CN108067632B - 一种在溶液中制备贵金属孤原子的方法及应用 - Google Patents
一种在溶液中制备贵金属孤原子的方法及应用 Download PDFInfo
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- CN108067632B CN108067632B CN201611042175.4A CN201611042175A CN108067632B CN 108067632 B CN108067632 B CN 108067632B CN 201611042175 A CN201611042175 A CN 201611042175A CN 108067632 B CN108067632 B CN 108067632B
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- atom
- noble metal
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- palladium
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- 238000000034 method Methods 0.000 title claims abstract description 76
- 229910000510 noble metal Inorganic materials 0.000 title claims abstract description 69
- 239000000463 material Substances 0.000 claims abstract description 31
- 238000002360 preparation method Methods 0.000 claims abstract description 23
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 12
- 239000007787 solid Substances 0.000 claims abstract description 11
- 239000003223 protective agent Substances 0.000 claims abstract description 10
- 239000002904 solvent Substances 0.000 claims abstract description 10
- 239000000126 substance Substances 0.000 claims abstract description 8
- 239000010970 precious metal Substances 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 238000001802 infusion Methods 0.000 claims abstract description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 144
- 229910052697 platinum Inorganic materials 0.000 claims description 68
- 125000004429 atom Chemical group 0.000 claims description 64
- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical compound CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 claims description 56
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 51
- 239000002253 acid Substances 0.000 claims description 46
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 41
- 235000019441 ethanol Nutrition 0.000 claims description 34
- 229910052741 iridium Inorganic materials 0.000 claims description 31
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims description 31
- -1 cyano palladium Chemical compound 0.000 claims description 27
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 24
- 229920001400 block copolymer Polymers 0.000 claims description 24
- 229910052700 potassium Inorganic materials 0.000 claims description 24
- 239000011591 potassium Substances 0.000 claims description 24
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- 229920001223 polyethylene glycol Polymers 0.000 claims description 19
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- PIBWKRNGBLPSSY-UHFFFAOYSA-L palladium(II) chloride Chemical compound Cl[Pd]Cl PIBWKRNGBLPSSY-UHFFFAOYSA-L 0.000 claims description 12
- 150000001335 aliphatic alkanes Chemical class 0.000 claims description 11
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 10
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- 239000011734 sodium Substances 0.000 claims description 10
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- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims description 8
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- 125000003963 dichloro group Chemical group Cl* 0.000 claims description 7
- 229910052737 gold Inorganic materials 0.000 claims description 7
- 239000010931 gold Substances 0.000 claims description 7
- 229910052709 silver Inorganic materials 0.000 claims description 7
- 239000004332 silver Substances 0.000 claims description 7
- QQZOPKMRPOGIEB-UHFFFAOYSA-N 2-Oxohexane Chemical compound CCCCC(C)=O QQZOPKMRPOGIEB-UHFFFAOYSA-N 0.000 claims description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 6
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 claims description 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 6
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims description 6
- 150000001298 alcohols Chemical class 0.000 claims description 6
- 238000005660 chlorination reaction Methods 0.000 claims description 6
- 239000000460 chlorine Substances 0.000 claims description 6
- 229910052801 chlorine Inorganic materials 0.000 claims description 6
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 6
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 6
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 6
- 150000002576 ketones Chemical class 0.000 claims description 6
- IIYFAKIEWZDVMP-UHFFFAOYSA-N tridecane Chemical compound CCCCCCCCCCCCC IIYFAKIEWZDVMP-UHFFFAOYSA-N 0.000 claims description 6
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 claims description 6
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 5
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Natural products P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims description 5
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 5
- 150000002148 esters Chemical class 0.000 claims description 5
- KGYLMXMMQNTWEM-UHFFFAOYSA-J tetrachloropalladium Chemical compound Cl[Pd](Cl)(Cl)Cl KGYLMXMMQNTWEM-UHFFFAOYSA-J 0.000 claims description 5
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 claims description 4
- FYGHSUNMUKGBRK-UHFFFAOYSA-N 1,2,3-trimethylbenzene Chemical compound CC1=CC=CC(C)=C1C FYGHSUNMUKGBRK-UHFFFAOYSA-N 0.000 claims description 4
- ZPVFWPFBNIEHGJ-UHFFFAOYSA-N 2-octanone Chemical compound CCCCCCC(C)=O ZPVFWPFBNIEHGJ-UHFFFAOYSA-N 0.000 claims description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 4
- HCFAJYNVAYBARA-UHFFFAOYSA-N 4-heptanone Chemical compound CCCC(=O)CCC HCFAJYNVAYBARA-UHFFFAOYSA-N 0.000 claims description 4
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 claims description 4
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- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
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- YBCAZPLXEGKKFM-UHFFFAOYSA-K ruthenium(iii) chloride Chemical compound [Cl-].[Cl-].[Cl-].[Ru+3] YBCAZPLXEGKKFM-UHFFFAOYSA-K 0.000 claims description 2
- CQLFBEKRDQMJLZ-UHFFFAOYSA-M silver acetate Chemical compound [Ag+].CC([O-])=O CQLFBEKRDQMJLZ-UHFFFAOYSA-M 0.000 claims description 2
- 229940071536 silver acetate Drugs 0.000 claims description 2
- XQLMNMQWVCXIKR-UHFFFAOYSA-M silver bromate Chemical compound [Ag+].[O-]Br(=O)=O XQLMNMQWVCXIKR-UHFFFAOYSA-M 0.000 claims description 2
- SDLBJIZEEMKQKY-UHFFFAOYSA-M silver chlorate Chemical compound [Ag+].[O-]Cl(=O)=O SDLBJIZEEMKQKY-UHFFFAOYSA-M 0.000 claims description 2
- 229940071575 silver citrate Drugs 0.000 claims description 2
- LFAGQMCIGQNPJG-UHFFFAOYSA-N silver cyanide Chemical compound [Ag+].N#[C-] LFAGQMCIGQNPJG-UHFFFAOYSA-N 0.000 claims description 2
- 229940098221 silver cyanide Drugs 0.000 claims description 2
- 229910001961 silver nitrate Inorganic materials 0.000 claims description 2
- 239000011780 sodium chloride Substances 0.000 claims description 2
- 238000006277 sulfonation reaction Methods 0.000 claims description 2
- DHCDFWKWKRSZHF-UHFFFAOYSA-N sulfurothioic S-acid Chemical compound OS(O)(=O)=S DHCDFWKWKRSZHF-UHFFFAOYSA-N 0.000 claims description 2
- 239000011975 tartaric acid Substances 0.000 claims description 2
- 235000002906 tartaric acid Nutrition 0.000 claims description 2
- YLSZOZPQTCFBIR-UHFFFAOYSA-J tetrabromopalladium Chemical compound Br[Pd](Br)(Br)Br YLSZOZPQTCFBIR-UHFFFAOYSA-J 0.000 claims description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 2
- DANYXEHCMQHDNX-UHFFFAOYSA-K trichloroiridium Chemical compound Cl[Ir](Cl)Cl DANYXEHCMQHDNX-UHFFFAOYSA-K 0.000 claims description 2
- ITMCEJHCFYSIIV-UHFFFAOYSA-N triflic acid Chemical compound OS(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-N 0.000 claims description 2
- QUTYHQJYVDNJJA-UHFFFAOYSA-K trisilver;2-hydroxypropane-1,2,3-tricarboxylate Chemical compound [Ag+].[Ag+].[Ag+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O QUTYHQJYVDNJJA-UHFFFAOYSA-K 0.000 claims description 2
- 229940005605 valeric acid Drugs 0.000 claims description 2
- 238000004073 vulcanization Methods 0.000 claims description 2
- 239000002243 precursor Substances 0.000 claims 8
- 239000003795 chemical substances by application Substances 0.000 claims 3
- BGTOWKSIORTVQH-UHFFFAOYSA-N cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 claims 2
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 claims 2
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 claims 2
- WBYWAXJHAXSJNI-VOTSOKGWSA-M .beta-Phenylacrylic acid Natural products [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 claims 1
- DLNUGFUWSWBWQZ-UHFFFAOYSA-N 1,1-dichloro-2-propan-2-yloxypropane Chemical compound CC(C)OC(C)C(Cl)Cl DLNUGFUWSWBWQZ-UHFFFAOYSA-N 0.000 claims 1
- HFNWDYQEGABWQS-UHFFFAOYSA-N 2,6-dimethylheptan-3-one Chemical compound CC(C)CCC(=O)C(C)C HFNWDYQEGABWQS-UHFFFAOYSA-N 0.000 claims 1
- ACKYFBPSIVQJQZ-UHFFFAOYSA-N 2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetic acid ruthenium Chemical compound [Ru].C(CN(CC(=O)O)CC(=O)O)N(CC(=O)O)CC(=O)O ACKYFBPSIVQJQZ-UHFFFAOYSA-N 0.000 claims 1
- WBYWAXJHAXSJNI-SREVYHEPSA-N Cinnamic acid Chemical compound OC(=O)\C=C/C1=CC=CC=C1 WBYWAXJHAXSJNI-SREVYHEPSA-N 0.000 claims 1
- ZYSSNSIOLIJYRF-UHFFFAOYSA-H Cl[Ir](Cl)(Cl)(Cl)(Cl)Cl Chemical compound Cl[Ir](Cl)(Cl)(Cl)(Cl)Cl ZYSSNSIOLIJYRF-UHFFFAOYSA-H 0.000 claims 1
- USEBIPUIVPERGC-UHFFFAOYSA-N Dibutylone Chemical compound CCC(N(C)C)C(=O)C1=CC=C2OCOC2=C1 USEBIPUIVPERGC-UHFFFAOYSA-N 0.000 claims 1
- BPUOFLMLNKIISC-UHFFFAOYSA-N [Au]#P Chemical compound [Au]#P BPUOFLMLNKIISC-UHFFFAOYSA-N 0.000 claims 1
- POZREVIEKHTOCE-UHFFFAOYSA-N [Au](=O)(=O)=O Chemical compound [Au](=O)(=O)=O POZREVIEKHTOCE-UHFFFAOYSA-N 0.000 claims 1
- BMOQAACUCKMALK-UHFFFAOYSA-N [Cl].[Rh].C=C Chemical class [Cl].[Rh].C=C BMOQAACUCKMALK-UHFFFAOYSA-N 0.000 claims 1
- FHFOQXYFWKSNNF-UHFFFAOYSA-N [N+](=O)([O-])[Ir]([N+](=O)[O-])([N+](=O)[O-])([N+](=O)[O-])([N+](=O)[O-])[N+](=O)[O-] Chemical compound [N+](=O)([O-])[Ir]([N+](=O)[O-])([N+](=O)[O-])([N+](=O)[O-])([N+](=O)[O-])[N+](=O)[O-] FHFOQXYFWKSNNF-UHFFFAOYSA-N 0.000 claims 1
- FOSZYDNAURUMOT-UHFFFAOYSA-J azane;platinum(4+);tetrachloride Chemical compound N.N.N.N.[Cl-].[Cl-].[Cl-].[Cl-].[Pt+4] FOSZYDNAURUMOT-UHFFFAOYSA-J 0.000 claims 1
- KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 claims 1
- 239000004305 biphenyl Substances 0.000 claims 1
- 235000010290 biphenyl Nutrition 0.000 claims 1
- 125000006267 biphenyl group Chemical group 0.000 claims 1
- 239000001273 butane Substances 0.000 claims 1
- 229940043232 butyl acetate Drugs 0.000 claims 1
- GGRQQHADVSXBQN-FGSKAQBVSA-N carbon monoxide;(z)-4-hydroxypent-3-en-2-one;rhodium Chemical compound [Rh].[O+]#[C-].[O+]#[C-].C\C(O)=C\C(C)=O GGRQQHADVSXBQN-FGSKAQBVSA-N 0.000 claims 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 1
- 229930016911 cinnamic acid Natural products 0.000 claims 1
- 235000013985 cinnamic acid Nutrition 0.000 claims 1
- WYACBZDAHNBPPB-UHFFFAOYSA-N diethyl oxalate Chemical compound CCOC(=O)C(=O)OCC WYACBZDAHNBPPB-UHFFFAOYSA-N 0.000 claims 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims 1
- HCRBXQFHJMCTLF-UHFFFAOYSA-N ethyl 2-methylbutyrate Chemical compound CCOC(=O)C(C)CC HCRBXQFHJMCTLF-UHFFFAOYSA-N 0.000 claims 1
- IQARQEQNXROFNO-UHFFFAOYSA-N gold;pyridine Chemical compound [Au].C1=CC=NC=C1 IQARQEQNXROFNO-UHFFFAOYSA-N 0.000 claims 1
- ACCBVLDMNMOXDN-UHFFFAOYSA-N heptane;hydrobromide Chemical compound Br.CCCCCCC ACCBVLDMNMOXDN-UHFFFAOYSA-N 0.000 claims 1
- 229910000765 intermetallic Inorganic materials 0.000 claims 1
- ICIWUVCWSCSTAQ-UHFFFAOYSA-M iodate Chemical compound [O-]I(=O)=O ICIWUVCWSCSTAQ-UHFFFAOYSA-M 0.000 claims 1
- 150000002504 iridium compounds Chemical class 0.000 claims 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 claims 1
- JMMWKPVZQRWMSS-UHFFFAOYSA-N isopropanol acetate Natural products CC(C)OC(C)=O JMMWKPVZQRWMSS-UHFFFAOYSA-N 0.000 claims 1
- 229940011051 isopropyl acetate Drugs 0.000 claims 1
- WBYWAXJHAXSJNI-UHFFFAOYSA-N methyl p-hydroxycinnamate Natural products OC(=O)C=CC1=CC=CC=C1 WBYWAXJHAXSJNI-UHFFFAOYSA-N 0.000 claims 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims 1
- SNMVRZFUUCLYTO-UHFFFAOYSA-N n-propyl chloride Chemical compound CCCCl SNMVRZFUUCLYTO-UHFFFAOYSA-N 0.000 claims 1
- UYXRCZUOJAYSQR-UHFFFAOYSA-N nitric acid;platinum Chemical compound [Pt].O[N+]([O-])=O UYXRCZUOJAYSQR-UHFFFAOYSA-N 0.000 claims 1
- YLPJWCDYYXQCIP-UHFFFAOYSA-N nitroso nitrate;ruthenium Chemical compound [Ru].[O-][N+](=O)ON=O YLPJWCDYYXQCIP-UHFFFAOYSA-N 0.000 claims 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims 1
- VKJKEPKFPUWCAS-UHFFFAOYSA-M potassium chlorate Chemical compound [K+].[O-]Cl(=O)=O VKJKEPKFPUWCAS-UHFFFAOYSA-M 0.000 claims 1
- NNFCIKHAZHQZJG-UHFFFAOYSA-N potassium cyanide Chemical compound [K+].N#[C-] NNFCIKHAZHQZJG-UHFFFAOYSA-N 0.000 claims 1
- UUQQKTXIZHRPRN-UHFFFAOYSA-I potassium;osmium(4+);pentachloride Chemical compound [Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[K+].[Os+4] UUQQKTXIZHRPRN-UHFFFAOYSA-I 0.000 claims 1
- ZYXPMOIHQRKWGT-UHFFFAOYSA-N silver;2,2,2-trifluoroacetic acid Chemical compound [Ag].OC(=O)C(F)(F)F ZYXPMOIHQRKWGT-UHFFFAOYSA-N 0.000 claims 1
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- 229920001296 polysiloxane Polymers 0.000 description 19
- 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 17
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- 238000010521 absorption reaction Methods 0.000 description 4
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- HCRBXQFHJMCTLF-ZCFIWIBFSA-N ethyl (2r)-2-methylbutanoate Chemical compound CCOC(=O)[C@H](C)CC HCRBXQFHJMCTLF-ZCFIWIBFSA-N 0.000 description 2
- KQNPFQTWMSNSAP-UHFFFAOYSA-N isobutyric acid Chemical compound CC(C)C(O)=O KQNPFQTWMSNSAP-UHFFFAOYSA-N 0.000 description 2
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- 238000004519 manufacturing process Methods 0.000 description 2
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- KJPRLNWUNMBNBZ-QPJJXVBHSA-N (E)-cinnamaldehyde Chemical compound O=C\C=C\C1=CC=CC=C1 KJPRLNWUNMBNBZ-QPJJXVBHSA-N 0.000 description 1
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- UAXNXOMKCGKNCI-UHFFFAOYSA-N 1-diphenylphosphanylethyl(diphenyl)phosphane Chemical compound C=1C=CC=CC=1P(C=1C=CC=CC=1)C(C)P(C=1C=CC=CC=1)C1=CC=CC=C1 UAXNXOMKCGKNCI-UHFFFAOYSA-N 0.000 description 1
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- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- DJGLTUMIDMEZSU-UHFFFAOYSA-N C(F)(F)F.[Os+3] Chemical compound C(F)(F)F.[Os+3] DJGLTUMIDMEZSU-UHFFFAOYSA-N 0.000 description 1
- HYTRYEXINDDXJK-UHFFFAOYSA-N Ethyl isopropyl ketone Chemical compound CCC(=O)C(C)C HYTRYEXINDDXJK-UHFFFAOYSA-N 0.000 description 1
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- 238000006555 catalytic reaction Methods 0.000 description 1
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- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 229940117916 cinnamic aldehyde Drugs 0.000 description 1
- KJPRLNWUNMBNBZ-UHFFFAOYSA-N cinnamic aldehyde Natural products O=CC=CC1=CC=CC=C1 KJPRLNWUNMBNBZ-UHFFFAOYSA-N 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- VAQVDZZAAMAZAO-UHFFFAOYSA-N cyanic acid;silver Chemical compound [Ag].OC#N VAQVDZZAAMAZAO-UHFFFAOYSA-N 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- STCDDNDGEFVYKE-UHFFFAOYSA-N diphenylphosphane;propane Chemical compound CCC.C=1C=CC=CC=1PC1=CC=CC=C1.C=1C=CC=CC=1PC1=CC=CC=C1 STCDDNDGEFVYKE-UHFFFAOYSA-N 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 239000001813 ethyl (2R)-2-methylbutanoate Substances 0.000 description 1
- 229940090910 ethyl 2-methylbutyrate Drugs 0.000 description 1
- 125000004494 ethyl ester group Chemical group 0.000 description 1
- 125000000219 ethylidene group Chemical group [H]C(=[*])C([H])([H])[H] 0.000 description 1
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- ATGIETUGWDAYPU-UHFFFAOYSA-M gold monoiodide Chemical compound [Au]I ATGIETUGWDAYPU-UHFFFAOYSA-M 0.000 description 1
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- TYQCGQRIZGCHNB-JLAZNSOCSA-N l-ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(O)=C(O)C1=O TYQCGQRIZGCHNB-JLAZNSOCSA-N 0.000 description 1
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- 235000013372 meat Nutrition 0.000 description 1
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- OQURWADGXKZUIH-UHFFFAOYSA-N osmium(4+) Chemical compound [Os+4] OQURWADGXKZUIH-UHFFFAOYSA-N 0.000 description 1
- IHUHXSNGMLUYES-UHFFFAOYSA-J osmium(iv) chloride Chemical compound Cl[Os](Cl)(Cl)Cl IHUHXSNGMLUYES-UHFFFAOYSA-J 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
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- 229910052760 oxygen Inorganic materials 0.000 description 1
- GIDBEKINLBHYLA-UHFFFAOYSA-I pentachlororuthenium Chemical compound Cl[Ru](Cl)(Cl)(Cl)Cl GIDBEKINLBHYLA-UHFFFAOYSA-I 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- RPGWZZNNEUHDAQ-UHFFFAOYSA-N phenylphosphine Chemical compound PC1=CC=CC=C1 RPGWZZNNEUHDAQ-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- NWAHZABTSDUXMJ-UHFFFAOYSA-N platinum(2+);dinitrate Chemical compound [Pt+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O NWAHZABTSDUXMJ-UHFFFAOYSA-N 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229910000923 precious metal alloy Inorganic materials 0.000 description 1
- PZSJYEAHAINDJI-UHFFFAOYSA-N rhodium(3+) Chemical compound [Rh+3] PZSJYEAHAINDJI-UHFFFAOYSA-N 0.000 description 1
- BPEVHDGLPIIAGH-UHFFFAOYSA-N ruthenium(3+) Chemical compound [Ru+3] BPEVHDGLPIIAGH-UHFFFAOYSA-N 0.000 description 1
- KZJPVUDYAMEDRM-UHFFFAOYSA-M silver;2,2,2-trifluoroacetate Chemical compound [Ag+].[O-]C(=O)C(F)(F)F KZJPVUDYAMEDRM-UHFFFAOYSA-M 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
- B01J21/04—Alumina
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/42—Platinum
-
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Abstract
本发明公开了一种在溶液中制备贵金属孤原子的方法及应用,该方法将保护剂、贵金属化合物、还原剂和溶剂充分混合。在一定温度下,反应得到贵金属孤原子,从而得到能够稳定存在于溶液中的贵金属孤原子。将贵金属孤原子溶液通过浸渍法负载在固体介质上,可以形成贵金属孤原子‑固体介质新材料。以单原子溶液为原料,可制备合金材料、催化剂等。本发明首次实现了在溶液相中还原态单原子的制备。相对于传统的溶液相中金属材料的合成而言,避免了金属纳米粒子的形成,得到以单个金属原子形式存在的还原态单原子溶液。相对于固体表面负载的单原子材料而言,其具有载量高,稳定性好的特点。
Description
技术领域
本发明属于技术发明领域,具体涉及一种在溶液中制备贵金属孤原子的方法及其应用。
背景技术
贵金属是现代工业和科研中广泛应用的材料。贵金属及其合金具有优良的导电导热性、抗氧化性、耐蚀性以及特殊的磁学和力学性能,被广泛应用于航空、航海、生物医学、钢铁冶炼、石油化工以及电子器械等领域。如Pt-Ir、Pt-Ni合金为常用火花塞材料;Pt-W、Pt-Rh、Pt-Pd-Rh合金是常用的电阻应变材料;Pt-Pd-Rh三元催化剂是处理汽车尾气的主要材料。
然而贵金属高昂的价格以及制造工艺技术的落后,严重制约了其在各个领域的充分利用。比如在石油催化重整单元的Pt/Al2O3催化剂中,Pt是以纳米粒子的形式存在,因而大部分的Pt原子被包藏于内部,无法与反应原料充分接触催化反应,造成了巨大的浪费以及生产成本的大幅度提升。再比如贵金属的合金材料,由于技术的落后,不同金属原子并不能达到原子级别的充分混合,易出现相分离的现象,无法充分发挥合金材料的巨大潜力。
贵金属孤原子以及原子级别混合的贵金属合金材料为贵金属的充分利用提供了广阔的空间。然而,在溶液中合成贵金属孤原子的方法至今仍无报道。因为零价贵金属孤原子不带电荷,相互之间没有静电排斥,且在溶液中运动的自由度要远大于固体表面,所以溶液中零价贵金属孤原子会快速聚集形成团簇或纳米粒子。因此溶液中贵金属孤原子的可控合成一直是科学技术领域的巨大挑战。
发明内容
本发明的目的在于提供一种在溶液中制备贵金属孤原子的方法及其应用。为实现上述目的,本发明采用的技术方案如下:
一种溶液中贵金属孤原子的制备方法:将保护剂,贵金属化合物前驱体和还原剂、溶剂按照一定比例充分混合;在一定温度下,反应得到贵金属孤原子
所述方法中的贵金属孤原子为铂系元素或后铂系元素;所述铂系元素为钯、铑、铱、钌、锇或铂;所述后铂系元素为银或金。
所述方法中采用的贵金属化合物前驱体包括铂化合物前驱体、钯化合物前驱体、铑化合物前驱体、铱化合物前驱体、钌化合物前驱体、锇化合物前驱体、金化合物前驱体或银化合物前驱体。
所述方法中采用的铂化合物前驱体为:氯铂酸、氯铂酸钠、氯铂酸钾、氯化亚铂、氯化铂、二乙胺氯化铂、硝酸铂、1,5-环辛二烯二氯化铂、三氯·(乙烯)合铂酸钾、二氯四氨合铂、二腈苯基二氯合铂、二(亚磷酸三苯酯)二氯化铂或四氯铂酸铵中的一种。
所述方法中采用的钯化合物前驱体包括:氯化钯、硝酸钯、氯亚钯酸、二氯化四氨合钯、二氯化二氨合钯、二硝基四氨合钯、醋酸钯、硫酸钯、三氟乙酸钯、乙酰丙酮钯、六氯钯酸钾、六氯钯酸铵、四氨合钯(II)乙酸、四氯钯(II)酸钠、四氯钯(II)酸钾、四氯钯酸铵、四氰基钯(II)酸钾、四溴钯(II)酸钾、新戊酸钯、氰化钯(II)、溴化钯(II)、硫代硫酸钯(II)、碘化钯(II)、磺化钯(II)、1,3-双(二苯基膦)丙烷)氯化钯(II)、(1,5-环辛二烯)二氯化钯(II)、(2,2′-联吡啶)二氯化钯(II)、[1,2-双(二苯基膦)乙烷]二氯化钯(II)、1,4-双(二苯基膦)丁烷-氯化钯(II)或乙二胺氯化钯中的一种。
所述方法中采用的铑化合物前驱体包括:硝酸铑(III)、乙酰丙酮铑(III)、二(乙烯)氯铑二聚体、六氯代铑(III)酸钠、六氯铑(III)酸钾、六氯铑酸铵、氯化铑(III)、三(三苯基膦)氯化铑(I)、三(乙二胺)三氯化铑、乙酰丙酮酰双(亚乙基)化铑(I)、二羰基乙酰丙酮铑(I)、二羰基五甲基环戊二烯铑或双(1,5-环辛二烯)四氟硼酸铑(I)中的一种。
所述方法中采用的铱化合物前驱体包括:氯铱酸、乙酰丙酮铱(III)、六氯代铱(III)酸钠、六氯铱(III)酸钾、六氯铱酸铵、六硝基铱(III)酸钾、氯化铱(III)、溴化铱(III)、1,5-环辛二烯(乙酰丙酮)铱(I)、1,5-环辛二烯(六氟乙酰丙酮)铱(I)、二氯化戊氨络物氯铱(III)、二氯四(2-(2-吡啶基)苯基)二铱(III)、二羰基乙酰丙酮铱(I)、双(1,5-环辛二烯)四氟硼酸铱(I)、1,5-环辛二烯(吡啶)(三环己基磷化氢)铱六氟磷酸盐或双[1,2-双(二苯基膦基)乙烷]羰基氯铱(I)中的一种。
所述方法中采用的钌化合物前驱体包括:三氯化钌、乙酰丙酮钌(III)、亚硝酰硝酸钌(III)溶液、六氨合钌氯、六氯钌酸铵、六氰基钌(II)酸钾、四丙基高钌酸铵、氯化乙二胺乙酸钌(III)、水合五氯钌(III)酸钾、碘化钌(III)水合物、三(三苯基膦)二氯化钌(II)、三氯化六铵合钌、三苯基膦氯化钌、二氯(2,6,10-十二碳三烯-1,12-二基)钌(IV)、二氯三(1,10-菲罗啉)钌(II)、二氯二羰基双(三苯基膦)钌(II)或二氯化戊氨络物氯钌(III)中的一种。
所述方法中采用的锇化合物前驱体包括:锇酸钾二水合物、六氯锇(IV)酸钾、六氯锇铵、双(五甲基环戊二烯)锇(II)、氯化锇(III)或五氨合(三氟甲磺酸根)锇(III)三氟甲磺酸中的一种。
所述方法中采用的金化合物前驱体包括:氯金酸钾、氰金(I)酸钠、一氯化金、三氧化二金、三氯(吡啶)金(III)、三氯化金、四氯金(III)酸钠、四氯金酸、四氯金酸铵、氯(二甲基硫化)金(I)、氯羰基金(I)、氰化亚金、溴化金、碘化亚金或氯化三苯基磷金(I)中的一种。
所述方法中采用的银化合物前驱体包括:硝酸银、乳酸银、柠檬酸银、氯酸银、氰酸银、溴酸银、醋酸银、三氟乙酸银、乙酰丙酮银、二氰合银酸钾、五氟丙酸银、氰化银或苯甲酸银中的一种。
所述方法中采用的醇类还原剂包含:甲醇、乙醇、丙醇、异丙醇、正丁醇,异丁醇,仲丁醇,叔丁醇、乙二醇或丙三醇。
所述方法中采用的非醇类还原剂包含:葡萄糖,甲酸,柠檬酸,酒石酸,抗坏血酸,水合肼,硼氢化物或氢气。
所述方法中采用的保护剂为含有硅氧基团以及聚醚基团的嵌段共聚物。
所述方法中采用的含有硅氧基团以及聚醚基团的嵌段共聚物为聚硅氧烷-聚二醇嵌段共聚物。
所述方法中采用的聚硅氧烷-聚二醇嵌段共聚物中优选聚硅氧烷-聚乙二醇-嵌段共聚物;其结构式为:
所述方法中采用的溶剂为有机溶剂和无机溶剂。
所述方法中采用的无机溶剂为水、氯化亚砜、硫酰氯、水合肼、氟氯化硫酰,盐酸,硝酸或硫酸中的一种或几种的混合物。
所述方法中采用的有机溶剂为芳烃类,脂肪烃类,脂环烃类,卤化烃类,醇类,醚类,酯类,酮类,醛类,羧酸类,腈类,吡啶或苯酚中的一种或几种。
所述方法中采用的芳烃类为苯、甲苯、乙苯、二甲苯、三甲苯、丙苯、异丙基苯、萘、蒽或菲中的一种或几种。
所述方法中采用的脂环烃类为戊烷,己烷,庚烷,辛烷,壬烷,葵烷,十一烷,十二烷,十三烷,十四烷,十五烷,十六烷,十七烷,十八烷,十九烷或二十烷中的一种或几种。
所述方法中采用的脂环烃类为环戊烷,环己烷,环庚烷,环辛烷,环壬烷,环葵烷,环十一烷,环十二烷或环十三烷中的一种或几种。
所述方法中采用的卤化烃类为氯代甲烷,溴代甲烷,氯代乙烷、溴代乙烷、氯代丙烷、溴代丙烷、氯代丁烷、溴代丁烷、氯代戊烷、溴代戊烷、氯代己烷、溴代己烷、氯代庚烷、溴代庚烷、氯代辛烷、溴代辛烷、氯代壬烷、溴代壬烷、氯代葵烷、溴代葵烷、氯代苯、溴代苯、氯代甲苯、溴代甲苯、氯代乙苯或溴代乙苯中的一种或几种。
所述方法中采用的醇类为甲醇、乙醇、丙醇、异丙醇、正丁醇、异丁醇、仲丁醇、叔丁醇、乙二醇或丙三醇中的一种或几种。
所述方法中采用的醚类为乙醚,二丙醚,二异丙醚,乙基丁基醚,二丁醚,二戊醚,二异戊醚,二己醚,四氢呋喃,1,4‐二氧六环,三聚甲醛,环氧丙烷,二氯二乙醚或二氯二异丙醚中的一种或几种。
所述方法中采用的酯类为甲酸甲酯,乙酸乙酯,乙酸甲酯,乙酸丙酯,乙酸丁酯,乙酸异丙酯,乙酸戊酯,乙酸异丁酯,丁酸乙酯,丁酸丙酯,丙烯酸甲酯,丙烯酸乙酯,乙二酸二乙酯,2‐甲基丙酸乙酯,2‐甲基丁酸乙酯,癸二酸二丁酯,邻苯二甲酸二甲酯或邻苯二甲酸二丁酯中的一种或几种。
所述方法中采用的酮类为丙酮,甲基丙酮,2‐戊酮,3‐戊酮,乙酰丙酮,3‐甲基‐2‐丁酮,2‐己酮,3‐己酮,2‐甲基‐3‐戊酮,3,3‐二甲基‐2‐丁酮,4‐甲基‐2‐戊酮,2‐庚酮,环戊酮,环己酮,3‐庚酮,4‐庚酮,2,4‐二甲基‐3‐戊酮,辛酮,5‐甲基‐3‐庚酮,2,6‐二甲基‐3‐庚酮,壬酮中的一种或几种。
所述方法中采用的醛类为乙醛,丙醛,丙烯醛,异丁醛,丁醛,苯甲醛,三聚乙醛,肉桂醛或丁烯醛中的一种或几种。
所述方法中采用的羧酸类为甲酸,乙酸,丙酸,丁酸,戊酸,己酸,庚酸,辛酸,壬酸,癸酸,草酸,丙烯酸,异丁酸,异戊酸,十四酸或油酸中的一种或几种。
所述方法中采用的腈类为乙腈,丙腈,丁腈,异丁腈或丙烯腈中的一种或多种。
所述方法中采用的还原剂和贵金属化合物前驱体的物质的量比为:1-107:1。
所述方法中采用的还原剂和溶剂的物质的量比例变化范围为:1:105-30:1。
所述方法中采用的贵金属孤原子占保护剂质量比为任意比。
所述方法中采用的贵金属孤原子占保护剂质量比优选:0.001–50%。
所述方法中采用的温度范围为:-70-200℃。
所述方法中采用的反应时间范围为:0.5-200h。
一种贵金属孤原子的应用,其特征在于将贵金属孤原子载在固体介质上形成贵金属孤原子‐固体介质新材料,其制备过程采用浸渍法,包括以下步骤:
1)浸渍:将载体与贵金属孤原子溶液充分混合浸渍;
2)除去还原剂和溶剂:真空减压处理,除去贵金属孤原子溶液中的还原剂和溶剂;
所述方法中采用的贵金属孤原子的负载量:0.01‐50%
本专利采用含硅氧基团以及聚醚基团的嵌段共聚物为介质,首次实现了溶液中贵金属孤原子的可控合成,并将溶液中贵金属孤原子通过浸渍法负载在固体介质表面形成贵金属孤原子-固体介质新材料。
本发明首次实现了在溶液相中还原态单原子的制备。相对于传统的溶液相中金属材料的合成而言,避免了金属纳米粒子的形成,得到以单个金属原子形式存在的还原态单原子溶液。相对于固体表面负载的单原子材料而言,其具有载量高,稳定性好的特点。
附图说明
图1为实施例1,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18紫外可见图谱。
图2为实施例2紫外可见图谱。
图3为实施例3紫外可见图谱。
图4为实施例19的CO在1wt%铂单原子-氧化铝新材料上吸附的红外谱图。
图5为实施例20的CO在0.01wt%铂单原子-氧化铝新材料上吸附的红外谱图。
图6为实施例21的CO在50wt%铂单原子-氧化铝新材料上吸附的红外谱图。
具体实施方式
下面以贵金属铂单原子的合成为例对本发明做进一步的详细说明。本专利的保护内容并不以具体实施方式为限,而是由权利要求限制。
实施例1
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml水以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图(图1)表明:氯铂酸被完全还原。(说明:在265nm处的紫外吸收峰代表PtCl6 2-离子的吸收峰,而该紫外吸收峰的消失说明氯铂酸被完全还原。)
实施例2
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml水以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在200℃下冷凝回流30分钟使氯铂酸完全还原。紫外可见吸收光谱图如图2所示。
实施例3
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml乙酸乙酯以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在-70℃下还原200小时使氯铂酸完全还原。紫外可见吸收光谱图如图3所示。
实施例4
溶液中铂单原子的制备:将0.0344g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml水以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合(铂孤原子占保护剂质量的50%),然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例5
溶液中铂孤原子的制备:将1719.92g聚乙二醇-聚硅氧烷嵌段共聚物,1000ml乙醇,100ml水以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合(铂孤原子占保护剂质量的0.001%),然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见图谱如图1所示。
实施例6
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,4.05mg乙醇(乙醇与氯铂酸物质的量之比为1:1),145ml水(乙醇与水的物质的量比例为1:105)以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例7
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,882g乙醇(1.14L,乙醇加入量为氯铂酸物质的量的107倍),100.2ml水以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例8
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,148.5ml乙醇,1.02ml水(乙醇与水的物质的量比例为30:1)以及0.48ml浓度为0.18404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例9
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml甲苯以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例10
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml己烷以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例11
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml环辛烷以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例12
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml氯代丁烷以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例13
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml正丁醇以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例14
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml二丙醚以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例15
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml 2-己酮以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例16
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml丁醛以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例17
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml丙酸以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例18
溶液中铂单原子的制备:将0.6465g聚乙二醇-聚硅氧烷嵌段共聚物,135ml乙醇,10.2ml丙腈以及4.8ml浓度为0.018404mol/L氯铂酸溶液充分混合,然后升温,在105℃下冷凝回流3小时使氯铂酸完全还原。紫外可见吸收光谱图如图1所示。
实施例19
将溶液中铂单原子负载在氧化铝上制备铂单原子-氧化铝新材料:取实施例1得到的铂单原子溶液87ml,加入1gγ-Al2O3并充分浸渍1小时。在40℃下减压蒸馏除去乙醇和水,得到负载量为1%的铂单原子-氧化铝新材料。CO在1wt%铂单原子-氧化铝上吸附的红外谱图表明:铂单原子-氧化铝新材料合成成功。(说明:1800cm-1-1900cm-1之间的峰归属为CO在铂上的桥式吸附峰,而2086cm-1处的峰为CO在铂上的线式吸附峰。从图中可以看出没有桥式吸附峰,这说明没有两个或两个以上相连接的铂原子。随着CO压力的增大,2086cm-1处的出峰位置并没有发生蓝移,这说明了铂是以单原子的形式存在的,进而证明了铂单原子-氧化铝新材料合成成功。)
实施例20
将溶液中铂单原子负载在氧化铝上制备铂单原子-氧化铝新材料:取实施例1得到的铂单原子溶液87ml,加入100gγ-Al2O3并充分浸渍1小时。在40℃下减压蒸馏除去乙醇和水,得到负载量为0.01%的铂单原子-氧化铝新材料。CO在0.01wt%铂单原子-氧化铝新材料上吸附的红外谱图如图5所示。
实施例21
将溶液中铂单原子负载在氧化铝上制备铂单原子-氧化铝新材料:取实施例1得到的铂单原子溶液87ml,加入0.1gγ-Al2O3并充分浸渍1小时。在40℃下减压蒸馏除去乙醇和水,得到负载量为10%的铂单原子-氧化铝新材料。CO在10wt%铂单原子-氧化铝新材料上吸附的红外谱图如图6所示。
Claims (31)
1.一种在溶液中制备贵金属孤原子的方法,其特征在于按照以下步骤进行:将保护剂,贵金属化合物前驱体和还原剂、溶剂按照一定比例充分混合;在一定温度下,反应得到贵金属孤原子;所述保护剂为聚硅氧烷-聚乙二醇嵌段共聚物;
所述的还原剂和贵金属化合物前驱体的物质的量比为:1-107:1;
所述的还原剂和溶剂的物质的量比例变化范围为:1:105-30:1;
所述的温度范围为:-70-200℃。
2.按照权利要求1所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的贵金属孤原子为铂系元素或后铂系元素;所述铂系元素为钯、铑、铱、钌、锇或铂;所述后铂系元素为银或金。
3.按照权利要求1所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述贵金属化合物前驱体包括铂化合物前驱体、钯化合物前驱体、铑化合物前驱体、铱化合物前驱体、钌化合物前驱体、锇化合物前驱体、金化合物前驱体或银化合物前驱体。
4.按照权利要求3所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述铂化合物前驱体包括:氯铂酸、氯铂酸钠、氯铂酸钾、氯化亚铂、氯化铂、二乙胺氯化铂、硝酸铂、1,5-环辛二烯二氯化铂、三氯·(乙烯)合铂酸钾、二氯四氨合铂、二腈苯基二氯合铂、二(亚磷酸三苯酯)二氯化铂或四氯铂酸铵中的一种。
5.按照权利要求3所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述钯化合物前驱体包括:氯化钯、硝酸钯、氯亚钯酸、二氯化四氨合钯、二氯化二氨合钯、二硝基四氨合钯、醋酸钯、硫酸钯、三氟乙酸钯、乙酰丙酮钯、六氯钯酸钾、六氯钯酸铵、四氨合钯乙酸、四氯钯酸钠、四氯钯酸钾、四氯钯酸铵、四氰基钯酸钾、四溴钯酸钾、新戊酸钯、氰化钯、溴化钯、硫代硫酸钯、碘化钯、磺化钯、[ 1,3-双(二苯基膦)丙烷] 氯化钯、(1,5-环辛二烯)二氯化钯、(2,2′-联吡啶)二氯化钯、[1,2-双(二苯基膦)乙烷]二氯化钯、1,4-双(二苯基膦)丁烷-氯化钯或乙二胺氯化钯中的一种。
6.按照权利要求3所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述铑化合物前驱体包括:硝酸铑、乙酰丙酮铑、二(乙烯)氯铑二聚体、六氯代铑酸钠、六氯铑酸钾、六氯铑酸铵、氯化铑、三(三苯基膦)氯化铑、三(乙二胺)三氯化铑、乙酰丙酮酰双(亚乙基)化铑、二羰基乙酰丙酮铑、二羰基五甲基环戊二烯铑或双(1,5-环辛二烯)四氟硼酸铑中的一种。
7.按照权利要求3所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述铱化合物前驱体包括:氯铱酸、乙酰丙酮铱、六氯代铱酸钠、六氯铱酸钾、六氯铱酸铵、六硝基铱酸钾、氯化铱、溴化铱、1,5-环辛二烯(乙酰丙酮)铱、1,5-环辛二烯(六氟乙酰丙酮)铱、二氯化戊氨络物氯铱、二氯四(2-(2-吡啶基)苯基)二铱、二羰基乙酰丙酮铱、双(1,5-环辛二烯)四氟硼酸铱、1,5-环辛二烯(吡啶)(三环己基磷化氢)铱六氟磷酸盐或双[1,2-双(二苯基膦基)乙烷]羰基氯铱中的一种。
8.按照权利要求3所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述钌化合物前驱体包括:三氯化钌、乙酰丙酮钌、亚硝酰硝酸钌溶液、六氨合钌氯、六氯钌酸铵、六氰基钌酸钾、四丙基高钌酸铵、氯化乙二胺乙酸钌、水合五氯钌酸钾、碘化钌水合物、三(三苯基膦)二氯化钌、三氯化六铵合钌、三苯基膦氯化钌、二氯(2,6,10-十二碳三烯-1,12-二基)钌、二氯三(1,10-菲罗啉)钌、二氯二羰基双(三苯基膦)钌或二氯化戊氨络物氯钌中的一种。
9.按照权利要求3所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述锇化合物前驱体包括:锇酸钾二水合物、六氯锇酸钾、六氯锇铵、双(五甲基环戊二烯)锇、氯化锇或五氨合(三氟甲磺酸根)锇三氟甲磺酸中的一种。
10.按照权利要求3所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述金化合物前驱体包括:氯金酸钾、氰金酸钠、一氯化金、三氧化二金、三氯(吡啶)金、三氯化金、四氯金酸钠、四氯金酸、四氯金酸铵、氯(二甲基硫化)金、氯羰基金、氰化亚金、溴化金、碘化亚金或氯化三苯基磷金中的一种。
11.按照权利要求3所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述银化合物前驱体包括:硝酸银、乳酸银、柠檬酸银、氯酸银、氰酸银、溴酸银、醋酸银、三氟乙酸银、乙酰丙酮银、二氰合银酸钾、五氟丙酸银、氰化银或苯甲酸银中的一种。
12.按照权利要求1所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述还原剂为醇类化合物、葡萄糖、甲酸、柠檬酸、酒石酸、抗坏血酸、水合肼、硼氢化物或氢气中的一种。
13.按照权利要求12所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述醇类化合物为甲醇、乙醇、丙醇、异丙醇、正丁醇、异丁醇、仲丁醇、叔丁醇、乙二醇或丙三醇中的一种或几种混合物。
14.按照权利要求1所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述溶剂为有机溶剂和无机溶剂。
15.按照权利要求14所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的无机溶剂为水、氯化亚砜、硫酰氯、水合肼、氟氯化硫酰,盐酸,硝酸或硫酸中的一种或几种的混合物。
16.按照权利要求14所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的有机溶剂为芳烃类,脂肪烃类,脂环烃类,卤化烃类,醇类,醚类,酯类,酮类,醛类,羧酸类,腈类,吡啶或苯酚中的一种或几种。
17.按照权利要求16所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的芳烃类为苯、甲苯、乙苯、二甲苯、三甲苯、丙苯、异丙基苯、萘、蒽或菲中的一种或几种。
18.按照权利要求16所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的脂肪烃类为戊烷,己烷,庚烷,辛烷,壬烷,葵烷,十一烷,十二烷,十三烷,十四烷,十五烷,十六烷,十七烷,十八烷,十九烷或二十烷中的一种或几种。
19.按照权利要求16所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的脂环烃类为环戊烷,环己烷,环庚烷,环辛烷,环壬烷,环葵烷,环十一烷,环十二烷或环十三烷中的一种或几种。
20.按照权利要求16所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的卤化烃类为氯代甲烷,溴代甲烷,氯代乙烷、溴代乙烷、氯代丙烷、溴代丙烷、氯代丁烷、溴代丁烷、氯代戊烷、溴代戊烷、氯代己烷、溴代己烷、氯代庚烷、溴代庚烷、氯代辛烷、溴代辛烷、氯代壬烷、溴代壬烷、氯代葵烷、溴代葵烷、氯代苯、溴代苯、氯代甲苯、溴代甲苯、氯代乙苯或溴代乙苯中的一种或几种。
21.按照权利要求16所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的醇类为甲醇、乙醇、丙醇、异丙醇、正丁醇、异丁醇、仲丁醇、叔丁醇、乙二醇或丙三醇中的一种或几种。
22.按照权利要求16所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的醚类为乙醚,二丙醚,二异丙醚,乙基丁基醚,二丁醚,二戊醚,二异戊醚,二己醚,四氢呋喃,1,4-二氧六环,三聚甲醛,环氧丙烷,二氯二乙醚或二氯二异丙醚中的一种或几种。
23.按照权利要求16所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的酯类为甲酸甲酯,乙酸乙酯,乙酸甲酯,乙酸丙酯,乙酸丁酯,乙酸异丙酯,乙酸戊酯,乙酸异丁酯,丁酸乙酯,丁酸丙酯,丙烯酸甲酯,丙烯酸乙酯,乙二酸二乙酯,2-甲基丙酸乙酯,2-甲基丁酸乙酯,癸二酸二丁酯,邻苯二甲酸二甲酯或邻苯二甲酸二丁酯中的一种或几种。
24.按照权利要求16所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的酮类为丙酮,甲基丙酮,2-戊酮,3-戊酮,乙酰丙酮,3-甲基-2-丁酮,2-己酮,3-己酮,2-甲基-3-戊酮,3,3-二甲基-2-丁酮,4-甲基-2-戊酮,2-庚酮,环戊酮,环己酮,3-庚酮,4-庚酮,2,4-二甲基-3-戊酮,辛酮,5-甲基-3-庚酮,2,6-二甲基-3-庚酮,壬酮中的一种或几种。
25.按照权利要求16所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的醛类为乙醛,丙醛,丙烯醛,异丁醛,丁醛,苯甲醛,三聚乙醛,肉桂醛或丁烯醛中的一种或几种。
26.按照权利要求16所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的羧酸类为甲酸,乙酸,丙酸,丁酸,戊酸,己酸,庚酸,辛酸,壬酸,癸酸,草酸,丙烯酸,异丁酸,异戊酸,十四酸或油酸中的一种或几种。
27.按照权利要求16所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的腈类为乙腈,丙腈,丁腈,异丁腈或丙烯腈中的一种或多种。
28.按照权利要求1所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的贵金属孤原子占保护剂质量比为任意比。
29.按照权利要求1所述的一种在溶液中制备贵金属孤原子的方法,其特征在于所述的反应时间范围为:0.5-200h。
30.一种如前述权利要求任一贵金属孤原子的应用,其特征在于将贵金属孤原子载在固体介质上形成贵金属孤原子-固体介质新材料,其制备过程采用浸渍法,包括以下步骤:
1)浸渍:将载体与贵金属孤原子溶液充分混合浸渍;
2)除去还原剂和溶剂:在-30-200℃下真空减压处理,除去贵金属孤原子溶液中的还原剂和溶剂。
31.按照权利要求30所述一种贵金属孤原子的应用,其特征在于:贵金属孤原子的负载量:0.01-50%。
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CN110465313A (zh) * | 2018-05-10 | 2019-11-19 | 中国科学院大连化学物理研究所 | 含氯零价铂化合物及其制备方法与其在硅氢加成中的应用 |
CN109100402B (zh) * | 2018-07-19 | 2020-10-27 | 深圳大学 | 一种沉积铂单原子的方法、复合物与应用 |
TWI670113B (zh) * | 2018-10-15 | 2019-09-01 | 鑫鼎奈米科技股份有限公司 | 製備鉑奈米粒子膠體溶液的方法 |
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CN111496265B (zh) * | 2019-01-31 | 2022-09-27 | 中国科学院大连化学物理研究所 | 一种在溶液中稳定的还原态贵金属孤原子材料和制备方法 |
CN110026186A (zh) * | 2019-04-30 | 2019-07-19 | 太原氦舶新材料有限责任公司 | 一种生物质活性炭负载的金属单原子催化剂及其制备和应用 |
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- 2016-11-24 JP JP2019524403A patent/JP6886018B2/ja active Active
- 2016-11-24 KR KR1020197016692A patent/KR20190085956A/ko not_active Application Discontinuation
- 2016-11-24 CA CA3045348A patent/CA3045348A1/en not_active Abandoned
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Also Published As
Publication number | Publication date |
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JP6886018B2 (ja) | 2021-06-16 |
CN108067632A (zh) | 2018-05-25 |
JP2019535505A (ja) | 2019-12-12 |
CA3045348A1 (en) | 2018-05-17 |
EP3539655A1 (en) | 2019-09-18 |
WO2018085959A1 (zh) | 2018-05-17 |
US20210260658A1 (en) | 2021-08-26 |
KR20190085956A (ko) | 2019-07-19 |
EP3539655A4 (en) | 2020-06-03 |
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