KR101229611B1 - 산화마그네슘 입자 응집체 및 그 제조 방법 - Google Patents
산화마그네슘 입자 응집체 및 그 제조 방법 Download PDFInfo
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- KR101229611B1 KR101229611B1 KR1020097026196A KR20097026196A KR101229611B1 KR 101229611 B1 KR101229611 B1 KR 101229611B1 KR 1020097026196 A KR1020097026196 A KR 1020097026196A KR 20097026196 A KR20097026196 A KR 20097026196A KR 101229611 B1 KR101229611 B1 KR 101229611B1
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- magnesium oxide
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F5/00—Compounds of magnesium
- C01F5/02—Magnesia
- C01F5/06—Magnesia by thermal decomposition of magnesium compounds
- C01F5/08—Magnesia by thermal decomposition of magnesium compounds by calcining magnesium hydroxide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/10—Magnesium; Oxides or hydroxides thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
- B01J35/45—Nanoparticles
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F5/00—Compounds of magnesium
- C01F5/14—Magnesium hydroxide
- C01F5/22—Magnesium hydroxide from magnesium compounds with alkali hydroxides or alkaline- earth oxides or hydroxides
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/50—Solid solutions
- C01P2002/52—Solid solutions containing elements as dopants
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
- C01P2004/32—Spheres
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
원료 합성예 1 | 비교 원료 합성예 1 | 비교 원료 합성예 2 | |
Mg(OH)2(%) | 99.9991 | 99.9926 | 99.9600 |
Si (질량ppm) | 3 | 6 | 100 |
Al (질량ppm) | <1 | 3 | 90 |
Ca (질량ppm) | 1 | 10 | 50 |
Fe (질량ppm) | 1 | 5 | 90 |
V (질량ppm) | <1 | <1 | <1 |
Cr (질량ppm) | <1 | 2 | 6 |
Mn (질량ppm) | <1 | 10 | 9 |
Ni (질량ppm) | <1 | 1 | 30 |
Zr (질량ppm) | 3 | <1 | 3 |
B (질량ppm) | 1 | <1 | 20 |
Zn (질량ppm) | <1 | 37 | 2 |
불순물 합계(질량ppm) | <15 | <77 | <401 |
BET 비표면적(㎡/g) | 13.6 | 17.3 | 10.4 |
50% 입자 지름 D50(㎛) | 0.38 | 1.26 | 1.73 |
실시예 1 (분무 건조 있음) |
비교예 1 (분무 건조 없음) |
비교예 2 (분무 건조 없음) |
|
Si (질량ppm) | 1 | 6 | 2 |
Al (질량ppm) | <1 | 2 | 1 |
Ca (질량ppm) | 3 | 5 | 3 |
Fe (질량ppm) | 2 | 4 | 11 |
V (질량ppm) | <1 | <1 | 3 |
Cr (질량ppm) | <1 | <1 | 3 |
Mn (질량ppm) | <1 | 8 | 6 |
Ni (질량ppm) | <1 | <1 | 2 |
Zr (질량ppm) | 9 | <1 | 12 |
B (질량ppm) | <1 | <1 | 1 |
Zn (질량ppm) | <1 | 34 | 1 |
불순물 합계(질량ppm) | <22 | <64 | <55 |
입자 형상 | 구상 (응집체 형상) | 부정형, 응집 | 부정형, 응집 |
제1 모드 지름(㎛) | 0.21 | 0.20 | 0.37 |
제2 모드 지름(㎛) | 13.87 | 없음 | 없음 |
응집도(%) | 4 | 60.4 | 63.7 |
유동성 지수 | 63 | 32.5 | 34.5 |
50% 입자 지름 D50(㎛) | 0.23 | 0.37 | 0.34 |
50% 입자 지름 D50(㎛) | 0.40 | 1.04 | 1.09 |
50% 입자 지름 D50(㎛) | 0.88 | 2.52 | 2.61 |
D90/D10 | 3.8 | 6.8 | 7.7 |
Claims (5)
- 산화마그네슘 입자가 응집하여 이루어지는 산화마그네슘 입자 응집체로서, 산화마그네슘 입자가 평균 입자 지름 1㎛ 이하이고, 불순물로서 Si, Al, Ca, Fe, V, Cr, Mn, Ni, Zr, B 및 Zn의 각각을 10 질량ppm 이하 포함하고, 불순물의 합계 질량비가 100 질량ppm 이하이며, 산화마그네슘 입자 응집체가 입자 지름 10㎛ 이상을 갖고, 산화마그네슘 입자 응집체의 형상이 구형인 산화마그네슘 입자 응집체.
- 제1항에 있어서, 수은 압입법에 따른 세공 분포 측정에 있어서, 제1 모드 지름과 제1 모드 지름보다 큰 제2 모드 지름을 가지고, 제1 모드 지름이 0.1 내지 1 ㎛ 및 제2 모드 지름이 8 내지 20㎛인 산화마그네슘 입자 응집체.
- Si, Al, Fe, V, Cr, Mn, Ni, Zr, B 및 Zn의 각각이 10 질량ppm 이하이고, 또한, Ca가 30 질량ppm 이하인 염화마그네슘과 도전율을 0.1 μS/cm 이하로 정제한 순수를 혼합한 수용액에, 알칼리분이 20 내지 50 질량%인 알칼리 수용액을 반응시키고, 수산화마그네슘을 생성하며, 이어서 생성한 수산화마그네슘을 오토클레이브 중에서 수열 처리한 후, 여과, 수세, 건조를 실시함으로써 고순도의 수산화마그네슘 입자를 제조하는 공정과,고순도의 수산화마그네슘 입자를 소성하여, 고순도의 산화마그네슘 입자를 제조하는 공정과,고순도의 산화마그네슘 입자가 분산한 슬러리를 분무 건조하는 공정을 포함하는 산화마그네슘 입자 응집체의 제조 방법.
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Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007168698A JP5016993B2 (ja) | 2007-06-27 | 2007-06-27 | 酸化マグネシウム粒子凝集体及びその製造方法 |
JPJP-P-2007-168698 | 2007-06-27 | ||
PCT/JP2008/061608 WO2009001883A1 (ja) | 2007-06-27 | 2008-06-26 | 酸化マグネシウム粒子凝集体及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
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KR20100022047A KR20100022047A (ko) | 2010-02-26 |
KR101229611B1 true KR101229611B1 (ko) | 2013-02-04 |
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KR1020097026196A Active KR101229611B1 (ko) | 2007-06-27 | 2008-06-26 | 산화마그네슘 입자 응집체 및 그 제조 방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8518536B2 (ko) |
JP (1) | JP5016993B2 (ko) |
KR (1) | KR101229611B1 (ko) |
CN (1) | CN101687659B (ko) |
TW (1) | TWI429592B (ko) |
WO (1) | WO2009001883A1 (ko) |
Families Citing this family (28)
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KR101052344B1 (ko) | 2009-05-01 | 2011-07-27 | 한국기계연구원 | 염화마그네슘으로부터 고순도의 산화마그네슘 분말의 제조방법 |
JP5476826B2 (ja) | 2009-07-14 | 2014-04-23 | 堺化学工業株式会社 | 酸化マグネシウム粒子、その製造方法、放熱性フィラー、樹脂組成物、放熱性グリース及び放熱性塗料組成物 |
US20110014469A1 (en) * | 2009-07-14 | 2011-01-20 | Sakai Chemical Industry Co., Ltd. | Magnesium oxide particle, method for producing it, exoergic filler, resin composition, exoergic grease and exoergic coating composition |
JP5415215B2 (ja) * | 2009-10-02 | 2014-02-12 | タテホ化学工業株式会社 | 分散性に優れる酸化マグネシウム粉末及びその製造方法 |
JP5686563B2 (ja) * | 2010-09-28 | 2015-03-18 | タテホ化学工業株式会社 | 水酸化マグネシウム微粒子及び酸化マグネシウム微粒子、並びにそれらの製造方法 |
JP2012072428A (ja) * | 2010-09-28 | 2012-04-12 | Tateho Chemical Industries Co Ltd | プラズマディスプレイパネルの保護膜用蒸着材 |
JP5773695B2 (ja) * | 2011-03-23 | 2015-09-02 | タテホ化学工業株式会社 | 球状の水酸化マグネシウム粒子、及び球状の酸化マグネシウム粒子、並びにそれらの製造方法 |
CN102198954A (zh) * | 2011-04-22 | 2011-09-28 | 辽宁中大超导材料有限公司 | 一种烧结体氧化镁靶材的杂质控制方法 |
EP2707338A4 (en) * | 2011-05-12 | 2015-01-21 | Imi Tami Institute Research | PHOSPHOCOMENT WITH SLOW RELEASE |
EP2742000A1 (de) * | 2011-08-08 | 2014-06-18 | Basf Se | Verfahren zur herstellung von hochreinem magnesiumhydroxid und magnesiumoxid |
JP5864178B2 (ja) * | 2011-09-16 | 2016-02-17 | タテホ化学工業株式会社 | 高い比表面積を有する球状の水酸化マグネシウム粒子、及び球状の酸化マグネシウム粒子、並びにそれらの製造方法 |
JP5944714B2 (ja) * | 2012-03-27 | 2016-07-05 | タテホ化学工業株式会社 | 水酸化マグネシウム粒子、及びそれを含む樹脂組成物 |
JP5836221B2 (ja) * | 2012-08-03 | 2015-12-24 | 株式会社日立ハイテクノロジーズ | 荷電粒子線装置 |
JP5992846B2 (ja) * | 2013-02-13 | 2016-09-14 | タテホ化学工業株式会社 | 高い比表面積を有する棒状の水酸化マグネシウム粒子、及び棒状の酸化マグネシウム粒子、並びにそれらの製造方法 |
KR101704757B1 (ko) * | 2014-11-25 | 2017-02-08 | 전남대학교산학협력단 | 고순도 무기 산화물의 제조방법 및 상기 제조방법에 의해 제조된 고순도 무기 산화물 |
JP6582356B2 (ja) * | 2015-06-12 | 2019-10-02 | 国立大学法人東京工業大学 | 化学蓄熱材 |
JP6031177B2 (ja) * | 2015-11-17 | 2016-11-24 | タテホ化学工業株式会社 | 高い比表面積を有する球状の水酸化マグネシウム粒子、及びその製造方法 |
JP6817235B2 (ja) * | 2017-02-17 | 2021-01-20 | タテホ化学工業株式会社 | 球状酸化マグネシウム及びその製造方法 |
JP6726146B2 (ja) * | 2017-09-19 | 2020-07-22 | 宇部マテリアルズ株式会社 | 赤潮駆除剤及びこれを用いた赤潮駆除方法 |
US11325869B1 (en) * | 2017-10-20 | 2022-05-10 | United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration | Environmental barrier coatings for improved temperature capabilities and longevity |
EP3835264A4 (en) * | 2018-08-09 | 2022-05-11 | Joint Stock Company Kaustik | Active highly pure magnesium oxide and method for the production thereof |
JP6831498B1 (ja) * | 2019-03-29 | 2021-02-17 | タテホ化学工業株式会社 | 球状酸化マグネシウム、その製造方法、熱伝導性フィラー及び樹脂組成物 |
CN111717926A (zh) * | 2020-07-31 | 2020-09-29 | 河北镁神科技股份有限公司 | 一种塑料母粒用氧化镁的制备方法及其制备出的氧化镁 |
US20250136460A1 (en) | 2021-08-09 | 2025-05-01 | Joint Stock Company Kaustik | High-purity magnesium oxide and method for production thereof |
JP2024542884A (ja) * | 2021-11-30 | 2024-11-18 | インダストリー アカデミック コーオペレイション ファウンデーション オブ ヨンナム ユニバーシティ | 酸化マグネシウム製造装置 |
WO2023190806A1 (ja) * | 2022-03-31 | 2023-10-05 | タテホ化学工業株式会社 | 焼鈍分離剤用酸化マグネシウム及び方向性電磁鋼板 |
JP7382463B1 (ja) * | 2022-07-27 | 2023-11-16 | 宇部マテリアルズ株式会社 | アルカリ剤 |
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- 2008-06-26 CN CN2008800220409A patent/CN101687659B/zh active Active
- 2008-06-26 US US12/666,535 patent/US8518536B2/en active Active
- 2008-06-26 WO PCT/JP2008/061608 patent/WO2009001883A1/ja active Application Filing
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KR20070035984A (ko) * | 2005-09-28 | 2007-04-02 | 니폰 가가쿠 고교 가부시키가이샤 | 산화 마그네슘 분말, 산화 마그네슘 성형체용 전구체,그들의 제조 방법 및 산화 마그네슘 성형체 및 산화마그네슘 소결체 펠렛 |
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TW200904756A (en) | 2009-02-01 |
US8518536B2 (en) | 2013-08-27 |
JP5016993B2 (ja) | 2012-09-05 |
TWI429592B (zh) | 2014-03-11 |
KR20100022047A (ko) | 2010-02-26 |
US20100183877A1 (en) | 2010-07-22 |
JP2009007192A (ja) | 2009-01-15 |
WO2009001883A1 (ja) | 2008-12-31 |
CN101687659B (zh) | 2011-08-31 |
CN101687659A (zh) | 2010-03-31 |
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