CN108239706A - 一种铝合金氰化镀银中无效损耗银的环保高效回收方法 - Google Patents
一种铝合金氰化镀银中无效损耗银的环保高效回收方法 Download PDFInfo
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- CN108239706A CN108239706A CN201711258993.2A CN201711258993A CN108239706A CN 108239706 A CN108239706 A CN 108239706A CN 201711258993 A CN201711258993 A CN 201711258993A CN 108239706 A CN108239706 A CN 108239706A
- Authority
- CN
- China
- Prior art keywords
- silver
- colored
- recovery method
- white
- solution
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- Granted
Links
- 229910052709 silver Inorganic materials 0.000 title claims abstract description 77
- 239000004332 silver Substances 0.000 title claims abstract description 77
- 238000000034 method Methods 0.000 title claims abstract description 63
- 238000011084 recovery Methods 0.000 title claims abstract description 34
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 22
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 83
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000004064 recycling Methods 0.000 claims abstract description 20
- 239000000126 substance Substances 0.000 claims abstract description 20
- 239000002351 wastewater Substances 0.000 claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 16
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 claims abstract description 12
- 150000001412 amines Chemical class 0.000 claims abstract description 10
- SDLBJIZEEMKQKY-UHFFFAOYSA-M silver chlorate Chemical compound [Ag+].[O-]Cl(=O)=O SDLBJIZEEMKQKY-UHFFFAOYSA-M 0.000 claims abstract description 10
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 claims description 48
- 238000001556 precipitation Methods 0.000 claims description 30
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 27
- 229910001923 silver oxide Inorganic materials 0.000 claims description 24
- FOIXSVOLVBLSDH-UHFFFAOYSA-N Silver ion Chemical compound [Ag+] FOIXSVOLVBLSDH-UHFFFAOYSA-N 0.000 claims description 20
- 239000002244 precipitate Substances 0.000 claims description 19
- 238000003756 stirring Methods 0.000 claims description 19
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 18
- 239000004033 plastic Substances 0.000 claims description 12
- 229920003023 plastic Polymers 0.000 claims description 12
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 11
- 229910017604 nitric acid Inorganic materials 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 8
- 239000008367 deionised water Substances 0.000 claims description 7
- 229910021641 deionized water Inorganic materials 0.000 claims description 7
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 230000001376 precipitating effect Effects 0.000 claims description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 3
- 239000000654 additive Substances 0.000 claims description 3
- 230000000996 additive effect Effects 0.000 claims description 3
- 239000000908 ammonium hydroxide Substances 0.000 claims description 3
- 230000035484 reaction time Effects 0.000 claims description 2
- XSNQEMWVLMRPFR-UHFFFAOYSA-N silver nitride Chemical compound [N-3].[Ag+].[Ag+].[Ag+] XSNQEMWVLMRPFR-UHFFFAOYSA-N 0.000 claims 4
- 230000036571 hydration Effects 0.000 claims 1
- 238000006703 hydration reaction Methods 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 13
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 5
- 239000002341 toxic gas Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 36
- DTPQZKZONQKKSU-UHFFFAOYSA-N silver azanide silver Chemical compound [NH2-].[Ag].[Ag].[Ag+] DTPQZKZONQKKSU-UHFFFAOYSA-N 0.000 description 16
- 239000007788 liquid Substances 0.000 description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 229910021607 Silver chloride Inorganic materials 0.000 description 6
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 6
- 238000005406 washing Methods 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 238000010790 dilution Methods 0.000 description 4
- 239000012895 dilution Substances 0.000 description 4
- 150000002825 nitriles Chemical group 0.000 description 4
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000003643 water by type Substances 0.000 description 3
- 241000165940 Houjia Species 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000011780 sodium chloride Substances 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
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 231100000004 severe toxicity Toxicity 0.000 description 1
- LFAGQMCIGQNPJG-UHFFFAOYSA-N silver cyanide Chemical compound [Ag+].N#[C-] LFAGQMCIGQNPJG-UHFFFAOYSA-N 0.000 description 1
- -1 silver ions Chemical class 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 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
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
- C22B11/042—Recovery of noble metals from waste materials
- C22B11/046—Recovery of noble metals from waste materials from manufactured products, e.g. from printed circuit boards, from photographic films, paper or baths
-
- 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)
Abstract
Description
Claims (8)
Priority Applications (1)
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CN201711258993.2A CN108239706B (zh) | 2017-12-04 | 2017-12-04 | 一种铝合金氰化镀银中无效损耗银的环保高效回收方法 |
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CN201711258993.2A CN108239706B (zh) | 2017-12-04 | 2017-12-04 | 一种铝合金氰化镀银中无效损耗银的环保高效回收方法 |
Publications (2)
Publication Number | Publication Date |
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CN108239706A true CN108239706A (zh) | 2018-07-03 |
CN108239706B CN108239706B (zh) | 2020-06-02 |
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CN201711258993.2A Active CN108239706B (zh) | 2017-12-04 | 2017-12-04 | 一种铝合金氰化镀银中无效损耗银的环保高效回收方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109321751A (zh) * | 2018-09-27 | 2019-02-12 | 昆山全亚冠环保科技有限公司 | 一种含银铜基废料的退银剂和退银工艺 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1778723A (zh) * | 2005-10-17 | 2006-05-31 | 海宁市海整整流器有限公司 | 电镀银清洗水综合利用技术 |
CN101817086A (zh) * | 2010-04-14 | 2010-09-01 | 中国科学院生态环境研究中心 | 一种含银废料转化纳米银的新工艺 |
CN102864309A (zh) * | 2012-09-27 | 2013-01-09 | 惠州市鼎晨实业发展有限公司 | 废旧led灯回收镀银方法 |
CN103194604A (zh) * | 2012-01-06 | 2013-07-10 | 深圳市格林美高新技术股份有限公司 | 废旧钽电容器中回收钽、银、锰的方法 |
CN103276217A (zh) * | 2013-06-20 | 2013-09-04 | 张二军 | 一种含金银多金属物料的综合回收工艺 |
CN104372176A (zh) * | 2014-11-22 | 2015-02-25 | 王景龙 | 废旧手机提取金、银、钯的方法 |
CN105132707A (zh) * | 2015-09-23 | 2015-12-09 | 福达合金材料股份有限公司 | 一种银铜复合材料中回收银的方法 |
-
2017
- 2017-12-04 CN CN201711258993.2A patent/CN108239706B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1778723A (zh) * | 2005-10-17 | 2006-05-31 | 海宁市海整整流器有限公司 | 电镀银清洗水综合利用技术 |
CN101817086A (zh) * | 2010-04-14 | 2010-09-01 | 中国科学院生态环境研究中心 | 一种含银废料转化纳米银的新工艺 |
CN103194604A (zh) * | 2012-01-06 | 2013-07-10 | 深圳市格林美高新技术股份有限公司 | 废旧钽电容器中回收钽、银、锰的方法 |
CN102864309A (zh) * | 2012-09-27 | 2013-01-09 | 惠州市鼎晨实业发展有限公司 | 废旧led灯回收镀银方法 |
CN103276217A (zh) * | 2013-06-20 | 2013-09-04 | 张二军 | 一种含金银多金属物料的综合回收工艺 |
CN104372176A (zh) * | 2014-11-22 | 2015-02-25 | 王景龙 | 废旧手机提取金、银、钯的方法 |
CN105132707A (zh) * | 2015-09-23 | 2015-12-09 | 福达合金材料股份有限公司 | 一种银铜复合材料中回收银的方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109321751A (zh) * | 2018-09-27 | 2019-02-12 | 昆山全亚冠环保科技有限公司 | 一种含银铜基废料的退银剂和退银工艺 |
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Effective date of registration: 20211109 Address after: 225312 No. 23, Century Avenue, Jiulong Town, Hailing District, Taizhou City, Jiangsu Province Patentee after: TAIZHOU KANGQIAN MECHANICAL MANUFACTURE Co.,Ltd. Address before: 212013 No. 301, Xuefu Road, Zhenjiang, Jiangsu Patentee before: JIANGSU University |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An environment-friendly and efficient recovery method of invalid lost silver in cyanide silver plating of aluminum alloy Effective date of registration: 20220328 Granted publication date: 20200602 Pledgee: Zhejiang Commercial Bank Co.,Ltd. Taizhou Branch Pledgor: TAIZHOU KANGQIAN MECHANICAL MANUFACTURE Co.,Ltd. Registration number: Y2022980003293 |
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Date of cancellation: 20231031 Granted publication date: 20200602 Pledgee: Zhejiang Commercial Bank Co.,Ltd. Taizhou Branch Pledgor: TAIZHOU KANGQIAN MECHANICAL MANUFACTURE Co.,Ltd. Registration number: Y2022980003293 |
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