KR100490472B1 - 자성유체를 이용한 탄소 나노튜브의 합성방법 - Google Patents
자성유체를 이용한 탄소 나노튜브의 합성방법 Download PDFInfo
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- KR100490472B1 KR100490472B1 KR10-2002-0031444A KR20020031444A KR100490472B1 KR 100490472 B1 KR100490472 B1 KR 100490472B1 KR 20020031444 A KR20020031444 A KR 20020031444A KR 100490472 B1 KR100490472 B1 KR 100490472B1
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- carbon nanotubes
- magnetic fluid
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- catalyst metal
- synthesizing carbon
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 178
- 239000002041 carbon nanotube Substances 0.000 title claims abstract description 167
- 229910021393 carbon nanotube Inorganic materials 0.000 title claims abstract description 167
- 239000011553 magnetic fluid Substances 0.000 title claims abstract description 73
- 238000001308 synthesis method Methods 0.000 title claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 111
- 229910052751 metal Inorganic materials 0.000 claims abstract description 70
- 239000002184 metal Substances 0.000 claims abstract description 70
- 239000000758 substrate Substances 0.000 claims abstract description 70
- 239000003054 catalyst Substances 0.000 claims abstract description 57
- 230000002194 synthesizing effect Effects 0.000 claims abstract description 56
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 29
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 28
- 239000011230 binding agent Substances 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 230000003197 catalytic effect Effects 0.000 claims abstract description 17
- 238000010923 batch production Methods 0.000 claims abstract description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 40
- 239000002245 particle Substances 0.000 claims description 38
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 claims description 32
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 30
- 239000000243 solution Substances 0.000 claims description 26
- 238000007740 vapor deposition Methods 0.000 claims description 22
- 238000000576 coating method Methods 0.000 claims description 15
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 13
- 239000000908 ammonium hydroxide Substances 0.000 claims description 13
- 239000007789 gas Substances 0.000 claims description 13
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 9
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 9
- 239000000194 fatty acid Substances 0.000 claims description 9
- 229930195729 fatty acid Natural products 0.000 claims description 9
- 150000004665 fatty acids Chemical class 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 7
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 239000004094 surface-active agent Substances 0.000 claims description 7
- 239000012153 distilled water Substances 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 5
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 229910021577 Iron(II) chloride Inorganic materials 0.000 claims description 3
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 3
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 29
- 238000004519 manufacturing process Methods 0.000 abstract description 16
- 238000000427 thin-film deposition Methods 0.000 abstract description 9
- 238000009826 distribution Methods 0.000 abstract description 6
- 238000002230 thermal chemical vapour deposition Methods 0.000 abstract description 4
- 238000010924 continuous production Methods 0.000 abstract description 3
- 239000003085 diluting agent Substances 0.000 abstract description 3
- 238000001465 metallisation Methods 0.000 abstract description 2
- 239000010409 thin film Substances 0.000 description 22
- 230000000052 comparative effect Effects 0.000 description 16
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 12
- 238000005229 chemical vapour deposition Methods 0.000 description 10
- 239000002071 nanotube Substances 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 239000002923 metal particle Substances 0.000 description 5
- 150000002739 metals Chemical class 0.000 description 5
- 238000001241 arc-discharge method Methods 0.000 description 4
- 238000010891 electric arc Methods 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 239000004071 soot Substances 0.000 description 4
- 229910052723 transition metal Inorganic materials 0.000 description 4
- 150000003624 transition metals Chemical class 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000007598 dipping method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 238000001878 scanning electron micrograph Methods 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 239000002109 single walled nanotube Substances 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000011852 carbon nanoparticle Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000608 laser ablation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002105 nanoparticle Substances 0.000 description 2
- 229940031182 nanoparticles iron oxide Drugs 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 238000001628 carbon nanotube synthesis method Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- WTFXARWRTYJXII-UHFFFAOYSA-N iron(2+);iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Fe+2].[Fe+3].[Fe+3] WTFXARWRTYJXII-UHFFFAOYSA-N 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 125000001434 methanylylidene group Chemical group [H]C#[*] 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002048 multi walled nanotube Substances 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004627 transmission electron microscopy Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41C—CORSETS; BRASSIERES
- A41C3/00—Brassieres
- A41C3/12—Component parts
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Carbon And Carbon Compounds (AREA)
- Catalysts (AREA)
Abstract
Description
Claims (20)
- 열화학기상증착법에 의한 탄소 나노튜브 합성방법에 있어서,자성유체를 이용해 촉매금속을 제조하는 단계(S1);제조된 촉매금속을 기판(22)에 도포하는 단계(S2); 및탄소 나노튜브를 합성하는 단계(S3)를 구비하는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 1 항에 있어서,상기 S1단계는 촉매금속에 바인더를 투입하는 단계(S4)를 추가로 포함하는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 1 항에 있어서,상기 자성유체는 염화철로부터 제조된 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 1 항에 있어서,상기 S1단계는염화철(Ⅱ), 염화철(Ⅲ) 및 증류수로 염화철 수용액(13)을 제조하는 단계(S1-1);가열 및 교반하는 단계(S1-2);수산화암모늄을 염화철 수용액(13)에 투입하여 산화철(Fe3O4) 입자를 생성하는 단계(S1-3);계면 활성제를 염화철 수용액(13)에 투입하는 단계(S1-4);물과 아세톤을 염화철 수용액(13)에 첨가하여 산화철 입자와 액체를 분리하는 단계(S1-5); 및산화철 입자, 증류수 및 바인더로 촉매 금속 용액을 제조하는 단계(S1-6)를 구비하는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 4 항에 있어서,상기 S1-1단계 및 S1-3단계는 원하는 크기의 산화철(Fe3O4) 입자를 얻기 위해 염화철과 수산화암모늄의 양을 조절하는 단계(S5)를 더 포함하는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 5 항에 있어서,상기 산화철(Fe3O4) 입자의 직경은 10nm ~ 100nm인 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 4 항에 있어서,상기 S1-4단계는 계면 활성제로 지방산을 이용하는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 7 항에 있어서,상기 지방산은 CH3(CH2)8CO2H 인 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 7 항 또는 제 8 항에 있어서,상기 지방산의 투입은 투입 횟수를 분할하는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,상기 S2단계는 촉매금속을 기판(22)에 주사하여 도포하는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,상기 S2단계는 기판(22)을 촉매금속용액에 장입하여 도포하는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 10 항에 있어서,상기 도포는 회전기에 의해 회전 도포하는 단계(S6)를 추가로 포함하는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 11 항에 있어서,상기 도포는 회전기에 의해 회전 도포하는 단계(S6)를 추가로 포함하는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법
- 제 13 항에 있어서,상기 S6단계는 회전 속도가 100rpm ~ 5000rpm인 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 2 항 또는 제 4 항 내지 제 8 항 중 어느 한 항에 있어서,상기 바인더는 세라믹 바인더이고 바인더의 양은 0.1g ~ 10g 인 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,상기 S3단계는 촉매금속이 도포된 기판(22)을 가열기구내에 장입하고 소오스 가스를 주입하여 기판(22)위에 탄소 나노튜브를 합성하는 단계(S3-1)로 구성된 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 16 항에 있어서,상기 소오스 가스는 아세틸렌, 암모니아 및 수소로 구성된 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 16 항에 있어서,상기 탄소 나노 튜브는 촉매금속이 도포된 기판(22)을 가열기구내에 장입한 후 800℃~900℃의 온도 분위기에서 합성되는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,상기 S2단계 및 S3단계는 배치공정에 의해 기판(22)을 도포하는 단계(S7) 및 상기 기판은 연속하여 가열기구내로 장입하는 단계(S8)를 추가로 포함하는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
- 제 19 항에 있어서,상기 S8단계는 상기 기판(22)이 장입되기 전에 가열기구내의 온도 분위기를 탄소 나노튜브가 합성되는 온도 분위기로 하는 것을 특징으로 하는 자성유체를 이용한 탄소 나노튜브의 합성방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-2002-0031444A KR100490472B1 (ko) | 2002-06-04 | 2002-06-04 | 자성유체를 이용한 탄소 나노튜브의 합성방법 |
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KR10-2002-0031444A KR100490472B1 (ko) | 2002-06-04 | 2002-06-04 | 자성유체를 이용한 탄소 나노튜브의 합성방법 |
Publications (2)
Publication Number | Publication Date |
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KR20030093666A KR20030093666A (ko) | 2003-12-11 |
KR100490472B1 true KR100490472B1 (ko) | 2005-05-19 |
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KR10-2002-0031444A Expired - Fee Related KR100490472B1 (ko) | 2002-06-04 | 2002-06-04 | 자성유체를 이용한 탄소 나노튜브의 합성방법 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9506194B2 (en) | 2012-09-04 | 2016-11-29 | Ocv Intellectual Capital, Llc | Dispersion of carbon enhanced reinforcement fibers in aqueous or non-aqueous media |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100733065B1 (ko) * | 2003-12-23 | 2007-06-27 | 재단법인 포항산업과학연구원 | 자성을 띄는 탄소나노튜브 및 그 제조와 배열 방법 |
KR100691524B1 (ko) * | 2006-04-04 | 2007-03-12 | 주식회사 비코 | 탄소나노튜브 제조용 촉매의 대량 생산 장치 |
KR100691523B1 (ko) * | 2006-04-04 | 2007-03-12 | 주식회사 비코 | 탄소나노튜브 제조용 촉매의 대량 생산 방법 |
US9761886B2 (en) | 2014-02-10 | 2017-09-12 | Industry-Academia Cooperation Group Of Sejong Univ | Crystalline carbon structure, method of manufacturing the same, and energy storage device having the same |
KR102433805B1 (ko) * | 2019-11-01 | 2022-08-18 | 서강대학교산학협력단 | 산화철-금 코어쉘 나노입자 제조용 액적 기반 미세유체 시스템 및 이의 용도 |
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KR20040010558A (ko) * | 2000-11-13 | 2004-01-31 | 인터내셔널 비지네스 머신즈 코포레이션 | 단일벽 탄소 나노튜브를 포함하는 결정 |
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KR20040010558A (ko) * | 2000-11-13 | 2004-01-31 | 인터내셔널 비지네스 머신즈 코포레이션 | 단일벽 탄소 나노튜브를 포함하는 결정 |
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US9506194B2 (en) | 2012-09-04 | 2016-11-29 | Ocv Intellectual Capital, Llc | Dispersion of carbon enhanced reinforcement fibers in aqueous or non-aqueous media |
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