KR100745355B1 - 고순도 황산동 및 그 제조방법 - Google Patents
고순도 황산동 및 그 제조방법 Download PDFInfo
- Publication number
- KR100745355B1 KR100745355B1 KR1020057003425A KR20057003425A KR100745355B1 KR 100745355 B1 KR100745355 B1 KR 100745355B1 KR 1020057003425 A KR1020057003425 A KR 1020057003425A KR 20057003425 A KR20057003425 A KR 20057003425A KR 100745355 B1 KR100745355 B1 KR 100745355B1
- Authority
- KR
- South Korea
- Prior art keywords
- copper sulfate
- crystals
- ppm
- purity copper
- high purity
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G3/00—Compounds of copper
- C01G3/10—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G3/00—Compounds of copper
- C01G3/12—Sulfides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0084—Treating solutions
- C22B15/0089—Treating solutions by chemical methods
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
Description
Claims (13)
- 황산동 결정을 순수로 용해한 후, 증발 농축을 행하여, 황산동결정의 투입량에 대하여 10wt%이상의 초기에 석출하는 결정을 제거한 후, 다시 증발 농축하는 것에 의해 잔부를 결정화시켜, 이것을 여과하여 순도 99.99wt%이상의 고순도 황산동으로 하며, 다시 건조하는 것을 특징으로 하는 고순도 황산동의 제조방법
- 제1항에 있어서, 황산동을 순수로 용해한 용액의 초기 pH를 2~4로 하며, 초기에 석출하는 결정을 제거한 후의 용액의 pH를 2 이하로 하는 것을 특징으로 하는 고순도 황산동의 제조방법
- 삭제
- 제1항 또는 제2항에 있어서, 최종 여과 후의 여과액을 원(元) 액량의 2~40%로 하는 것을 특징으로 하는 고순도 황산동의 제조방법
- 제1항 또는 제2항에 있어서, 건조 온도가 40~100℃인 것을 특징으로 하는 고순도 황산동의 제조방법
- 삭제
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Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JPJP-P-2002-00259755 | 2002-09-05 | ||
JP2002259755 | 2002-09-05 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020077015227A Division KR20070086900A (ko) | 2002-09-05 | 2003-08-12 | 고순도 황산동 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20050057017A KR20050057017A (ko) | 2005-06-16 |
KR100745355B1 true KR100745355B1 (ko) | 2007-08-02 |
Family
ID=31973081
Family Applications (2)
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KR1020057003425A KR100745355B1 (ko) | 2002-09-05 | 2003-08-12 | 고순도 황산동 및 그 제조방법 |
KR1020077015227A KR20070086900A (ko) | 2002-09-05 | 2003-08-12 | 고순도 황산동 및 그 제조방법 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020077015227A KR20070086900A (ko) | 2002-09-05 | 2003-08-12 | 고순도 황산동 및 그 제조방법 |
Country Status (6)
Country | Link |
---|---|
US (2) | US7887603B2 (ko) |
JP (1) | JP3987069B2 (ko) |
KR (2) | KR100745355B1 (ko) |
CN (1) | CN1301910C (ko) |
TW (1) | TW200404746A (ko) |
WO (1) | WO2004022486A1 (ko) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100745355B1 (ko) * | 2002-09-05 | 2007-08-02 | 닛코킨조쿠 가부시키가이샤 | 고순도 황산동 및 그 제조방법 |
KR100798618B1 (ko) * | 2003-09-04 | 2008-01-28 | 닛코킨조쿠 가부시키가이샤 | 고순도 황산동 및 그 제조방법 |
JP4931196B2 (ja) * | 2005-11-08 | 2012-05-16 | 学校法人早稲田大学 | 無電解銅めっき浴、無電解銅めっき方法及びulsi銅配線形成方法 |
JP5066025B2 (ja) * | 2007-08-01 | 2012-11-07 | パンパシフィック・カッパー株式会社 | 硫酸銅の製造方法 |
KR101623629B1 (ko) * | 2011-03-07 | 2016-05-23 | 제이엑스 킨조쿠 가부시키가이샤 | 구리 또는 구리 합금, 본딩 와이어, 구리의 제조 방법, 구리 합금의 제조 방법 및 본딩 와이어의 제조 방법 |
CN103842561B (zh) * | 2011-09-28 | 2016-03-30 | 日立金属株式会社 | 镍电镀液中的稀土杂质的除去方法 |
US9873953B2 (en) | 2013-03-25 | 2018-01-23 | Hitachi Metals, Ltd. | Method for removing rare earth impurities from nickel-electroplating solution |
US9771664B2 (en) * | 2013-03-25 | 2017-09-26 | Hitachi Metals, Ltd. | Method for removing rare earth impurities from nickel-electroplating solution |
CN108689426A (zh) * | 2017-03-31 | 2018-10-23 | Jx金属株式会社 | 硫酸铜、其制造方法及其溶液、镀敷液、半导体电路基板的制造方法及电子机器的制造方法 |
US10519558B2 (en) | 2017-04-28 | 2019-12-31 | Jx Nippon Mining & Metals Corporation | Copper sulfate, copper sulfate solution, plating solution, method for producing copper sulfate, method for producing semiconductor circuit board, and method for producing electronic apparatus |
KR102147753B1 (ko) | 2018-10-15 | 2020-08-25 | 조창덕 | 빵 제조기 |
KR102375042B1 (ko) | 2021-05-06 | 2022-03-15 | 김동현 | 폐황산구리용액 필터링장치 |
KR102632733B1 (ko) | 2021-05-18 | 2024-02-02 | 주식회사 삼경이엔씨 | 폐황산구리용액 재사용 필터링장치 |
CN113213525B (zh) * | 2021-05-25 | 2023-06-20 | 广东致卓环保科技有限公司 | 一种晶形为球体的五水硫酸铜的制备工艺 |
CN114016047A (zh) * | 2021-12-03 | 2022-02-08 | 江苏艾森半导体材料股份有限公司 | 一种五水硫酸铜晶体及其制备方法 |
Citations (1)
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JP2001031419A (ja) * | 1999-07-22 | 2001-02-06 | Sumitomo Metal Mining Co Ltd | 硫酸銅の精製方法 |
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KR100798618B1 (ko) | 2003-09-04 | 2008-01-28 | 닛코킨조쿠 가부시키가이샤 | 고순도 황산동 및 그 제조방법 |
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2003
- 2003-08-12 KR KR1020057003425A patent/KR100745355B1/ko active IP Right Grant
- 2003-08-12 KR KR1020077015227A patent/KR20070086900A/ko active Search and Examination
- 2003-08-12 CN CNB038200295A patent/CN1301910C/zh not_active Expired - Lifetime
- 2003-08-12 WO PCT/JP2003/010251 patent/WO2004022486A1/ja active Application Filing
- 2003-08-12 US US10/522,273 patent/US7887603B2/en active Active
- 2003-08-12 JP JP2004534102A patent/JP3987069B2/ja not_active Expired - Lifetime
- 2003-08-14 TW TW092122337A patent/TW200404746A/zh not_active IP Right Cessation
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2010
- 2010-10-21 US US12/908,972 patent/US8152864B2/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001031419A (ja) * | 1999-07-22 | 2001-02-06 | Sumitomo Metal Mining Co Ltd | 硫酸銅の精製方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20070086900A (ko) | 2007-08-27 |
WO2004022486A1 (ja) | 2004-03-18 |
CN1301910C (zh) | 2007-02-28 |
US8152864B2 (en) | 2012-04-10 |
JPWO2004022486A1 (ja) | 2005-12-22 |
JP3987069B2 (ja) | 2007-10-03 |
TWI297325B (ko) | 2008-06-01 |
US7887603B2 (en) | 2011-02-15 |
CN1678532A (zh) | 2005-10-05 |
US20050232849A1 (en) | 2005-10-20 |
TW200404746A (en) | 2004-04-01 |
KR20050057017A (ko) | 2005-06-16 |
US20110033369A1 (en) | 2011-02-10 |
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