JP2004323968A - 超微粒TiC−遷移金属系複合粉末の製造方法 - Google Patents
超微粒TiC−遷移金属系複合粉末の製造方法 Download PDFInfo
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- 239000000843 powder Substances 0.000 title claims abstract description 98
- 239000002131 composite material Substances 0.000 title claims abstract description 56
- 229910052723 transition metal Inorganic materials 0.000 title claims abstract description 49
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 150000003839 salts Chemical class 0.000 claims abstract description 29
- 150000003624 transition metals Chemical class 0.000 claims abstract description 23
- 239000002994 raw material Substances 0.000 claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 17
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000010936 titanium Substances 0.000 claims abstract description 15
- 239000002905 metal composite material Substances 0.000 claims abstract description 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 11
- 239000002105 nanoparticle Substances 0.000 claims abstract description 11
- 239000002245 particle Substances 0.000 claims abstract description 11
- 239000002243 precursor Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000002002 slurry Substances 0.000 claims abstract description 10
- 230000001590 oxidative effect Effects 0.000 claims abstract description 9
- 238000001354 calcination Methods 0.000 claims abstract description 8
- 238000001694 spray drying Methods 0.000 claims abstract description 8
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 5
- 230000009467 reduction Effects 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000005255 carburizing Methods 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 4
- 239000002253 acid Substances 0.000 abstract description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract 1
- 238000010586 diagram Methods 0.000 abstract 1
- 229910052719 titanium Inorganic materials 0.000 abstract 1
- 229910002651 NO3 Inorganic materials 0.000 description 7
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 7
- 229910010413 TiO 2 Inorganic materials 0.000 description 7
- 238000000498 ball milling Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 238000002441 X-ray diffraction Methods 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 230000001678 irradiating effect Effects 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229910052755 nonmetal Inorganic materials 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- QGUAJWGNOXCYJF-UHFFFAOYSA-N cobalt dinitrate hexahydrate Chemical compound O.O.O.O.O.O.[Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O QGUAJWGNOXCYJF-UHFFFAOYSA-N 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- AKMXMQQXGXKHAN-UHFFFAOYSA-N titanium;hydrate Chemical compound O.[Ti] AKMXMQQXGXKHAN-UHFFFAOYSA-N 0.000 description 1
- 239000011882 ultra-fine particle Substances 0.000 description 1
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- C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
- C22B34/1263—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining metallic titanium from titanium compounds, e.g. by reduction
- C22B34/1281—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining metallic titanium from titanium compounds, e.g. by reduction using carbon containing agents, e.g. C, CO, carbides
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Abstract
【解決手段】 本発明による超微粒TiC−遷移金属系複合粉末の製造方法は、Tiが含有された水溶性塩や、メタチタン酸[TiO(OH)2]スラリーまたは超微粒チタニウム酸化物粉末中の一つと、遷移金属が含有された水溶性金属塩を水に溶かして混合原料を準備し、該混合原料を噴霧乾燥して前駆体粉末を得た後、前記前駆体粉末をか焼熱処理して超微粒Ti−遷移金属複合酸化物粉末を作る。その後、前記超微粒Ti−遷移金属複合酸化物粉末にナノサイズの炭素粒子を混合した後、これを乾燥された複合酸化物粉末を非酸化性雰囲気で還元、浸炭熱処理する。
【選択図】 図1
Description
Claims (5)
- TiC−遷移金属系複合粉末の製造方法において,
Tiが含有された原料と遷移金属が含有された金属塩を混合した混合原料を準備し、該混合原料を噴霧乾燥して前駆体粉末を得る段階;
前記前駆体粉末をか焼熱処理して超微粒Ti−遷移金属複合酸化物粉末を作る段階;
前記超微粒Ti−遷移金属複合酸化物粉末にナノサイズの炭素粒子を混合した後、これを乾燥して複合酸化物粉末を得る段階;及び
前記で乾燥された複合酸化物粉末を非酸化性雰囲気において、還元、浸炭熱処理する段階を含んで構成されることを特徴とする超微粒TiC−遷移金属複合粉末の製造方法。 - 前記混合原料はTiが含有された水溶性塩や、TiO(OH)2系スラリーまたは超微粒チタニウム酸化物粉末中の一つと、遷移金属が含有された水溶性金属塩を水に溶かすか分散させて準備することを特徴とする請求項1に記載の超微粒Ti−遷移金属複合粉末の製造方法。
- 前記遷移金属の量は、前記複合粉末中に1〜30重量%の範囲で含有されることを特徴とする請求項1に記載の超微粒TiC−遷移金属複合粉末の製造方法。
- 前記か焼は350℃ないし1000℃の間の温度で行うことを特徴とする請求項1に記載の超微粒TiC-遷移金属複合粉末の製造方法。
- 前記還元、浸炭熱処理は600℃ないし1100℃の温度の間で還元した後、さらに1200℃ないし1350℃の温度の間で還元、浸炭を行うことを特徴とする請求項1に記載の超微粒TiC−遷移金属複合粉末の製造方法。
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KR1020030026985A KR100545897B1 (ko) | 2003-04-29 | 2003-04-29 | 초미립 TiC- 전이금속계 복합분말 제조방법 |
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US (1) | US7258722B2 (ja) |
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US7915187B2 (en) | 2005-03-30 | 2011-03-29 | Fukuoka Prefecture | Titanium carbide powder and titanium carbide-ceramics composite powder and method for production thereof, and sintered compact from the titanium carbide powder and sintered compact from the titanium carbide/ceramics composite powders and method for production thereof |
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CN109576520B (zh) * | 2018-11-30 | 2020-04-17 | 安徽工业大学 | 一种采用纳米熔盐制备含纳米颗粒硅铝铁合金的方法 |
CN110714218B (zh) * | 2019-10-23 | 2021-07-06 | 湖州师范学院 | 一种利用电化学阳离子插层制备MXenes的方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2491410A (en) * | 1945-07-23 | 1949-12-13 | Nat Lead Co | Graphite-free titanium carbide and method of making same |
US3488291A (en) * | 1964-06-17 | 1970-01-06 | Cabot Corp | Process and composition for the production of cemented metal carbides |
US3379647A (en) * | 1966-05-04 | 1968-04-23 | Carborundum Co | Metal carbide and boride production |
US3914113A (en) * | 1970-09-11 | 1975-10-21 | Quebec Iron & Titanium Corp | Titanium carbide preparation |
US5166103A (en) * | 1991-08-13 | 1992-11-24 | Vladimir Krstic | Method of making monotunsten carbide and mixtures of monotungsten carbide-titanium carbide powders |
US6214309B1 (en) * | 1997-09-24 | 2001-04-10 | University Of Connecticut | Sinterable carbides from oxides using high energy milling |
US6793875B1 (en) * | 1997-09-24 | 2004-09-21 | The University Of Connecticut | Nanostructured carbide cermet powders by high energy ball milling |
KR100346762B1 (ko) * | 1999-07-21 | 2002-07-31 | 한국기계연구원 | 초미립 WC/TiC/Co 복합초경분말 제조방법 |
KR100374705B1 (ko) | 2000-06-19 | 2003-03-04 | 한국기계연구원 | 탄화텅스텐/코발트계 초경합금의 제조방법 |
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2003
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- 2003-12-22 JP JP2003425870A patent/JP2004323968A/ja active Pending
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Cited By (7)
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US7915187B2 (en) | 2005-03-30 | 2011-03-29 | Fukuoka Prefecture | Titanium carbide powder and titanium carbide-ceramics composite powder and method for production thereof, and sintered compact from the titanium carbide powder and sintered compact from the titanium carbide/ceramics composite powders and method for production thereof |
US8148281B2 (en) | 2005-03-30 | 2012-04-03 | Fukuoka Prefecture | Titanium carbide powder and titanium carbide-ceramics composite powder and method for production thereof, and sintered compact from the titanium carbide powder and sintered compact from the titanium carbide/ceramics composite powders and method for production thereof |
JP2008525646A (ja) * | 2006-03-17 | 2008-07-17 | 株式会社ナノテック | 超微粒タングステンカーバイド−コバルト複合粉末の製造方法 |
CN103394702A (zh) * | 2013-07-17 | 2013-11-20 | 河北工程大学 | 一种均匀高效生产纳米结构弥散强化铁基合金用预合金粉末的方法 |
CN103394702B (zh) * | 2013-07-17 | 2015-11-25 | 河北工程大学 | 一种均匀高效生产纳米结构弥散强化铁基合金用预合金粉末的方法 |
CN103611943A (zh) * | 2013-11-20 | 2014-03-05 | 西安近代化学研究所 | 一种碳包覆纳米铝粉的制备方法 |
CN111547724A (zh) * | 2020-05-20 | 2020-08-18 | 蓬莱市超硬复合材料有限公司 | 一种超细碳化钛粉末及其制备方法 |
Also Published As
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US7258722B2 (en) | 2007-08-21 |
KR100545897B1 (ko) | 2006-01-24 |
US20040216559A1 (en) | 2004-11-04 |
KR20040095953A (ko) | 2004-11-16 |
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