WO2023042526A1 - 捕収剤、浮遊選鉱方法および化合物 - Google Patents
捕収剤、浮遊選鉱方法および化合物 Download PDFInfo
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- WO2023042526A1 WO2023042526A1 PCT/JP2022/026599 JP2022026599W WO2023042526A1 WO 2023042526 A1 WO2023042526 A1 WO 2023042526A1 JP 2022026599 W JP2022026599 W JP 2022026599W WO 2023042526 A1 WO2023042526 A1 WO 2023042526A1
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- 150000001875 compounds Chemical class 0.000 title claims abstract description 132
- 238000005188 flotation Methods 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 30
- 239000001257 hydrogen Substances 0.000 claims abstract description 12
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 12
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 47
- 239000011707 mineral Substances 0.000 claims description 47
- 239000002002 slurry Substances 0.000 claims description 38
- 125000000217 alkyl group Chemical group 0.000 claims description 36
- 125000004432 carbon atom Chemical group C* 0.000 claims description 36
- 239000004088 foaming agent Substances 0.000 claims description 18
- 229910052802 copper Inorganic materials 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 17
- 150000002739 metals Chemical class 0.000 claims description 16
- 229910052737 gold Inorganic materials 0.000 claims description 10
- 229910052745 lead Inorganic materials 0.000 claims description 10
- 229910052725 zinc Inorganic materials 0.000 claims description 10
- 229910052759 nickel Inorganic materials 0.000 claims description 7
- 229910052763 palladium Inorganic materials 0.000 claims description 7
- 229910052697 platinum Inorganic materials 0.000 claims description 7
- 229910052703 rhodium Inorganic materials 0.000 claims description 7
- 238000011084 recovery Methods 0.000 abstract description 39
- 125000006702 (C1-C18) alkyl group Chemical group 0.000 abstract 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 30
- 239000010949 copper Substances 0.000 description 25
- 230000000052 comparative effect Effects 0.000 description 19
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 12
- WZFUQSJFWNHZHM-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)N1CC2=C(CC1)NN=N2 WZFUQSJFWNHZHM-UHFFFAOYSA-N 0.000 description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 229910001873 dinitrogen Inorganic materials 0.000 description 10
- 230000002194 synthesizing effect Effects 0.000 description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000010992 reflux Methods 0.000 description 8
- VMKOFRJSULQZRM-UHFFFAOYSA-N 1-bromooctane Chemical compound CCCCCCCCBr VMKOFRJSULQZRM-UHFFFAOYSA-N 0.000 description 7
- WVYWICLMDOOCFB-UHFFFAOYSA-N 4-methyl-2-pentanol Chemical compound CC(C)CC(C)O WVYWICLMDOOCFB-UHFFFAOYSA-N 0.000 description 7
- DVRDHUBQLOKMHZ-UHFFFAOYSA-N chalcopyrite Chemical compound [S-2].[S-2].[Fe+2].[Cu+2] DVRDHUBQLOKMHZ-UHFFFAOYSA-N 0.000 description 7
- 229910052951 chalcopyrite Inorganic materials 0.000 description 7
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 6
- 238000005481 NMR spectroscopy Methods 0.000 description 6
- 238000002441 X-ray diffraction Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000003786 synthesis reaction Methods 0.000 description 6
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- JRNVQLOKVMWBFR-UHFFFAOYSA-N 1,2-benzenedithiol Chemical compound SC1=CC=CC=C1S JRNVQLOKVMWBFR-UHFFFAOYSA-N 0.000 description 4
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 150000001347 alkyl bromides Chemical class 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- HMUNWXXNJPVALC-UHFFFAOYSA-N 1-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C(CN1CC2=C(CC1)NN=N2)=O HMUNWXXNJPVALC-UHFFFAOYSA-N 0.000 description 2
- VRVRGVPWCUEOGV-UHFFFAOYSA-N 2-aminothiophenol Chemical compound NC1=CC=CC=C1S VRVRGVPWCUEOGV-UHFFFAOYSA-N 0.000 description 2
- VMKYTRPNOVFCGZ-UHFFFAOYSA-N 2-sulfanylphenol Chemical compound OC1=CC=CC=C1S VMKYTRPNOVFCGZ-UHFFFAOYSA-N 0.000 description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- ZWOASCVFHSYHOB-UHFFFAOYSA-N benzene-1,3-dithiol Chemical compound SC1=CC=CC(S)=C1 ZWOASCVFHSYHOB-UHFFFAOYSA-N 0.000 description 2
- WYLQRHZSKIDFEP-UHFFFAOYSA-N benzene-1,4-dithiol Chemical compound SC1=CC=C(S)C=C1 WYLQRHZSKIDFEP-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000003085 diluting agent Substances 0.000 description 2
- WNAHIZMDSQCWRP-UHFFFAOYSA-N dodecane-1-thiol Chemical compound CCCCCCCCCCCCS WNAHIZMDSQCWRP-UHFFFAOYSA-N 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 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 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 125000004434 sulfur atom Chemical group 0.000 description 2
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- JQMFQLVAJGZSQS-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-N-(2-oxo-3H-1,3-benzoxazol-6-yl)acetamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)NC1=CC2=C(NC(O2)=O)C=C1 JQMFQLVAJGZSQS-UHFFFAOYSA-N 0.000 description 1
- KFFUEVDMVNIOHA-UHFFFAOYSA-N 3-aminobenzenethiol Chemical compound NC1=CC=CC(S)=C1 KFFUEVDMVNIOHA-UHFFFAOYSA-N 0.000 description 1
- DOFIAZGYBIBEGI-UHFFFAOYSA-N 3-sulfanylphenol Chemical compound OC1=CC=CC(S)=C1 DOFIAZGYBIBEGI-UHFFFAOYSA-N 0.000 description 1
- WCDSVWRUXWCYFN-UHFFFAOYSA-N 4-aminobenzenethiol Chemical compound NC1=CC=C(S)C=C1 WCDSVWRUXWCYFN-UHFFFAOYSA-N 0.000 description 1
- BXAVKNRWVKUTLY-UHFFFAOYSA-N 4-sulfanylphenol Chemical compound OC1=CC=C(S)C=C1 BXAVKNRWVKUTLY-UHFFFAOYSA-N 0.000 description 1
- CONKBQPVFMXDOV-QHCPKHFHSA-N 6-[(5S)-5-[[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]methyl]-2-oxo-1,3-oxazolidin-3-yl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C[C@H]1CN(C(O1)=O)C1=CC2=C(NC(O2)=O)C=C1 CONKBQPVFMXDOV-QHCPKHFHSA-N 0.000 description 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 1
- VNQABZCSYCTZMS-UHFFFAOYSA-N Orthoform Chemical compound COC(=O)C1=CC=C(O)C(N)=C1 VNQABZCSYCTZMS-UHFFFAOYSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- -1 methyl isobutyl Chemical group 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010665 pine oil Substances 0.000 description 1
- YIBBMDDEXKBIAM-UHFFFAOYSA-M potassium;pentoxymethanedithioate Chemical compound [K+].CCCCCOC([S-])=S YIBBMDDEXKBIAM-UHFFFAOYSA-M 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/001—Flotation agents
- B03D1/004—Organic compounds
- B03D1/012—Organic compounds containing sulfur
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/02—Froth-flotation processes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C321/00—Thiols, sulfides, hydropolysulfides or polysulfides
- C07C321/24—Thiols, sulfides, hydropolysulfides, or polysulfides having thio groups bound to carbon atoms of six-membered aromatic rings
- C07C321/28—Sulfides, hydropolysulfides, or polysulfides having thio groups bound to carbon atoms of six-membered aromatic rings
-
- 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
- C07C323/23—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 nitrogen atoms, not being part of nitro or nitroso groups, bound to the same carbon skeleton
- C07C323/31—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 nitrogen atoms, not being part of nitro or nitroso groups, bound to the same carbon skeleton having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton
- C07C323/33—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 nitrogen atoms, not being part of nitro or nitroso groups, bound to the same carbon skeleton having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton having at least one of the nitrogen atoms bound to a carbon atom of the same non-condensed six-membered aromatic ring
- C07C323/35—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 nitrogen atoms, not being part of nitro or nitroso groups, bound to the same carbon skeleton having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton having at least one of the nitrogen atoms bound to a carbon atom of the same non-condensed six-membered aromatic ring the thio group being a sulfide group
- C07C323/37—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 nitrogen atoms, not being part of nitro or nitroso groups, bound to the same carbon skeleton having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton having at least one of the nitrogen atoms bound to a carbon atom of the same non-condensed six-membered aromatic ring the thio group being a sulfide group the sulfur atom of the sulfide group being further bound to a carbon atom of a six-membered aromatic ring
-
- 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
- C07C323/64—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 sulfur atoms, not being part of thio groups, bound to the same carbon skeleton
-
- 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
- C22B1/00—Preliminary treatment of ores or scrap
-
- 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
- C22B3/36—Heterocyclic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2201/00—Specified effects produced by the flotation agents
- B03D2201/02—Collectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2203/00—Specified materials treated by the flotation agents; Specified applications
- B03D2203/02—Ores
-
- 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 disclosure relates to collectors, ore flotation methods and compounds.
- Patent Document 1 describes a copper recovery method that uses dodecyl mercaptan and 2-mercaptobenzothiazole as collectors used in ore flotation.
- An object of the present disclosure is to provide a collector containing a compound that increases the recovery amount of target minerals, an ore flotation method using this compound, and a compound suitable for the collector.
- a collector containing a compound represented by the following formula (1) (In the above formula (1), R 1 represents an alkyl group having 1 to 18 carbon atoms, X represents NR 2 R 3 , SR 4 or OR 5. R 2-3 represents hydrogen or carbon atoms represents an alkyl group of 1 or more and 18 or less, and R 4-5 represents an alkyl group of 1 or more and 18 or less carbon atoms.) [2] The collector according to [1] above, wherein R 1 is an alkyl group having 5 to 10 carbon atoms. [3] The collector according to [1] or [2] above, wherein X is NR 2 R 3 or SR 4 .
- the collector according to any one of [1] to [3] above, wherein R 2 and R 3 are hydrogen. [5] The collector according to any one of [1] to [3] above, wherein R 4 is an alkyl group having 5 to 10 carbon atoms. [6] The collector according to [1] or [2] above, wherein R 5 is an alkyl group having 5 to 10 carbon atoms. [7] The collector is a collector that floats one or more minerals containing one or more metals selected from the group consisting of Cu, Au, Zn, Pb, Pt, Pd, Rh, Ni and Co. The collector according to any one of [1] to [6] above, which is a collector.
- R 2-3 represents hydrogen or carbon atoms represents an alkyl group of 1 or more and 18 or less
- R 4-5 represents an alkyl group of 1 or more and 18 or less carbon atoms.
- the ore slurry is an ore slurry containing at least one mineral containing at least one metal selected from the group consisting of Cu, Au, Zn, Pb, Pt, Pd, Rh, Ni and Co.
- the ore flotation method according to [8] or [9] above, wherein the amount of the compound represented by formula (1) added is 0.1 g or more and 1000 g or less per 1000 kg of ore.
- a collector containing a compound that increases the recovery amount of target minerals, an ore flotation method using this compound, and a compound suitable for the collector it is possible to provide a collector containing a compound that increases the recovery amount of target minerals, an ore flotation method using this compound, and a compound suitable for the collector.
- FIG. 1 is an X-ray diffraction pattern of chalcopyrite used in Examples 1-1 to 1-6 and Comparative Example 1-1.
- FIG. 2 is an X-ray diffraction pattern of the ore used in Example 4-1 and Comparative Example 4-1.
- FIG. 3 shows the contents of metals contained in the ores used in Example 4-1 and Comparative Example 4-1.
- FIG. 4 is an X-ray diffraction pattern of copper sulfide ores used in Examples 5-1 to 5-8 and Comparative Examples 5-1 to 5-2.
- the collector of this embodiment is a collector containing a compound represented by the following formula (1).
- R 1 represents an alkyl group having 1 to 18 carbon atoms
- X represents NR 2 R 3 , SR 4 or OR 5
- R 2-3 represents hydrogen or an alkyl group having 1 to 18 carbon atoms
- R 4 to 5 represents an alkyl group having 1 to 18 carbon atoms.
- R 1 is an alkyl group having 1 or more and 18 or less carbon atoms, preferably an alkyl group having 5 or more and 10 or less carbon atoms.
- a compound in which X in formula (1) is NR 2 R 3 is represented by the following formula (2).
- an amine that binds to the benzene ring is introduced for the purpose of enhancing the electron-donating property.
- sulfur is introduced to bond with the benzene ring.
- R 2 and R 3 are preferably hydrogen.
- a compound in which R 2 and R 3 in formula (2) are hydrogen is represented by the following formula (2-1).
- R 1 is preferably an alkyl group having 1 or more and 18 or less carbon atoms, and an alkyl group having 5 or more and 10 or less carbon atoms. more preferably a group.
- R 1 is an alkyl group having 8 carbon atoms ( octyl group) and R 2 and R 3 are preferably hydrogen.
- This compound is represented by the following formula (2-2).
- the compound represented by formula (2-2) is an isomer, a compound represented by formula (2-2-1), a compound represented by formula (2-2-2), and a compound represented by formula (2 -2-3) contains at least one compound.
- the compound represented by formula (2) can be synthesized by the reaction represented by the following reaction formula.
- a compound in which X in formula (1) is SR 4 is represented by the following formula (3).
- R 1 is preferably an alkyl group having 1 to 18 carbon atoms, more preferably an alkyl group having 5 to 10 carbon atoms. .
- R 4 is an alkyl group having 1 or more and 18 or less carbon atoms, preferably an alkyl group having 5 or more and 10 or less carbon atoms.
- R 1 and R 4 have 8 carbon atoms
- An alkyl group (octyl group) is preferred.
- a compound in which R 1 and R 4 are an alkyl group having 8 carbon atoms is represented by the following formula (3-1).
- the compound represented by formula (3-1) is an isomer, a compound represented by formula (3-1-1), a compound represented by formula (3-1-2), and a compound represented by formula (3 -1-3) contains at least one compound.
- the compound represented by formula (3) can be synthesized by the reaction represented by the following reaction formula.
- benzenedithiol under a nitrogen gas stream, benzenedithiol, one or more types of alkyl bromides (for example, BrR 1 and BrR 4 in the above formula), and potassium hydroxide are heated to reflux in ethanol while stirring. Subsequently, the obtained sample is washed, dehydrated and dried. Thus, the compound represented by Formula (3) can be obtained. Further, 1,2-benzenedithiol is used when synthesizing an ortho-substituted compound of the compound represented by formula (3), such as the compound represented by formula (3-1-1). 1,3-Benzenedithiol is used when synthesizing a meta-substituted compound of formula (3), such as the compound of formula (3-1-2). 1,4-Benzenedithiol is used when synthesizing a para-substituted compound of formula (3), such as the compound of formula (3-1-3).
- 1,2-benzenedithiol is used when synthesizing an ortho-substituted compound of the compound represented by formula (3),
- a compound in which X in formula (1) is OR 5 is represented by the following formula (4).
- R 1 is preferably an alkyl group having 1 to 18 carbon atoms, more preferably an alkyl group having 5 to 10 carbon atoms. .
- R 5 is an alkyl group having 1 or more and 18 or less carbon atoms, preferably an alkyl group having 5 or more and 10 or less carbon atoms.
- the compound represented by formula (4) can be synthesized by the reaction represented by the following reaction formula.
- mercaptophenol one or more alkyl bromides (for example, BrR 1 and BrR 5 in the above formula), and potassium hydroxide are heated to reflux in ethanol under a nitrogen gas stream while stirring. Subsequently, the obtained sample is washed, dehydrated and dried. Thus, a compound represented by formula (4) can be obtained. Further, 2-mercaptophenol is used when synthesizing an ortho-substituted compound of the compound represented by formula (4). 3-Mercaptophenol is used when synthesizing the meta-substituted compound of the formula (4). When synthesizing the para-substituted compound of the formula (4), 4-mercaptophenol is used.
- X is NR 2 R 3 like the compound represented by the formula (2), or It is preferred that X is SR4 , as in the compounds of formula (3).
- R 2 and R 3 are preferably hydrogen, as in the compound represented by formula (2-1).
- the target mineral is one or more minerals containing one or more metals selected from the group consisting of Cu, Au, Zn, Pb, Pt, Pd, Rh, Ni and Co.
- the compound represented by the above formula (1) can increase the recovery amount of target minerals compared to conventional collectors, and in particular can increase the recovery amount of multiple types of minerals containing multiple types of metals. Therefore, the collector containing the compound represented by Formula (1) can improve the recovery amount of minerals, particularly the recovery amount of multiple types of minerals containing multiple types of metals.
- Such a collector of the present embodiment is suitably used for ore flotation.
- the collector containing the compound represented by the above formula (1) contains one or more metals selected from the group consisting of Cu, Au, Zn, Pb, Pt, Pd, Rh, Ni and Co. It is preferably a collector that floats one or more minerals containing, and is a collector that floats one or more minerals containing one or more metals selected from the group consisting of Cu, Au, Zn and Pb. More preferably, it is an absorbent. In ore flotation, the compound represented by formula (1) can improve the recovery of minerals, especially those containing the above metals. Therefore, when the collector containing the compound represented by formula (1) is used as the collector, the recovery amount of one or more minerals can be increased.
- the form of the collector in this embodiment can be appropriately selected according to the ore flotation process.
- the collector of the present embodiment contains a foaming agent in addition to the compound represented by formula (1).
- the collector of the present embodiment may not contain the foaming agent. Foaming agents used in conventional flotation can be used.
- the collector of the present embodiment may contain various additives such as inhibitors.
- the compound represented by the above formula (1) and a foaming agent are added to the ore slurry to float and recover one or more minerals in the ore slurry.
- various additives such as inhibitors may be added to the ore slurry in addition to the compound represented by formula (1) and the foaming agent.
- the compound represented by formula (1) and a foaming agent are added to the ore slurry, and one or more minerals captured by the compound represented by formula (1) are added as a foaming agent It floats on the liquid surface of the ore slurry together with the bubbles generated by Metals can then be recovered from the ore slurry by recovering the mineral-laden foamy layer from the ore slurry.
- the ore slurry used in the flotation method is obtained by mixing the pulverized ore containing the desired mineral with a liquid such as water.
- a foaming agent is a substance that dissolves in a solvent to stabilize the foam of the solution. Specific substances include, but are not limited to, methyl isobutyl carbinol (MIBC), pine oil, Aerofroth 70 (CYTEC), and the like.
- the amount of the foaming agent is preferably 0.001 g/t or more and 2000 g/t or less (0.001 g or more and 2000 g or less with respect to 1000 kg of ore).
- the amount of the foaming agent is 0.001 g/t or more, it is easy to obtain floating ore, and when the amount of the foaming agent exceeds 2000 g/t, the effect of adding the foaming agent may plateau. .
- the ore flotation method the ore slurry to which the compound represented by Formula (1) and the foaming agent are added may be bubbled.
- the compound represented by formula (1) can improve the recovery of minerals, particularly the recovery of multiple types of minerals. Therefore, in the ore flotation method of the present embodiment using the compound represented by formula (1), a large amount of minerals can float on the liquid surface of the ore slurry compared to the conventional collector, so that the ore slurry can be Increases the amount of recovered minerals.
- the ore slurry contains one or more metals selected from the group consisting of Cu, Au, Zn, Pb, Pt, Pd, Rh, Ni and Co. It is preferably an ore slurry containing minerals, more preferably an ore slurry containing one or more minerals containing one or more metals selected from the group consisting of Cu, Au, Zn and Pb. preferable.
- the compound represented by formula (1) can improve the recovery of minerals, especially those containing the above metals. Therefore, in the ore flotation method of the present embodiment, flotation of one or more minerals containing one or more metals can increase the recovery amount of the one or more minerals.
- the amount of the compound represented by formula (1) added is preferably 0.1 g or more and 1000 g or less, more preferably 10 g or more and 300 g or less, relative to 1000 kg of ore. More preferably, it is 50 g or more and 300 g or less.
- the added amount of the compound represented by formula (1) is 0.1 g or more, the recovery amount of the target mineral can be sufficiently increased.
- the amount of the compound represented by formula (1) added is 1000 g or less, the cost of the compound represented by formula (1) can be reduced.
- the pH of the ore slurry is preferably 6 or more and 12 or less, more preferably 9 or more and 12 or less.
- the recovery amount of minerals can be further increased.
- the compound of this embodiment is a compound represented by the above formula (3-1-1).
- the compound represented by formula (3-1-1) in the compound represented by formula (3-1-1), two sulfur atoms present at adjacent positions strongly bind to minerals. Therefore, the compound represented by formula (3-1-1) is preferably used as a collector.
- the compound represented by formula (3-1-1) can be synthesized by the reaction represented by the following reaction formula.
- the collection amount of target minerals can be increased by using the collector containing the compound represented by formula (1). Therefore, in flotation, the recovery of desired minerals can be increased.
- each example was performed using a collector containing each compound.
- Example 1-1 to 6 and Comparative Example 1-1 As Examples 1-1 to 6, as shown in Table 1, formulas (2-2-1) to (2-2-3) and formulas (3-1-1) to (3-1-3 ) was used to flotate chalcopyrite. Further, as Comparative Example 1-1, chalcopyrite flotation was performed using PAX (Cytec Industries, Potassium Amyl Xanthate).
- the flotation was carried out according to the following procedure. First, a slurry of pulverized chalcopyrite having an X-ray diffraction pattern shown in FIG. 100 g of an agent (methyl isobutyl carbinol (MIBC)) was added. The chalcopyrite used had a Cu grade of 27.5% and an Fe grade of 40.9%. The amount of pulverized material in the slurry was 25 g. The compound represented by the formula (3-1-3) is dissolved in kerosene and then added to the slurry, and the compounds other than the compound represented by the formula (3-1-3) are directly added to the slurry. bottom. Then, ore flotation was carried out in 10 minutes to obtain floating ore and tailings.
- MIBC methyl isobutyl carbinol
- the copper grades of the obtained floating ore and tailing were analyzed, and the recovery rate of Cu was calculated based on the following formula. Float is the ore that floats in the flotation, and tailings is the ore that does not float in the flotation. Further, the Cu grade shown in Table 1 is the copper grade of floating ore.
- Cu recovery rate (%) floating ore weight x floating ore copper grade / (floating ore weight x floating ore copper grade + tailing weight x tailing copper grade)
- Example 2-1 to 4 and Comparative Example 2-1 As shown in Table 2, flotation was performed in the same manner as in Example 1-1 except that each compound was used and 100 g of each compound was added per 1000 kg of chalcopyrite.
- Examples 3-1 to 3 and Comparative Example 3-1 As shown in Table 3, flotation was performed in the same manner as in Example 1-1 except that each compound was used and 300 g of each compound was added per 1000 kg of chalcopyrite.
- Example 4-1 and Comparative Example 4-1 As shown in Table 4, as Example 4-1 and Comparative Example 4-1, respectively, the compound represented by formula (2-2-1) or PAX was used to obtain the X-ray diffraction patterns shown in FIG. Flotation of the indicated ores was carried out. As a result of MP-AES and XRF analysis of this ore, it was found to contain various metals shown in FIG.
- the flotation was carried out according to the following procedure. First, a slurry of pulverized ore pulverized to a particle size of 75 ⁇ m or less is adjusted to pH 7 to 8, and 100 g of the compound represented by formula (2-2-1) or PAX and a foaming agent (methyl isobutyl 200 g of carbinol (MIBC)) was added. The amount of pulverized material in the slurry was 75 g and the Pulp concentration was 30%. Then, ore flotation was performed in 15 minutes, and the recovery rates of Au, Zn, and Pb were calculated.
- a foaming agent methyl isobutyl 200 g of carbinol (MIBC)
- Example 4-1 As shown in Table 4, in Example 4-1, the Au recovery rate, Zn recovery rate, and Pb recovery rate all increased compared to Comparative Example 4-1.
- Examples 5-1 to 8 and Comparative Examples 5-1 to 2 As Examples 5-1 to 8, as shown in Table 5, using compounds represented by formulas (2-2-1) to (2-2-3) and (3-1-1) , carried out flotation of copper sulfide ore. Further, as Comparative Examples 5-1 and 5-2, copper sulfide ore was flotated using PAX.
- the flotation was carried out according to the following procedure. First, a slurry of pulverized copper sulfide ore showing the X-ray diffraction pattern shown in FIG. 100 g and 100 g of a foaming agent (methyl isobutyl carbinol (MIBC)) were added.
- the copper sulfide ore used had a Cu grade of 3.0% and an Fe grade of 4.2%.
- the amount of pulverized material in the slurry was 25 g.
- PAX was dissolved in water and then added to the slurry, and compounds other than PAX were added directly to the slurry. Then, ore flotation was carried out in 10 minutes to obtain floating ore and tailings.
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Abstract
Description
[2] R1は炭素数5以上10以下のアルキル基である、上記[1]に記載の捕収剤。
[3] XはNR2R3またはSR4である、上記[1]または[2]に記載の捕収剤。
[4] R2およびR3は水素である、上記[1]~[3]のいずれか1つに記載の捕収剤。
[5] R4は炭素数5以上10以下のアルキル基である、上記[1]~[3]のいずれか1つに記載の捕収剤。
[6] R5は炭素数5以上10以下のアルキル基である、上記[1]または[2]に記載の捕収剤。
[7] 前記捕収剤は、Cu、Au、Zn、Pb、Pt、Pd、Rh、NiおよびCoからなる群より選択される1種以上の金属を含む1種以上の鉱物を浮遊選鉱する捕収剤である、上記[1]~[6]のいずれか1つに記載の捕収剤。
[8] 鉱石スラリーに対して下記式(1)で表される化合物および起泡剤を添加し、1種以上の鉱物を前記鉱石スラリー中に浮遊させて回収する、浮遊選鉱方法。
[9] 前記鉱石スラリーは、Cu、Au、Zn、Pb、Pt、Pd、Rh、NiおよびCoからなる群より選択される1種以上の金属を含む1種以上の鉱物を含有する鉱石のスラリーである、上記[8]に記載の浮遊選鉱方法。
[10] 前記式(1)で表される化合物の添加量は、鉱石1000kgに対して、0.1g以上1000g以下である、上記[8]または[9]に記載の浮遊選鉱方法。
[11] 前記鉱石スラリーのpHは6以上12以下である、上記[8]~[10]のいずれか1つに記載の浮遊選鉱方法。
[12] 下記式(3-1-1)で表される化合物。
窒素ガス気流下で、2-アミノベンゼンチオール(0.5g)、水酸化カリウム(0.5g)、1-ブロモオクタン(0.77g)をアセトン(30mL)中で撹拌しながら75℃で1時間の加熱還流を行った。続いて、得られた試料を洗浄、脱水、真空乾燥した。得られた試料をNMRで分析した結果、式(2-2-1)で表される化合物を収率80.1%で得ることができた。この化合物は、茶褐色油状であった。
窒素ガス気流下で、3-アミノベンゼンチオール(0.5g)、水酸化カリウム(0.5g)、1-ブロモオクタン(0.77g)をアセトン(30mL)中で撹拌しながら75℃で1時間の加熱還流を行った。続いて、得られた試料を洗浄、脱水、真空乾燥した。得られた試料をNMRで分析した結果、式(2-2-2)で表される化合物を収率82.5%で得ることができた。この化合物は、赤褐色油状であった。
窒素ガス気流下で、4-アミノベンゼンチオール(0.5g)、水酸化カリウム(0.5g)、1-ブロモオクタン(0.77g)をアセトン(30mL)中で撹拌しながら75℃で1時間の加熱還流を行った。続いて、得られた試料を洗浄、脱水、真空乾燥した。得られた試料をNMRで分析した結果、式(2-2-3)で表される化合物を収率は85.0%で得ることができた。この化合物は、茶黒色油状であった。
窒素ガス気流下で、1,2-ベンゼンジチオール(0.5g)、水酸化カリウム(1.57g)、1-ブロモオクタン(3.35g)をエタノール(24mL)中で撹拌しながら100℃で1時間の加熱還流を行った。続いて、得られた試料を洗浄、脱水、真空乾燥した。得られた試料をNMRで分析した結果、式(3-1-1)で表される化合物を92.3%の収率で得ることができた。この化合物は、黄色油状であった。
窒素ガス気流下で、1,3-ベンゼンジチオール(0.5g)、水酸化カリウム(1.57g)、1-ブロモオクタン(3.35g)をエタノール(24mL)中で撹拌しながら100℃で1時間の加熱還流を行った。続いて、得られた試料を洗浄、脱水、真空乾燥した。得られた試料をNMRで分析した結果、式(3-1-2)で表される化合物を81.4%の収率で得ることができた。この化合物は、黄色油状であった。
窒素ガス気流下で、1,4-ベンゼンジチオール(0.5g)、水酸化カリウム(1.57g)、1-ブロモオクタン(3.35g)をエタノール(24mL)中で撹拌しながら100℃で1時間の加熱還流を行った。続いて、得られた試料を洗浄、脱水、真空乾燥した。得られた試料をNMRで分析した結果、式(3-1-3)で表される化合物を75.2%の収率で得ることができた。この化合物は、薄黄色結晶であった。
実施例1-1~6として、表1に示すように、式(2-2-1)~式(2-2-3)および式(3-1-1)~式(3-1-3)で表される化合物を用いて、黄銅鉱の浮遊選鉱を行った。また、比較例1-1として、PAX(Cytec Industries、Potassium Amyl Xanthate カリウムアミルザンセート)を用いて、黄銅鉱の浮遊選鉱を行った。
表2に示すように、各化合物を用い、黄銅鉱1000kgあたり各化合物を100g添加したこと以外は実施例1-1と同様にして、浮遊選鉱を行った。
表3に示すように、各化合物を用い、黄銅鉱1000kgあたり各化合物を300g添加したこと以外は実施例1-1と同様にして、浮遊選鉱を行った。
表4に示すように、実施例4-1および比較例4-1として、それぞれ、式(2-2-1)で表される化合物またはPAXを用いて、図2に示すX線回折パターンを示す鉱石の浮遊選鉱を行った。また、この鉱石についてMP-AESおよびXRFで分析した結果、図3に示す各種金属を含有することがわかった。
実施例5-1~8として、表5に示すように、式(2-2-1)~式(2-2-3)および式(3-1-1)で表される化合物を用いて、硫化銅鉱石の浮遊選鉱を行った。また、比較例5-1~2として、PAXを用いて、硫化銅鉱石の浮遊選鉱を行った。
Claims (12)
- R1は炭素数5以上10以下のアルキル基である、請求項1に記載の捕収剤。
- XはNR2R3またはSR4である、請求項1または2に記載の捕収剤。
- R2およびR3は水素である、請求項1~3のいずれか1項に記載の捕収剤。
- R4は炭素数5以上10以下のアルキル基である、請求項1~3のいずれか1項に記載の捕収剤。
- R5は炭素数5以上10以下のアルキル基である、請求項1または2に記載の捕収剤。
- 前記捕収剤は、Cu、Au、Zn、Pb、Pt、Pd、Rh、NiおよびCoからなる群より選択される1種以上の金属を含む1種以上の鉱物を浮遊選鉱する捕収剤である、請求項1~6のいずれか1項に記載の捕収剤。
- 前記鉱石スラリーは、Cu、Au、Zn、Pb、Pt、Pd、Rh、NiおよびCoからなる群より選択される1種以上の金属を含む1種以上の鉱物を含有する鉱石のスラリーである、請求項8に記載の浮遊選鉱方法。
- 前記式(1)で表される化合物の添加量は、鉱石1000kgに対して、0.1g以上1000g以下である、請求項8または9に記載の浮遊選鉱方法。
- 前記鉱石スラリーのpHは6以上12以下である、請求項8~10のいずれか1項に記載の浮遊選鉱方法。
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---|---|---|---|---|
JPS59161351A (ja) * | 1982-05-17 | 1984-09-12 | イ−・アイ・デユポン・デ・ニモアス・アンド・カンパニ− | 活性化されていない芳香族又はヘテロ芳香族物質の求核置換反応 |
JPS61258246A (ja) * | 1985-05-13 | 1986-11-15 | Konishiroku Photo Ind Co Ltd | ハロゲン化銀写真感光材料 |
CN104761477A (zh) * | 2015-04-29 | 2015-07-08 | 嘉兴学院 | 一种制备邻苯二硫酚的方法 |
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---|---|---|---|---|
JPS59161351A (ja) * | 1982-05-17 | 1984-09-12 | イ−・アイ・デユポン・デ・ニモアス・アンド・カンパニ− | 活性化されていない芳香族又はヘテロ芳香族物質の求核置換反応 |
JPS61258246A (ja) * | 1985-05-13 | 1986-11-15 | Konishiroku Photo Ind Co Ltd | ハロゲン化銀写真感光材料 |
CN104761477A (zh) * | 2015-04-29 | 2015-07-08 | 嘉兴学院 | 一种制备邻苯二硫酚的方法 |
Non-Patent Citations (1)
Title |
---|
RAN JIN-CHENG, LIU QUAN-JUN, ZHANG ZHI-GUO, LI DI-FEI : "Research on Concentration of Tajik Copper-Tin Oxide Ore", THE CHINESE JOURNAL OF PROCESS ENGINEERING, KEXUE CHUBANSHE, BEIJING, CN, vol. 14, no. 6, 31 December 2014 (2014-12-31), CN , pages 923 - 929, XP093048977, ISSN: 1009-606X * |
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