CN105714333B - 一种从废旧线路板上回收焊锡的方法 - Google Patents
一种从废旧线路板上回收焊锡的方法 Download PDFInfo
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- CN105714333B CN105714333B CN201610228404.5A CN201610228404A CN105714333B CN 105714333 B CN105714333 B CN 105714333B CN 201610228404 A CN201610228404 A CN 201610228404A CN 105714333 B CN105714333 B CN 105714333B
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- tin
- circuit board
- cathode
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- metal
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- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 title claims abstract description 112
- 238000000034 method Methods 0.000 title claims abstract description 60
- 239000002699 waste material Substances 0.000 title abstract description 9
- 238000005476 soldering Methods 0.000 title abstract description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 51
- 239000002184 metal Substances 0.000 claims abstract description 51
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 30
- 239000011812 mixed powder Substances 0.000 claims abstract description 26
- 239000002245 particle Substances 0.000 claims abstract description 26
- 239000003792 electrolyte Substances 0.000 claims abstract description 16
- 238000000926 separation method Methods 0.000 claims description 28
- 239000000843 powder Substances 0.000 claims description 23
- 238000004064 recycling Methods 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 10
- 241000201246 Cycloloma atriplicifolium Species 0.000 claims description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 229910052755 nonmetal Inorganic materials 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 4
- 229910052718 tin Inorganic materials 0.000 abstract description 88
- 229910001432 tin ion Inorganic materials 0.000 abstract description 9
- 150000002739 metals Chemical class 0.000 abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052802 copper Inorganic materials 0.000 abstract description 7
- 239000010949 copper Substances 0.000 abstract description 7
- 238000011084 recovery Methods 0.000 abstract description 6
- 229910052709 silver Inorganic materials 0.000 abstract description 4
- 239000004332 silver Substances 0.000 abstract description 4
- 239000003513 alkali Substances 0.000 abstract description 2
- 239000012670 alkaline solution Substances 0.000 abstract 2
- 239000000243 solution Substances 0.000 abstract 1
- 230000036647 reaction Effects 0.000 description 11
- 230000007613 environmental effect Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- 238000011109 contamination Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 229910000510 noble metal Inorganic materials 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 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
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- ALHBQZRUBQFZQV-UHFFFAOYSA-N tin;tetrahydrate Chemical compound O.O.O.O.[Sn] ALHBQZRUBQFZQV-UHFFFAOYSA-N 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C5/00—Electrolytic production, recovery or refining of metal powders or porous metal masses
- C25C5/02—Electrolytic production, recovery or refining of metal powders or porous metal masses from solutions
-
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
- C22B7/008—Wet processes by an alkaline or ammoniacal leaching
-
- 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)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
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CN201610228404.5A CN105714333B (zh) | 2016-04-12 | 2016-04-12 | 一种从废旧线路板上回收焊锡的方法 |
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CN201610228404.5A CN105714333B (zh) | 2016-04-12 | 2016-04-12 | 一种从废旧线路板上回收焊锡的方法 |
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CN105714333A CN105714333A (zh) | 2016-06-29 |
CN105714333B true CN105714333B (zh) | 2018-08-03 |
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CN201610228404.5A Active CN105714333B (zh) | 2016-04-12 | 2016-04-12 | 一种从废旧线路板上回收焊锡的方法 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107030290B (zh) * | 2017-04-27 | 2019-02-01 | 上海交通大学 | 一种纳米锡粉的制备工艺 |
CN107034363B (zh) * | 2017-04-28 | 2019-03-19 | 西北有色金属研究院 | 一种从含锡镀金电子废料中快速回收金箔的方法 |
CN108048662A (zh) * | 2017-12-13 | 2018-05-18 | 长沙汇聚环境技术有限公司 | 一种从废镀锡铜米中分离铜和锡的方法 |
CN109022795B (zh) * | 2018-07-24 | 2019-12-31 | 上海第二工业大学 | 一种碱性电化学脱除废弃印制线路板上元器件的方法及其专用装置 |
Citations (8)
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---|---|---|---|---|
CN1229859A (zh) * | 1998-03-25 | 1999-09-29 | 川崎制铁株式会社 | 泥尘的处理方法 |
CN101708500A (zh) * | 2009-12-25 | 2010-05-19 | 陆刚萍 | 废旧家电无害化资源化回收方法 |
CN102021609A (zh) * | 2009-09-18 | 2011-04-20 | 石尚烨 | 增大接触比表面积的有价金属回收用电解槽 |
KR20120080987A (ko) * | 2011-01-10 | 2012-07-18 | 김용상 | 낮은 용융 온도를 가지는 주석/주석합금 나노입자 및 그 제조방법 |
CN103084369A (zh) * | 2011-11-08 | 2013-05-08 | 江西格林美资源循环有限公司 | 一种电路板的无害化处理以及资源综合回收的方法 |
CN103540956A (zh) * | 2013-09-26 | 2014-01-29 | 界首市飞航铜业有限公司 | 废弃铜锡合金配件锡焊片的湿法分离工艺 |
CN104532005A (zh) * | 2014-12-23 | 2015-04-22 | 清远市东江环保技术有限公司 | 一种废弃印刷电路板资源化综合利用的方法 |
CN105463504A (zh) * | 2014-10-06 | 2016-04-06 | 上海奇谋能源技术开发有限公司 | 一种电解分离铜和焊锡混合物的方法 |
-
2016
- 2016-04-12 CN CN201610228404.5A patent/CN105714333B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1229859A (zh) * | 1998-03-25 | 1999-09-29 | 川崎制铁株式会社 | 泥尘的处理方法 |
CN102021609A (zh) * | 2009-09-18 | 2011-04-20 | 石尚烨 | 增大接触比表面积的有价金属回收用电解槽 |
CN101708500A (zh) * | 2009-12-25 | 2010-05-19 | 陆刚萍 | 废旧家电无害化资源化回收方法 |
KR20120080987A (ko) * | 2011-01-10 | 2012-07-18 | 김용상 | 낮은 용융 온도를 가지는 주석/주석합금 나노입자 및 그 제조방법 |
CN103084369A (zh) * | 2011-11-08 | 2013-05-08 | 江西格林美资源循环有限公司 | 一种电路板的无害化处理以及资源综合回收的方法 |
CN103540956A (zh) * | 2013-09-26 | 2014-01-29 | 界首市飞航铜业有限公司 | 废弃铜锡合金配件锡焊片的湿法分离工艺 |
CN105463504A (zh) * | 2014-10-06 | 2016-04-06 | 上海奇谋能源技术开发有限公司 | 一种电解分离铜和焊锡混合物的方法 |
CN104532005A (zh) * | 2014-12-23 | 2015-04-22 | 清远市东江环保技术有限公司 | 一种废弃印刷电路板资源化综合利用的方法 |
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Effective date of registration: 20191118 Address after: Room 405-67609, No. 6, Baohua Road, Hengqin District, Zhuhai City, Guangdong Province (centralized office area) Co-patentee after: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI Patentee after: Zhuhai Gree green renewable resources Co.,Ltd. Address before: 519070 Guangdong city of Zhuhai Province Qianshan Patentee before: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI |
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Effective date of registration: 20240525 Address after: No. 12, 15th Road, Ziya Circular Economy Industrial Park, Jinghai District, Tianjin, 301600 Patentee after: Tianjin green renewable resources utilization Co.,Ltd. Country or region after: China Patentee after: Zhuhai Gree green renewable resources Co.,Ltd. Patentee after: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI Country or region after: China Address before: Room 405-67609, No. 6, Baohua Road, Hengqin District, Zhuhai City, Guangdong Province (centralized office area) Patentee before: Zhuhai Gree green renewable resources Co.,Ltd. Country or region before: China Patentee before: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI |