CN109037646B - 一种硫/聚吡咯复合正极材料的制备方法 - Google Patents
一种硫/聚吡咯复合正极材料的制备方法 Download PDFInfo
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- CN109037646B CN109037646B CN201810907203.7A CN201810907203A CN109037646B CN 109037646 B CN109037646 B CN 109037646B CN 201810907203 A CN201810907203 A CN 201810907203A CN 109037646 B CN109037646 B CN 109037646B
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- sulfur
- polypyrrole
- silicon dioxide
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- positive electrode
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- 229920000128 polypyrrole Polymers 0.000 title claims abstract description 71
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 239000011593 sulfur Substances 0.000 title claims abstract description 56
- 229910052717 sulfur Inorganic materials 0.000 title claims abstract description 56
- 239000002131 composite material Substances 0.000 title claims abstract description 46
- 239000007774 positive electrode material Substances 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 85
- 239000000243 solution Substances 0.000 claims abstract description 44
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 42
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 29
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000001035 drying Methods 0.000 claims abstract description 17
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims abstract description 15
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 239000011259 mixed solution Substances 0.000 claims abstract description 9
- ISJVISYHMCSEPL-UHFFFAOYSA-N [S].S=C=S Chemical compound [S].S=C=S ISJVISYHMCSEPL-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000002791 soaking Methods 0.000 claims abstract description 7
- 239000012298 atmosphere Substances 0.000 claims abstract description 6
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 claims description 21
- 239000000126 substance Substances 0.000 claims description 20
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 18
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 18
- 238000000227 grinding Methods 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- JDZCKJOXGCMJGS-UHFFFAOYSA-N [Li].[S] Chemical compound [Li].[S] JDZCKJOXGCMJGS-UHFFFAOYSA-N 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 13
- 238000005406 washing Methods 0.000 claims description 13
- 239000008367 deionised water Substances 0.000 claims description 12
- 229910021641 deionized water Inorganic materials 0.000 claims description 12
- 239000011230 binding agent Substances 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000012265 solid product Substances 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 6
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 6
- 239000003273 ketjen black Substances 0.000 claims description 6
- 239000000047 product Substances 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000009210 therapy by ultrasound Methods 0.000 claims description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- 239000006258 conductive agent Substances 0.000 claims description 4
- 239000006230 acetylene black Substances 0.000 claims description 2
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 239000004570 mortar (masonry) Substances 0.000 claims description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 239000012798 spherical particle Substances 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 229920001021 polysulfide Polymers 0.000 abstract description 5
- 239000005077 polysulfide Substances 0.000 abstract description 5
- 150000008117 polysulfides Polymers 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract description 3
- 239000004005 microsphere Substances 0.000 description 9
- 239000010405 anode material Substances 0.000 description 5
- 238000005530 etching Methods 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 239000013543 active substance Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 239000011888 foil Substances 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000012300 argon atmosphere Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229910001216 Li2S Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910003473 lithium bis(trifluoromethanesulfonyl)imide Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- QSZMZKBZAYQGRS-UHFFFAOYSA-N lithium;bis(trifluoromethylsulfonyl)azanide Chemical compound [Li+].FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F QSZMZKBZAYQGRS-UHFFFAOYSA-N 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- -1 sulfur ions Chemical class 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
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- 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
- 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
- H01M4/36—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
-
- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
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CN201810907203.7A CN109037646B (zh) | 2018-08-07 | 2018-08-07 | 一种硫/聚吡咯复合正极材料的制备方法 |
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CN201810907203.7A CN109037646B (zh) | 2018-08-07 | 2018-08-07 | 一种硫/聚吡咯复合正极材料的制备方法 |
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CN109037646A CN109037646A (zh) | 2018-12-18 |
CN109037646B true CN109037646B (zh) | 2021-05-18 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102386382A (zh) * | 2011-11-03 | 2012-03-21 | 大连理工大学 | Cmk-5型介孔炭-纳米无机物复合材料、制法及应用 |
CN103259000A (zh) * | 2013-04-25 | 2013-08-21 | 浙江师范大学 | 一种聚吡咯空心微球/硫复合材料及其制备方法和用途 |
CN105762341A (zh) * | 2016-03-04 | 2016-07-13 | 河源广工大协同创新研究院 | 一种纳米硫/环状聚吡咯复合正极材料的制备方法 |
CN108172806A (zh) * | 2018-01-08 | 2018-06-15 | 北京理工大学 | 一种复合纳米结构双效固硫锂硫电池正极材料的制备方法 |
CN108321369A (zh) * | 2017-12-28 | 2018-07-24 | 肇庆市华师大光电产业研究院 | 一种可用于锂硫电池的大孔碳/氧化锌/硫复合材料及其制备方法与应用 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US9373829B2 (en) * | 2013-10-11 | 2016-06-21 | GM Global Technology Operations LLC | Porous interlayer for a lithium-sulfur battery |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102386382A (zh) * | 2011-11-03 | 2012-03-21 | 大连理工大学 | Cmk-5型介孔炭-纳米无机物复合材料、制法及应用 |
CN103259000A (zh) * | 2013-04-25 | 2013-08-21 | 浙江师范大学 | 一种聚吡咯空心微球/硫复合材料及其制备方法和用途 |
CN105762341A (zh) * | 2016-03-04 | 2016-07-13 | 河源广工大协同创新研究院 | 一种纳米硫/环状聚吡咯复合正极材料的制备方法 |
CN108321369A (zh) * | 2017-12-28 | 2018-07-24 | 肇庆市华师大光电产业研究院 | 一种可用于锂硫电池的大孔碳/氧化锌/硫复合材料及其制备方法与应用 |
CN108172806A (zh) * | 2018-01-08 | 2018-06-15 | 北京理工大学 | 一种复合纳米结构双效固硫锂硫电池正极材料的制备方法 |
Non-Patent Citations (1)
Title |
---|
"锂硫电池正极材料的制备及其电化学性能";董字敏;《中国优秀硕士学位论文全文数据库》;20150215;第B020-187页 * |
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Application publication date: 20181218 Assignee: Heyuan Qiangxin Energy Technology Co.,Ltd. Assignor: SYNERGY INNOVATION INSTITUTE OF GDUT, HEYUAN Contract record no.: X2023980036111 Denomination of invention: A Preparation Method of Sulfur/Polypyrrole Composite Cathode Material Granted publication date: 20210518 License type: Common License Record date: 20230531 |
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