | 2018-11-29 | リチウムイオン二次電池用負極材料及びその製造方法 |
PCT/CN2018/118101 WO2019114555A1 (zh) | 2017-12-12 | 2018-11-29 | 一种锂离子电池负极材料及其制备方法 |
KR1020227016060A KR20220070044A (ko) | 2017-12-12 | 2018-11-29 | 리튬이온전지 음극소재 및 그의 제조방법 |
EP18887516.5A EP3726628A4 (en) | 2017-12-12 | 2018-11-29 | NEGATIVE ELECTRODE MATERIAL FOR LITHIUM-ION BATTERY AND ITS PREPARATION PROCESS |
US16/760,550 US20210226202A1 (en) | 2017-12-12 | 2018-11-29 | Lithium ion battery negative electrode material and preparation method therefor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711318537.2A CN108054366B (zh) | 2017-12-12 | 2017-12-12 | 一种锂离子电池负极材料及其制备方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110729675.XA Division CN113437274A (zh) | 2017-12-12 | 2017-12-12 | 一种锂离子电池负极材料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108054366A CN108054366A (zh) | 2018-05-18 |
CN108054366B true CN108054366B (zh) | 2021-07-23 |
Family
ID=62124219
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110729675.XA Pending CN113437274A (zh) | 2017-12-12 | 2017-12-12 | 一种锂离子电池负极材料及其制备方法 |
CN201711318537.2A Active CN108054366B (zh) | 2017-12-12 | 2017-12-12 | 一种锂离子电池负极材料及其制备方法 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110729675.XA Pending CN113437274A (zh) | 2017-12-12 | 2017-12-12 | 一种锂离子电池负极材料及其制备方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20210226202A1 (zh) |
EP (1) | EP3726628A4 (zh) |
JP (1) | JP6942192B2 (zh) |
KR (2) | KR20220070044A (zh) |
CN (2) | CN113437274A (zh) |
WO (1) | WO2019114555A1 (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113437274A (zh) * | 2017-12-12 | 2021-09-24 | 贝特瑞新材料集团股份有限公司 | 一种锂离子电池负极材料及其制备方法 |
CN109686941B (zh) * | 2018-12-21 | 2022-02-01 | 安徽工业大学 | 一种制备锂离子动力电池用硅碳负极材料的方法 |
CN109742374A (zh) * | 2019-01-15 | 2019-05-10 | 湖南中科星城石墨有限公司 | 一种高性能硅碳-石墨负极材料的制备方法 |
CN112299429B (zh) * | 2019-07-29 | 2022-06-10 | 宁德时代新能源科技股份有限公司 | 一种硅氧化合物及使用它的二次电池 |
CN112751027A (zh) * | 2019-10-30 | 2021-05-04 | 贝特瑞新材料集团股份有限公司 | 一种负极材料及其制备方法和锂离子电池 |
CN112952054B (zh) * | 2019-12-11 | 2023-05-30 | 新疆硅基新材料创新中心有限公司 | 一种硅基负极材料及制备方法、负极、锂离子电池 |
US20230108811A1 (en) * | 2020-02-21 | 2023-04-06 | Umicore | A powder for use in the negative electrode of a battery, a method for preparing such a powder and a battery comprising such a powder |
KR102487984B1 (ko) * | 2020-04-10 | 2023-01-13 | 영남대학교 산학협력단 | 급속 충전을 위한 리튬이온 이차전지의 음극 및 음극 제조방법 |
CN112289993B (zh) * | 2020-10-26 | 2022-03-11 | 合肥国轩高科动力能源有限公司 | 一种碳包覆核壳结构氧化亚硅/硅复合材料及其制备方法 |
CN112259708B (zh) * | 2020-10-28 | 2021-05-07 | 成都新柯力化工科技有限公司 | 一种多层核壳结构氧化亚硅锂电池负极的制备方法 |
KR102342309B1 (ko) * | 2020-10-30 | 2021-12-24 | 주식회사 테라테크노스 | 이차전지용 음극재 |
CN114373915B (zh) * | 2022-01-12 | 2024-02-02 | 万华化学集团股份有限公司 | 一种氧化亚硅负极材料及其制备方法 |
CN114614000B (zh) * | 2022-04-12 | 2023-08-18 | 浙江极氪智能科技有限公司 | 一种负极活性物质、电池用负极及电池 |
CN116565170A (zh) * | 2023-05-26 | 2023-08-08 | 广东凯金新能源科技股份有限公司 | 硅基负极材料及其制备方法、及二次电池 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103608952A (zh) * | 2011-06-24 | 2014-02-26 | 丰田自动车株式会社 | 负电极活性材料及用于制备负电极活性材料的方法 |
CN104701509A (zh) * | 2013-12-06 | 2015-06-10 | 奇瑞汽车股份有限公司 | 锂离子电池负极材料及其制备方法、锂离子电池 |
CN106356508A (zh) * | 2016-09-29 | 2017-01-25 | 深圳市贝特瑞新能源材料股份有限公司 | 一种复合物、其制备方法及采用该复合物制备的负极和锂离子电池 |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3562398B2 (ja) * | 1998-09-08 | 2004-09-08 | 松下電器産業株式会社 | 非水電解質二次電池用負極材料の製造方法と二次電池 |
KR100570617B1 (ko) * | 2004-02-25 | 2006-04-12 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 음극 활물질, 그의 제조 방법 및 그를포함하는 리튬 이차 전지 |
CN1913200B (zh) * | 2006-08-22 | 2010-05-26 | 深圳市贝特瑞电子材料有限公司 | 锂离子电池硅碳复合负极材料及其制备方法 |
JP5369708B2 (ja) * | 2009-01-26 | 2013-12-18 | 旭硝子株式会社 | 二次電池用負極材料およびその製造方法 |
JP5374705B2 (ja) * | 2009-09-02 | 2013-12-25 | 株式会社大阪チタニウムテクノロジーズ | SiOxの製造方法 |
JP5406799B2 (ja) * | 2010-07-29 | 2014-02-05 | 信越化学工業株式会社 | 非水電解質二次電池用負極材とその製造方法及びリチウムイオン二次電池 |
WO2014065418A1 (ja) * | 2012-10-26 | 2014-05-01 | 日立化成株式会社 | リチウムイオン二次電池用負極材料、リチウムイオン二次電池用負極及びリチウムイオン二次電池 |
KR101591571B1 (ko) * | 2012-10-31 | 2016-02-03 | 주식회사 엘지화학 | 다공성 복합체 및 이의 제조방법 |
CN103151503B (zh) * | 2012-12-10 | 2015-06-03 | 昆明理工大学 | 一种锂离子电池硅基复合负极材料及其制备方法 |
CN103022446B (zh) * | 2012-12-19 | 2015-10-07 | 深圳市贝特瑞新能源材料股份有限公司 | 一种锂离子电池硅氧化物/碳负极材料及其制备方法 |
US9705128B2 (en) * | 2012-12-20 | 2017-07-11 | Umicore | Negative electrode material for a rechargeable battery and method for producing the same |
JP6133493B2 (ja) * | 2013-04-27 | 2017-05-24 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツングRobert Bosch Gmbh | SiOx/Si/C複合材料及びその製造方法及び該複合材料を含むリチウムイオン電池用負極 |
CN103258992B (zh) | 2013-04-28 | 2016-02-24 | 浙江大学 | 一种首次库仑效率高的锂离子电池负极材料的制备方法 |
JP6107946B2 (ja) | 2013-05-23 | 2017-04-05 | 信越化学工業株式会社 | 非水電解質二次電池用負極材及び二次電池 |
CN104425806B (zh) * | 2013-09-11 | 2017-10-20 | 奇瑞汽车股份有限公司 | 一种锂离子电池负极材料及其制备方法、锂离子电池 |
CN103682279B (zh) * | 2013-12-27 | 2016-01-27 | 浙江大学 | 一种硅基复合锂离子电池负极材料及其制备方法和应用 |
JP6181590B2 (ja) * | 2014-04-02 | 2017-08-16 | 信越化学工業株式会社 | 非水電解質二次電池用負極及び非水電解質二次電池 |
RU2656241C1 (ru) * | 2014-05-29 | 2018-06-04 | Кабусики Кайся Тойота Дзидосокки | Кремниевый материал и отрицательный электрод вторичной батареи |
CN104638237B (zh) * | 2015-01-20 | 2018-03-13 | 深圳市贝特瑞新能源材料股份有限公司 | 一种锂离子电池氧化亚硅复合材料、制备方法及其用途 |
KR101586816B1 (ko) | 2015-06-15 | 2016-01-20 | 대주전자재료 주식회사 | 비수전해질 이차전지용 음극재, 이의 제조방법, 및 이를 포함하는 비수전해질 이차전지 |
CN105261734B (zh) * | 2015-09-09 | 2018-01-09 | 深圳市贝特瑞新能源材料股份有限公司 | 一种锂离子电池用复合负极材料、制备方法及其应用 |
KR101971498B1 (ko) * | 2015-09-24 | 2019-04-23 | 주식회사 엘지화학 | 리튬 이차전지용 음극활물질 및 그 제조방법 |
KR102237949B1 (ko) * | 2015-12-11 | 2021-04-08 | 주식회사 엘지화학 | 음극 활물질 입자 및 이의 제조방법 |
JP6869706B2 (ja) * | 2015-12-11 | 2021-05-12 | 株式会社半導体エネルギー研究所 | 蓄電装置用負極、蓄電装置、および電気機器 |
CN105633368A (zh) * | 2015-12-31 | 2016-06-01 | 深圳市贝特瑞新能源材料股份有限公司 | 一种锂离子电池负极材料及其制备方法 |
JP6995488B2 (ja) | 2016-04-21 | 2022-02-04 | 信越化学工業株式会社 | 負極活物質、混合負極活物質材料、及び負極活物質の製造方法 |
CN105789594B (zh) * | 2016-04-25 | 2018-03-02 | 中国科学院化学研究所 | 一种硅/氧化硅/碳复合材料及其制备方法和应用 |
CN106159229B (zh) * | 2016-07-28 | 2020-01-24 | 深圳市贝特瑞新能源材料股份有限公司 | 硅基复合材料、制备方法及包含该复合材料的锂离子电池 |
CN113437274A (zh) * | 2017-12-12 | 2021-09-24 | 贝特瑞新材料集团股份有限公司 | 一种锂离子电池负极材料及其制备方法 |
KR102259858B1 (ko) | 2019-11-07 | 2021-06-01 | 전남대학교산학협력단 | 하중강화형 조립식 포장상자 및 그 조립방법 |
-
2017
- 2017-12-12 CN CN202110729675.XA patent/CN113437274A/zh active Pending
- 2017-12-12 CN CN201711318537.2A patent/CN108054366B/zh active Active
-
2018
- 2018-11-29 WO PCT/CN2018/118101 patent/WO2019114555A1/zh unknown
- 2018-11-29 US US16/760,550 patent/US20210226202A1/en active Pending
- 2018-11-29 JP JP2019544907A patent/JP6942192B2/ja active Active
- 2018-11-29 KR KR1020227016060A patent/KR20220070044A/ko not_active Application Discontinuation
- 2018-11-29 EP EP18887516.5A patent/EP3726628A4/en active Pending
- 2018-11-29 KR KR1020207006458A patent/KR102402341B1/ko active IP Right Review Request
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103608952A (zh) * | 2011-06-24 | 2014-02-26 | 丰田自动车株式会社 | 负电极活性材料及用于制备负电极活性材料的方法 |
CN104701509A (zh) * | 2013-12-06 | 2015-06-10 | 奇瑞汽车股份有限公司 | 锂离子电池负极材料及其制备方法、锂离子电池 |
CN106356508A (zh) * | 2016-09-29 | 2017-01-25 | 深圳市贝特瑞新能源材料股份有限公司 | 一种复合物、其制备方法及采用该复合物制备的负极和锂离子电池 |
Also Published As
Publication number | Publication date |
---|---|
CN113437274A (zh) | 2021-09-24 |
JP6942192B2 (ja) | 2021-09-29 |
KR20220070044A (ko) | 2022-05-27 |
JP2020507906A (ja) | 2020-03-12 |
WO2019114555A1 (zh) | 2019-06-20 |
KR102402341B1 (ko) | 2022-05-26 |
US20210226202A1 (en) | 2021-07-22 |
EP3726628A1 (en) | 2020-10-21 |
EP3726628A4 (en) | 2021-09-08 |
KR20200038965A (ko) | 2020-04-14 |
CN108054366A (zh) | 2018-05-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108054366B (zh) | 一种锂离子电池负极材料及其制备方法 | |
CN107507972B (zh) | 硅碳负极材料的制备方法、硅碳负极材料以及锂离子电池 | |
CN108199030B (zh) | 锂离子二次电池多孔硅/石墨/碳复合负极材料的制备方法 | |
EP3496189A1 (en) | Compound, preparation method therefore, and use in lithium ion secondary battery | |
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 | |
CN111446431B (zh) | 一种氧转移反应增强锂离子电池硅氧碳负极材料的界面接触的方法 | |
CN102237512B (zh) | 一种负极材料及其制备方法 | |
CN111816859A (zh) | 硅基负极材料、其制备方法及锂离子二次电池 | |
CN110021747B (zh) | 一种以酸洗铁红为原料制备磷酸铁锂正极材料的方法 | |
CN108539173A (zh) | 一种石墨烯包覆硅复合材料的制备方法 | |
KR20230139367A (ko) | 페로보론 합금 코팅 리튬인산철의 제조 방법 | |
JP2024510061A (ja) | チタンとジルコニウムを共ドープした炭素被覆リン酸鉄リチウム材料及びその製造方法と応用 | |
CN113690429A (zh) | 碳包覆石墨烯/金属氧化物复合材料及其制备方法 | |
CN114597375A (zh) | 锂离子电池的硅基负极复合材料、制备方法及锂离子电池 | |
CN103474653A (zh) | 一种磷酸亚铁锂的制备方法 | |
CN114566727A (zh) | 一种磷酸铁锂正极材料火法直接修复再生的改性方法 | |
CN115818647B (zh) | 一种多孔碳负载纳米硅材料及其制备方法和应用 | |
KR20150078068A (ko) | 리튬 이차전지용 음극 활물질의 제조방법 및 리튬 이차전지 | |
CN108470901B (zh) | 一种碳纳米管锰酸锂纳米复合材料及制备方法与应用 | |
CN114050263B (zh) | 负极材料及其制备方法和应用 | |
CN110690442A (zh) | 一种有序介孔金属氧化物@碳锂离子电池负极材料的制备方法 | |
CN115148987A (zh) | 一种超高镍三元正极材料及其制备方法和应用 | |
CN107394130A (zh) | 一种三维多孔石墨烯改性的lfp粉体的制备方法 | |
CN108878823B (zh) | 一种金属橄榄石包覆纳米硅的制备方法 | |
CN111392766B (zh) | 一种制备纳米钛酸锂/石墨烯多孔复合电极材料的方法 |
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 | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 518106 Gongming City, Guangdong province Guangming New District Office of the West community high and New Technology Industrial Park, building eighth, Applicant after: Beitrei New Materials Group Co.,Ltd. Address before: 518106 Gongming City, Guangdong province Guangming New District Office of the West community high and New Technology Industrial Park, building eighth, Applicant before: Shenzhen BTR New Energy Materials Inc. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220624 Address after: 516200 high temperature calcination workshop in huyangkeng section of Huangdong village, Zhenlong Town, Huiyang District, Huizhou City, Guangdong Province (in the factory of the company) Patentee after: HUIZHOU BTR NEW MATERIAL TECHNOLOGY Co.,Ltd. Address before: 518106 Guangdong Shenzhen Guangming New District Gongming office, saitan community high tech Industrial Park eighth Patentee before: Beitrei New Materials Group Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221024 Address after: 518106 buildings 1, 2, 3, 4, 5, 6, 7 A, 7 B, 8, high tech Industrial Park, Xitian community, Gongming office, Guangming New District, Shenzhen City, Guangdong Province Patentee after: Beitrei New Materials Group Co.,Ltd. Address before: 516200 high temperature calcination workshop in huyangkeng section of Huangdong village, Zhenlong Town, Huiyang District, Huizhou City, Guangdong Province (in the factory of the company) Patentee before: HUIZHOU BTR NEW MATERIAL TECHNOLOGY Co.,Ltd. |