KR20020040644A - 다층 탄소나노튜브 및 그 제조방법 - Google Patents
다층 탄소나노튜브 및 그 제조방법 Download PDFInfo
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- KR20020040644A KR20020040644A KR1020010073566A KR20010073566A KR20020040644A KR 20020040644 A KR20020040644 A KR 20020040644A KR 1020010073566 A KR1020010073566 A KR 1020010073566A KR 20010073566 A KR20010073566 A KR 20010073566A KR 20020040644 A KR20020040644 A KR 20020040644A
- Authority
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- Prior art keywords
- hydrogen
- carbon
- carbon nanotubes
- gas
- catalyst
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 239000002048 multi walled nanotube Substances 0.000 title abstract description 6
- 239000007789 gas Substances 0.000 claims abstract description 31
- 239000003054 catalyst Substances 0.000 claims abstract description 23
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 22
- 239000001257 hydrogen Substances 0.000 claims abstract description 22
- 239000002245 particle Substances 0.000 claims abstract description 11
- 238000000354 decomposition reaction Methods 0.000 claims abstract description 8
- 229910052734 helium Inorganic materials 0.000 claims abstract description 8
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 8
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 7
- 239000001307 helium Substances 0.000 claims abstract description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims abstract description 6
- 238000001246 colloidal dispersion Methods 0.000 claims abstract description 5
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 5
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 4
- 229910052786 argon Inorganic materials 0.000 claims abstract description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 75
- 239000002041 carbon nanotube Substances 0.000 claims description 46
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 46
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 26
- 229910052799 carbon Inorganic materials 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 18
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 4
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 3
- 239000005977 Ethylene Substances 0.000 claims description 3
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 3
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 3
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims description 2
- 239000001273 butane Substances 0.000 claims description 2
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 2
- 239000001294 propane Substances 0.000 claims description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 2
- 229930195734 saturated hydrocarbon Natural products 0.000 claims description 2
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 claims description 2
- 229930195735 unsaturated hydrocarbon Natural products 0.000 claims description 2
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 claims 1
- 239000004020 conductor Substances 0.000 abstract description 7
- 239000002131 composite material Substances 0.000 abstract description 6
- 239000007772 electrode material Substances 0.000 abstract description 6
- 239000000945 filler Substances 0.000 abstract description 4
- 230000003197 catalytic effect Effects 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 238000004108 freeze drying Methods 0.000 abstract 1
- 239000002071 nanotube Substances 0.000 description 13
- 238000002441 X-ray diffraction Methods 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 10
- 238000006722 reduction reaction Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 239000012071 phase Substances 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229910002804 graphite Inorganic materials 0.000 description 6
- 239000010439 graphite Substances 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 4
- 238000004736 wide-angle X-ray diffraction Methods 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000004438 BET method Methods 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000000635 electron micrograph Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- XMWRBQBLMFGWIX-UHFFFAOYSA-N C60 fullerene Chemical compound C12=C3C(C4=C56)=C7C8=C5C5=C9C%10=C6C6=C4C1=C1C4=C6C6=C%10C%10=C9C9=C%11C5=C8C5=C8C7=C3C3=C7C2=C1C1=C2C4=C6C4=C%10C6=C9C9=C%11C5=C5C8=C3C3=C7C1=C1C2=C4C6=C2C9=C5C3=C12 XMWRBQBLMFGWIX-UHFFFAOYSA-N 0.000 description 1
- 238000003917 TEM image Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910021387 carbon allotrope Inorganic materials 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 229910003472 fullerene Inorganic materials 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 238000005087 graphitization Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 230000015654 memory Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 239000006250 one-dimensional material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000002109 single walled nanotube Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000004627 transmission electron microscopy Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C01B32/15—Nano-sized carbon materials
- C01B32/158—Carbon nanotubes
- C01B32/16—Preparation
- C01B32/162—Preparation characterised by catalysts
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2202/00—Structure or properties of carbon nanotubes
- C01B2202/06—Multi-walled nanotubes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2202/00—Structure or properties of carbon nanotubes
- C01B2202/20—Nanotubes characterized by their properties
- C01B2202/22—Electronic properties
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2202/00—Structure or properties of carbon nanotubes
- C01B2202/20—Nanotubes characterized by their properties
- C01B2202/32—Specific surface area
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Nanotechnology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Catalysts (AREA)
- Inorganic Fibers (AREA)
Abstract
Description
Claims (5)
- 콜로이드 분산으로 제조하여 동결 건조한 평균 입경 20 내지 80㎚의 산화철(γ-ferrite)을 일정량 촉매로 사용하여 400 내지 700℃의 환원분위기에서 환원처리한 후, 일산화탄소 및/또는 탄화수소를 원료가스로 하여 이동상 및/또는 고정상의 촉매 표면에서 수소와 혼합하여 촉매 표면에서 640 내지 700℃로 기상 분해하여 다층 탄소나노튜브를 제조하는 것을 특징으로 하는 다층 탄소나노튜브의 제조방법.
- 제 1 항에 있어서, 상기 환원분위기는 수소와 질소의 혼합가스, 수소와 아르곤의 혼합가스, 또는 수소와 헬륨의 혼합가스이며, 상기 혼합가스 중의 수소의 함량이 2 내지 50 부피%인 것을 특징으로 하는 다층 탄소나노튜브의 제조방법.
- 제 1 항에 있어서, 상기 원료가스 중, 탄화수소는 수소와 탄소로 구성된 불포화 및/또는 포화 탄화수소로서, 탄소수가 1 내지 4인 아세틸렌(C2H2), 메탄(CH4), 에틸렌(C2H4), 에탄(C2H6), 프로필렌(C3H6), 프로판(C3H8), 부탄(C4H10), 부틸렌(C4H8), 부타디엔(C4H6)과 그의 이성질체로 구성된 군에서 선택된 하나 또는 둘 이상이 사용되며,원료가스와 수소가스의 상기 혼합비율은 체적당 원료가스의 비율이 바람직하게는 10 내지 95%인 것을 특징으로 하는 다층 탄소나노튜브의 제조방법.
- 제 1 항에 있어서, 기상 분해 온도가 650 내지 680℃인 것을 특징으로 하는 다층 탄소나노튜브의 제조방법.
- 제 1 항 내지 제 4 항의 방법에 의해 제조되며 탄소육각망면의 면간거리(d002)가 0.3354 내지 0.3400㎚인 것을 특징으로 하는 다층 탄소나노튜브.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20000070508 | 2000-11-24 | ||
KR1020000070508 | 2000-11-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020040644A true KR20020040644A (ko) | 2002-05-30 |
KR100470764B1 KR100470764B1 (ko) | 2005-03-08 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2001-0073566A KR100470764B1 (ko) | 2000-11-24 | 2001-11-24 | 다층 탄소나노튜브 및 그 제조방법 |
Country Status (2)
Country | Link |
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JP (1) | JP3484174B2 (ko) |
KR (1) | KR100470764B1 (ko) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100472123B1 (ko) * | 2002-10-17 | 2005-03-10 | (주)넥센나노텍 | 중공형 나노 탄소섬유 제조법 |
KR100475254B1 (ko) * | 2002-08-28 | 2005-03-10 | 주식회사 동운인터내셔널 | 신규 구조의 섬유상 탄소 |
KR100483803B1 (ko) * | 2002-10-17 | 2005-04-20 | (주)넥센나노텍 | 섬유상 나노탄소 제조법 |
WO2005050682A1 (en) * | 2003-11-19 | 2005-06-02 | Korea Institute Of Science And Technology | Method for preparing electrode for electrochemical capacitor |
US6960378B1 (en) * | 2002-06-27 | 2005-11-01 | Rensselaer Polytechnic Institute | Tubular microstructures via controlled nanoparticle assembly |
KR100759547B1 (ko) * | 2002-07-29 | 2007-09-18 | 삼성에스디아이 주식회사 | 연료전지용 탄소나노튜브, 그 제조방법 및 이를 채용한연료전지 |
KR100793172B1 (ko) * | 2006-08-30 | 2008-01-10 | 세메스 주식회사 | 탄소나노튜브 제조 설비 및 이를 이용한 탄소나노튜브의제조 방법 |
KR100918633B1 (ko) * | 2002-12-23 | 2009-09-25 | 내셔널 칭화 유니버시티 | 전류 방출을 증가시키는 프로세스 및 장치 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4911758B2 (ja) * | 2006-06-16 | 2012-04-04 | 学校法人 名城大学 | カーボンナノチューブの製造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6232706B1 (en) * | 1998-11-12 | 2001-05-15 | The Board Of Trustees Of The Leland Stanford Junior University | Self-oriented bundles of carbon nanotubes and method of making same |
KR100432056B1 (ko) * | 2001-07-20 | 2004-05-17 | (주)케이에이치 케미컬 | 탄소나노튜브의 제조 방법 |
-
2001
- 2001-11-22 JP JP2001356806A patent/JP3484174B2/ja not_active Expired - Fee Related
- 2001-11-24 KR KR10-2001-0073566A patent/KR100470764B1/ko not_active IP Right Cessation
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6960378B1 (en) * | 2002-06-27 | 2005-11-01 | Rensselaer Polytechnic Institute | Tubular microstructures via controlled nanoparticle assembly |
KR100759547B1 (ko) * | 2002-07-29 | 2007-09-18 | 삼성에스디아이 주식회사 | 연료전지용 탄소나노튜브, 그 제조방법 및 이를 채용한연료전지 |
KR100475254B1 (ko) * | 2002-08-28 | 2005-03-10 | 주식회사 동운인터내셔널 | 신규 구조의 섬유상 탄소 |
KR100472123B1 (ko) * | 2002-10-17 | 2005-03-10 | (주)넥센나노텍 | 중공형 나노 탄소섬유 제조법 |
KR100483803B1 (ko) * | 2002-10-17 | 2005-04-20 | (주)넥센나노텍 | 섬유상 나노탄소 제조법 |
KR100918633B1 (ko) * | 2002-12-23 | 2009-09-25 | 내셔널 칭화 유니버시티 | 전류 방출을 증가시키는 프로세스 및 장치 |
WO2005050682A1 (en) * | 2003-11-19 | 2005-06-02 | Korea Institute Of Science And Technology | Method for preparing electrode for electrochemical capacitor |
KR100793172B1 (ko) * | 2006-08-30 | 2008-01-10 | 세메스 주식회사 | 탄소나노튜브 제조 설비 및 이를 이용한 탄소나노튜브의제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
JP3484174B2 (ja) | 2004-01-06 |
KR100470764B1 (ko) | 2005-03-08 |
JP2002220216A (ja) | 2002-08-09 |
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