CN103708447B - 氧化石墨烯量子点的提纯方法 - Google Patents
氧化石墨烯量子点的提纯方法 Download PDFInfo
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- CN103708447B CN103708447B CN201310740378.0A CN201310740378A CN103708447B CN 103708447 B CN103708447 B CN 103708447B CN 201310740378 A CN201310740378 A CN 201310740378A CN 103708447 B CN103708447 B CN 103708447B
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- quantum dot
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- 239000002096 quantum dot Substances 0.000 title claims abstract description 133
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 127
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 122
- 238000000034 method Methods 0.000 title claims abstract description 53
- 238000000746 purification Methods 0.000 title claims abstract description 23
- 239000007864 aqueous solution Substances 0.000 claims abstract description 41
- 239000000243 solution Substances 0.000 claims abstract description 37
- 239000012454 non-polar solvent Substances 0.000 claims abstract description 23
- 239000000843 powder Substances 0.000 claims abstract description 14
- 238000002156 mixing Methods 0.000 claims abstract description 9
- 239000013543 active substance Substances 0.000 claims abstract 6
- 239000004094 surface-active agent Substances 0.000 claims description 16
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 12
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical group C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 11
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 8
- 230000003647 oxidation Effects 0.000 claims description 8
- 238000007254 oxidation reaction Methods 0.000 claims description 8
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 6
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 6
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 6
- 238000004821 distillation Methods 0.000 claims description 5
- 150000003242 quaternary ammonium salts Chemical class 0.000 claims description 5
- 238000002390 rotary evaporation Methods 0.000 claims description 5
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- XJWSAJYUBXQQDR-UHFFFAOYSA-M dodecyltrimethylammonium bromide Chemical compound [Br-].CCCCCCCCCCCC[N+](C)(C)C XJWSAJYUBXQQDR-UHFFFAOYSA-M 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 150000001335 aliphatic alkanes Chemical class 0.000 claims description 3
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N alpha-methyl toluene Natural products CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims 2
- JFEVWPNAOCPRHQ-UHFFFAOYSA-N chembl1316021 Chemical compound OC1=CC=CC=C1N=NC1=CC=CC=C1O JFEVWPNAOCPRHQ-UHFFFAOYSA-N 0.000 claims 1
- 230000009514 concussion Effects 0.000 claims 1
- CBFCDTFDPHXCNY-UHFFFAOYSA-N octyldodecane Natural products CCCCCCCCCCCCCCCCCCCC CBFCDTFDPHXCNY-UHFFFAOYSA-N 0.000 claims 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 20
- 239000012535 impurity Substances 0.000 description 17
- 239000011259 mixed solution Substances 0.000 description 16
- 150000002500 ions Chemical class 0.000 description 12
- 229910017053 inorganic salt Inorganic materials 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000000502 dialysis Methods 0.000 description 7
- UMGXUWVIJIQANV-UHFFFAOYSA-M didecyl(dimethyl)azanium;bromide Chemical compound [Br-].CCCCCCCCCC[N+](C)(C)CCCCCCCCCC UMGXUWVIJIQANV-UHFFFAOYSA-M 0.000 description 6
- 230000002209 hydrophobic effect Effects 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 238000005285 chemical preparation method Methods 0.000 description 4
- XRWMGCFJVKDVMD-UHFFFAOYSA-M didodecyl(dimethyl)azanium;bromide Chemical group [Br-].CCCCCCCCCCCC[N+](C)(C)CCCCCCCCCCCC XRWMGCFJVKDVMD-UHFFFAOYSA-M 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000002563 ionic surfactant Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
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- -1 salt ions Chemical class 0.000 description 3
- 238000001132 ultrasonic dispersion Methods 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- DDFYFBUWEBINLX-UHFFFAOYSA-M tetramethylammonium bromide Chemical compound [Br-].C[N+](C)(C)C DDFYFBUWEBINLX-UHFFFAOYSA-M 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- BGFAINQTYVZAMV-UHFFFAOYSA-M [NH4+].[Br-].[Br-].CCCCCCCCCCCCCCCC[N+](C)(C)CCCCCCCCCCCCCCCC Chemical compound [NH4+].[Br-].[Br-].CCCCCCCCCCCCCCCC[N+](C)(C)CCCCCCCCCCCCCCCC BGFAINQTYVZAMV-UHFFFAOYSA-M 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 150000001768 cations Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 230000003013 cytotoxicity Effects 0.000 description 1
- 231100000135 cytotoxicity Toxicity 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- VIXPKJNAOIWFMW-UHFFFAOYSA-M dihexadecyl(dimethyl)azanium;bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)CCCCCCCCCCCCCCCC VIXPKJNAOIWFMW-UHFFFAOYSA-M 0.000 description 1
- 238000002848 electrochemical method Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 125000001165 hydrophobic group Chemical group 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000010884 ion-beam technique Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 229910001404 rare earth metal oxide Chemical class 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000004729 solvothermal method Methods 0.000 description 1
- 238000000527 sonication Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104876212A (zh) * | 2015-04-14 | 2015-09-02 | 上海大学 | 一种基于萃取技术高效提纯、回收石墨烯量子点的方法 |
CN105752958B (zh) * | 2016-03-03 | 2018-06-15 | 中国烟草总公司郑州烟草研究院 | 一种碳纳米簇的合成方法及其应用 |
CN107500274B (zh) * | 2017-10-11 | 2020-05-22 | 江苏安纳泰环保科技有限公司 | 一种三原色荧光的石墨烯量子点的制备方法 |
CN108163836A (zh) * | 2018-02-12 | 2018-06-15 | 成都理工大学 | 一种金属离子掺杂碳量子点的提纯工艺 |
CN108423662B (zh) * | 2018-04-09 | 2021-10-01 | 合肥国轩高科动力能源有限公司 | 一种基于萃取技术制备高浓度石墨烯的方法 |
CN108864406B (zh) * | 2018-07-25 | 2020-09-01 | 福州大学 | 一种高力学强度go/tpu原位聚合方法 |
CN113930240B (zh) * | 2021-09-18 | 2024-05-14 | 深圳市彦博伟业科技有限公司 | 一种荧光碳量子点及其制备方法、暖白光发射led |
CN115869653A (zh) * | 2022-11-28 | 2023-03-31 | 深圳市华星光电半导体显示技术有限公司 | 粒子提纯方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101003728A (zh) * | 2006-12-22 | 2007-07-25 | 华中师范大学 | 一种相转移条件下的水溶性量子点及其制备方法 |
CN102190296A (zh) * | 2011-06-15 | 2011-09-21 | 昆明物理研究所 | 一种水溶性石墨烯量子点的水热制备方法 |
CN102992311A (zh) * | 2012-12-10 | 2013-03-27 | 福州大学 | 一种由碳纳米管制备石墨烯量子点的方法 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101003728A (zh) * | 2006-12-22 | 2007-07-25 | 华中师范大学 | 一种相转移条件下的水溶性量子点及其制备方法 |
CN102190296A (zh) * | 2011-06-15 | 2011-09-21 | 昆明物理研究所 | 一种水溶性石墨烯量子点的水热制备方法 |
CN102992311A (zh) * | 2012-12-10 | 2013-03-27 | 福州大学 | 一种由碳纳米管制备石墨烯量子点的方法 |
Non-Patent Citations (1)
Title |
---|
Reduction of functionalized graphite oxides by trioctylphosphine in non-polar organic solvents;Jincheng Liu et al.;《CARBON》;20100306;第48卷;2283页2.Experimental details部分 * |
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Effective date of registration: 20190327 Address after: Room J3330, 912 Yecheng Road, Jiading Industrial Zone, Shanghai, 201822 Patentee after: Shanghai Mstar Technology Ltd Address before: 200050 No. 865, Changning Road, Shanghai, Changning District Patentee before: Shanghai Institute of Microsystem and Information Technology, Chinese Academy of Sciences |
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Address after: Room j653, building 6, 1288 Yecheng Road, Jiading District, Shanghai, 201822 Patentee after: Zhongke Yueda (Shanghai) material technology Co.,Ltd. Address before: Room J3330, 912 Yecheng Road, Jiading Industrial Zone, Shanghai, 201822 Patentee before: Shanghai Ewang Material Technology Co.,Ltd. |