WO2021238600A1 - 一种锂离子电池用硅碳负极材料及其制备方法 - Google Patents

一种锂离子电池用硅碳负极材料及其制备方法 Download PDF

Info

Publication number
WO2021238600A1
WO2021238600A1 PCT/CN2021/091977 CN2021091977W WO2021238600A1 WO 2021238600 A1 WO2021238600 A1 WO 2021238600A1 CN 2021091977 W CN2021091977 W CN 2021091977W WO 2021238600 A1 WO2021238600 A1 WO 2021238600A1
Authority
WO
WIPO (PCT)
Prior art keywords
silicon
negative electrode
electrode material
carbon negative
lithium ion
Prior art date
Application number
PCT/CN2021/091977
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
宋宏芳
赵东辉
周鹏伟
Original Assignee
深圳市翔丰华科技股份有限公司
福建翔丰华新能源材料有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 深圳市翔丰华科技股份有限公司, 福建翔丰华新能源材料有限公司 filed Critical 深圳市翔丰华科技股份有限公司
Priority to KR1020227013148A priority Critical patent/KR20220104684A/ko
Publication of WO2021238600A1 publication Critical patent/WO2021238600A1/zh

Links

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
    • H01M4/36—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
    • 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • 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
    • H01M4/628—Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
    • 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
    • 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
PCT/CN2021/091977 2020-05-26 2021-05-07 一种锂离子电池用硅碳负极材料及其制备方法 WO2021238600A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020227013148A KR20220104684A (ko) 2020-05-26 2021-05-07 리튬 이온 전지용 실리콘-탄소 음극재 및 그 제조 방법

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010456796.7 2020-05-26
CN202010456796.7A CN111725504B (zh) 2020-05-26 2020-05-26 一种锂离子电池用硅碳负极材料及其制备方法

Publications (1)

Publication Number Publication Date
WO2021238600A1 true WO2021238600A1 (zh) 2021-12-02

Family

ID=72565175

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2021/091977 WO2021238600A1 (zh) 2020-05-26 2021-05-07 一种锂离子电池用硅碳负极材料及其制备方法

Country Status (3)

Country Link
KR (1) KR20220104684A (ko)
CN (1) CN111725504B (ko)
WO (1) WO2021238600A1 (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN117174836A (zh) * 2023-11-03 2023-12-05 陕西晶泰新能源科技有限公司 一种锂离子电池氧化亚硅负极的预镁化中间缓冲层

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111725504B (zh) * 2020-05-26 2021-10-29 深圳市翔丰华科技股份有限公司 一种锂离子电池用硅碳负极材料及其制备方法
CN112290006A (zh) * 2020-11-23 2021-01-29 山东硅纳新材料科技有限公司 一种简单高效的硅碳负极材料制备方法
CN114436238B (zh) * 2021-12-28 2023-07-18 深圳市翔丰华科技股份有限公司 锂离子电池用低膨胀硅碳负极材料的制备方法
CN114538432B (zh) * 2022-02-09 2024-01-09 上海杉杉新材料有限公司 石墨负极材料、其前驱体、其生料前驱体及其制备方法和应用

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103855369A (zh) * 2012-12-05 2014-06-11 上海杉杉科技有限公司 一种锂电池负极材料及其制备方法
US20170342578A1 (en) * 2014-11-11 2017-11-30 William Marsh Rice University A new class of electrocatalysts
CN107785560A (zh) * 2017-11-15 2018-03-09 国联汽车动力电池研究院有限责任公司 一种高性能硅碳负极材料及其制备方法
CN108682830A (zh) * 2018-06-11 2018-10-19 清华大学深圳研究生院 一种锂离子电池硅碳复合负极材料及其制备方法
CN108963208A (zh) * 2018-06-22 2018-12-07 清华大学深圳研究生院 一种硅碳负极材料的制备方法及锂离子电池
CN111725504A (zh) * 2020-05-26 2020-09-29 深圳市翔丰华科技股份有限公司 一种锂离子电池用硅碳负极材料及其制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103633307B (zh) * 2013-12-20 2015-06-17 大连宏光锂业股份有限公司 一种锂离子电池硅碳复合负极材料生产方法
CN106257716B (zh) * 2016-08-30 2019-01-11 浙江超威创元实业有限公司 一种硅碳复合负极材料的制备方法及锂离子电池
CN106784833A (zh) * 2016-12-26 2017-05-31 国联汽车动力电池研究院有限责任公司 硅碳负极材料及其制备方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103855369A (zh) * 2012-12-05 2014-06-11 上海杉杉科技有限公司 一种锂电池负极材料及其制备方法
US20170342578A1 (en) * 2014-11-11 2017-11-30 William Marsh Rice University A new class of electrocatalysts
CN107785560A (zh) * 2017-11-15 2018-03-09 国联汽车动力电池研究院有限责任公司 一种高性能硅碳负极材料及其制备方法
CN108682830A (zh) * 2018-06-11 2018-10-19 清华大学深圳研究生院 一种锂离子电池硅碳复合负极材料及其制备方法
CN108963208A (zh) * 2018-06-22 2018-12-07 清华大学深圳研究生院 一种硅碳负极材料的制备方法及锂离子电池
CN111725504A (zh) * 2020-05-26 2020-09-29 深圳市翔丰华科技股份有限公司 一种锂离子电池用硅碳负极材料及其制备方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN117174836A (zh) * 2023-11-03 2023-12-05 陕西晶泰新能源科技有限公司 一种锂离子电池氧化亚硅负极的预镁化中间缓冲层

Also Published As

Publication number Publication date
KR20220104684A (ko) 2022-07-26
CN111725504A (zh) 2020-09-29
CN111725504B (zh) 2021-10-29

Similar Documents

Publication Publication Date Title
CN107785560B (zh) 一种高性能硅碳负极材料及其制备方法
WO2021056981A1 (zh) 一种锂电池硅基复合负极材料的制备方法
WO2021238600A1 (zh) 一种锂离子电池用硅碳负极材料及其制备方法
WO2022121136A1 (zh) 一种高倍率锂离子电池人造石墨负极材料及其制备方法
CN106711461A (zh) 一种球形多孔硅碳复合材料及其制备方法与用途
CN107845797B (zh) 一种锂离子电池用纳米硅碳复合负极材料及其制备方法
CN110620224A (zh) 用于锂电池的负极材料及其制备方法和锂电池
CN106784741B (zh) 一种碳硅复合材料、其制备方法及包含该复合材料的锂离子电池
CN114447325B (zh) 多孔碳材料、其制备方法、负极和锂金属电池
CN108448080A (zh) 一种石墨烯包覆硅/金属复合负极材料及其制备方法
WO2022021933A1 (zh) 非水电解质二次电池用负极材料及其制备方法
CN108682787B (zh) 一种锂离子电池极片及其制备方法
CN113193183B (zh) 一种高振实密度双碳层硅碳复合材料及其制备方法
CN108682830B (zh) 一种锂离子电池硅碳复合负极材料及其制备方法
KR20220083974A (ko) 자가충진 코팅 실리콘 기반 복합 재료 및 그 제조 방법 및 응용
CN115332523B (zh) 以高分子凝胶为基体衍生的硅碳负极材料及其制备方法
CN111430691B (zh) 一种锂离子电池硅基负极材料及其制备方法
WO2023173772A1 (zh) 硬碳负极材料的制备方法和应用
CN108807903B (zh) 一种锂电池用复合修饰锂电池负极材料的制备方法
CN114497508A (zh) 一种功率型人造石墨复合材料及其制备方法
CN113644243A (zh) 氮掺杂中空结构石墨微球、复合负极材料及其制备方法
CN113471405A (zh) 预锂化负极、其制备方法和含预锂化负极的锂离子电池和超级电容器
CN110895999A (zh) 一种多孔石墨烯增强的超级电容器及其制备方法
CN108878823B (zh) 一种金属橄榄石包覆纳米硅的制备方法
CN111725507B (zh) 一种锂离子电池用高压实硅碳负极材料及其制备方法

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 21813706

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT 1205A DATED 17/04/2023)

122 Ep: pct application non-entry in european phase

Ref document number: 21813706

Country of ref document: EP

Kind code of ref document: A1