CN105206838B - 还原红41作为锂离子电池有机正极材料的应用 - Google Patents
还原红41作为锂离子电池有机正极材料的应用 Download PDFInfo
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 41
- JOUDBUYBGJYFFP-FOCLMDBBSA-N thioindigo Chemical compound S\1C2=CC=CC=C2C(=O)C/1=C1/C(=O)C2=CC=CC=C2S1 JOUDBUYBGJYFFP-FOCLMDBBSA-N 0.000 title claims abstract description 15
- 239000010406 cathode material Substances 0.000 claims abstract description 21
- 239000011149 active material Substances 0.000 claims abstract description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 6
- 239000007774 positive electrode material Substances 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000009831 deintercalation Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 239000007772 electrode material Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 239000010405 anode material Substances 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
- 238000011161 development Methods 0.000 description 4
- 238000011160 research Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000006258 conductive agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 235000021317 phosphate Nutrition 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- 238000001308 synthesis method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001290 LiPF6 Inorganic materials 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910001463 metal phosphate Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- H01M4/60—Selection of substances as active materials, active masses, active liquids of organic compounds
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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
- 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
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- 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 Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
还原红41作为锂离子电池有机正极材料的应用,属于电池材料领域,该锂离子电池有机正极材料采用还原红41作为锂离子电池正极的活性物质,该活性物质理论比容量高、原材料丰富、成本低、容易设计加工,可以经过有机合成方法进行绿色加工而来,使得锂电池有机电极材料的整个循环过程真正的实现绿色可持续发展。
Description
技术领域
本发明属于电池材料领域,具体地,涉及一种锂离子电池有机正极材料,尤其涉及还原红41作为锂离子电池有机正极材料。
背景技术
锂离子电池是一种新型的二次电池,它主要依靠锂离子在正极和负极之间移动来工作。锂离子电池具有比能量高、循环稳定等优点,在其商业化以来,锂离子负极材料主要以碳基材料为活性物质,再添加一些导电剂和粘结剂;正极材料大多为含锂的金属氧化物或磷酸盐等材料,其组分主要是活性材料加导电剂再加粘结剂,所述活性材料为金属氧化物或磷酸盐等材料,由于这些骨架的分子量较大,正极的实际容量仅为140~170mAh/g,并且这些正极材料大多资源匮乏、价格昂贵,因此寻求能量密度大、价格优廉、环境友好的正极材料成为锂离子电池的重要研究方向。
与传统的锂离子电池相比,锂离子电池有机正极材料具有原材料丰富、资源可再生、成本低和比容量大等优点。因此,为了满足大规模电能储存需求、能够实现绿色可持续发展,必须开发新型锂离子电池有机正极材料。
发明内容
本发明所要解决的技术问题是提供一种锂离子电池有机正极材料,该锂离子电池有机正极材料采用还原红41作为锂离子电池正极材料的活性物质,能够提升材料的安全性能以及电池材料的稳定性,并且该活性物质的合成方法简单,工艺控制性好,生产成本低,能大规模应用于工业化生产。
本发明解决其技术问题所采用的技术方案是。
还原红41作为锂离子电池有机正极材料活性物质的应用。
锂离子电池有机正极材料,该正极材料的活性物质为还原41,所述还原红41的化学组成为C16H8O2S2。
锂离子电池有机正极材料,该正极材料的活性物质为还原红41,所述还原红41组成为C16H8O2S2,其化学结构式:
还原红41粉末的脱嵌锂反应式:
所述锂离子电池正极材料的反应电位为2.4V。
包含还原红41锂离子电池正极材料的锂离子电池。
本发明的有益效果是:
1、根据目前锂离子电池正极材料开发的状况分析,锂离子的正极材料开发惯性思维地局限在无机锂离子正极材料领域,本发明开发了一种有机物正极材料,拓宽了锂离子正极材料开发的研究领域和研究方向。
2、本发明开发的还原红41正极材料,具有合成方法简单,生产成本低,工艺控制性好,具有大规模发展的能力和空间。
3、本发明开发的还原红41锂离子正极材料,可以采用储量丰富的可再生原料加以合成,并且该种锂离子有机电池材料无毒,因此具有环境友好,可持续性发展能力。
4、本发明开发的还原红41锂离子正极材料,具有较高的质量比容量。
5、本发明开发的还原红41锂离子正极材料,该锂离子电池有机正极材料嵌锂/脱锂反应电位相对较高。可以提高该锂离子正极材料的能量密度。
附图说明:
图1为C16H8O2S2粉末的XRD图;
图2为C16H8O2S2粉末的CV图;
图3为C16H8O2S2锂离子电池电极材料的恒流充放电性能图;
图4为C16H8O2S2锂离子电池电极材料的循环性能图。
具体实施方式
下面结合实施例及附图,对本发明作进一步地的详细说明,但本发明的实施方式不限于此。
实施例1
称量100mg的C16H8O2S2粉末,80mg乙炔黑加入玛瑙研钵中,研磨10分钟,再加入溶有PVDF粘结剂的N-甲基吡咯烷酮溶液1ml(液浓度为20mg/ml),继续研磨30分钟,然后涂于铝箔上制备C16H8O2S2电极片。将制备的电极片在氩气手套箱(MIKROUNA Universal 2440∣750,水、氧含量小于1ppm)中组装电池,C16H8O2S2电极片为工作电极,金属锂为对电极,玻璃纤维为隔膜。电池使用的电解液溶质是LiPF6,溶剂为(EC/PC 1:1(W/W)),溶液浓度为1mol/L。将制备的扣式电池采用深圳市新威尔多电子设备有限公司的新威NEWARE电池检测设备(CT-3008W)来进行充放电测试。当电压范围为1.5-3V电流密度为20mA/g时,反应电位为2.4V,首次放电比容量为168.1mAh/g,充电比容量为164.0mAh/g。
Claims (6)
1.还原红41作为锂离子电池有机正极材料的应用。
2.锂离子电池有机正极材料,其特征在于,该正极材料的活性物质为还原红41,所述还原红41的化学组成为C16H8O2S2。
3.根据权利要求2所述的锂离子电池有机正极材料,其特征在于,所述正极材料的反应电位为2.4V。
4.根据权利要求2所述的锂离子电池有机正极材料,其特征在于,当电压范围为1.5-3V电流密度为20mA/g时,首次放电比容量为168.1mAh/g,充电比容量为164.0mAh/g。
5.根据权利要求2所述的锂离子电池有机正极材料,其特征在于,还原红41粉末的脱嵌锂反应式:
6.包含还原红41锂离子电池正极材料的锂离子电池。
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CN110474051B (zh) * | 2019-07-11 | 2021-01-15 | 北京工业大学 | 一种常见染料罗丹明b作为锂离子电池有机正极材料的应用 |
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