JP4979751B2 - 鉛の電解方法(1) - Google Patents
鉛の電解方法(1) Download PDFInfo
- Publication number
- JP4979751B2 JP4979751B2 JP2009206515A JP2009206515A JP4979751B2 JP 4979751 B2 JP4979751 B2 JP 4979751B2 JP 2009206515 A JP2009206515 A JP 2009206515A JP 2009206515 A JP2009206515 A JP 2009206515A JP 4979751 B2 JP4979751 B2 JP 4979751B2
- Authority
- JP
- Japan
- Prior art keywords
- lead
- anode
- concentration
- registered trademark
- electrolysis method
- 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.)
- Active
Links
- 238000005868 electrolysis reaction Methods 0.000 title claims description 6
- 239000008151 electrolyte solution Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 8
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 claims description 7
- 238000003723 Smelting Methods 0.000 description 6
- 238000004070 electrodeposition Methods 0.000 description 6
- 239000002994 raw material Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000009499 grossing Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002440 industrial waste Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- PIJPYDMVFNTHIP-UHFFFAOYSA-L lead sulfate Chemical compound [PbH4+2].[O-]S([O-])(=O)=O PIJPYDMVFNTHIP-UHFFFAOYSA-L 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 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
- Electrolytic Production Of Metals (AREA)
Description
Betts法の記載 242-243頁 昭和39年2月20日発行「非鉄金属製錬」日本金属学会 発行
電解液の組成として、鉛濃度:80g/L、スルファミン酸濃度:20g/Lに調整した溶液に平滑剤としてノイゲン(登録商標)BN−1390を400〜700mg/Lの範囲で調整した。
高Bi品位の鉛アノードと鉛の種板または、ステンレス板をカソードとして、交互に電槽に装入する。
カソードの大きさは、アノードに対して、20〜30mm程度大きくした方が、エッジ部への電流集中を緩和することができ、最適である。
電極装入後、電槽内に電解液を補充し、電解液の電槽内滞留時間が1時間程度になるように給液することで、電槽内の濃度分布を均等にする。電解液の液温を、20〜30℃に調整後、電流密度100A/m 2 で通電することで、平滑な電着鉛を回収することができる。
Claims (2)
- 電解液中に鉛を20〜120g/L、スルファミン酸を20〜100g/L、さらにノイゲン(登録商標)BN−1390及び又はノイゲン(登録商標)BN−2570を1〜700mg/Lとすることにより鉛を回収することを特徴とする鉛の電解方法。
- 請求項1記載の方法において、電流密度を100A/m2以下にすることにより鉛を回収することを特徴とする鉛の電解方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009206515A JP4979751B2 (ja) | 2009-03-23 | 2009-09-08 | 鉛の電解方法(1) |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009069911 | 2009-03-23 | ||
JP2009069911 | 2009-03-23 | ||
JP2009206515A JP4979751B2 (ja) | 2009-03-23 | 2009-09-08 | 鉛の電解方法(1) |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010248608A JP2010248608A (ja) | 2010-11-04 |
JP4979751B2 true JP4979751B2 (ja) | 2012-07-18 |
Family
ID=43311258
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009206515A Active JP4979751B2 (ja) | 2009-03-23 | 2009-09-08 | 鉛の電解方法(1) |
Country Status (1)
Country | Link |
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JP (1) | JP4979751B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4979752B2 (ja) * | 2009-03-23 | 2012-07-18 | Jx日鉱日石金属株式会社 | 鉛の電解方法(6) |
JP6453743B2 (ja) * | 2014-12-03 | 2019-01-16 | Jx金属株式会社 | スルファミン酸浴による鉛の電解精製方法 |
US10106904B2 (en) | 2014-12-03 | 2018-10-23 | Jx Nippon Mining & Metals Corporation | Method for electrolytically refining lead in sulfamate bath |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62146289A (ja) * | 1985-12-20 | 1987-06-30 | Sumitomo Metal Mining Co Ltd | 放射性α粒子カウント数の低い鉛の電解精製方法 |
JP2757067B2 (ja) * | 1990-05-24 | 1998-05-25 | 石原薬品株式会社 | 錫、鉛または錫―鉛合金めっき浴 |
JP2856857B2 (ja) * | 1990-07-27 | 1999-02-10 | 石原薬品株式会社 | 錫、鉛または錫―鉛合金めっき浴 |
US5520794A (en) * | 1995-05-15 | 1996-05-28 | Elf Atochem North America, Inc. | Electrowinning of lead |
JP3036422B2 (ja) * | 1995-12-14 | 2000-04-24 | 三菱マテリアル株式会社 | 半導体材料用低α線鉛とその製造方法 |
JP2998623B2 (ja) * | 1995-12-14 | 2000-01-11 | 三菱マテリアル株式会社 | 低α線鉛の製造方法 |
JPH10147820A (ja) * | 1996-11-19 | 1998-06-02 | Mitsubishi Materials Corp | 低α線鉛の製造方法 |
JP3816241B2 (ja) * | 1998-07-14 | 2006-08-30 | 株式会社大和化成研究所 | 金属を還元析出させるための水溶液 |
JP4979752B2 (ja) * | 2009-03-23 | 2012-07-18 | Jx日鉱日石金属株式会社 | 鉛の電解方法(6) |
-
2009
- 2009-09-08 JP JP2009206515A patent/JP4979751B2/ja active Active
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Publication number | Publication date |
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JP2010248608A (ja) | 2010-11-04 |
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