JP2016186110A - パラジウムの回収方法 - Google Patents
パラジウムの回収方法 Download PDFInfo
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- JP2016186110A JP2016186110A JP2015066804A JP2015066804A JP2016186110A JP 2016186110 A JP2016186110 A JP 2016186110A JP 2015066804 A JP2015066804 A JP 2015066804A JP 2015066804 A JP2015066804 A JP 2015066804A JP 2016186110 A JP2016186110 A JP 2016186110A
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- Prior art keywords
- palladium
- catalyst
- incineration
- leaching
- furnace
- Prior art date
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- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 31
- 229910052763 palladium Inorganic materials 0.000 title claims abstract description 20
- 239000003054 catalyst Substances 0.000 claims abstract description 35
- UKVIEHSSVKSQBA-UHFFFAOYSA-N methane;palladium Chemical compound C.[Pd] UKVIEHSSVKSQBA-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000002386 leaching Methods 0.000 claims abstract description 23
- 239000002253 acid Substances 0.000 claims abstract description 12
- 230000001590 oxidative effect Effects 0.000 claims abstract description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 24
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 12
- 239000001301 oxygen Substances 0.000 claims description 12
- 229910052760 oxygen Inorganic materials 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 3
- 238000011084 recovery Methods 0.000 abstract description 11
- 229910000510 noble metal Inorganic materials 0.000 description 9
- HBEQXAKJSGXAIQ-UHFFFAOYSA-N oxopalladium Chemical compound [Pd]=O HBEQXAKJSGXAIQ-UHFFFAOYSA-N 0.000 description 7
- 229910003445 palladium oxide Inorganic materials 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hcl hcl Chemical compound Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- QOSATHPSBFQAML-UHFFFAOYSA-N hydrogen peroxide;hydrate Chemical compound O.OO QOSATHPSBFQAML-UHFFFAOYSA-N 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000010944 silver (metal) Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
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- Processing Of Solid Wastes (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
【解決手段】本発明のパラジウムの回収方法は、パラジウム炭素触媒を酸化雰囲気中で焼却する工程(S1)と、前記焼却する工程により得られた残渣を、酸を用いて浸出する工程(S2)と、を有する。本発明によれば、パラジウム炭素触媒から高い回収率でパラジウムを回収することが可能である。
【選択図】図1
Description
12 揮発皿
14 Pd−C触媒
16 空気導入管
18 排気管
20 ヒータ
Claims (6)
- パラジウム炭素触媒を酸化雰囲気中で焼却する工程と、
前記焼却する工程により得られた残渣を、酸を用いて浸出する工程と、を有することを特徴とするパラジウムの回収方法。 - 前記焼却する工程における焼却温度は300〜600℃であることを特徴とする請求項1に記載のパラジウムの回収方法。
- 前記焼却する工程における、パラジウム炭素触媒の炭素量に対する酸素量は1.3〜6.0であることを特徴とする請求項1または2に記載のパラジウムの回収方法。
- 前記浸出する工程に用いる酸は、濃度10N以上の塩酸であることを特徴とする請求項1から3のいずれか一項に記載のパラジウムの回収方法。
- 前記浸出する工程において、前記酸に過酸化水素水を0〜2ml添加することを特徴する請求項1から4のいずれか一項に記載のパラジウムの回収方法。
- 前記浸出する工程により得られる溶液からスポンジパラジウムを得る工程を有することを特徴とする請求項1から5のいずれか一項に記載のパラジウムの回収方法。
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JP2015066804A JP2016186110A (ja) | 2015-03-27 | 2015-03-27 | パラジウムの回収方法 |
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JP2015066804A JP2016186110A (ja) | 2015-03-27 | 2015-03-27 | パラジウムの回収方法 |
Publications (1)
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JP2016186110A true JP2016186110A (ja) | 2016-10-27 |
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JP2015066804A Pending JP2016186110A (ja) | 2015-03-27 | 2015-03-27 | パラジウムの回収方法 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS507720A (ja) * | 1973-05-24 | 1975-01-27 | ||
US20040241066A1 (en) * | 2003-05-30 | 2004-12-02 | Jasra Raksh Vir | Process for recovery of palladium from spent catalyst |
JP2006526069A (ja) * | 2003-05-30 | 2006-11-16 | カウンシル・オブ・サイエンティフィック・アンド・インダストリアル・リサーチ | 使用済み触媒からのパラジウムの回収方法 |
JP2007302944A (ja) * | 2006-05-11 | 2007-11-22 | Sumitomo Metal Mining Co Ltd | 白金族元素を吸着したイオン交換樹脂から白金族元素の回収方法 |
CN101186971A (zh) * | 2006-11-17 | 2008-05-28 | 南化集团研究院 | 一种从废钯碳催化剂中回收贵金属钯的方法 |
JP2013249494A (ja) * | 2012-05-30 | 2013-12-12 | National Institute Of Advanced Industrial Science & Technology | 複合酸化物を経由する貴金属の回収方法および装置 |
-
2015
- 2015-03-27 JP JP2015066804A patent/JP2016186110A/ja active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS507720A (ja) * | 1973-05-24 | 1975-01-27 | ||
US20040241066A1 (en) * | 2003-05-30 | 2004-12-02 | Jasra Raksh Vir | Process for recovery of palladium from spent catalyst |
JP2006526069A (ja) * | 2003-05-30 | 2006-11-16 | カウンシル・オブ・サイエンティフィック・アンド・インダストリアル・リサーチ | 使用済み触媒からのパラジウムの回収方法 |
JP2007302944A (ja) * | 2006-05-11 | 2007-11-22 | Sumitomo Metal Mining Co Ltd | 白金族元素を吸着したイオン交換樹脂から白金族元素の回収方法 |
CN101186971A (zh) * | 2006-11-17 | 2008-05-28 | 南化集团研究院 | 一种从废钯碳催化剂中回收贵金属钯的方法 |
JP2013249494A (ja) * | 2012-05-30 | 2013-12-12 | National Institute Of Advanced Industrial Science & Technology | 複合酸化物を経由する貴金属の回収方法および装置 |
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