CN114032550B - 一种用于pcb现场提铜的低酸低氯电解方法以及废液再生回用方法 - Google Patents
一种用于pcb现场提铜的低酸低氯电解方法以及废液再生回用方法 Download PDFInfo
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- CN114032550B CN114032550B CN202111217026.8A CN202111217026A CN114032550B CN 114032550 B CN114032550 B CN 114032550B CN 202111217026 A CN202111217026 A CN 202111217026A CN 114032550 B CN114032550 B CN 114032550B
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- waste liquid
- thiocyanate
- etching
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/46—Regeneration of etching compositions
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/12—Electrolytic production, recovery or refining of metals by electrolysis of solutions of copper
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- 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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CN202111217026.8A CN114032550B (zh) | 2021-10-19 | 2021-10-19 | 一种用于pcb现场提铜的低酸低氯电解方法以及废液再生回用方法 |
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CN202111217026.8A CN114032550B (zh) | 2021-10-19 | 2021-10-19 | 一种用于pcb现场提铜的低酸低氯电解方法以及废液再生回用方法 |
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CN114032550A CN114032550A (zh) | 2022-02-11 |
CN114032550B true CN114032550B (zh) | 2023-03-24 |
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CN202111217026.8A Active CN114032550B (zh) | 2021-10-19 | 2021-10-19 | 一种用于pcb现场提铜的低酸低氯电解方法以及废液再生回用方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPH01294879A (ja) * | 1988-05-23 | 1989-11-28 | Hitachi Condenser Co Ltd | エッチング廃液の再生処理法 |
CN1584129B (zh) * | 2003-08-20 | 2010-11-24 | 李德良 | 从含铜废液中分离铜的方法 |
CN107059065A (zh) * | 2017-04-06 | 2017-08-18 | 山东金宝电子股份有限公司 | 电解酸性蚀刻废液用的混合添加剂及用其制备铜粉的方法 |
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