WO2012083534A1 - 氟化氧化石墨烯及其制备方法 - Google Patents
氟化氧化石墨烯及其制备方法 Download PDFInfo
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- WO2012083534A1 WO2012083534A1 PCT/CN2010/080127 CN2010080127W WO2012083534A1 WO 2012083534 A1 WO2012083534 A1 WO 2012083534A1 CN 2010080127 W CN2010080127 W CN 2010080127W WO 2012083534 A1 WO2012083534 A1 WO 2012083534A1
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- graphene oxide
- fluorinated graphene
- graphite
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C65/21—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing ether groups, groups, groups, or groups
- C07C65/24—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing ether groups, groups, groups, or groups polycyclic
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- 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
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/305—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with sulfur or sulfur-containing compounds
Definitions
- the invention belongs to the technical field of organic semiconductor materials, and particularly relates to a fluorinated graphene oxide and a preparation method thereof.
- High specific surface area (theoretical calculated value: 2,630 m 2 /g).
- its high conductivity properties, large specific surface properties and its two-dimensional nanoscale structural properties of monolayers can be used as electrode materials in supercapacitors and lithium ion batteries.
- the graphite oxide exhibits a strong polarity because it contains groups such as -C-OH, -COC, -COOH.
- the dried graphite oxide has poor stability in air and easily absorbs moisture to form hydrated graphite oxide.
- the graphite oxide is fluorinated to form fluorinated graphite oxide, the stability is remarkably enhanced.
- the discharge capacity of fluorinated graphite oxide is also much higher than that of graphite oxide, especially the fluorinated graphite oxide formed by the action of F 2 at 110 ° C, at a discharge current density of 0.5 mA/cm 2 (1M LiClO).
- the discharge capacity and energy density at 4 -PC were 675 mA h/g and 1420 W h/Kg, respectively.
- the mass percentage of fluorine is 9% ⁇ F% ⁇ 27%
- the mass percentage of carbon is 55% ⁇ C% ⁇ 75%
- the mass percentage of oxygen is 18% ⁇ O% ⁇ 27%.
- a method for preparing fluorinated graphene oxide comprising the following steps:
- the graphene oxide and the mixed gas composed of N 2 and F 2 are obtained at a reaction temperature of 20 to 200 ° C and a reaction time of 0.5 to 24 h for the fluorinated graphene oxide.
- the volume fraction of F 2 is 5 to 30%.
- the volume fraction of F 2 is 8 to 25%.
- the volume fraction of F 2 is 20%.
- the volume fraction of F 2 is 10%.
- the reaction temperature is 50 to 150 ° C, and the reaction time is 2 to 20 hours.
- the step of preparing graphene oxide using the graphite comprises:
- the solid was washed with dilute hydrochloric acid and dried to obtain the graphene oxide.
- the graphite has a purity greater than 99.5%.
- the above method for preparing fluorinated graphene oxide uses graphite to prepare graphene oxide, and then reacts graphene oxide with a mixed gas of N 2 and F 2 at a certain temperature to prepare fluorinated graphene oxide, which is fluorinated and oxidized.
- the preparation method of graphene has fewer steps and simple process, and has a strong application prospect.
- FIG. 1 is a flow chart showing a method of preparing fluorinated graphene oxide according to an embodiment
- Example 2 is an XPS full spectrum of C1s, O1s and F1s of the fluorinated graphene oxide prepared in Example 1.
- the mass percentage of fluorine is 9% ⁇ F% ⁇ 27%
- the mass percentage of carbon is 55% ⁇ C% ⁇ 75%
- the mass percentage of oxygen is 18% ⁇ O% ⁇ 27%.
- a method for preparing the above fluorinated graphene oxide as shown in FIG. 1 includes the following steps:
- graphite oxide can be prepared by the Hummers method, that is, graphite, potassium permanganate and high-concentration strong oxidizing acid (sulfuric acid or nitric acid) are heated in a water bath or an oil bath in the same container, and are taken out after being fully oxidized, first using hydrogen peroxide. The potassium permanganate is reduced, and the product is washed several times with distilled water or hydrochloric acid, and dried to obtain graphite oxide.
- the Hummers method that is, graphite, potassium permanganate and high-concentration strong oxidizing acid (sulfuric acid or nitric acid) are heated in a water bath or an oil bath in the same container, and are taken out after being fully oxidized, first using hydrogen peroxide. The potassium permanganate is reduced, and the product is washed several times with distilled water or hydrochloric acid, and dried to obtain graphite oxide.
- the pretreated mixture and potassium permanganate are added to concentrated sulfuric acid to maintain the temperature below 20 °C, after which 30 ⁇ 40°C oil bath 1.5 ⁇ 2.5h, add deionized water, add hydrogen peroxide reaction after 15min, filter and collect solid.
- the purpose of the oil bath is to better control the reaction temperature, and in other embodiments, a water bath can also be used.
- the graphene oxide obtained by the step S20 is reacted with the fluorine element (F 2 ) to prepare a fluorinated graphene oxide.
- This method is called a gas phase method, and a mixed gas of N 2 and F 2 is used.
- the specific steps are as follows:
- the dried graphene oxide obtained in step S20 is placed in a reactor, and a mixed gas of N 2 and F 2 is introduced (the volume fraction of F 2 is 5% to 30%), and the temperature is maintained at 20 to 200 ° C, and the reaction is 0.5. ⁇ 24 h, the graphene oxide is reacted with F 2 , and the F portion is substituted with O to obtain a fluorinated graphene oxide.
- the volume fraction of F 2 in the mixed gas is 8 to 25%
- the reaction temperature is 50 to 150 ° C
- the reaction time is 2 to 20 hours.
- the volume fraction of F 2 in the mixed gas is 10% or 20%.
- the above method for preparing fluorinated graphene oxide uses graphite to prepare graphene oxide, and then uses graphene oxide to react with a mixed gas of N 2 and F 2 to prepare fluorinated graphene oxide, and preparation of the fluorinated graphene oxide.
- the method has fewer steps and simple process, and has a strong application prospect.
- the prepared fluorinated graphene oxide can be applied as an electrode material of a supercapacitor or a lithium ion secondary battery.
- Graphene oxide was prepared by a modified Hummers method. The specific step is to put 20g 50 The graphite powder, 10g potassium persulfate and 10g phosphorus pentoxide were added to concentrated sulfuric acid at 80 °C, stirred evenly, cooled for more than 6h, washed to neutral and dried. Add the dried sample to 0 °C, In 230 mL of concentrated sulfuric acid, add 60 g of potassium permanganate, keep the temperature of the mixture below 20 °C, then keep it in the oil bath at 35 °C for 2 h, then slowly add 920 mL. Deionized water.
- Fluorinated graphene oxide The graphene oxide obtained in (2) is obtained by reacting with F 2 to obtain a fluorinated graphene oxide.
- the specific step is to charge the dried graphene oxide into the reactor and pass through the dry N 2 2 h, and then introduce a mixed gas of fluorine gas and nitrogen with a fluorine gas integral number of 10% and graphene oxide at 100.
- the fluorinated graphene oxide can be obtained by reacting at ° C for 12 h.
- XPS test conditions Samples were analyzed using a VG Scientific ESCALab 220i-XL photoelectron spectrometer.
- the excitation source is Al K ⁇ X-ray with a power of about 300 W.
- the basis vacuum for the analysis was 3 x 10 -9 mbar.
- the electron binding energy was corrected by the C1s peak of contaminated carbon (284.8 eV).
- the obtained fluorinated graphene oxide has a strong peak at 533.0 eV, and the carbon bond structure in the fluorinated graphene oxide is C - O ( 533.0 eV).
- the obtained fluorinated graphene oxide has a strong peak at 689.5 eV, and the carbon bond structure in the corresponding fluorinated graphene oxide is C - F (689.5 eV).
- Graphene oxide was prepared by a modified Hummers method. The specific step is to put 20g 50 The graphite powder, 10 g of potassium persulfate and 10 g of phosphorus pentoxide were added to concentrated sulfuric acid at 75 ° C, stirred uniformly, cooled for more than 6 h, washed until neutral, and dried. Add the dried sample to 0 °C, In 230 mL of concentrated sulfuric acid, add 60 g of potassium permanganate, keep the temperature of the mixture below 20 °C, then keep it in the oil bath at 40 °C for 2.5 h, then slowly add 920 mL. Deionized water.
- Fluorinated graphene oxide The graphene oxide obtained in (2) is obtained by reacting with F 2 to obtain a fluorinated graphene oxide.
- the specific step is to charge the dried graphene oxide into the reactor and pass through the dry N 2 4 h, and then pass a mixed gas of fluorine gas and nitrogen with a fluorine gas integral number of 5% and graphene oxide at 20
- the fluorinated graphene oxide can be obtained by reacting at ° C for 24 h.
- Graphene oxide was prepared by a modified Hummers method. The specific step is to put 20g 50 The graphite powder, 10 g of potassium persulfate and 10 g of phosphorus pentoxide were added to concentrated sulfuric acid at 95 ° C, stirred uniformly, cooled for more than 6 h, washed until neutral, and dried. Add the dried sample to 0 °C, In 230 mL of concentrated sulfuric acid, add 60 g of potassium permanganate, keep the temperature of the mixture below 20 °C, then keep it in the oil bath at 30 °C for 1.5 h, then slowly add 920 mL. Deionized water.
- Fluorinated graphene oxide The graphene oxide obtained in (2) is obtained by reacting with F 2 to obtain a fluorinated graphene oxide.
- the specific step is to charge the dried graphene oxide into the reactor and pass dry N 2 for 0.5 h, and then introduce a mixed gas of fluorine gas and nitrogen with a fluorine gas integral number of 30% and graphene oxide at 50.
- the fluorinated graphene oxide can be obtained by reacting at ° C for 24 h.
- Graphene oxide was prepared by a modified Hummers method. The specific step is to put 20g 50 The graphite powder, 10g potassium persulfate and 10g phosphorus pentoxide were added to concentrated sulfuric acid at 85 °C, stirred evenly, cooled for more than 6h, washed to neutral and dried. Add the dried sample to 0 °C, In 230 mL of concentrated sulfuric acid, add 60 g of potassium permanganate, keep the temperature of the mixture below 20 °C, then keep it in the oil bath at 35 °C for 2 h, then slowly add 920 mL. Deionized water.
- Fluorinated graphene oxide The graphene oxide obtained in (2) is obtained by reacting with F 2 to obtain a fluorinated graphene oxide.
- the specific step is to charge the dried graphene oxide into the reactor and pass through the dry N 2 3h, and then introduce a mixed gas of fluorine gas and nitrogen with a fluorine gas integral number of 20% and graphene oxide at 200 ° C.
- the fluorinated graphene oxide can be obtained by reacting for 0.5 h.
- Graphene oxide was prepared by a modified Hummers method. The specific step is to put 20g 50 The graphite powder, 10g potassium persulfate and 10g phosphorus pentoxide were added to concentrated sulfuric acid at 80 °C, stirred evenly, cooled for more than 6h, washed to neutral and dried. Add the dried sample to 0 °C, In 230 mL of concentrated sulfuric acid, add 60 g of potassium permanganate, keep the temperature of the mixture below 20 °C, then keep it in the oil bath at 35 °C for 2 h, then slowly add 920 mL. Deionized water.
- Fluorinated graphene oxide The graphene oxide obtained in (2) is obtained by reacting with F 2 to obtain a fluorinated graphene oxide.
- the specific step is to charge the dried graphene oxide into the reactor and pass through the dry N 2 2h, and then pass a mixed gas of fluorine gas and nitrogen with a fluorine gas integral number of 8% and graphene oxide at 120 ° C.
- the fluorinated graphene oxide can be obtained by reacting for 10 hours.
- Graphene oxide was prepared by a modified Hummers method. The specific step is to put 20g 50 The graphite powder, 10g potassium persulfate and 10g phosphorus pentoxide were added to concentrated sulfuric acid at 80 °C, stirred evenly, cooled for more than 6h, washed to neutral and dried. Add the dried sample to 0 °C, In 230 mL of concentrated sulfuric acid, add 60 g of potassium permanganate, keep the temperature of the mixture below 20 °C, then keep it in the oil bath at 35 °C for 2 h, then slowly add 920 mL. Deionized water.
- Fluorinated graphene oxide The graphene oxide obtained in (2) is obtained by reacting with F 2 to obtain a fluorinated graphene oxide.
- the specific step is to charge the dried graphene oxide into the reactor and pass through the dry N 2 2h, and then introduce a mixed gas of fluorine gas and nitrogen with a fluorine gas integral number of 25% and graphene oxide at 80 ° C.
- the fluorinated graphene oxide can be obtained by reacting for 4 hours.
- Example 2 Example 3
- Example 4 Example 5
- Example 6 F content 40% 27% 16% 15% 9% 0.5%
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Description
编号 | 实施例 1 | 实施例 2 | 实施例 3 | 实施例 4 | 实施例 5 | 实施例 6 |
F 含量 | 40% | 27% | 16% | 15% | 9% | 0.5% |
O 含量 | 15% | 18% | 27% | 29% | 25% | 30% |
Claims (10)
- 一种氟化氧化石墨烯,其特征在于,氟的质量百分比为0.5% < F% < 40%,碳的质量百分比为50% < C% < 80%,氧的质量百分比为0.5% < O% < 30%。
- 如权利要求1所述氟化氧化石墨烯,其特征在于,氟的质量百分比为9% < F% < 27%,,碳的质量百分比为55% < C% < 75%,氧的质量百分比为18% < O% < 27%。
- 一种氟化氧化石墨烯的制备方法,其特征在于,包括如下步骤:提供石墨;使用所述石墨制备氧化石墨烯;所述氧化石墨烯与由N2和F2组成的混合气体在反应温度为20~200℃,反应时间为下0.5~24h的条件下制得所述氟化氧化石墨烯。
- 如权利要求3所述氟化氧化石墨烯的制备方法,其特征在于,所述混合气体中,F2的体积分数为5~30%。
- 如权利要求4所述氟化氧化石墨烯的制备方法,其特征在于,所述混合气体中,F2的体积分数为8~25%。
- 如权利要求5所述氟化氧化石墨烯的制备方法,其特征在于,所述混合气体中,F2的体积分数为20%。
- 如权利要求5所述氟化氧化石墨烯的制备方法,其特征在于,所述混合气体中,F2的体积分数为10%。
- 如权利要求3所述氟化氧化石墨烯的制备方法,其特征在于,反应温度为50~150℃,反应时间为2~20h。
- 如权利要求 3~8 中任一项所述的氟化氧化石墨烯的制备方法,其特征在于,使用所述石墨制备氧化石墨烯的步骤包括:将所述石墨、过硫酸钾和五氧化二磷按照质量比 2 : 1 : 1 加入到 60~85℃的浓硫酸中,搅拌均匀后自然冷却,洗涤至中性后干燥,得到预处理的混合物;将所述预处理的混合物和高锰酸钾加入到温度低于 20 ℃ 的浓硫酸中,然后在 30~40℃下油浴1.5~2.5 h ,加入去离子水, 15min 后加入双氧水反应,抽滤、收集固体;所述固体用稀盐酸洗涤,干燥,得到所述氧化石墨烯。
- 如权利要求3~8中任一项所述的氟化氧化石墨烯的制备方法,其特征在于,所述石墨纯度大于99.5%。
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CN201080069695.9A CN103153851B (zh) | 2010-12-22 | 2010-12-22 | 氟化氧化石墨烯及其制备方法 |
US13/988,287 US8865932B2 (en) | 2010-12-22 | 2010-12-22 | Fluorinated graphene oxide and preparation method thereof |
EP10860990.0A EP2657189A4 (en) | 2010-12-22 | 2010-12-22 | Fluorinated graphite oxide and method of production thereof |
PCT/CN2010/080127 WO2012083534A1 (zh) | 2010-12-22 | 2010-12-22 | 氟化氧化石墨烯及其制备方法 |
JP2013541175A JP5649741B2 (ja) | 2010-12-22 | 2010-12-22 | フッ化酸化グラフェン及びその調製方法 |
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EP (1) | EP2657189A4 (zh) |
JP (1) | JP5649741B2 (zh) |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080048152A1 (en) * | 2006-08-25 | 2008-02-28 | Jang Bor Z | Process for producing nano-scaled platelets and nanocompsites |
US20080206124A1 (en) * | 2007-02-22 | 2008-08-28 | Jang Bor Z | Method of producing nano-scaled graphene and inorganic platelets and their nanocomposites |
CN101486454A (zh) * | 2008-01-17 | 2009-07-22 | 杨先金 | 氟化石墨工业合成新方法 |
US20100222482A1 (en) * | 2006-09-26 | 2010-09-02 | Jang Bor Z | Mass production of nano-scaled platelets and products |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06212110A (ja) * | 1993-01-20 | 1994-08-02 | Mitsubishi Pencil Co Ltd | 改質炭素を含む記録材料 |
JPH08250117A (ja) | 1995-03-09 | 1996-09-27 | Shin Kobe Electric Mach Co Ltd | リチウム二次電池負極用炭素材料及びその製造方法 |
US7794880B2 (en) * | 2005-11-16 | 2010-09-14 | California Institute Of Technology | Fluorination of multi-layered carbon nanomaterials |
-
2010
- 2010-12-22 US US13/988,287 patent/US8865932B2/en active Active
- 2010-12-22 WO PCT/CN2010/080127 patent/WO2012083534A1/zh active Application Filing
- 2010-12-22 EP EP10860990.0A patent/EP2657189A4/en not_active Withdrawn
- 2010-12-22 JP JP2013541175A patent/JP5649741B2/ja active Active
- 2010-12-22 CN CN201080069695.9A patent/CN103153851B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080048152A1 (en) * | 2006-08-25 | 2008-02-28 | Jang Bor Z | Process for producing nano-scaled platelets and nanocompsites |
US20100222482A1 (en) * | 2006-09-26 | 2010-09-02 | Jang Bor Z | Mass production of nano-scaled platelets and products |
US20080206124A1 (en) * | 2007-02-22 | 2008-08-28 | Jang Bor Z | Method of producing nano-scaled graphene and inorganic platelets and their nanocomposites |
CN101486454A (zh) * | 2008-01-17 | 2009-07-22 | 杨先金 | 氟化石墨工业合成新方法 |
Non-Patent Citations (2)
Title |
---|
NAKAJIMA T. ET AL.: "Formation Process And Structure of Graphite Oxide", CARBON, vol. 32, no. 3, 1994, pages 469 - 475, XP024031025 * |
See also references of EP2657189A4 * |
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CN103420352A (zh) * | 2013-08-08 | 2013-12-04 | 四川大学 | 一种高氟含量氟化石墨烯及其制备方法 |
CN103420352B (zh) * | 2013-08-08 | 2016-04-06 | 四川大学 | 一种高氟含量氟化石墨烯及其制备方法 |
CN104071765A (zh) * | 2014-06-30 | 2014-10-01 | 张至 | 氧化氟化石墨的制备方法 |
CN104071765B (zh) * | 2014-06-30 | 2016-05-25 | 张至 | 氧化氟化石墨的制备方法 |
CN108946706A (zh) * | 2017-05-18 | 2018-12-07 | 天津大学 | 一种以氟气为氟源制备氟化石墨烯薄膜的方法 |
WO2021046966A1 (zh) * | 2019-09-10 | 2021-03-18 | 安徽大学 | 含氟石墨烯量子点与制备及其作为光动力治疗光敏剂的应用 |
CN112591732A (zh) * | 2020-12-15 | 2021-04-02 | 西北大学 | 一种氟含量可控的氟化石墨烯和氟化碳纳米管的制备方法 |
CN112591732B (zh) * | 2020-12-15 | 2022-06-24 | 西北大学 | 一种氟含量可控的氟化石墨烯和氟化碳纳米管的制备方法 |
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EP2657189A1 (en) | 2013-10-30 |
EP2657189A4 (en) | 2016-11-30 |
JP5649741B2 (ja) | 2015-01-07 |
CN103153851A (zh) | 2013-06-12 |
CN103153851B (zh) | 2015-05-13 |
JP2014504248A (ja) | 2014-02-20 |
US8865932B2 (en) | 2014-10-21 |
US20130237723A1 (en) | 2013-09-12 |
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