DE2255402C3 - Verfahren zur Rückgewinnung von Kupfer - Google Patents
Verfahren zur Rückgewinnung von KupferInfo
- Publication number
- DE2255402C3 DE2255402C3 DE2255402A DE2255402A DE2255402C3 DE 2255402 C3 DE2255402 C3 DE 2255402C3 DE 2255402 A DE2255402 A DE 2255402A DE 2255402 A DE2255402 A DE 2255402A DE 2255402 C3 DE2255402 C3 DE 2255402C3
- Authority
- DE
- Germany
- Prior art keywords
- copper
- wastewater
- reaction
- formaldehyde
- recovery
- 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.)
- Expired
Links
- 239000010949 copper Substances 0.000 title claims description 29
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims description 23
- 229910052802 copper Inorganic materials 0.000 title claims description 23
- 238000000034 method Methods 0.000 title claims description 11
- 238000011084 recovery Methods 0.000 title claims 2
- 239000002351 wastewater Substances 0.000 claims description 21
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 150000001875 compounds Chemical class 0.000 claims description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 1
- 150000001299 aldehydes Chemical class 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229910052700 potassium Inorganic materials 0.000 claims 1
- 239000011591 potassium Substances 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- 235000011121 sodium hydroxide Nutrition 0.000 description 5
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 229910021591 Copper(I) chloride Inorganic materials 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- OXBLHERUFWYNTN-UHFFFAOYSA-M copper(I) chloride Chemical compound [Cu]Cl OXBLHERUFWYNTN-UHFFFAOYSA-M 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 101000993059 Homo sapiens Hereditary hemochromatosis protein Proteins 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- 238000006887 Ullmann reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920002866 paraformaldehyde Polymers 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000004260 weight control Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
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
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2255402A DE2255402C3 (de) | 1972-11-11 | 1972-11-11 | Verfahren zur Rückgewinnung von Kupfer |
| CH1563573A CH592741A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-11-11 | 1973-11-07 | |
| GB5206773A GB1444408A (en) | 1972-11-11 | 1973-11-09 | Recovery of copper |
| JP48126380A JPS49134519A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-11-11 | 1973-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2255402A DE2255402C3 (de) | 1972-11-11 | 1972-11-11 | Verfahren zur Rückgewinnung von Kupfer |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2255402A1 DE2255402A1 (de) | 1974-05-30 |
| DE2255402B2 DE2255402B2 (de) | 1974-08-22 |
| DE2255402C3 true DE2255402C3 (de) | 1975-04-10 |
Family
ID=5861502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2255402A Expired DE2255402C3 (de) | 1972-11-11 | 1972-11-11 | Verfahren zur Rückgewinnung von Kupfer |
Country Status (4)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51139167A (en) * | 1975-02-04 | 1976-12-01 | Hitachi Chem Co Ltd | Method of recovering valiable ingredients from a waste solution of che mcal copper plating |
| CN113368601A (zh) * | 2021-06-01 | 2021-09-10 | 深圳市辉煌星电子有限公司 | 一种pcb生产过程中废液处理装置 |
-
1972
- 1972-11-11 DE DE2255402A patent/DE2255402C3/de not_active Expired
-
1973
- 1973-11-07 CH CH1563573A patent/CH592741A5/xx not_active IP Right Cessation
- 1973-11-09 GB GB5206773A patent/GB1444408A/en not_active Expired
- 1973-11-12 JP JP48126380A patent/JPS49134519A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS49134519A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-12-25 |
| DE2255402A1 (de) | 1974-05-30 |
| DE2255402B2 (de) | 1974-08-22 |
| GB1444408A (en) | 1976-07-28 |
| CH592741A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-11-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8330 | Complete disclaimer |