WO2005083131A1 - パラジウムの抽出剤及びパラジウムの分離回収方法 - Google Patents
パラジウムの抽出剤及びパラジウムの分離回収方法 Download PDFInfo
- Publication number
- WO2005083131A1 WO2005083131A1 PCT/JP2005/002855 JP2005002855W WO2005083131A1 WO 2005083131 A1 WO2005083131 A1 WO 2005083131A1 JP 2005002855 W JP2005002855 W JP 2005002855W WO 2005083131 A1 WO2005083131 A1 WO 2005083131A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- palladium
- platinum
- rhodium
- solution
- organic phase
- Prior art date
Links
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 title claims abstract description 162
- 229910052763 palladium Inorganic materials 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000000926 separation method Methods 0.000 title claims abstract description 11
- 238000011084 recovery Methods 0.000 title abstract description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000000243 solution Substances 0.000 claims abstract description 39
- 239000012074 organic phase Substances 0.000 claims abstract description 23
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000007864 aqueous solution Substances 0.000 claims abstract description 15
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 13
- 239000011593 sulfur Substances 0.000 claims abstract description 13
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 8
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 claims abstract description 8
- 125000002723 alicyclic group Chemical group 0.000 claims abstract description 7
- 125000001183 hydrocarbyl group Chemical group 0.000 claims abstract 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 82
- 229910052751 metal Inorganic materials 0.000 claims description 45
- 239000002184 metal Substances 0.000 claims description 45
- -1 diamide compound Chemical class 0.000 claims description 30
- 229910052697 platinum Inorganic materials 0.000 claims description 30
- 229910052703 rhodium Inorganic materials 0.000 claims description 27
- 239000010948 rhodium Substances 0.000 claims description 27
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 27
- 125000004432 carbon atom Chemical group C* 0.000 claims description 17
- 239000010953 base metal Substances 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 7
- 150000002739 metals Chemical class 0.000 claims description 5
- 239000002244 precipitate Substances 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- 239000003929 acidic solution Substances 0.000 claims description 3
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 230000003472 neutralizing effect Effects 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000000605 extraction Methods 0.000 abstract description 26
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 239000008346 aqueous phase Substances 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 150000002430 hydrocarbons Chemical group 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 5
- 229910052801 chlorine Inorganic materials 0.000 description 5
- 239000000460 chlorine Substances 0.000 description 5
- 238000004090 dissolution Methods 0.000 description 5
- 239000007800 oxidant agent Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000002386 leaching Methods 0.000 description 4
- 229910052725 zinc Inorganic materials 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000000638 solvent extraction Methods 0.000 description 3
- LHNRHYOMDUJLLM-UHFFFAOYSA-N 1-hexylsulfanylhexane Chemical compound CCCCCCSCCCCCC LHNRHYOMDUJLLM-UHFFFAOYSA-N 0.000 description 2
- YIWUKEYIRIRTPP-UHFFFAOYSA-N 2-ethylhexan-1-ol Chemical compound CCCCC(CC)CO YIWUKEYIRIRTPP-UHFFFAOYSA-N 0.000 description 2
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 2
- 229910000640 Fe alloy Inorganic materials 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 125000001995 cyclobutyl group Chemical group [H]C1([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 150000002903 organophosphorus compounds Chemical class 0.000 description 2
- 229910052762 osmium Inorganic materials 0.000 description 2
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 2
- KTEDZFORYFITAF-UHFFFAOYSA-K rhodium(3+);trihydroxide Chemical compound [OH-].[OH-].[OH-].[Rh+3] KTEDZFORYFITAF-UHFFFAOYSA-K 0.000 description 2
- 229910052707 ruthenium Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 125000004973 1-butenyl group Chemical group C(=CCC)* 0.000 description 1
- 125000006039 1-hexenyl group Chemical group 0.000 description 1
- 125000006017 1-propenyl group Chemical group 0.000 description 1
- KQNFZEVUCSXNTH-UHFFFAOYSA-N 2-(2-amino-2-oxoethyl)sulfanylacetamide Chemical class NC(=O)CSCC(N)=O KQNFZEVUCSXNTH-UHFFFAOYSA-N 0.000 description 1
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 1
- 125000004974 2-butenyl group Chemical group C(C=CC)* 0.000 description 1
- 125000000094 2-phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 1
- GNAYFTGREAJJLY-UHFFFAOYSA-N 3-(3-amino-3-oxopropyl)sulfanylpropanamide Chemical class NC(=O)CCSCCC(N)=O GNAYFTGREAJJLY-UHFFFAOYSA-N 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 125000005428 anthryl group Chemical group [H]C1=C([H])C([H])=C2C([H])=C3C(*)=C([H])C([H])=C([H])C3=C([H])C2=C1[H] 0.000 description 1
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- QSKKXNSTGHZSQB-UHFFFAOYSA-N azane;platinum(2+) Chemical compound N.[Pt+2] QSKKXNSTGHZSQB-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 125000000490 cinnamyl group Chemical group C(C=CC1=CC=CC=C1)* 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- 125000000596 cyclohexenyl group Chemical group C1(=CCCCC1)* 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000006547 cyclononyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])C1([H])[H] 0.000 description 1
- 125000000640 cyclooctyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])C1([H])[H] 0.000 description 1
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 125000005265 dialkylamine group Chemical group 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000000555 isopropenyl group Chemical group [H]\C([H])=C(\*)C([H])([H])[H] 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000002960 margaryl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229940094933 n-dodecane Drugs 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- MUJIDPITZJWBSW-UHFFFAOYSA-N palladium(2+) Chemical compound [Pd+2] MUJIDPITZJWBSW-UHFFFAOYSA-N 0.000 description 1
- 125000000913 palmityl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000002958 pentadecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 125000005561 phenanthryl group Chemical group 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- SSVFCHUBLIJAMI-UHFFFAOYSA-N platinum;hydrochloride Chemical group Cl.[Pt] SSVFCHUBLIJAMI-UHFFFAOYSA-N 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000005504 styryl group Chemical group 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000001973 tert-pentyl group Chemical group [H]C([H])([H])C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- 125000002889 tridecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 125000005023 xylyl group Chemical group 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
- C07C323/50—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton
- C07C323/51—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton
- C07C323/60—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton with the carbon atom of at least one of the carboxyl groups bound to nitrogen atoms
-
- 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
-
- 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
- C22B11/048—Recovery of noble metals from waste materials from spent catalysts
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/34—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing sulfur, e.g. sulfonium
-
- 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
-
- 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
Definitions
- the present invention relates to a palladium extractant and a method for separating and recovering palladium.
- Platinum group metals such as platinum and palladium are used in industrial catalysts, exhaust gas purifying catalysts for automobiles, and many electric appliances. Since these platinum group metals are expensive and useful as resources, they have been conventionally collected and recycled after use. In recent years, the importance of collecting and recycling resources in consideration of resource conservation has further increased.
- platinum group metals have been recovered by many methods such as precipitation separation method (Patent Document 1), ion exchange method (Patent Document 2, Patent Document 3), electrolytic deposition method (Patent Document 4), and solvent extraction method.
- a method has been proposed and implemented. Among these methods, the solvent extraction method is widely used in terms of economy and operability.
- a sulfur-containing organic compound and an organic phosphorus compound have been conventionally used.
- the sulfur-containing organic compound dianolequinolenosulphide and dialkylsulfinoxide are used, and as the organic phosphorus compound, trialkylphosphonate, trialkyl phosphate, trialkylphosphine oxide, trialkylphosphonide are used.
- Insulides and the like are known, and a method using dialkyl sulphide (DAS) and tributylphosphoric acid (TBP) is known (Patent Document 5). In this method, palladium is extracted by DAS and platinum is recovered by TBP.
- DAS dialkyl sulphide
- TBP tributylphosphoric acid
- Patent Document 1 JP-A-10-102156
- Patent Document 2 JP-A-3-22402
- Patent Document 3 JP-A-7-310129
- Patent Document 4 JP-A-8-158088
- Patent Document 5 JP-A-63-14824
- Patent Document 6 Japanese Patent Publication 1-30896
- Patent Document 7 JP-A-9-279264
- An object of the present invention is to provide a novel palladium extractant capable of improving the extraction rate as compared with the case where DHS which is a conventional extractant is used, and a method for separating and recovering palladium using the same. is there.
- the present inventors instead of using DHS as an extractant, the present inventors use a sulfur-containing diamide compound and bring it into contact with an acidic solution containing palladium, and when DHS conventionally used is used, Initially, the extraction rate is low, and a sufficient extraction rate can be achieved only after a certain period of time.However, with a sulfur-containing diamide compound, a sufficient extraction rate can be achieved simultaneously with the extraction process. The inventors have found that palladium can be extracted with high selectivity from an acidic aqueous solution containing another platinum group metal or a base metal, and completed the present invention.
- the present invention is as follows.
- a palladium extractant comprising a sulfur-containing diamide compound represented by the following structural formula (1).
- R and R are a chain hydrocarbon group having 118 carbon atoms (even though these groups may be branched,
- R represents a group represented by ⁇ (CH) S (CH) ⁇ (group n
- a method for separating palladium which comprises back-extracting palladium extracted with the organic phase according to (2) with an aqueous hydrochloric acid solution containing thiourea to obtain an aqueous solution containing palladium.
- a step of neutralizing the treatment solution and separating and removing a metal other than the platinum group metal coexisting in this solution as a precipitate the obtained platinum group metal such as palladium, platinum and rhodium is removed.
- the palladium extract from the palladium-containing acidic solution by contacting the palladium-containing solution with a palladium extractant characterized by comprising a sulfur-containing diamide compound represented by the structural formula (1) according to claim 1 and a derivative thereof.
- the palladium-containing palladium extractant obtained through the separation and recovery step (second step) is brought into contact with a hydrochloric acid aqueous solution containing thiourea to recover palladium.
- Palladium is removed through the step (third step), and the aqueous solution containing platinum and rhodium obtained in the second step is brought into contact with a tributylphosphoric acid-based extractant to extract and separate platinum from rhodium (fourth step).
- a method for recovering palladium, platinum and rhodium comprising separating and recovering platinum and rhodium through the following steps.
- the invention's effect [0007] According to the present invention, by using a sulfur-containing diamide compound as an extractant for palladium in a platinum group metal, palladium can be extracted in a short time, and can be extracted with other platinum group metals and base metals. Separation is possible, and the palladium can be separated and recovered with high efficiency.
- FIG. 1 is a diagram showing the extraction time dependence of the palladium (II) extraction rate.
- the target solution to be treated in the present invention is obtained as follows.
- the target solution contains a platinum group metal consisting of palladium, platinum and rhodium. Components other than palladium are not essential.
- the chlorine leaching step is performed in the following PHL, Shioi and ⁇ ion concentration of at least 15 g / l solution, a platinum group metal particle diameter is less portion diameter 45 beta m and Kona ⁇ at least 45%
- the mixed iron alloy powder is mixed at a rate of 150 to 250 g, preferably 200 to 250 g per 11 of the solution.
- a small amount of nitric acid is added and left for 3 hours or more.
- a metal powder soluble in hydrochloric acid such as a metal, a metal powder, preferably an iron powder is used. It is carried out by setting the oxidation-reduction potential to -100 to +100 mV, preferably -60 to +100 mV, based on the silver electrode.
- the re-dissolution step is performed at a reaction temperature of 90 ° C or higher, a slurry concentration of 200 to 400 g / l, a copper ion concentration of 20 to 30 g / l in the solution at the end of the dissolution, and a chloride ion concentration of 9mol / l
- the oxidizing agent used in this dissolving step is chlorine, hydrogen peroxide, oxygen, air or the like, preferably chlorine.
- the hydrochloric acid platinum group metal solution obtained from the re-dissolution step is neutralized, and metals other than the platinum group metal coexisting in the solution are separated and removed as precipitates.
- This impurity neutralization removal step is to adjust the pH to 2.8-3.3, and is more preferably performed by removing excess oxidizing agent by degassing or the like and then adjusting the pH.
- the solution obtained by the above operation contains a platinum group metal such as palladium, platinum and rhodium.
- platinum group metals platinum and rhodium, which are component metals other than palladium, are included depending on the object to be treated.
- a hydrochloric acid solution containing palladium having a metal mole concentration of 1/2 of the molar concentration of the sulfur-containing diamide compound to be brought into contact with the solution to be treated is prepared.
- the sulfur-containing diamide compound is represented by the following structural formula.
- R and R are a chain hydrocarbon group having 118 carbon atoms (even though these groups may be branched,
- R represents a group represented by ⁇ (CH) S (CH) ⁇ (group n
- , 1 represents an integer of 1 to 4.
- Examples of the open-chain hydrocarbon group include methinole, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, noninole, decyl, pendecyl, dodecyl, tridecyl, tetradecyl, pentadecyl, hexadecyl, and heptadecyl.
- Examples of cycloaliphatic hydrocarbon groups are cyclobutyl, cyclopentynole, cyclohexyl, cyclobutyl, cyclooctyl, cyclononyl, cyclodecyl, cyclohexenyl, and cyclohexeninol.
- aromatic hydrocarbon groups include phenyl, naphthyl, anthryl, tolyl, xylyl, tameninole, benzyl, phenethyl, styryl, cinnamyl, bif Enilyl, phenanthryl, and the like, respectively.
- the thiodiglycolamide compounds are as follows.
- R is carbon number 1
- the 3,3'-thiodipropionamide compounds are as follows.
- R and R are a chain hydrocarbon group having 118 carbon atoms (even though these groups may be branched,
- the 3,6-dithiaoctanediamide compound is as follows.
- an extraction solution comprising an extraction solvent is prepared.
- This substance is harmful to hydrophobic organic solvents (aliphatic hydrocarbons such as n-dodecane, alcohols such as 2-ethyl-hexanol, aliphatic chlorides such as chloroform, aromatic hydrocarbons such as benzene). It can be used after being dissolved.
- concentration of the extractant in the solvent can be determined as appropriate, but the palladium separation rate may decrease at high extractant concentrations.
- the aqueous phase comprising the aqueous hydrochloric acid solution containing the platinum group metal is brought into contact with the organic phase containing the sulfur-containing diamide compound (second step).
- the aqueous phase in the second step is one in which the base metals such as copper, iron, and zinc have been removed in advance. Even when these base metals remain, almost all of palladium alone is removed. Extracted into organic phase
- the palladium separated into the organic phase by the above operation can be recovered as an aqueous solution by bringing it into contact with a thiourea-containing aqueous hydrochloric acid solution (third step).
- the TBP-containing organic solvent from which the platinum has been extracted is heated to a boiling temperature of 90 ° C or higher, and an oxidizing agent and an alkali are added thereto, filtered as hydroxide, and filtered to obtain a purified platinum solution. Then, an ammonium chloride salt is added, and the platinum is recovered as a salted platinum ammonium salt.
- a platinum-purified liquid having a low rhodium grade is recovered as a back extract, and the actual platinum yield can be 99% or more.
- the loss of rhodium is less than 0.1 Q / o, and efficient separation is achieved.
- the amount of metal other than rhodium remaining in the aqueous solution becomes very small, and the pH of the mouth dimmed with alkali is adjusted to 9 or more, and the temperature is set to 90 ° C to precipitate as rhodium hydroxide.
- the pH of the mouth dimmed with alkali is adjusted to 9 or more, and the temperature is set to 90 ° C to precipitate as rhodium hydroxide.
- DHS requires about 240 minutes to extract almost all palladium, 1, 2, and In Fig. 3, it can be seen that almost the entire amount can be extracted immediately after the contact between the organic phase and the aqueous phase. From this, it can be concluded that 1, 2, and 3 are faster with respect to the palladium extraction time.
- Hydrochloric acid aqueous solutions containing metals at 50 mg / l and having concentrations of 0.4 and 3 mol / l were used for the aqueous phase.
- the organic phase used for the extraction was prepared by diluting the extractant to O.lmol / 1 with black-mouthed form.
- the organic and aqueous phases were shaken vigorously for 10 minutes to extract the metals.
- the extraction rate is the result of measuring the metal concentration of the aqueous phase before and after shaking using an ICP emission spectrometer. It was found that almost 100% of palladium was extracted into the organic phase. On the other hand, it was found that other platinum group metals and base methanol were almost completely extracted into the organic phase.
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GB0616897A GB2426758B (en) | 2004-02-27 | 2005-02-23 | Extractants for palladium and process for separation and recovery of palladium |
US10/590,799 US7597863B2 (en) | 2004-02-27 | 2005-02-23 | Extractant for palladium and method for separation and recovery of palladium |
JP2006510426A JP4448937B2 (ja) | 2004-02-27 | 2005-02-23 | パラジウムの抽出剤及びパラジウムの分離回収方法 |
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06172882A (ja) * | 1984-06-25 | 1994-06-21 | Allied Signal Inc | 水溶液からパラジウムを分離・精製するための方法及び組成物 |
JPH0827527A (ja) * | 1994-07-15 | 1996-01-30 | Tanaka Kikinzoku Kogyo Kk | 白金及び/又はパラジウムの抽出剤及び回収方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU542195B2 (en) * | 1980-09-05 | 1985-02-14 | Inco Ltd. | The extraction of precious metals from concentrates |
JPS6314824A (ja) | 1986-07-04 | 1988-01-22 | Tanaka Kikinzoku Kogyo Kk | 貴金属元素の回収方法 |
JPS6430896A (en) | 1987-07-27 | 1989-02-01 | Honda Motor Co Ltd | Motorcycle |
JPH0322402A (ja) | 1989-07-27 | 1991-01-30 | Mitsubishi Motors Corp | 回転型ポテンショメータ |
JP3733598B2 (ja) | 1994-05-13 | 2006-01-11 | 住友金属鉱山株式会社 | 白金族元素の回収方法 |
JPH08158088A (ja) | 1994-12-05 | 1996-06-18 | Nissan Motor Co Ltd | 白金族金属の回収方法 |
JPH09279264A (ja) | 1996-04-10 | 1997-10-28 | Mitsubishi Materials Corp | 貴金属の連続抽出方法および回収方法 |
JP3229218B2 (ja) | 1996-09-27 | 2001-11-19 | 日鉱金属株式会社 | 白金の精製方法 |
US6551378B2 (en) * | 2001-02-20 | 2003-04-22 | Green Mineral Products Llc | Recovery of precious metals from low concentration sources |
US6890496B2 (en) * | 2002-02-07 | 2005-05-10 | Lynntech, Inc. | Extraction of metals with diquaternary amines |
-
2005
- 2005-02-23 JP JP2006510426A patent/JP4448937B2/ja active Active
- 2005-02-23 US US10/590,799 patent/US7597863B2/en active Active
- 2005-02-23 GB GB0616897A patent/GB2426758B/en active Active
- 2005-02-23 WO PCT/JP2005/002855 patent/WO2005083131A1/ja active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06172882A (ja) * | 1984-06-25 | 1994-06-21 | Allied Signal Inc | 水溶液からパラジウムを分離・精製するための方法及び組成物 |
JPH0827527A (ja) * | 1994-07-15 | 1996-01-30 | Tanaka Kikinzoku Kogyo Kk | 白金及び/又はパラジウムの抽出剤及び回収方法 |
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