KR20080000731A - 솔-젤 공정 및 열처리에 의한 젤 분말로부터 분쇄 및소성공정에 의한 나노크기의 적색형광체 제조방법 - Google Patents
솔-젤 공정 및 열처리에 의한 젤 분말로부터 분쇄 및소성공정에 의한 나노크기의 적색형광체 제조방법 Download PDFInfo
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- KR20080000731A KR20080000731A KR1020060058445A KR20060058445A KR20080000731A KR 20080000731 A KR20080000731 A KR 20080000731A KR 1020060058445 A KR1020060058445 A KR 1020060058445A KR 20060058445 A KR20060058445 A KR 20060058445A KR 20080000731 A KR20080000731 A KR 20080000731A
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- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7728—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing europium
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Abstract
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Claims (5)
- 산화이트륨과 산화유로퓸을 출발원료로 솔-젤 공정 및 열처리에 의한 젤 분말로부터 분쇄 및 소성공정에 의한 나노크기 Y2O3:Eu3 + 적색형광체를 제조하는 방법에 있어서,솔-젤 반응 및 젤 열처리에 의한 젤 분말을 제조하는 단계;젤 분말을 분쇄하여 젤 분말 미분체를 제조하는 분쇄단계;젤 분말 미분체를 소성하여 나노크기 Y2O3:Eu3 + 적색형광체를 제조하는소성단계;를 포함하는 것을 특징으로 하는 솔-젤 공정으로부터 나노크기 Y2O3:Eu3 + 적색형광체를 제조하는 방법.
- 제 1항에 있어서,상기 졸은 산화이트륨과 산화유로퓸을 질산 수용액에 용해시킨 후, 구연산, 에틸렌글리콜 그리고 비이온성 계면활성제를 첨가하여 70-100℃에서 3-8 시간 솔-젤 반응을 수행하는 것을 특징으로 솔-젤 공정으로부터 나노크기 Y2O3:Eu3 + 적색형광 체를 제조하는 방법.
- 제 1항에 있어서,상기 열처리는 솔-젤 반응 후 얻어지는 젤을 400℃ 이상에서 열처리하는 것을 특징으로 솔-젤 공정으로부터 나노크기 Y2O3:Eu3 + 적색형광체를 제조하는 방법.
- 제 1항에 있어서,상기 분쇄단계는 건식분쇄하는 것을 특징으로 하는 솔-젤 공정으로부터 나노크기 Y2O3:Eu3 + 적색형광체를 제조하는 방법.
- 제 1항에 있어서,상기 소성단계는 미분화된 젤 분말을 900℃ 이상에서 소성하여 나노크기 적색형광체를 제조하는 것을 특징으로 솔-젤 공정으로부터 나노크기 Y2O3:Eu3 + 적색형광체를 제조하는 방법.
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KR1020060058445A KR100792279B1 (ko) | 2006-06-28 | 2006-06-28 | 솔-젤 공정 및 열처리에 의한 젤 분말로부터 분쇄 및소성공정에 의한 나노크기의 적색형광체 제조방법 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102812106A (zh) * | 2010-05-31 | 2012-12-05 | 海洋王照明科技股份有限公司 | 含有导电氧化物的掺杂稀土元素的氧化钇发光薄膜及其制备方法 |
CN110330972A (zh) * | 2019-07-05 | 2019-10-15 | 江苏中科上古科技有限公司 | 一种光纤测温传感器探头用荧光材料的制备方法 |
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KR101993661B1 (ko) | 2017-12-21 | 2019-06-27 | 한국세라믹기술원 | 자기조립형 형광체 입자의 제조방법 및 이를 이용하여 제조된 자기조립형 형광체 입자 |
CN108455651A (zh) * | 2018-05-18 | 2018-08-28 | 航天特种材料及工艺技术研究所 | Y2o3纳米粉体及其制备方法 |
KR102185904B1 (ko) | 2018-12-28 | 2020-12-02 | 한국세라믹기술원 | 희토류 히드록사이드계 녹색 형광체 및 이의 제조방법 |
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JP4735956B2 (ja) * | 2005-06-22 | 2011-07-27 | アイシン・エィ・ダブリュ株式会社 | 複数ボルト挿入工具 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN102812106A (zh) * | 2010-05-31 | 2012-12-05 | 海洋王照明科技股份有限公司 | 含有导电氧化物的掺杂稀土元素的氧化钇发光薄膜及其制备方法 |
CN110330972A (zh) * | 2019-07-05 | 2019-10-15 | 江苏中科上古科技有限公司 | 一种光纤测温传感器探头用荧光材料的制备方法 |
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