JP5270632B2 - ナノカーボンと金属又はセラミックとの複合材料の生産方法 - Google Patents
ナノカーボンと金属又はセラミックとの複合材料の生産方法 Download PDFInfo
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- JP5270632B2 JP5270632B2 JP2010206684A JP2010206684A JP5270632B2 JP 5270632 B2 JP5270632 B2 JP 5270632B2 JP 2010206684 A JP2010206684 A JP 2010206684A JP 2010206684 A JP2010206684 A JP 2010206684A JP 5270632 B2 JP5270632 B2 JP 5270632B2
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/628—Coating the powders or the macroscopic reinforcing agents
- C04B35/62844—Coating fibres
- C04B35/62876—Coating fibres with metals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
- B22F1/054—Nanosized particles
- B22F1/0547—Nanofibres or nanotubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/18—Non-metallic particles coated with metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
-
- 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
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/628—Coating the powders or the macroscopic reinforcing agents
- C04B35/62892—Coating the powders or the macroscopic reinforcing agents with a coating layer consisting of particles
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/52—Constituents or additives characterised by their shapes
- C04B2235/5208—Fibers
- C04B2235/5216—Inorganic
- C04B2235/524—Non-oxidic, e.g. borides, carbides, silicides or nitrides
- C04B2235/5248—Carbon, e.g. graphite
Description
[1](1)ナノカーボンに金属層をコーティングする段階と、
(2)金属層がコーティングされたナノカーボンを熱処理して複合ナノ粉末を生産する段階と、
(3)その複合ナノ粉末を焼結する段階と、
を含む複合材料の生産方法。
[2]その段階(1)以前に、分散剤の使用、超音波攪拌、又はこれらの組み合わせによりそのナノカーボンを分散させる段階を更に含む、第[1]項に記載の複合材料の生産方法。
[3]その段階(2)以後に、還元性気体雰囲気下で熱処理をして、その段階(2)で複合ナノ粉末の表面に生成された酸化層を除去する段階を更に含む、第[1]項に記載の複合材料の生産方法。
[4]その熱処理を真空又は不活性気体雰囲気下で行って金属ナノ粒子を形成するか、又は窒素、酸素、フッ素若しくは塩素雰囲気下で行ってセラミックナノ粒子を形成する、第[1]項に記載の複合材料の生産方法。
[5]その段階(2)以後に、その段階(1)の金属と同種又は異種の、金属又はセラミックナノ粒子を追加する段階を更に含む、第[4]項に記載の複合材料の生産方法。
[6]そのナノカーボンが、カーボンナノチューブ、カーボンナノロッド、グラフェン、及びカーボンナノファイバーから成る群から選択される少なくとも1つである、第[1]項に記載の複合材料の生産方法。
[7]その金属が、銅、ニッケル、金、銀、白金、チタン、亜鉛、マンガン、及びガリウムから成る群から選択される少なくとも1つである、第[1]項に記載の複合材料の生産方法。
[8]その金属層の厚さが10nm〜1μmである、第[1]項に記載の複合材料の生産方法。
[9]その複合ナノ粉末中の前記金属とそのナノカーボンとの質量比が99.99:0.01〜50:50である、第[1]項に記載の複合材料の生産方法。
[10]そのコーティングが、無電解メッキ法、電解メッキ法、スパッタリング法、蒸着法、又は化学気相蒸着法により行われる、第[1]項に記載の複合材料の生産方法。
[11]その焼結が、冷間若しくは熱間成形後の熱処理、又は、スパークプラズマ焼結法により行われる、第[1]項に記載の複合材料の生産方法。
図2は、本発明の実施例によるカーボンナノファイバー/銅ナノ複合粉末の生産の詳細工程を示すフローチャートである。本実施例1においては、ナノカーボンとして、直径が約100nmであり、長さが約10μmであるカーボンナノファイバーを使用した。
実施例2において、実施例1と同様に、同一のカーボンナノファイバーと同一の銅メッキ条件下でカーボンナノファイバーに銅層を形成した。ただし、銅がメッキされたカーボンナノファイバーを酸素雰囲気で熱処理して、セラミック粉末(酸化物)とカーボンナノファイバーが均一に混合された複合粉末を生産した。
実施例3において、実施例1と同一条件でカーボンナノファイバーと銅ナノ粒子が均一に混合されたナノ複合材料を生成した後、異種の金属粒子を混合して複合材料を生産した。
2 金属コーティング層
3 金属ナノ粒子
4 銅ナノ粒子
5 ニッケル金属粒子
Claims (9)
- (1’)分散剤の使用、超音波撹拌、又はこれらの組み合わせによりナノカーボンを分散させる段階と、
(1)該ナノカーボンに金属層をコーティングする段階と、
(2)金属層がコーティングされたナノカーボンを窒素、酸素、フッ素もしくは塩素雰囲気下で熱処理して複合ナノ粉末を生産する段階と、
(3)複合ナノ粉末を焼結する段階とを含み、
前記複合ナノ粉末は、前記熱処理により前記金属層から形成されたセラミックナノ粒子が前記ナノカーボンに分散しているものである、複合材料の生産方法。 - 前記段階(2)以後に、還元性気体雰囲気下で熱処理をして、前記段階(2)で複合ナノ粉末の表面に生成された酸化層を除去する段階を更に含む、請求項1に記載の複合材料の生産方法。
- 前記段階(2)以後に、前記段階(1)の金属と同種又は異種の、金属又はセラミックナノ粒子を追加する段階を更に含む、請求項1に記載の複合材料の生産方法。
- 前記ナノカーボンが、カーボンナノチューブ、カーボンナノロッド、グラフェン、及びカーボンナノファイバーから成る群から選択される少なくとも1つである、請求項1に記載の複合材料の生産方法。
- 前記金属が、銅、ニッケル、金、銀、白金、チタン、亜鉛、マンガン、及びガリウムから成る群から選択される少なくとも1つである、請求項1に記載の複合材料の生産方法。
- 前記金属層の厚さが10nmから1μmである、請求項1に記載の複合材料の生産方法。
- 前記複合ナノ粉末中の前記金属と前記ナノカーボンとの質量比が99.99:0.01から50:50である、請求項1に記載の複合材料の生産方法。
- 前記コーティングが、無電解メッキ法、電解メッキ法、スパッタリング法、蒸着法、又は化学気相蒸着法により行われる、請求項1に記載の複合材料の生産方法。
- 前記焼結が、冷間若しくは熱間成形後の熱処理、又は、スパークプラズマ焼結法により行われる、請求項1に記載の複合材料の生産方法。
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KR1020100059756A KR20110139588A (ko) | 2010-06-23 | 2010-06-23 | 나노카본과 금속 또는 세라믹 복합재료의 제조방법 |
KR10-2010-0059756 | 2010-06-23 |
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JP2012006819A JP2012006819A (ja) | 2012-01-12 |
JP5270632B2 true JP5270632B2 (ja) | 2013-08-21 |
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US (1) | US20110318504A1 (ja) |
EP (1) | EP2402285B1 (ja) |
JP (1) | JP5270632B2 (ja) |
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KR101365457B1 (ko) * | 2012-03-15 | 2014-02-21 | 한국기계연구원 | 니켈 코팅 나노카본의 제조 방법 |
KR101609028B1 (ko) | 2013-11-29 | 2016-04-05 | 엘에스산전 주식회사 | 전기접점재료 및 이의 제조방법 |
CN104085876B (zh) * | 2014-06-30 | 2016-01-20 | 济南大学 | 一种碳纳米管负载双金属氧化物空心纳米颗粒的制备方法 |
US9482477B2 (en) * | 2014-07-28 | 2016-11-01 | Northrop Grumman Systems Corporation | Nano-thermal agents for enhanced interfacial thermal conductance |
KR101637706B1 (ko) * | 2014-10-29 | 2016-07-07 | 현대자동차주식회사 | 소결용 세라믹 그래핀 복합 구조체, 이를 이용한 그래핀 금속 나노 복합 소재 및 그 제조방법 |
TWI654074B (zh) * | 2015-02-12 | 2019-03-21 | 台灣奈米碳素股份有限公司 | Method for producing composite material containing carbon material by using high energy thrust |
US10878976B2 (en) | 2015-06-19 | 2020-12-29 | Hamilton Sundstrand Corporation | Composites and methods of making composite materials |
CN105161312B (zh) * | 2015-09-24 | 2017-11-17 | 复旦大学 | 一种碳纳米纤维‑石墨烯复合气凝胶及其协同组装制备方法 |
CN105458292B (zh) * | 2015-12-10 | 2018-04-17 | 北京理工大学 | 一种碳纳米管/铜粉体的制备方法 |
CN106185885B (zh) * | 2016-06-30 | 2018-07-03 | 天津大学 | 具有各向同性高导热、弹性的三维石墨烯和碳纳米管复合材料的制备方法 |
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US6975063B2 (en) * | 2002-04-12 | 2005-12-13 | Si Diamond Technology, Inc. | Metallization of carbon nanotubes for field emission applications |
US7531267B2 (en) * | 2003-06-02 | 2009-05-12 | Kh Chemicals Co., Ltd. | Process for preparing carbon nanotube electrode comprising sulfur or metal nanoparticles as a binder |
KR100558966B1 (ko) * | 2003-07-25 | 2006-03-10 | 한국과학기술원 | 탄소나노튜브가 강화된 금속 나노복합분말 및 그 제조방법 |
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- 2010-06-23 KR KR1020100059756A patent/KR20110139588A/ko not_active Application Discontinuation
- 2010-08-26 US US12/868,829 patent/US20110318504A1/en not_active Abandoned
- 2010-08-30 EP EP10008976.2A patent/EP2402285B1/en active Active
- 2010-09-15 JP JP2010206684A patent/JP5270632B2/ja not_active Expired - Fee Related
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EP2402285B1 (en) | 2017-11-29 |
KR20110139588A (ko) | 2011-12-29 |
EP2402285A1 (en) | 2012-01-04 |
JP2012006819A (ja) | 2012-01-12 |
US20110318504A1 (en) | 2011-12-29 |
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