JP2013528558A - 球状酸化物粒子の配列時に欠陥発生を減少させる方法 - Google Patents
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- 239000002245 particle Substances 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000007547 defect Effects 0.000 title abstract description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 122
- 238000010438 heat treatment Methods 0.000 claims abstract description 47
- 239000004038 photonic crystal Substances 0.000 claims abstract description 10
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- 230000008859 change Effects 0.000 claims description 15
- 238000002441 X-ray diffraction Methods 0.000 claims description 7
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- 239000000377 silicon dioxide Substances 0.000 abstract description 36
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- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
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- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical group [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 2
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- 239000007787 solid Substances 0.000 description 2
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 1
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- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
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- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/61—Additives non-macromolecular inorganic
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
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- C01P2004/00—Particle morphology
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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- Engineering & Computer Science (AREA)
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- Silicon Compounds (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Paints Or Removers (AREA)
Abstract
Description
(1)550℃以上の加熱処理後、重量減少が12重量%以下、好ましくは、10%以下、最も好ましくは、9%以下、
(2)550℃以上の加熱処理後、比表面積の増加率が9%以下、好ましくは、8%以下、最も好ましくは、7%以下、
(3)550℃以上の加熱処理後、サイズ収縮(平均直径変化を基準として)が1.5%以下、好ましくは、1.3%以下、最も好ましくは、1.2%以下、
(4)粉末状態で赤外線分光スペクトル測定時に、960cm−1での透過率(transmittance)が1100cm−1での透過率に比べて9%以下、好ましくは、8%以下、最も好ましくは、7%以下、
(5)550℃以上の加熱処理後、粉末状態で小角散乱X−線分析時に、Q=0.7〜2nm−1領域での勾配増加値が加熱処理前より8%以下、好ましくは、7%以下、最も好ましくは、6%以下。
単分散球状シリカ粒子(それぞれの直径が230nm(ストゥベール合成法で製造)、450nm(ストゥベール合成法で製造)、及び980nm(Polysciences、Inc.で購入))を常温で24時間乾燥させた後、2℃/分の速度で550℃まで大気中で加熱した。550℃で4時間温度を維持した後、30分にわたって25℃まで温度を低めた。
実施例1で加熱処理したシリカ粒子を一部取って、1重量%水溶液20mlを作った後、超音波湯煎を1時間行い、粒子を分散させた。シリカ粒子が分散した白色のコロイド水溶液に1×5cm2サイズのシリコンウェーハ基板を垂直に浸漬した後、60℃に維持したオーブンで18時間水分を徐々に蒸発させながらシリカ粒子を基板表面に配列した。シリカ粒子が配列された基板を溶液から分離し、常温で1時間乾燥させた後、60℃オーブンで24時間乾燥させた。
Claims (8)
- 球状酸化物粒子を常温より高い温度で加熱処理することを含む下記の特性のうち1つ以上を満たす球状酸化物粒子の製造方法:
(1)550℃以上の加熱処理後、重量減少が12重量%以下、
(2)550℃以上の加熱処理後、比表面積の増加率が9%以下、
(3)550℃以上の加熱処理後、サイズ収縮(平均直径変化を基準として)が2%以下、
(4)粉末状態で赤外線分光スペクトル測定時に、960cm−1での透過率(transmittance)が1100cm−1での透過率に比べて9%以下、
(5)550℃以上の加熱処理後、粉末状態で小角散乱X−線分析時に、Q=0.7〜2nm−1領域での勾配増加値が加熱処理前より8%以下。 - 前記常温より高い温度が常温超過〜900℃の温度である、請求項1に記載の方法。
- 加熱処理を球状酸化物粒子の重量減少が実質的に発生しないまで持続する、請求項1に記載の方法。
- 前記球状酸化物粒子が単分散分布を有するものである、請求項1に記載の方法。
- 請求項1に記載の方法によって製造された球状酸化物粒子。
- 球状シリカ粒子である、 請求項5に記載の球状酸化物粒子。
- 請求項5に記載の球状酸化物粒子が規則的に配列された光結晶。
- 請求項5に記載の球状酸化物粒子が規則的に配列されたコーティング剤。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2010-0040420 | 2010-04-30 | ||
| KR1020100040420A KR20110121020A (ko) | 2010-04-30 | 2010-04-30 | 구형 산화물 입자 배열시 결함 발생을 감소시키는 방법 |
| PCT/KR2010/007869 WO2011136452A1 (en) | 2010-04-30 | 2010-11-09 | A method for reducing defects in spherical oxide particle alignment |
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| JP2013528558A true JP2013528558A (ja) | 2013-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2013507862A Pending JP2013528558A (ja) | 2010-04-30 | 2010-11-09 | 球状酸化物粒子の配列時に欠陥発生を減少させる方法 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2013528558A (ja) |
| KR (1) | KR20110121020A (ja) |
| CN (1) | CN102947223A (ja) |
| WO (1) | WO2011136452A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020195205A1 (ja) * | 2019-03-26 | 2020-10-01 | デンカ株式会社 | 球状シリカ粉末 |
| WO2022054885A1 (ja) | 2020-09-11 | 2022-03-17 | デンカ株式会社 | 組成物及びその硬化体 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5673895B1 (ja) * | 2013-03-13 | 2015-02-18 | Dic株式会社 | コア−シェル型ナノ粒子及びその製造方法 |
| CN114702038B (zh) * | 2022-04-25 | 2023-09-29 | 江苏联瑞新材料股份有限公司 | 超低介电损耗球形二氧化硅微粉的制备方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09208215A (ja) * | 1996-02-01 | 1997-08-12 | Mizusawa Ind Chem Ltd | 非晶質シリカ系定形粒子、その製造方法及びその用途 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2668958B2 (ja) * | 1988-07-11 | 1997-10-27 | 三菱化学株式会社 | 球状シリカ多孔体の製造方法 |
| JPH06191827A (ja) * | 1992-09-04 | 1994-07-12 | Ohara Inc | シリカ球状単分散粒子の製造方法 |
| JPH06115925A (ja) * | 1992-09-30 | 1994-04-26 | Nippon Steel Chem Co Ltd | 単分散シリカ微粒子の製造方法 |
| DE19530031A1 (de) * | 1995-08-16 | 1997-02-20 | Merck Patent Gmbh | Poröse monodisperse SiO¶2¶-Partikel |
| JP3869883B2 (ja) * | 1996-02-28 | 2007-01-17 | 宇部日東化成株式会社 | 単分散シリカ微粒子およびその製造方法 |
| KR20060018936A (ko) * | 2004-08-26 | 2006-03-03 | 백종화 | 초음파-에멀젼방법을 이용한 단분산 실리카 나노분말 제조법 |
| CN1296274C (zh) * | 2005-03-03 | 2007-01-24 | 武汉理工大学 | 单分散二氧化硅与二氧化钛复合微球及制备方法 |
| CN101312909B (zh) * | 2005-11-25 | 2011-11-16 | 日挥触媒化成株式会社 | 中空二氧化硅微粒、含有该微粒的透明涂膜形成用组合物、及覆有透明涂膜的基材 |
| JP2008298959A (ja) * | 2007-05-30 | 2008-12-11 | Sanyo Chem Ind Ltd | 球状フォトニック結晶 |
-
2010
- 2010-04-30 KR KR1020100040420A patent/KR20110121020A/ko not_active Ceased
- 2010-11-09 CN CN2010800678753A patent/CN102947223A/zh active Pending
- 2010-11-09 JP JP2013507862A patent/JP2013528558A/ja active Pending
- 2010-11-09 WO PCT/KR2010/007869 patent/WO2011136452A1/en not_active Ceased
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09208215A (ja) * | 1996-02-01 | 1997-08-12 | Mizusawa Ind Chem Ltd | 非晶質シリカ系定形粒子、その製造方法及びその用途 |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020195205A1 (ja) * | 2019-03-26 | 2020-10-01 | デンカ株式会社 | 球状シリカ粉末 |
| JP6793282B1 (ja) * | 2019-03-26 | 2020-12-02 | デンカ株式会社 | 球状シリカ粉末 |
| JP2021038138A (ja) * | 2019-03-26 | 2021-03-11 | デンカ株式会社 | 溶融球状シリカ粉末の製造方法 |
| US12091528B2 (en) | 2019-03-26 | 2024-09-17 | Denka Company Limited | Spherical silica powder |
| WO2022054885A1 (ja) | 2020-09-11 | 2022-03-17 | デンカ株式会社 | 組成物及びその硬化体 |
| KR20230065929A (ko) | 2020-09-11 | 2023-05-12 | 덴카 주식회사 | 조성물 및 그 경화체 |
| US12359049B2 (en) | 2020-09-11 | 2025-07-15 | Denka Company Limited | Composition and cured product thereof |
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| Publication number | Publication date |
|---|---|
| CN102947223A (zh) | 2013-02-27 |
| KR20110121020A (ko) | 2011-11-07 |
| WO2011136452A1 (en) | 2011-11-03 |
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