KR102000856B1 - 산화물 소결체, 산화물 스퍼터링 타깃 및 산화물 박막 - Google Patents
산화물 소결체, 산화물 스퍼터링 타깃 및 산화물 박막 Download PDFInfo
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Abstract
Description
Claims (24)
- 아연 (Zn), 갈륨 (Ga), 및 산소 (O) 로 이루어지거나, 아연 (Zn), 갈륨 (Ga), 실리콘 (Si) 및 산소 (O) 로 이루어지고, Zn 함유량이 ZnO 환산으로 5 ∼ 60 ㏖%, Ga 함유량이 Ga2O3 환산으로 8.5 ∼ 90 ㏖%, Si 함유량이 SiO2 환산으로 0 ∼ 45 ㏖% 이고, ZnO 환산의 Zn 함유량을 A (㏖%), Ga2O3 환산의 Ga 함유량을 B (㏖%), SiO2 환산의 Si 함유량을 C (㏖%) 로 했을 때, A ≤ (B + 2C) 의 조건을 만족하며, 또한, 상대 밀도가 90 % 이상인 것을 특징으로 하는 소결체.
- 제 1 항에 있어서,
Zn 및 Ga 의 원자비가 Ga/(Ga + Zn) > 0.21 의 조건을 만족하는 것을 특징으로 하는 소결체. - 제 1 항에 있어서,
X 선 회절에 있어서, ZnGa2O4 에 귀속되는 회절 피크를 갖는 것을 특징으로 하는 소결체. - 제 2 항에 있어서,
X 선 회절에 있어서, ZnGa2O4 에 귀속되는 회절 피크를 갖는 것을 특징으로 하는 소결체. - 제 1 항에 있어서,
정전류 인가 방식으로 측정한 체적 저항률이 50 ㏀·㎝ 이상인 것을 특징으로 하는 소결체. - 제 2 항에 있어서,
정전류 인가 방식으로 측정한 체적 저항률이 50 ㏀·㎝ 이상인 것을 특징으로 하는 소결체. - 제 3 항에 있어서,
정전류 인가 방식으로 측정한 체적 저항률이 50 ㏀·㎝ 이상인 것을 특징으로 하는 소결체. - 제 4 항에 있어서,
정전류 인가 방식으로 측정한 체적 저항률이 50 ㏀·㎝ 이상인 것을 특징으로 하는 소결체. - 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,
상대 밀도가 95 % 이상인 것을 특징으로 하는 소결체. - 제 1 항 내지 제 8 항 중 어느 한 항에 있어서,
L* 값이 65 이상인 것을 특징으로 하는 소결체. - 제 1 항 내지 제 8 항 중 어느 한 항에 기재된 소결체로 이루어지는 스퍼터링 타깃.
- 제 9 항에 기재된 소결체로 이루어지는 스퍼터링 타깃.
- 제 11 항에 있어서,
정전압 인가 방식으로 측정한 체적 저항률에 있어서, 전압 1 V 인가시의 체적 저항률이 1 × 106 Ω㎝ 이상인 것을 특징으로 하는 스퍼터링 타깃. - 제 12 항에 있어서,
정전압 인가 방식으로 측정한 체적 저항률에 있어서, 전압 1 V 인가시의 체적 저항률이 1 × 106 Ω㎝ 이상인 것을 특징으로 하는 스퍼터링 타깃. - 제 11 항에 있어서,
정전압 인가 방식으로 측정한 체적 저항률에 있어서, 전압 1 V 인가시의 체적 저항률에 대해서, 전압 500 V 인가시의 체적 저항률이 1/100 이하인 것을 특징으로 하는 스퍼터링 타깃. - 제 12 항에 있어서,
정전압 인가 방식으로 측정한 체적 저항률에 있어서, 전압 1 V 인가시의 체적 저항률에 대해서, 전압 500 V 인가시의 체적 저항률이 1/100 이하인 것을 특징으로 하는 스퍼터링 타깃. - 제 13 항에 있어서,
정전압 인가 방식으로 측정한 체적 저항률에 있어서, 전압 1 V 인가시의 체적 저항률에 대해서, 전압 500 V 인가시의 체적 저항률이 1/100 이하인 것을 특징으로 하는 스퍼터링 타깃. - 아연 (Zn), 갈륨 (Ga), 및 산소 (O) 로 이루어지거나, 아연 (Zn), 갈륨 (Ga), 실리콘 (Si) 및 산소 (O) 로 이루어지고, Zn 함유량이 ZnO 환산 5 ∼ 60 ㏖%, Ga 함유량이 Ga2O3 환산으로 8.5 ∼ 90 ㏖%, Si 함유량이 SiO2 환산으로 0 ∼ 45 ㏖% 이고, ZnO 환산의 Zn 함유량을 A (㏖%), Ga2O3 환산의 Ga 함유량을 B (㏖%), SiO2 환산의 Si 함유량을 C (㏖%) 로 했을 때, A ≤ (B + 2C) 를 만족하는 것을 특징으로 하는 박막.
- 제 18 항에 있어서,
파장 633 ㎚ 에 있어서의 굴절률이 1.95 이하인 것을 특징으로 하는 박막. - 제 18 항에 있어서,
파장 405 ㎚ 에 있어서의 소쇠 계수가 0.05 이하인 것을 특징으로 하는 박막. - 제 19 항에 있어서,
파장 405 ㎚ 에 있어서의 소쇠 계수가 0.05 이하인 것을 특징으로 하는 박막. - 제 18 항 내지 제 21 항 중 어느 한 항에 있어서,
아모르퍼스인 것을 특징으로 하는 박막. - 제 18 항 내지 제 21 항 중 어느 한 항에 있어서,
산소 불도입의 불활성 가스 분위기 중에서, 스퍼터링하고 성막하여 제조되는 것을 특징으로 하는 박막. - 제 22 항에 있어서,
산소 불도입의 불활성 가스 분위기 중에서, 스퍼터링하고 성막하여 제조되는 것을 특징으로 하는 박막.
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| JP2015038572 | 2015-02-27 | ||
| JPJP-P-2015-038572 | 2015-02-27 | ||
| PCT/JP2016/055554 WO2016136855A1 (ja) | 2015-02-27 | 2016-02-25 | 酸化物焼結体、酸化物スパッタリングターゲット及び酸化物薄膜 |
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| KR20170094416A KR20170094416A (ko) | 2017-08-17 |
| KR102000856B1 true KR102000856B1 (ko) | 2019-07-16 |
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| JP6397593B1 (ja) * | 2017-10-02 | 2018-09-26 | 住友化学株式会社 | スパッタリングターゲット |
| JP6724266B2 (ja) | 2018-03-01 | 2020-07-15 | Jx金属株式会社 | ニオブ酸カリウムナトリウムスパッタリングターゲット及びその製造方法 |
| JP7257562B2 (ja) * | 2021-04-27 | 2023-04-13 | Jx金属株式会社 | 透明導電膜としての機能を有する積層体及びその製造方法並びに当該積層体製造用の酸化物スパッタリングターゲット |
| EP4332995A4 (en) * | 2021-04-27 | 2025-04-23 | JX Metals Corporation | LAMINATED BODY WITH TRANSPARENT ELECTROCONDUCTIVE FILM FUNCTION AND METHOD FOR PRODUCING SAME, AND OXIDE SPUTTERING TARGET FOR PRODUCING SAID LAMINATED BODY |
| TWI839845B (zh) * | 2021-10-06 | 2024-04-21 | 南韓商Lt金屬股份有限公司 | 氧化鉬基燒結體、濺鍍靶材、使用燒結體的氧化物薄膜、包含薄膜的薄膜電晶體及顯示裝置 |
| JP7796184B1 (ja) * | 2024-08-22 | 2026-01-08 | 株式会社アルバック | 酸化物半導体薄膜、薄膜半導体装置及びその製造方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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- 2016-02-25 KR KR1020177019389A patent/KR102000856B1/ko active Active
- 2016-02-25 WO PCT/JP2016/055554 patent/WO2016136855A1/ja not_active Ceased
- 2016-02-25 CN CN201680006701.3A patent/CN107207356B/zh active Active
- 2016-02-25 JP JP2016537578A patent/JP6023920B1/ja active Active
- 2016-02-25 US US15/542,559 patent/US10227261B2/en active Active
- 2016-02-25 EP EP16755599.4A patent/EP3210952B1/en active Active
- 2016-02-26 TW TW105105783A patent/TWI616424B/zh active
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| JP2009256762A (ja) | 2008-04-18 | 2009-11-05 | Toyoshima Seisakusho:Kk | スパッタリングターゲットおよびその製造方法 |
| JP2013067531A (ja) | 2011-09-22 | 2013-04-18 | Sumitomo Metal Mining Co Ltd | Zn−Si−O系酸化物焼結体とその製造方法および透明導電膜 |
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| JP2014141386A (ja) | 2012-07-03 | 2014-08-07 | Jx Nippon Mining & Metals Corp | 焼結体及びアモルファス膜 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2016136855A1 (ja) | 2017-04-27 |
| JP6023920B1 (ja) | 2016-11-09 |
| EP3210952B1 (en) | 2019-05-01 |
| WO2016136855A1 (ja) | 2016-09-01 |
| CN107207356B (zh) | 2020-12-08 |
| EP3210952A4 (en) | 2018-05-23 |
| US20180265412A1 (en) | 2018-09-20 |
| CN107207356A (zh) | 2017-09-26 |
| US10227261B2 (en) | 2019-03-12 |
| TW201702206A (zh) | 2017-01-16 |
| TWI616424B (zh) | 2018-03-01 |
| KR20170094416A (ko) | 2017-08-17 |
| EP3210952A1 (en) | 2017-08-30 |
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