JP2007517760A5 - - Google Patents
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- JP2007517760A5 JP2007517760A5 JP2006549251A JP2006549251A JP2007517760A5 JP 2007517760 A5 JP2007517760 A5 JP 2007517760A5 JP 2006549251 A JP2006549251 A JP 2006549251A JP 2006549251 A JP2006549251 A JP 2006549251A JP 2007517760 A5 JP2007517760 A5 JP 2007517760A5
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- Prior art keywords
- carbon nanotube
- nanotube dispersion
- solvent
- carbon
- mixture
- Prior art date
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- 239000002041 carbon nanotube Substances 0.000 claims 31
- 229910021393 carbon nanotube Inorganic materials 0.000 claims 31
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 23
- 239000006185 dispersion Substances 0.000 claims 21
- 229910052751 metal Inorganic materials 0.000 claims 12
- 239000002184 metal Substances 0.000 claims 12
- 239000002109 single walled nanotube Substances 0.000 claims 9
- 239000000203 mixture Substances 0.000 claims 8
- OZAIFHULBGXAKX-UHFFFAOYSA-N precursor Substances N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims 8
- 239000004094 surface-active agent Substances 0.000 claims 8
- 239000002904 solvent Substances 0.000 claims 7
- 239000011877 solvent mixture Substances 0.000 claims 5
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims 4
- 150000002500 ions Chemical class 0.000 claims 3
- 239000002071 nanotube Substances 0.000 claims 3
- 238000000527 sonication Methods 0.000 claims 3
- 210000003284 Horns Anatomy 0.000 claims 2
- 230000031700 light absorption Effects 0.000 claims 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims 2
- 229910052697 platinum Inorganic materials 0.000 claims 2
- 239000005092 Ruthenium Substances 0.000 claims 1
- 239000000654 additive Substances 0.000 claims 1
- 238000001354 calcination Methods 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 claims 1
- 238000004108 freeze drying Methods 0.000 claims 1
- 239000000446 fuel Substances 0.000 claims 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims 1
- 229910052744 lithium Inorganic materials 0.000 claims 1
- 238000002156 mixing Methods 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 239000003960 organic solvent Substances 0.000 claims 1
- 229910052763 palladium Inorganic materials 0.000 claims 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims 1
- 229910052707 ruthenium Inorganic materials 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 239000000725 suspension Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Claims (24)
- カーボンナノチューブ分散物を生成する方法であって、該方法は:
湿潤状態を有する、ある量の単層カーボンナノチューブを提供する工程;
該単層カーボンナノチューブと溶媒とを合わせて、ナノチューブ−溶媒混合物を形成する工程;および
超音波処理した混合物が、該カーボンナノチューブ分散物を構成する該ナノチューブと該溶媒との過飽和混合物を構成するまで、該ナノチューブ−溶媒混合物を、高周波数で超音波処理する工程
を包含し、該カーボンナノチューブ分散物は、超音波処理前の該ナノチューブ−溶媒混合物よりも高い粘度を有する、方法。 - 前記ナノチューブ−溶媒混合物が、2重量%以上のカーボンナノチューブを含有する、請求項1に記載の方法。
- 前記カーボンナノチューブが、機能化されていない、請求項1または2のいずれか1項に記載の方法。
- 前記ナノチューブ−溶媒混合物が、添加物も外部化学因子も含まない、請求項1〜3のいずれか1項に記載の方法。
- 前記高周波数が、少なくとも20KHzである、請求項1〜4のいずれか1項に記載の方法。
- 前記溶媒が、水である、請求項1〜5のいずれかに記載の方法。
- 前記溶媒が、有機溶媒である、請求項1〜5のいずれかに記載の方法。
- 前記カーボンナノチューブ分散物の粘度が、0.001Pa.秒〜1000Pa.秒である、請求項1〜7のいずれか1項に記載の方法。
- 前記カーボンナノチューブ分散物の粘度が、0.1Pa.秒〜10Pa.秒である、請求項1〜7のいずれか1項に記載の方法。
- 請求項1〜9のいずれか1項に記載の方法によって生成される、カーボンナノチューブ分散物。
- 前記カーボンナノチューブ分散物が凍結乾燥された後の、請求項10に記載のカーボンナノチューブ分散物を含む、カーボンナノチューブ分散物。
- 金属−カーボンナノチューブペーストを生成する方法であって、該方法は:
溶媒中に分散された単層カーボンナノチューブを含み、そしてペースト様コンシステンシーを有する、ある量のカーボンナノチューブ分散物を提供する工程、
該カーボンナノチューブ分散物と金属前駆体溶液とを合わせて混合して、ナノチューブ−金属前駆体混合物を形成する工程;ならびに
該ナノチューブ−金属前駆体混合物を超音波処理して、該カーボンナノチューブ上への該金属前駆体の金属イオンの拡散および吸着を増大させ、該金属−カーボンナノチューブペーストを形成する工程
を包含する、方法。 - 前記金属前駆体が、白金を含む、請求項12に記載の方法。
- 前記金属前駆体が、パラジウム、ルテニウム、ニッケルまたはリチウムの少なくとも1つを含み、そして必要に応じて白金をさらに含む、請求項12に記載の方法。
- 前記金属前駆体溶液の金属イオンの電荷と反対の電荷を有するように、前記カーボンナノチューブ分散物のナノチューブのpHを調整する工程を包含する、請求項12〜14のいずれか1項に記載の方法。
- 前記金属前駆体の金属イオンを還元するさらなる工程を包含する、請求項12〜15のいずれか1項に記載の方法。
- 前記カーボンナノチューブ分散物が、請求項10または11のいずれかに記載のカーボンナノチューブ分散物である、請求項12〜16のいずれか1項に記載の方法。
- 前記金属−カーボンナノチューブペーストを凍結乾燥するさらなる工程を包含する、請求項12〜17のいずれか1項に記載の方法。
- 前記金属−カーボンナノチューブペーストをか焼する工程を包含する、請求項12〜18のいずれか1項に記載の方法。
- 請求項12〜19のいずれか1項に記載の方法により生成される、金属カーボンナノチューブペースト。
- 請求項20に記載の金属−カーボンナノチューブペーストを含む、燃料電池電極。
- カーボンナノチューブ分散物であって、以下:
溶媒中に分散され、ペースト様コンシステンシーを有する単層カーボンナノチューブ
を含み、ここで、該カーボンナノチューブ分散物が界面活性剤溶液と合わせられ、ホーンソニケーターで500〜750Wで超音波処理される場合、5分間の超音波処理の後、該界面活性剤溶液中への該単層カーボンナノチューブの最大の達成可能な再懸濁の少なくとも50%の、該界面活性剤溶液中への該単層カーボンナノチューブの再懸濁を提供し、該再懸濁は、800〜900nmの波長での光吸収により測定される、カーボンナノチューブ分散物体。 - 単層カーボンナノチューブ再懸濁を提供する方法であって、以下:
溶媒中に分散されたカーボンナノチューブを含み、そしてペースト様コンシステンシーを有するカーボンナノチューブ分散物を提供する工程;
該カーボンナノチューブ分散物と界面活性剤溶液とを合わせて、ナノチューブ−界面活性剤混合物を作製する工程;ならびに
該ナノチューブ−界面活性剤混合物をホーンソニケーターで500〜750Wにおいて超音波処理する工程
を包含し、
ここで、超音波処理の5分後、該ナノチューブ−界面活性剤混合物中への該単層カーボンナノチューブの再懸濁は、該ナノチューブ−界面活性剤混合物中への該単層カーボンナノチューブの最大の達成可能な再懸濁の、少なくとも50%を有し、ここで、該単層カーボンナノチューブの再懸濁は、800〜900nmの波長での光吸収により測定される、方法。 - 前記カーボンナノチューブ分散物が、請求項10、11または22のいずれか1項に記載のカーボンナノチューブ分散物である、請求項23に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US53527304P | 2004-01-09 | 2004-01-09 | |
US57021304P | 2004-05-12 | 2004-05-12 | |
PCT/US2004/038137 WO2005069765A2 (en) | 2004-01-09 | 2004-11-15 | Carbon nanotube pastes and methods of use |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007517760A JP2007517760A (ja) | 2007-07-05 |
JP2007517760A5 true JP2007517760A5 (ja) | 2007-12-20 |
Family
ID=34811306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006549251A Pending JP2007517760A (ja) | 2004-01-09 | 2004-11-15 | カーボンナノチューブペーストおよび使用方法 |
Country Status (8)
Country | Link |
---|---|
US (2) | US7279247B2 (ja) |
EP (1) | EP1748837A4 (ja) |
JP (1) | JP2007517760A (ja) |
KR (1) | KR20060133577A (ja) |
AU (1) | AU2004314423A1 (ja) |
CA (1) | CA2549850A1 (ja) |
MX (1) | MXPA06006805A (ja) |
WO (1) | WO2005069765A2 (ja) |
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-
2004
- 2004-11-15 US US10/989,124 patent/US7279247B2/en active Active
- 2004-11-15 WO PCT/US2004/038137 patent/WO2005069765A2/en active Application Filing
- 2004-11-15 AU AU2004314423A patent/AU2004314423A1/en not_active Abandoned
- 2004-11-15 CA CA002549850A patent/CA2549850A1/en not_active Abandoned
- 2004-11-15 EP EP04811023A patent/EP1748837A4/en active Pending
- 2004-11-15 KR KR1020067016005A patent/KR20060133577A/ko not_active Application Discontinuation
- 2004-11-15 MX MXPA06006805A patent/MXPA06006805A/es unknown
- 2004-11-15 JP JP2006549251A patent/JP2007517760A/ja active Pending
-
2007
- 2007-10-09 US US11/973,465 patent/US20080213161A1/en not_active Abandoned
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