RU2013128041A - METHOD FOR PRODUCING GRAPHENE - Google Patents
METHOD FOR PRODUCING GRAPHENE Download PDFInfo
- Publication number
- RU2013128041A RU2013128041A RU2013128041/05A RU2013128041A RU2013128041A RU 2013128041 A RU2013128041 A RU 2013128041A RU 2013128041/05 A RU2013128041/05 A RU 2013128041/05A RU 2013128041 A RU2013128041 A RU 2013128041A RU 2013128041 A RU2013128041 A RU 2013128041A
- Authority
- RU
- Russia
- Prior art keywords
- dispersion
- carried out
- graphite
- aqueous suspension
- hydrolysis
- Prior art date
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract 9
- 229910021389 graphene Inorganic materials 0.000 title claims abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000010439 graphite Substances 0.000 claims abstract 10
- 229910002804 graphite Inorganic materials 0.000 claims abstract 10
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims abstract 8
- 239000006185 dispersion Substances 0.000 claims abstract 8
- 238000000034 method Methods 0.000 claims abstract 8
- 239000007900 aqueous suspension Substances 0.000 claims abstract 6
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims abstract 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract 4
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims abstract 4
- -1 graphite compound Chemical class 0.000 claims abstract 4
- 230000007062 hydrolysis Effects 0.000 claims abstract 4
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract 4
- 239000002253 acid Substances 0.000 claims abstract 2
- 150000001875 compounds Chemical class 0.000 claims abstract 2
- 239000007788 liquid Substances 0.000 claims abstract 2
- 238000002604 ultrasonography Methods 0.000 claims abstract 2
- 238000005406 washing Methods 0.000 claims abstract 2
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- Carbon And Carbon Compounds (AREA)
Abstract
1. Способ получения графена, включающий обработку кристаллического графита раствором персульфата аммония в серной кислоте, выдержку полученного интеркалированного соединения графита до его расширения, диспергирование расширенного соединения графита, гидролиз и промывку водой, отличающийся тем, что для обработки кристаллического графита берут раствор персульфата аммония в серной кислоте, не содержащей свободную воду, диспергирование проводят в водной суспензии после гидролиза расширенного соединения графита, причем диспергирование проводят ультразвуком или другим устройством, создающим кавитацию в жидкости.2. Способ по п.1, отличающийся тем, что диспергирование проводят в водной суспензии с добавкой н-бутанола.3. Способ по п.1, отличающийся тем, что диспергирование проводят в водной суспензии с добавкой основания.1. A method of producing graphene, comprising treating crystalline graphite with a solution of ammonium persulfate in sulfuric acid, holding the obtained intercalated graphite compound to expand it, dispersing the expanded graphite compound, hydrolysis and washing with water, characterized in that a solution of ammonium persulfate in sulfuric is taken to process crystalline graphite acid free water, the dispersion is carried out in an aqueous suspension after hydrolysis of the expanded compounds of graphite, and dispersion carried out by ultrasound or other device that creates cavitation in a liquid. 2. The method according to claim 1, characterized in that the dispersion is carried out in an aqueous suspension with the addition of n-butanol. The method according to claim 1, characterized in that the dispersion is carried out in an aqueous suspension with the addition of a base.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2013128041/05A RU2013128041A (en) | 2013-06-18 | 2013-06-18 | METHOD FOR PRODUCING GRAPHENE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2013128041/05A RU2013128041A (en) | 2013-06-18 | 2013-06-18 | METHOD FOR PRODUCING GRAPHENE |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2013128041A true RU2013128041A (en) | 2015-01-10 |
Family
ID=53278738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2013128041/05A RU2013128041A (en) | 2013-06-18 | 2013-06-18 | METHOD FOR PRODUCING GRAPHENE |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2013128041A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2657504C2 (en) * | 2016-09-16 | 2018-06-14 | Общество с ограниченной ответственностью "НаноТехЦентр" | Method for graphene production |
| RU2665397C1 (en) * | 2017-07-06 | 2018-08-29 | Федеральное государственное бюджетное учреждение науки Институт физики полупроводников им. А.В. Ржанова Сибирского отделения Российской академии наук (ИФП СО РАН) | Graphene aqueous suspension for conductive ink production method |
| RU2693755C1 (en) * | 2018-09-26 | 2019-07-04 | Общество с ограниченной ответственностью "НаноТехЦентр" | Method of producing graphene material |
| CN111718623A (en) * | 2020-05-18 | 2020-09-29 | 上海帕吉索纳米技术有限公司 | Graphene aqueous slurry and preparation method thereof |
-
2013
- 2013-06-18 RU RU2013128041/05A patent/RU2013128041A/en unknown
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2657504C2 (en) * | 2016-09-16 | 2018-06-14 | Общество с ограниченной ответственностью "НаноТехЦентр" | Method for graphene production |
| RU2665397C1 (en) * | 2017-07-06 | 2018-08-29 | Федеральное государственное бюджетное учреждение науки Институт физики полупроводников им. А.В. Ржанова Сибирского отделения Российской академии наук (ИФП СО РАН) | Graphene aqueous suspension for conductive ink production method |
| RU2693755C1 (en) * | 2018-09-26 | 2019-07-04 | Общество с ограниченной ответственностью "НаноТехЦентр" | Method of producing graphene material |
| CN111718623A (en) * | 2020-05-18 | 2020-09-29 | 上海帕吉索纳米技术有限公司 | Graphene aqueous slurry and preparation method thereof |
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