KR20030075992A - 인듐산화물 분말 및 인듐 주석 산화물 타겟의 제조방법 - Google Patents
인듐산화물 분말 및 인듐 주석 산화물 타겟의 제조방법 Download PDFInfo
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Abstract
Description
인듐농도(M) | 침전제첨가속도(ℓ/min) | 반응pH | 하소온도(℃) | In2O3BET표면적(m2/g) | In2O3입자크기(nm) | SnO2BET표면적(m2/g) | SnO2입자크기(nm) | ITO 타겟소결밀도 (g/cm3) | |
실시예1 | 2.5 | 2 | 8 | 700 | 18 | 46 | 10 | 86 | 7.13 |
실시예2 | 3.0 | 2 | 8 | 800 | 17 | 49 | 10 | 86 | 7.14 |
실시예3 | 2.5 | 0.5 | 8 | 800 | 16 | 52 | 10 | 86 | 7.08 |
실시예4 | 3.0 | 2 | 7 | 800 | 14 | 60 | 10 | 86 | 7.10 |
실시예5 | 2.5 | 2 | 7 | 850 | 11 | 76 | 10 | 86 | 7.13 |
실시예6 | 2,5 | 1 | 7 | 850 | 12 | 70 | 10 | 86 | 7.12 |
비교예1 | 1.0 | 2 | 8 | 700 | 25 | 34 | 10 | 86 | 6.91 |
비교예2 | 2.5 | 0.05 | 8 | 700 | 30 | 28 | 10 | 86 | 6.30 |
비교예3 | 2.5 | 2 | 4 | 700 | 23 | 36 | 10 | 86 | 6.60 |
비교예4 | 2.5 | 2 | 8 | 500 | 32 | 26 | 10 | 86 | 6.48 |
비교예5 | 5.5 | 2 | 8 | 800 | 4.5 | 187 | 10 | 86 | 6.18 |
비교예6 | 2.5 | 2 | 8 | 1,200 | 4.3 | 195 | 10 | 86 | 6.51 |
비교예7 | 3.0 | 2 | 10 | 800 | 31 | 27 | 10 | 86 | 6.67 |
Claims (9)
- BET법으로 측정된 표면적이 5 ~ 18m2/g이고, BET법으로 측정된 입자크기가 40 ~ 160 nm인 것을 특징으로 하는 In2O3분말.
- 인듐용액에 침전제를 첨가하여 침전법으로 In2O3분말을 제조하는 방법에 있어서,2 ~ 5 M의 초기 인듐 이온 농도의 인듐 용액에 상기 용액의 pH가 5 ~ 9가 되도록 조절하면서 염기성 침전제를 0.5 ~ 4ℓ/min의 속도로 첨가하여 In(OH)3침전물을 얻은 후, 이를 600 ~ 1,100℃에서 하소하여 In2O3분말을 제조하는 것을 특징으로 하는 In2O3분말의 제조방법.
- 제2항에 있어서, 상기 인듐용액은 인듐 금속을 산으로 용해시키거나 인듐 함유염을 물에 용해시켜 얻은 것을 특징으로 하는 In2O3분말 제조방법.
- 제3항에 있어서, 상기 인듐 함유염은 InCl3또는 In(NO3)3인 것을 특징으로 하는 In2O3분말 제조방법.
- 제2항에 있어서, 상기 염기성 침전제는 NH4OH, NH3가스, NaOH, KOH, NH4HCO3, (NH4)2CO3또는 이들의 혼합물인 것을 특징으로 하는 In2O3분말 제조방법.
- 제2항에 있어서, 상기 침전물을 하소하기 전에 상기 침전물을 수세 및 건조하는 공정을 더 포함하는 것을 특징으로 하는 In2O3분말 제조방법.
- BET법으로 측정된 표면적이 5 ~ 18m2/g이고, BET법으로 측정된 입자크기가 40 ~ 160 nm인 In2O3분말 80 ~ 95중량% 및 BET법으로 측정된 표면적이 1 ~ 16m2/g인SnO2분말 5 ~ 20중량%의 혼합물을 성형하고 소결하는 것을 특징으로 하는 인듐 주석 산화물(ITO) 타겟의 제조방법.
- 제7항에 있어서, 상기 인듐 주석 산화물(ITO) 타겟의 소결밀도는 7.0 ~ 7.15인 것을 특징으로 하는 인듐 주석 산화물(ITO) 타겟의 제조방법.
- 제7항에 있어서, 상기 인듐 주석 산화물(ITO) 타겟의 소결온도는 1,200 ~ 1,600℃인 것을 특징으로 하는 인듐 주석 산화물(ITO) 타겟의 제조방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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KR10-2002-0015610A KR100474846B1 (ko) | 2002-03-22 | 2002-03-22 | 인듐산화물 분말 및 인듐 주석 산화물 타겟의 제조방법 |
JP2002355629A JP3936655B2 (ja) | 2002-03-22 | 2002-12-06 | インジウム酸化物粉末、その製造方法及びこれを使用した高密度インジウム錫酸化物ターゲットの製造方法 |
US10/320,406 US20030178752A1 (en) | 2002-03-22 | 2002-12-17 | Indium oxide powder, method for preparing the same, and method for manufacturing high-density indium tin oxide target |
US11/806,064 US7799312B2 (en) | 2002-03-22 | 2007-05-29 | Method for manufacturing high-density indium tin oxide target, methods for preparing tin oxide powder and indium oxide powder used therefor |
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KR10-2002-0015610A KR100474846B1 (ko) | 2002-03-22 | 2002-03-22 | 인듐산화물 분말 및 인듐 주석 산화물 타겟의 제조방법 |
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KR100474846B1 KR100474846B1 (ko) | 2005-03-09 |
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Cited By (4)
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KR100814320B1 (ko) * | 2005-06-29 | 2008-03-18 | 미츠이 긴조쿠 고교 가부시키가이샤 | 스퍼터링 타겟의 제조방법 |
KR101317546B1 (ko) * | 2005-03-22 | 2013-10-15 | 도와 홀딩스 가부시끼가이샤 | 산화 인듐 분말 및 그 제조 방법 |
US20150323252A1 (en) * | 2012-12-18 | 2015-11-12 | Postech Academy-Industry Foundation | Method for removing liquid membrane using high-speed particle beam |
CN112457025A (zh) * | 2020-12-11 | 2021-03-09 | 广西晶联光电材料有限责任公司 | 一种大比表面积纳米ito粉的制备方法 |
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US7799312B2 (en) * | 2002-03-22 | 2010-09-21 | Samsung Corning Precision Glass Co., Ltd. | Method for manufacturing high-density indium tin oxide target, methods for preparing tin oxide powder and indium oxide powder used therefor |
JP4707448B2 (ja) * | 2005-04-28 | 2011-06-22 | 三井金属鉱業株式会社 | 酸化インジウム粉末の製造方法 |
JP4707449B2 (ja) * | 2005-04-28 | 2011-06-22 | 三井金属鉱業株式会社 | 酸化インジウム粉末 |
KR100787635B1 (ko) * | 2007-01-22 | 2007-12-21 | 삼성코닝 주식회사 | 산화인듐주석 타겟, 이의 제조 방법 및 이로부터 제조된산화인듐주석 투명 전극 |
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JP3289335B2 (ja) * | 1991-08-30 | 2002-06-04 | 東ソー株式会社 | 酸化インジウム粉末及びito焼結体の製造方法 |
EP0584672B1 (en) * | 1992-08-19 | 1996-06-12 | Tosoh Corporation | Method of manufacturing an indium oxide powder useful as material of a high-density ITO sintered body |
US5866493A (en) * | 1995-11-30 | 1999-02-02 | Korea Academy Of Industrial Technology | Method of manufacturing a sintered body of indium tin oxide |
NL1004635C2 (nl) * | 1995-12-06 | 1999-01-12 | Sumitomo Chemical Co | Indiumoxyde-tinoxydepoeders en werkwijze voor het voortbrengen daarvan. |
JPH1017324A (ja) * | 1996-06-28 | 1998-01-20 | Mitsubishi Materials Corp | 酸化インジウム粉末の製造方法 |
JP3862385B2 (ja) * | 1996-11-08 | 2006-12-27 | Dowaホールディングス株式会社 | 酸化スズ含有酸化インジウム粉及び焼結体の製造方法 |
JPH1179745A (ja) * | 1997-09-04 | 1999-03-23 | Mitsubishi Materials Corp | Itoタ−ゲット用酸化インジウム粉末の製造方法 |
JP2972996B2 (ja) * | 1997-12-02 | 1999-11-08 | 三井金属鉱業株式会社 | Ito微粉末及びその製造方法 |
-
2002
- 2002-03-22 KR KR10-2002-0015610A patent/KR100474846B1/ko active IP Right Grant
- 2002-12-06 JP JP2002355629A patent/JP3936655B2/ja not_active Expired - Lifetime
- 2002-12-17 US US10/320,406 patent/US20030178752A1/en not_active Abandoned
Cited By (5)
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KR101317546B1 (ko) * | 2005-03-22 | 2013-10-15 | 도와 홀딩스 가부시끼가이샤 | 산화 인듐 분말 및 그 제조 방법 |
KR100814320B1 (ko) * | 2005-06-29 | 2008-03-18 | 미츠이 긴조쿠 고교 가부시키가이샤 | 스퍼터링 타겟의 제조방법 |
US20150323252A1 (en) * | 2012-12-18 | 2015-11-12 | Postech Academy-Industry Foundation | Method for removing liquid membrane using high-speed particle beam |
US9476642B2 (en) * | 2012-12-18 | 2016-10-25 | Postech Academy-Industry Foundation | Method for removing liquid membrane using high-speed particle beam |
CN112457025A (zh) * | 2020-12-11 | 2021-03-09 | 广西晶联光电材料有限责任公司 | 一种大比表面积纳米ito粉的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2003277052A (ja) | 2003-10-02 |
KR100474846B1 (ko) | 2005-03-09 |
JP3936655B2 (ja) | 2007-06-27 |
US20030178752A1 (en) | 2003-09-25 |
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