WO2012088705A1 - 一种碳包覆氧化石墨烯复合材料及其制备方法与应用 - Google Patents
一种碳包覆氧化石墨烯复合材料及其制备方法与应用 Download PDFInfo
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- WO2012088705A1 WO2012088705A1 PCT/CN2010/080572 CN2010080572W WO2012088705A1 WO 2012088705 A1 WO2012088705 A1 WO 2012088705A1 CN 2010080572 W CN2010080572 W CN 2010080572W WO 2012088705 A1 WO2012088705 A1 WO 2012088705A1
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- graphene oxide
- carbon
- coated graphene
- composite material
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 278
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 126
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 113
- 239000002131 composite material Substances 0.000 title claims abstract description 59
- 238000002360 preparation method Methods 0.000 title abstract description 58
- 238000000034 method Methods 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000011259 mixed solution Substances 0.000 claims abstract description 22
- 239000003990 capacitor Substances 0.000 claims abstract description 12
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910001416 lithium ion Inorganic materials 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 5
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 12
- 229930006000 Sucrose Natural products 0.000 claims description 12
- 239000005720 sucrose Substances 0.000 claims description 12
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 11
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 6
- 239000008103 glucose Substances 0.000 claims description 6
- 239000002202 Polyethylene glycol Substances 0.000 claims description 5
- 239000008367 deionised water Substances 0.000 claims description 5
- 229910021641 deionized water Inorganic materials 0.000 claims description 5
- 229920001223 polyethylene glycol Polymers 0.000 claims description 5
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract description 11
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 238000001035 drying Methods 0.000 abstract description 5
- 238000009776 industrial production Methods 0.000 abstract description 5
- 238000002156 mixing Methods 0.000 abstract description 4
- 238000005406 washing Methods 0.000 abstract description 4
- 239000010405 anode material Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 39
- 229910002804 graphite Inorganic materials 0.000 description 37
- 239000010439 graphite Substances 0.000 description 37
- 238000007599 discharging Methods 0.000 description 21
- 238000007600 charging Methods 0.000 description 16
- 238000005096 rolling process Methods 0.000 description 10
- 239000000203 mixture Substances 0.000 description 9
- 238000012360 testing method Methods 0.000 description 9
- 239000002244 precipitate Substances 0.000 description 8
- 238000010277 constant-current charging Methods 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 239000012535 impurity Substances 0.000 description 4
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000007774 positive electrode material Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- -1 1-ethyl-3-methylimidazolium tetrafluoroborate Chemical compound 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 2
- 229910014033 C-OH Inorganic materials 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 229910014570 C—OH Inorganic materials 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000006230 acetylene black 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
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000000967 suction filtration Methods 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/30—Electrodes characterised by their material
- H01G11/32—Carbon-based
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/20—Graphite
- C01B32/21—After-treatment
- C01B32/23—Oxidation
-
- 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
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- 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
-
- 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
-
- 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
Definitions
- the purpose of the embodiments of the present invention is to overcome the above-mentioned deficiencies of the prior art, and provide a carbon-coated graphene oxide composite material with simple process, low energy consumption, low cost, and suitable for industrial production and preparation method thereof
- the graphene oxide and the organic carbon source are mixed in water at a mass ratio of 1 to 10:1 to form a mixed solution;
- the mixed solution is hydrothermally reacted at 100 to 250 ° C, cooled, solid-liquid separated, washed, and dried to obtain the carbon-coated graphene oxide composite.
- the cooling method may be a method commonly used in the art, and in order to reduce the number of steps and reduce the energy consumption, it is preferable to adopt a natural cooling method.
- the method of solid-liquid separation of the product formed by the hydrothermal reaction may be a method of collecting carbon-coated graphene oxide composite material by filtration or centrifugation.
- compositions of carbon-coated graphene oxide composites and their preparation methods, as well as their properties, etc. are exemplified below by various embodiments.
- the preparation process of the carbon coated graphene oxide material is as follows:
- the preparation process of the carbon coated graphene oxide material is as follows:
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Power Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Carbon And Carbon Compounds (AREA)
- Manufacturing & Machinery (AREA)
Description
测试项目 | 实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 | 实施例7 | 实施例8 |
充电比容量 (F/g) | 192.63 | 188.61 | 185.23 | 175.13 | 173.88 | 166.95 | 163.82 | 172.56 |
放电比容量 (F/g) | 181.69 | 182.54 | 179.68 | 170.21 | 169.43 | 159.42 | 158.85 | 166.96 |
充放电效率 | 94.32% | 96.78% | 97.00% | 97.19% | 97.44% | 95.49% | 96.97% | 96.75% |
Claims (10)
- 一种碳包覆氧化石墨烯复合材料制备方法,包括如下步骤:获取氧化石墨烯;将所述氧化石墨烯与有机碳源按质量比1~10:1在水中混合,形成混合溶液;将所述混合溶液在100~250℃下进行水热反应,冷却,固液分离,洗涤,干燥得到所述的碳包覆氧化石墨烯复合材料。
- 根据权利要求1所述的碳包覆氧化石墨烯复合材料制备方法,其特征在于:所述氧化石墨烯与有机碳源的质量比为2~5:1。
- 根据权利要求1所述的碳包覆氧化石墨烯复合材料制备方法,其特征在于:所述混合溶液中,氧化石墨烯在水中浓度为0.1~10g/ml。
- 根据权利要求1所述的碳包覆氧化石墨烯复合材料制备方法,其特征在于:所述有机碳源为蔗糖,葡萄糖,聚乙二醇中的至少一种。
- 根据权利要求1所述的碳包覆氧化石墨烯复合材料制备方法,其特征在于:所述水为去离子水。
- 根据权利要求1所述的碳包覆氧化石墨烯复合材料制备方法,其特征在于:所述水热反应的温度为120~200℃,时间为5~10h。
- 一种碳包覆氧化石墨烯复合材料,其特征在于:所述碳包覆氧化石墨烯复合材料是根据权利要求1~6任一所述的碳包覆氧化石墨烯复合材料制备方法制得。
- 根据权利要求7所述的碳包覆氧化石墨烯复合材料,其特征在于:所述碳包覆氧化石墨烯复合材料中包覆氧化石墨烯的碳的质量分数为10~50%。
- 根据权利要求7所述的碳包覆氧化石墨烯复合材料作为锂离子电池或/和电容器的应用。
- 根据权利要求9所述的电容器,其特征在于:所述电容器充电比容量为163.82~192.63F/g,放电比容量为158.85~182.54F/g。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201080069886.5A CN103201216B (zh) | 2010-12-31 | 2010-12-31 | 一种碳包覆氧化石墨烯复合材料及其制备方法与应用 |
EP10861286.2A EP2660199A4 (en) | 2010-12-31 | 2010-12-31 | CARBON-COATED GRAPHENE OXIDE COMPOSITE MATERIAL, PROCESS FOR PREPARING THE SAME AND APPLICATION THEREOF |
JP2013546557A JP5950935B2 (ja) | 2010-12-31 | 2010-12-31 | 非晶質炭素被覆酸化グラフェン複合材料の製造方法及び非晶質炭素被覆酸化グラフェン複合材料の使用 |
US13/989,533 US20130344393A1 (en) | 2010-12-31 | 2010-12-31 | Composite material of carbon-coated graphene oxide, preparation method and application thereof |
PCT/CN2010/080572 WO2012088705A1 (zh) | 2010-12-31 | 2010-12-31 | 一种碳包覆氧化石墨烯复合材料及其制备方法与应用 |
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PCT/CN2010/080572 WO2012088705A1 (zh) | 2010-12-31 | 2010-12-31 | 一种碳包覆氧化石墨烯复合材料及其制备方法与应用 |
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Country Status (5)
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US (1) | US20130344393A1 (zh) |
EP (1) | EP2660199A4 (zh) |
JP (1) | JP5950935B2 (zh) |
CN (1) | CN103201216B (zh) |
WO (1) | WO2012088705A1 (zh) |
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CN117000281A (zh) * | 2023-06-20 | 2023-11-07 | 中国环境科学研究院 | 一种碳氮材料的制备方法及去除水体中抗生素的方法 |
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CN103626151A (zh) * | 2013-11-28 | 2014-03-12 | 复旦大学 | 一种石墨烯/碳复合材料的制备方法 |
CN104445167A (zh) * | 2014-11-28 | 2015-03-25 | 湖南科技大学 | 一种水溶性石墨烯的制备方法 |
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US20130344393A1 (en) | 2013-12-26 |
EP2660199A1 (en) | 2013-11-06 |
CN103201216A (zh) | 2013-07-10 |
JP5950935B2 (ja) | 2016-07-13 |
JP2014510003A (ja) | 2014-04-24 |
CN103201216B (zh) | 2015-07-22 |
EP2660199A4 (en) | 2016-06-15 |
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