JP4546975B2 - 気相反応法を用いた金属ナノ粉末の製造方法 - Google Patents
気相反応法を用いた金属ナノ粉末の製造方法 Download PDFInfo
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- JP4546975B2 JP4546975B2 JP2007014915A JP2007014915A JP4546975B2 JP 4546975 B2 JP4546975 B2 JP 4546975B2 JP 2007014915 A JP2007014915 A JP 2007014915A JP 2007014915 A JP2007014915 A JP 2007014915A JP 4546975 B2 JP4546975 B2 JP 4546975B2
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- gas
- chloride
- metal
- nickel
- nanopowder
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Classifications
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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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
- B22F9/26—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions using gaseous reductors
-
- 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
-
- 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
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/15—Nickel or cobalt
-
- 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
- B22F2304/00—Physical aspects of the powder
- B22F2304/05—Submicron size particles
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Nanotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Description
塩化ニッケル(NiCl2)5gを耐火容器に入れ、図1に示すように本発明の装置を組み立てた後、第1ガス注入管から窒素ガスを30分間流した。石英管内部の空気の排出が終わった後、反応炉の温度を900℃、蒸発炉の温度を780℃に昇温し、昇温が終わると、窒素の供給はそのまま維持し、第2ガス注入管から水素ガスとアンモニアガスを同時に供給して、ニッケルナノ粉末を製造した。ここで、窒素:水素の供給割合は1:1にし、水素:アンモニアガスの供給割合は10:1にした。塩化ニッケルと水素との反応により生成されたニッケルナノ粉末は、供給ガスと共に外部に排出させ、排出ガスを灯油が充填された液相捕集器を通過させることにより、ニッケルナノ粉末を回収した。
塩化ニッケル5gを耐火容器に入れ、実施例1と同様に本発明の装置を組み立てた後、第1ガス注入管から窒素ガスを30分間流した。石英管内部の空気の排出が終わった後、反応炉の温度を500℃、蒸発炉の温度を850℃に昇温し、昇温が終わると、実施例1と同様の方法で、第2ガス注入管から水素ガスとアンモニアガスを同時に供給した。ここで、窒素:水素の供給割合は5:1にし、水素:アンモニアガスの供給割合は5:1にした。塩化ニッケルと水素との反応により生成されたニッケルナノ粉末は、実施例1と同様の方法で、液相捕集器を使用して回収した。
3、4 管状炉
5 塩化ニッケル
6 耐火容器
7、8 ガス注入管
9 排出管
10 ゴム栓
Claims (4)
- 窒素ガスを供給しながら原料である金属塩化物を蒸発させる工程と、
窒素ガスの供給を維持しながら還元剤としての水素ガスと金属粒子の凝集及び成長抑制剤としてのアンモニアガスを同時に供給して、前記蒸発させた金属塩化物蒸気との還元反応により金属ナノ粉末を得る工程とを含み、
供給ガスである窒素ガス:水素ガスの割合が1:1〜5:1の範囲であり、水素ガス:アンモニアガスの割合が5:1〜10:1の範囲である
ことを特徴とする金属ナノ粉末の製造方法。 - 窒素ガスの供給と水素ガスの供給とを独立して行う、請求項1記載の金属ナノ粉末の製造方法。
- 前記金属塩化物が、ニッケル塩化物、タングステン塩化物、鉄塩化物、クロム塩化物、及び銅塩化物から選択されるいずれか1つである、請求項1記載の金属ナノ粉末の製造方法。
- 前記金属塩化物がニッケル塩化物であり、ニッケル塩化物の蒸発温度が780〜850℃の範囲であり、蒸発したニッケル塩化物蒸気と水素ガス及びアンモニアガスとの反応温度が500〜900℃の範囲である、請求項3に記載の金属ナノ粉末の製造方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020060078431A KR100808027B1 (ko) | 2006-08-18 | 2006-08-18 | 기상반응법을 이용한 니켈 나노분말의 제조방법 |
Publications (2)
Publication Number | Publication Date |
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JP2008045202A JP2008045202A (ja) | 2008-02-28 |
JP4546975B2 true JP4546975B2 (ja) | 2010-09-22 |
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JP2007014915A Expired - Fee Related JP4546975B2 (ja) | 2006-08-18 | 2007-01-25 | 気相反応法を用いた金属ナノ粉末の製造方法 |
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JP (1) | JP4546975B2 (ja) |
KR (1) | KR100808027B1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101854500B1 (ko) * | 2015-04-28 | 2018-05-03 | 주식회사 엘지화학 | 태양전지 광흡수층 제조용 금속 나노 입자 합성 방법 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101132436B1 (ko) | 2010-02-24 | 2012-03-30 | 국민대학교산학협력단 | 스피넬 바나데이트 물질의 제조방법 |
CN102764895B (zh) * | 2012-07-30 | 2014-04-16 | 北京科技大学 | 一种制备高纯超细镍粉的装置及其方法 |
JP6811515B2 (ja) * | 2017-03-28 | 2021-01-13 | 日本新金属株式会社 | 微細タングステン粉末の製造方法 |
CN113070474A (zh) * | 2021-03-29 | 2021-07-06 | 深圳市注成科技股份有限公司 | 一种纳米钨铜合金散热片的制备成形方法 |
KR102466390B1 (ko) * | 2021-08-05 | 2022-11-11 | 한국생산기술연구원 | 선택적 산화 열처리를 이용한 Fe계 연자성 합금 분말 제조 장치 및 그 방법 |
KR102466392B1 (ko) * | 2021-08-05 | 2022-11-11 | 한국생산기술연구원 | 선택적 산화 열처리를 이용한 균일 절연막이 코팅된 연자성 합금 분말 제조 장치 및 그 방법 |
KR102642963B1 (ko) * | 2021-09-07 | 2024-03-05 | 한국생산기술연구원 | 기상합성법을 이용한 금속 나노분말의 제조방법 |
KR102564634B1 (ko) * | 2021-11-10 | 2023-08-08 | 한국생산기술연구원 | 무기분말의 제조장치 및 제조방법 |
JP7236063B1 (ja) | 2021-11-10 | 2023-03-09 | コリア インスティチュート オブ インダストリアル テクノロジー | 無機粉末の製造装置及び製造方法 |
KR102572729B1 (ko) * | 2021-11-10 | 2023-08-31 | 한국생산기술연구원 | 무기분말의 제조장치 및 제조방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59170211A (ja) * | 1983-03-14 | 1984-09-26 | Toho Aen Kk | 超微粉の製造方法 |
JPS6148506A (ja) * | 1984-08-10 | 1986-03-10 | Mitsui Toatsu Chem Inc | 気相法微粒子の精製方法 |
WO2002102533A1 (fr) * | 2001-06-14 | 2002-12-27 | Toho Titanium Co., Ltd. | Procede de production de poudre metallique et poudre metallique ainsi produite, pate electroconductrice et condensateur ceramique monolithique |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0412008A (ja) * | 1990-04-27 | 1992-01-16 | Mitsubishi Petrochem Co Ltd | 磁性粉末の製造法 |
JPH1180816A (ja) | 1997-09-10 | 1999-03-26 | Sumitomo Metal Mining Co Ltd | 導電ペースト用ニッケル粉末とその製造方法 |
KR100526728B1 (ko) * | 2003-05-13 | 2005-11-09 | 한국과학기술연구원 | 염화텅스텐으로부터 나노 텅스텐 분말의 제조 방법 |
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2006
- 2006-08-18 KR KR1020060078431A patent/KR100808027B1/ko not_active IP Right Cessation
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- 2007-01-25 JP JP2007014915A patent/JP4546975B2/ja not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59170211A (ja) * | 1983-03-14 | 1984-09-26 | Toho Aen Kk | 超微粉の製造方法 |
JPS6148506A (ja) * | 1984-08-10 | 1986-03-10 | Mitsui Toatsu Chem Inc | 気相法微粒子の精製方法 |
WO2002102533A1 (fr) * | 2001-06-14 | 2002-12-27 | Toho Titanium Co., Ltd. | Procede de production de poudre metallique et poudre metallique ainsi produite, pate electroconductrice et condensateur ceramique monolithique |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101854500B1 (ko) * | 2015-04-28 | 2018-05-03 | 주식회사 엘지화학 | 태양전지 광흡수층 제조용 금속 나노 입자 합성 방법 |
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KR20080016371A (ko) | 2008-02-21 |
KR100808027B1 (ko) | 2008-02-28 |
JP2008045202A (ja) | 2008-02-28 |
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