CN105958072A - 一种天然鳞片石墨基负极材料的制备方法 - Google Patents
一种天然鳞片石墨基负极材料的制备方法 Download PDFInfo
- Publication number
- CN105958072A CN105958072A CN201610441099.8A CN201610441099A CN105958072A CN 105958072 A CN105958072 A CN 105958072A CN 201610441099 A CN201610441099 A CN 201610441099A CN 105958072 A CN105958072 A CN 105958072A
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- Prior art keywords
- graphite
- natural flake
- flake graphite
- carbonization
- carrying
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Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 113
- 239000010439 graphite Substances 0.000 title claims abstract description 82
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 82
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 239000007773 negative electrode material Substances 0.000 title abstract 4
- 238000000034 method Methods 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 28
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000006253 pitch coke Substances 0.000 claims abstract description 22
- 239000005011 phenolic resin Substances 0.000 claims abstract description 19
- 238000002156 mixing Methods 0.000 claims abstract description 17
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 13
- 229920001568 phenolic resin Polymers 0.000 claims abstract description 13
- 230000004224 protection Effects 0.000 claims abstract description 13
- 229940008099 dimethicone Drugs 0.000 claims abstract description 12
- 239000004205 dimethyl polysiloxane Substances 0.000 claims abstract description 12
- 235000013870 dimethyl polysiloxane Nutrition 0.000 claims abstract description 12
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims abstract description 12
- 238000009656 pre-carbonization Methods 0.000 claims abstract description 12
- 238000003763 carbonization Methods 0.000 claims abstract description 10
- 238000012545 processing Methods 0.000 claims abstract description 8
- 239000000843 powder Substances 0.000 claims abstract description 7
- 238000007493 shaping process Methods 0.000 claims abstract description 6
- 239000002904 solvent Substances 0.000 claims abstract description 6
- 238000001704 evaporation Methods 0.000 claims abstract description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 27
- 238000010298 pulverizing process Methods 0.000 claims description 14
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 12
- 239000002585 base Substances 0.000 claims description 11
- 238000000227 grinding Methods 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- 239000000571 coke Substances 0.000 claims description 8
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 5
- 239000007800 oxidant agent Substances 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 230000008595 infiltration Effects 0.000 claims description 2
- 238000001764 infiltration Methods 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 238000001035 drying Methods 0.000 abstract 1
- 238000007873 sieving Methods 0.000 abstract 1
- 239000008187 granular material Substances 0.000 description 12
- RSWGJHLUYNHPMX-ONCXSQPRSA-N abietic acid Chemical compound C([C@@H]12)CC(C(C)C)=CC1=CC[C@@H]1[C@]2(C)CCC[C@@]1(C)C(O)=O RSWGJHLUYNHPMX-ONCXSQPRSA-N 0.000 description 9
- 238000005253 cladding Methods 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 239000010426 asphalt Substances 0.000 description 7
- 239000013078 crystal Substances 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 239000010406 cathode material Substances 0.000 description 4
- 239000011295 pitch Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 238000004898 kneading Methods 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- AQLJVWUFPCUVLO-UHFFFAOYSA-N urea hydrogen peroxide Chemical compound OO.NC(N)=O AQLJVWUFPCUVLO-UHFFFAOYSA-N 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 2
- 229910003481 amorphous carbon Inorganic materials 0.000 description 2
- 239000011294 coal tar pitch Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000005213 imbibition Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011331 needle coke Substances 0.000 description 2
- -1 peroxide compound Chemical class 0.000 description 2
- 239000002006 petroleum coke Substances 0.000 description 2
- 239000004342 Benzoyl peroxide Substances 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000005899 aromatization reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 229910021397 glassy carbon Inorganic materials 0.000 description 1
- 238000005087 graphitization Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000000138 intercalating agent Substances 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 230000002687 intercalation Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000011148 porous material Chemical group 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 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
- H01M4/36—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
-
- 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
-
- 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)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN201610441099.8A CN105958072B (zh) | 2016-06-20 | 2016-06-20 | 一种天然鳞片石墨基负极材料的制备方法 |
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CN201610441099.8A CN105958072B (zh) | 2016-06-20 | 2016-06-20 | 一种天然鳞片石墨基负极材料的制备方法 |
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CN105958072A true CN105958072A (zh) | 2016-09-21 |
CN105958072B CN105958072B (zh) | 2019-02-05 |
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CN201610441099.8A Active CN105958072B (zh) | 2016-06-20 | 2016-06-20 | 一种天然鳞片石墨基负极材料的制备方法 |
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Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106848316A (zh) * | 2017-03-17 | 2017-06-13 | 雅安乾润锂电池材料有限公司 | 一种高循环高容量石墨负极材料的制备方法 |
CN107403917A (zh) * | 2017-07-25 | 2017-11-28 | 中南钻石有限公司 | 一种沥青浆料的制备及使用该浆料制备石墨负极的方法 |
CN108258242A (zh) * | 2016-12-28 | 2018-07-06 | 上海宝钢化工有限公司 | 一种高性能人造石墨类负极材料前驱体的制备方法 |
CN108808005A (zh) * | 2018-08-16 | 2018-11-13 | 河北零点新能源科技有限公司 | 一种利用煅烧混合物制备锂电池负极材料添加剂的方法 |
CN109638260A (zh) * | 2018-12-19 | 2019-04-16 | 中国科学院山西煤炭化学研究所 | 一种炭包覆石墨负极材料的制备方法 |
CN112456482A (zh) * | 2020-11-26 | 2021-03-09 | 同济大学 | 一种锂离子电池负极材料包覆改性方法 |
CN112670461A (zh) * | 2019-12-31 | 2021-04-16 | 宁波杉杉新材料科技有限公司 | 一种天然石墨炭包覆负极材料及其制备方法、锂离子电池 |
CN113410449A (zh) * | 2021-06-25 | 2021-09-17 | 广东凯金新能源科技股份有限公司 | 一种多相可调控碳包覆的新型人造石墨负极材料及其制备方法 |
CN113422024A (zh) * | 2021-06-25 | 2021-09-21 | 洛阳月星新能源科技有限公司 | 一种高压实密度复合负极石墨材料的制备方法 |
CN114050238A (zh) * | 2021-10-25 | 2022-02-15 | 上海杉杉科技有限公司 | 复合石墨包覆品、石墨复合材料及其制备方法、应用 |
CN114702032A (zh) * | 2022-04-16 | 2022-07-05 | 凯盛石墨碳材料有限公司 | 一种锂离子电池负极材料的制备方法 |
EP4151594A4 (en) * | 2020-06-03 | 2024-10-02 | Young Woon Jeong | NEW PROCESS FOR THE PRODUCTION OF ROUGH SPHERICAL GRAPHITE |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20220169515A1 (en) * | 2019-03-29 | 2022-06-02 | Nippon Steel Chemical & Material Co., Ltd. | Method for manufacturing high-density artificial graphite electrode |
RU2769049C1 (ru) * | 2021-09-13 | 2022-03-28 | Общество с ограниченной ответственностью «Транзитсервисресурс» (ООО «Транзитсервисресурс») | Применение нефтяного кокса в качестве модификатора битума |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040227264A1 (en) * | 2003-05-16 | 2004-11-18 | Caisong Zou | Methods for fabricating improved graphite granules |
CN1913200A (zh) * | 2006-08-22 | 2007-02-14 | 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 |
CN102255077A (zh) * | 2010-05-21 | 2011-11-23 | 深圳市比克电池有限公司 | 锂离子电池负极材料及制备方法 |
-
2016
- 2016-06-20 CN CN201610441099.8A patent/CN105958072B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040227264A1 (en) * | 2003-05-16 | 2004-11-18 | Caisong Zou | Methods for fabricating improved graphite granules |
CN1913200A (zh) * | 2006-08-22 | 2007-02-14 | 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 |
CN102255077A (zh) * | 2010-05-21 | 2011-11-23 | 深圳市比克电池有限公司 | 锂离子电池负极材料及制备方法 |
Cited By (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108258242A (zh) * | 2016-12-28 | 2018-07-06 | 上海宝钢化工有限公司 | 一种高性能人造石墨类负极材料前驱体的制备方法 |
CN108258242B (zh) * | 2016-12-28 | 2020-11-10 | 宝武炭材料科技有限公司 | 一种高性能人造石墨类负极材料前驱体的制备方法 |
CN106848316A (zh) * | 2017-03-17 | 2017-06-13 | 雅安乾润锂电池材料有限公司 | 一种高循环高容量石墨负极材料的制备方法 |
CN107403917A (zh) * | 2017-07-25 | 2017-11-28 | 中南钻石有限公司 | 一种沥青浆料的制备及使用该浆料制备石墨负极的方法 |
CN108808005B (zh) * | 2018-08-16 | 2020-11-27 | 河北零点新能源科技有限公司 | 利用煅烧一种混合物制备锂电池负极添加剂并制备负极的方法 |
CN108808005A (zh) * | 2018-08-16 | 2018-11-13 | 河北零点新能源科技有限公司 | 一种利用煅烧混合物制备锂电池负极材料添加剂的方法 |
CN109638260B (zh) * | 2018-12-19 | 2022-10-25 | 中国科学院山西煤炭化学研究所 | 一种炭包覆石墨负极材料的制备方法 |
CN109638260A (zh) * | 2018-12-19 | 2019-04-16 | 中国科学院山西煤炭化学研究所 | 一种炭包覆石墨负极材料的制备方法 |
CN112670461A (zh) * | 2019-12-31 | 2021-04-16 | 宁波杉杉新材料科技有限公司 | 一种天然石墨炭包覆负极材料及其制备方法、锂离子电池 |
CN112670461B (zh) * | 2019-12-31 | 2022-11-29 | 宁波杉杉新材料科技有限公司 | 一种天然石墨炭包覆负极材料及其制备方法、锂离子电池 |
EP4151594A4 (en) * | 2020-06-03 | 2024-10-02 | Young Woon Jeong | NEW PROCESS FOR THE PRODUCTION OF ROUGH SPHERICAL GRAPHITE |
CN112456482B (zh) * | 2020-11-26 | 2022-09-06 | 同济大学 | 一种锂离子电池负极材料包覆改性方法 |
CN112456482A (zh) * | 2020-11-26 | 2021-03-09 | 同济大学 | 一种锂离子电池负极材料包覆改性方法 |
CN113422024A (zh) * | 2021-06-25 | 2021-09-21 | 洛阳月星新能源科技有限公司 | 一种高压实密度复合负极石墨材料的制备方法 |
CN113410449B (zh) * | 2021-06-25 | 2022-08-02 | 广东凯金新能源科技股份有限公司 | 一种多相可调控碳包覆的人造石墨负极材料及其制备方法 |
CN113422024B (zh) * | 2021-06-25 | 2023-03-10 | 洛阳月星新能源科技有限公司 | 一种高压实密度复合负极石墨材料的制备方法 |
CN113410449A (zh) * | 2021-06-25 | 2021-09-17 | 广东凯金新能源科技股份有限公司 | 一种多相可调控碳包覆的新型人造石墨负极材料及其制备方法 |
CN114050238A (zh) * | 2021-10-25 | 2022-02-15 | 上海杉杉科技有限公司 | 复合石墨包覆品、石墨复合材料及其制备方法、应用 |
CN114702032A (zh) * | 2022-04-16 | 2022-07-05 | 凯盛石墨碳材料有限公司 | 一种锂离子电池负极材料的制备方法 |
CN114702032B (zh) * | 2022-04-16 | 2023-09-08 | 凯盛石墨碳材料有限公司 | 一种锂离子电池负极材料的制备方法 |
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CN105958072B (zh) | 2019-02-05 |
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