CN101126128A - Copper eliminating method by extracting nickel chloride solution - Google Patents
Copper eliminating method by extracting nickel chloride solution Download PDFInfo
- Publication number
- CN101126128A CN101126128A CNA2007101463532A CN200710146353A CN101126128A CN 101126128 A CN101126128 A CN 101126128A CN A2007101463532 A CNA2007101463532 A CN A2007101463532A CN 200710146353 A CN200710146353 A CN 200710146353A CN 101126128 A CN101126128 A CN 101126128A
- Authority
- CN
- China
- Prior art keywords
- chloride solution
- extraction
- nickel chloride
- copper
- solution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000010949 copper Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 34
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 title claims abstract description 32
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 21
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 title claims description 26
- 238000000605 extraction Methods 0.000 claims abstract description 45
- 239000012074 organic phase Substances 0.000 claims abstract description 14
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 11
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
- 239000003350 kerosene Substances 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 9
- 229910000365 copper sulfate Inorganic materials 0.000 claims description 7
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 7
- 235000011149 sulphuric acid Nutrition 0.000 claims description 4
- 239000001117 sulphuric acid Substances 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000009854 hydrometallurgy Methods 0.000 abstract description 2
- 229910000366 copper(II) sulfate Inorganic materials 0.000 abstract 2
- JZCCFEFSEZPSOG-UHFFFAOYSA-L copper(II) sulfate pentahydrate Chemical compound O.O.O.O.O.[Cu+2].[O-]S([O-])(=O)=O JZCCFEFSEZPSOG-UHFFFAOYSA-L 0.000 abstract 2
- 239000007788 liquid Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000002956 ash Substances 0.000 description 2
- 238000009388 chemical precipitation Methods 0.000 description 2
- 238000004070 electrodeposition Methods 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 241001124569 Lycaenidae Species 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 235000014987 copper Nutrition 0.000 description 1
- BWFPGXWASODCHM-UHFFFAOYSA-N copper monosulfide Chemical compound [Cu]=S BWFPGXWASODCHM-UHFFFAOYSA-N 0.000 description 1
- AQMRBJNRFUQADD-UHFFFAOYSA-N copper(I) sulfide Chemical compound [S-2].[Cu+].[Cu+] AQMRBJNRFUQADD-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
A method of extracting and decoppering the nickelous chloride solution, relating to decontaminating in the hydrometallurgy production by means of extraction, in particular to eliminating the copper in the nickelous chloride solution, is characterized in that the nickelous chloride solution containing Cu2+ is extracted by the N902 extracting agent so as to make the Cu2+ in the solution enter into organic phase; after that, vitriol solution is used for back extraction to obtain the bluestone solution which can produce the bluestone products; and the nickelous chloride solution which is extracted Cu2+ progresses to the subsequent process. The method of the invention has simple technological process, and the decoppered nickelous chloride solution after extracting is fully according to the quality requirements of the next process.
Description
Technical field
A kind of method of nickel chloride solution extraction copper removal relates to the method that copper in the nickel chloride solution is removed in extraction process removal of impurities, particularly extraction process in a kind of hydrometallurgy production.
Background technology
Leach in the production nickelous chloride product process at solid materialss such as nickel ore concentrates, the way that the removal of copper and open circuit can adopt has chemical precipitation method, electrodeposition method and extraction process etc.Chemical precipitation method is exactly to add with reagent such as sodium sulphite to generate precipitation open-circuit coppers such as cupric sulfide or cuprous sulfide in the nickel chloride solution, this mode introduce foreign ion such as sodium easily and heavy copper ashes nickeliferous higher; Thereby electrodeposition method is exactly in electrolytic deposition process cupric ion and obtains electronics at negative electrode and constantly separate out open-circuit copper, this mode cost height, and positive plate seriously corroded, the copper ashes of output are difficult for handling.
Summary of the invention
Purpose of the present invention is exactly the deficiency that exists at above-mentioned prior art, provides a kind of technological process simply to remove the method for copper in the nickel chloride solution and output copper-bath.
The objective of the invention is to be achieved through the following technical solutions.
A kind of method of nickel chloride solution extraction copper removal is characterized in that it being to contain Cu
2+Nickel chloride solution N
902The extraction agent extraction makes the Cu in the solution
2+Entering in the organic phase, obtain copper-bath with the sulphuric acid soln back extraction again. copper-bath can be produced the copper sulfate product, collection Cu
2+After nickel chloride solution enter next procedure.
The method of a kind of nickel chloride solution extraction copper removal of the present invention is characterized in that extracted organic phase is N
902Extraction agent+thinner, its thinner are sulfonated kerosene, N
902The volume ratio of extraction agent and sulfonated kerosene is 30%: 70%.
The method of a kind of nickel chloride solution extraction copper removal of the present invention, it is characterized in that extracted organic phase with inorganic mutually be in a ratio of 3.0～3.5: 1, every grade heavy 5～7 minutes mutually, clarified 6～7 minutes.
The method of a kind of nickel chloride solution extraction copper removal of the present invention, when it is characterized in that the back extraction organic phase, its acid solution is the solution of pure acid and pure water preparation, its concentration is 5N.
The method of a kind of nickel chloride solution extraction copper removal of the present invention is characterized in that above-mentioned pure acid is sulfuric acid.
Method of the present invention, technological process is simple, and the nickel chloride solution behind the extraction decopper(ing) satisfies the specification of quality of next procedure fully.
Embodiment
A kind of method of nickel chloride solution extraction copper removal is to contain Cu
2+Nickel chloride solution N
902The extraction agent extraction makes the Cu in the solution
2+Enter in the organic phase, obtain copper-bath with the sulphuric acid soln back extraction again, copper-bath can be produced the copper sulfate product.Collection Cu
2+After nickel chloride solution enter next procedure.Extracted organic phase is N
902Extraction agent+thinner, its thinner are sulfonated kerosene, N
902The volume ratio of extraction agent and sulfonated kerosene is 30%: 70%.Extracted organic phase with inorganic mutually be in a ratio of 3.0～3.5: 1, every grade heavy 5～7 minutes mutually, clarified 6～7 minutes.During the back extraction organic phase, its acid solution is the solution of pure acid and pure water preparation, and its concentration is 5N.Above-mentioned pure acid is sulfuric acid.
During actually operating, will contain Cu
2+Nickel chloride solution and N
902Extraction agent+sulfonated kerosene organic solvent mixes mutually, makes the Cu in the solution
2+Enter in the organic phase, the sulphuric acid soln back extraction with 5N obtains copper-bath again, and copper-bath can be produced the copper sulfate product.Collection Cu
2+After nickel chloride solution enter next procedure.
Embodiment 1
| Liquid (g/l) before the extraction | Cu 2+ | 58.41 | 65.32 | 57.44 | 61.45 |
| Raffinate (g/l) | Cu 2+ | 47.56 | 54.28 | 48.09 | 50.78 |
| Copper sulfate solution (g/l) | Cu 2+ | 32.21 | 41.36 | 36.34 | 42.55 |
Extract organic flow: 3.0～3.5m
3/ h, N
902: sulfonated kerosene=30%: 70% (V/V), preceding flow quantity: 1.0m
3/ h, washings flow: 0.4m
3/ h, anti-soldier flow: 0.4m
3/ h.
Extract 4 stage countercurrents, back extraction 2 stage countercurrents, temperature: normal temperature.
Embodiment 2
| Liquid (g/l) before the extraction | Cu 2+ | 56.58 | 57.25 | 54.54 | 59.28 |
| Raffinate (g/l) | Cu 2+ | 45.36 | 48.88 | 43.55 | 48.21 |
| Copper sulfate solution (g/l) | Cu 2+ | 40.18 | 37.38 | 41.07 | 43.43 |
Extract organic flow: 3.0～3.5m
3/ h, N
902: sulfonated kerosene=30%: 70% (V/V), preceding flow quantity: 1.0m
3/ h, washings flow: 0.4m
3/ h, anti-soldier flow: 0.4m
3/ h.
Extract 4 stage countercurrents, back extraction 2 stage countercurrents, temperature: normal temperature.
Embodiment 3
| Liquid (g/l) before the extraction | Cu 2+ | 49.41 | 52.49 | 54.24 | 53.47 |
| Raffinate (g/l) | Cu 2+ | 38.50 | 41.15 | 45.09 | 42.58 |
| Copper sulfate solution (g/l) | Cu 2+ | 30.73 | 37.23 | 31.23 | 40.89 |
Extract organic flow: 3.0～3.5m
3/ h, N
902: sulfonated kerosene=30%: 70% (V/V), preceding flow quantity: 1.0m
3/ h, washings flow: 0.4m
3/ h, anti-soldier flow: 0.4m
3/ h.
Extract 4 stage countercurrents, back extraction 2 stage countercurrents, temperature: normal temperature.
Claims (5)
1. the method for a nickel chloride solution extraction copper removal is characterized in that it being to contain Cu
2+Nickel chloride solution N
902The extraction agent extraction makes the Cu in the solution
2+Enter in the organic phase, obtain copper-bath with the sulphuric acid soln back extraction again, copper-bath can be produced the copper sulfate product.Collection Cu
2+After nickel chloride solution enter next procedure.
2. the method for a kind of nickel chloride solution extraction copper removal according to claim 1 is characterized in that extracted organic phase is N
902Extraction agent+thinner, its thinner are sulfonated kerosene, N
902The volume ratio of extraction agent and sulfonated kerosene is 30%: 70%.
3. the method for a kind of nickel chloride solution extraction copper removal according to claim 1, it is characterized in that extracted organic phase with inorganic mutually be in a ratio of 3.0～3.5: 1, every grade heavy 5～7 minutes mutually, clarified 6～7 minutes.
4. the method for a kind of nickel chloride solution extraction copper removal according to claim 1, when it is characterized in that the back extraction organic phase, its acid solution is the solution of pure acid and pure water preparation, its concentration is 5N.
5. the method for a kind of nickel chloride solution extraction copper removal according to claim 4 is characterized in that described pure acid is sulfuric acid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101463532A CN101126128A (en) | 2007-09-07 | 2007-09-07 | Copper eliminating method by extracting nickel chloride solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101463532A CN101126128A (en) | 2007-09-07 | 2007-09-07 | Copper eliminating method by extracting nickel chloride solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101126128A true CN101126128A (en) | 2008-02-20 |
Family
ID=39094262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101463532A Pending CN101126128A (en) | 2007-09-07 | 2007-09-07 | Copper eliminating method by extracting nickel chloride solution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101126128A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102191381A (en) * | 2010-03-19 | 2011-09-21 | 上海健达化工有限公司 | Method for removing calcium and manganese from nickel sulfate solution without saponification extraction |
| CN102234722A (en) * | 2011-06-15 | 2011-11-09 | 金川集团有限公司 | Process for separating copper in nickel-cobalt-copper system by solvent extraction method |
| CN102864305A (en) * | 2011-07-08 | 2013-01-09 | 浙江盈联科技有限公司 | Separation and purification technology of cobalt-copper alloy lixivium |
| CN104073635A (en) * | 2014-06-12 | 2014-10-01 | 金川集团股份有限公司 | Method of removing impurities out of nickel chloride leachate |
| CN114774991A (en) * | 2022-06-20 | 2022-07-22 | 矿冶科技集团有限公司 | Method for recovering valuable metals by synergistic treatment of waste copper-nickel-tin alloy and waste etching solution |
-
2007
- 2007-09-07 CN CNA2007101463532A patent/CN101126128A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102191381A (en) * | 2010-03-19 | 2011-09-21 | 上海健达化工有限公司 | Method for removing calcium and manganese from nickel sulfate solution without saponification extraction |
| CN102191381B (en) * | 2010-03-19 | 2013-01-02 | 启东市北新无机化工有限公司 | Method for removing calcium and manganese from nickel sulfate solution without saponification extraction |
| CN102234722A (en) * | 2011-06-15 | 2011-11-09 | 金川集团有限公司 | Process for separating copper in nickel-cobalt-copper system by solvent extraction method |
| CN102864305A (en) * | 2011-07-08 | 2013-01-09 | 浙江盈联科技有限公司 | Separation and purification technology of cobalt-copper alloy lixivium |
| CN104073635A (en) * | 2014-06-12 | 2014-10-01 | 金川集团股份有限公司 | Method of removing impurities out of nickel chloride leachate |
| CN104073635B (en) * | 2014-06-12 | 2016-06-08 | 金川集团股份有限公司 | A kind of method removing impurity in nickelous chloride leach liquor |
| CN114774991A (en) * | 2022-06-20 | 2022-07-22 | 矿冶科技集团有限公司 | Method for recovering valuable metals by synergistic treatment of waste copper-nickel-tin alloy and waste etching solution |
| CN114774991B (en) * | 2022-06-20 | 2022-09-09 | 矿冶科技集团有限公司 | Method for recovering valuable metals by synergistic treatment of waste copper-nickel-tin alloy and waste etching solution |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |