KR100378050B1 - 팔라듐의 고순도 분리방법 - Google Patents
팔라듐의 고순도 분리방법 Download PDFInfo
- Publication number
- KR100378050B1 KR100378050B1 KR10-2000-0029063A KR20000029063A KR100378050B1 KR 100378050 B1 KR100378050 B1 KR 100378050B1 KR 20000029063 A KR20000029063 A KR 20000029063A KR 100378050 B1 KR100378050 B1 KR 100378050B1
- Authority
- KR
- South Korea
- Prior art keywords
- palladium
- platinum group
- purity
- weight
- present
- Prior art date
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Classifications
-
- 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
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
- C22B11/042—Recovery of noble metals from waste materials
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
- C22B3/065—Nitric acids or salts thereof
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
- C22B3/10—Hydrochloric acid, other halogenated acids or salts thereof
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/12—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions
- C22B3/14—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions containing ammonia or ammonium salts
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
Pd | HCl | HNO3 | NH4Cl | 여액내 팔라듐의함량(ppm) | 회수 팔라듐내 PGM의 함량 | Pd회수율(%) | 반응온도(℃) | |
Pt | Rh | |||||||
0.4중량% | 15중량% | 0.5중량% | 0.1중량% | 3,591 | 1.2중량% | 2.1중량% | 84.5 | 100 |
Pd | HCl | HNO3 | NH4Cl | 여액내 팔라듐의 함량(ppm) | 회수 팔라듐내 PGM의 함량 | Pd회수율(%) | 반응온도(℃) | |
Pt | Rh | |||||||
0.96중량% | 16중량% | 10중량% | 2.5중량% | 14 | 0.76중량% | 0.96중량% | 98.2 | 100 |
10.0중량% | 20중량% | 24중량% | 11중량% | 10 | 0.12중량% | 0.65중량% | 99.3 | 100 |
Claims (3)
- 백금족 함유 금속 스크랩이나 저순도 귀금속으로부터 팔라듐을 분리하는 방법에 있어서, 백금족 함유 금속 스크랩이나 저순도 귀금속을 HCl과 HNO3의 혼합용액에 용해한 후, 여기에 NH4Cl을 투입하여 침전법에 의해 팔라듐을 분리하며, 여기에서 백금족 함유 금속 스크랩이나 저순도 귀금속이 용해된 HCl과 HNO3의 혼합용액에 NH4Cl을 투입한 상태의 전체 용액 기준으로 용액중의 팔라듐의 함량이 0.4∼20중량%, HCl의 함량이 5∼36중량%, HNO3의 함량이 1∼24중량%, NH4Cl의 함량이 0.5∼15중량% 되게 하여 분리하는 것을 특징으로 하는 팔라듐의 분리방법.
- 삭제
- 제1항 또는 제2항에 있어서, NH4Cl 투입시 용액의 온도는 60∼100℃인 것을 특징으로 하는 팔라듐의 분리방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0029063A KR100378050B1 (ko) | 2000-05-29 | 2000-05-29 | 팔라듐의 고순도 분리방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0029063A KR100378050B1 (ko) | 2000-05-29 | 2000-05-29 | 팔라듐의 고순도 분리방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010107451A KR20010107451A (ko) | 2001-12-07 |
KR100378050B1 true KR100378050B1 (ko) | 2003-03-29 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2000-0029063A KR100378050B1 (ko) | 2000-05-29 | 2000-05-29 | 팔라듐의 고순도 분리방법 |
Country Status (1)
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KR (1) | KR100378050B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114317972A (zh) * | 2021-12-15 | 2022-04-12 | 昆山鸿福泰环保科技有限公司 | 一种含钯滤芯回收钯方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2987571B1 (de) * | 2014-08-19 | 2018-08-15 | Heraeus Deutschland GmbH & Co. KG | Verfahren zur Herstellung von aktivem Palladium(0)-Pulver, aktives Palladium(0)-Pulver und seiner Verwendung für die Herstellung eines Palladiumsalzes |
CN110512091A (zh) * | 2019-09-19 | 2019-11-29 | 李旭意 | 一种以氯钯酸铵为原料的钯精炼方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60208433A (ja) * | 1984-04-03 | 1985-10-21 | Nippon Mining Co Ltd | 銅電解殿物からの白金及びパラジウムの回収法 |
JPH01263228A (ja) * | 1988-04-15 | 1989-10-19 | Ijima Kingin Kogyo Kk | パラジウムの精製方法 |
JPH02153826A (ja) * | 1988-12-06 | 1990-06-13 | Cataler Kogyo Kk | 白金とパラジウムの分離方法 |
KR910005057A (ko) * | 1989-08-18 | 1991-03-29 | 이충희 | 액체의 유전상수 측정방법과 측정용 셀(cell) |
KR910005057B1 (ko) * | 1988-08-19 | 1991-07-22 | 방세훈 | 티탄, 크롬, 철등을 함유한 혼합 금은 광석으로부터의 백금, 팔라듐 제련법 |
JPH10265863A (ja) * | 1997-03-27 | 1998-10-06 | Mitsubishi Materials Corp | 製錬残渣からの貴金属回収方法 |
KR20010086567A (ko) * | 2000-03-03 | 2001-09-13 | 주덕영 | 백금류 금속의 고순도 정제방법 |
-
2000
- 2000-05-29 KR KR10-2000-0029063A patent/KR100378050B1/ko active IP Right Grant
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60208433A (ja) * | 1984-04-03 | 1985-10-21 | Nippon Mining Co Ltd | 銅電解殿物からの白金及びパラジウムの回収法 |
JPH01263228A (ja) * | 1988-04-15 | 1989-10-19 | Ijima Kingin Kogyo Kk | パラジウムの精製方法 |
KR910005057B1 (ko) * | 1988-08-19 | 1991-07-22 | 방세훈 | 티탄, 크롬, 철등을 함유한 혼합 금은 광석으로부터의 백금, 팔라듐 제련법 |
JPH02153826A (ja) * | 1988-12-06 | 1990-06-13 | Cataler Kogyo Kk | 白金とパラジウムの分離方法 |
KR910005057A (ko) * | 1989-08-18 | 1991-03-29 | 이충희 | 액체의 유전상수 측정방법과 측정용 셀(cell) |
JPH10265863A (ja) * | 1997-03-27 | 1998-10-06 | Mitsubishi Materials Corp | 製錬残渣からの貴金属回収方法 |
KR20010086567A (ko) * | 2000-03-03 | 2001-09-13 | 주덕영 | 백금류 금속의 고순도 정제방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114317972A (zh) * | 2021-12-15 | 2022-04-12 | 昆山鸿福泰环保科技有限公司 | 一种含钯滤芯回收钯方法 |
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KR20010107451A (ko) | 2001-12-07 |
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