CN106964385B - 用于制备1,4-丁炔二醇的无载体铜铋催化剂及其制备方法 - Google Patents
用于制备1,4-丁炔二醇的无载体铜铋催化剂及其制备方法 Download PDFInfo
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- CN106964385B CN106964385B CN201710219901.3A CN201710219901A CN106964385B CN 106964385 B CN106964385 B CN 106964385B CN 201710219901 A CN201710219901 A CN 201710219901A CN 106964385 B CN106964385 B CN 106964385B
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- bismuth
- copper
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- catalyst
- free copper
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- 239000003054 catalyst Substances 0.000 title claims abstract description 83
- QAAXRTPGRLVPFH-UHFFFAOYSA-N [Bi].[Cu] Chemical compound [Bi].[Cu] QAAXRTPGRLVPFH-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- JSPXPZKDILSYNN-UHFFFAOYSA-N but-1-yne-1,4-diol Chemical class OCCC#CO JSPXPZKDILSYNN-UHFFFAOYSA-N 0.000 title description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 40
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000010949 copper Substances 0.000 claims abstract description 19
- 238000001556 precipitation Methods 0.000 claims abstract description 19
- 229910052802 copper Inorganic materials 0.000 claims abstract description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 14
- 229910052797 bismuth Inorganic materials 0.000 claims abstract description 13
- -1 carbonate compound Chemical class 0.000 claims abstract description 13
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000005406 washing Methods 0.000 claims abstract description 11
- 230000032683 aging Effects 0.000 claims abstract description 9
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 9
- 230000009467 reduction Effects 0.000 claims abstract description 4
- 239000000243 solution Substances 0.000 claims description 25
- 239000007864 aqueous solution Substances 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 13
- 239000010703 silicon Substances 0.000 claims description 13
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 12
- 239000008367 deionised water Substances 0.000 claims description 11
- 229910021641 deionized water Inorganic materials 0.000 claims description 11
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 10
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 229910017604 nitric acid Inorganic materials 0.000 claims description 10
- RXPAJWPEYBDXOG-UHFFFAOYSA-N hydron;methyl 4-methoxypyridine-2-carboxylate;chloride Chemical compound Cl.COC(=O)C1=CC(OC)=CC=N1 RXPAJWPEYBDXOG-UHFFFAOYSA-N 0.000 claims description 9
- 238000005360 mashing Methods 0.000 claims description 8
- 239000013049 sediment Substances 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 150000001621 bismuth Chemical class 0.000 claims description 6
- 150000001879 copper Chemical class 0.000 claims description 6
- 238000007710 freezing Methods 0.000 claims description 6
- 230000008014 freezing Effects 0.000 claims description 6
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 5
- 238000013019 agitation Methods 0.000 claims description 4
- 150000007529 inorganic bases Chemical class 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 239000004280 Sodium formate Substances 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 claims description 3
- 239000000047 product Substances 0.000 claims description 3
- HLBBKKJFGFRGMU-UHFFFAOYSA-M sodium formate Chemical compound [Na+].[O-]C=O HLBBKKJFGFRGMU-UHFFFAOYSA-M 0.000 claims description 3
- 235000019254 sodium formate Nutrition 0.000 claims description 3
- QYIGOGBGVKONDY-UHFFFAOYSA-N 1-(2-bromo-5-chlorophenyl)-3-methylpyrazole Chemical compound N1=C(C)C=CN1C1=CC(Cl)=CC=C1Br QYIGOGBGVKONDY-UHFFFAOYSA-N 0.000 claims description 2
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 claims description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 2
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims description 2
- JHXKRIRFYBPWGE-UHFFFAOYSA-K bismuth chloride Chemical compound Cl[Bi](Cl)Cl JHXKRIRFYBPWGE-UHFFFAOYSA-K 0.000 claims description 2
- 229910000380 bismuth sulfate Inorganic materials 0.000 claims description 2
- 238000006555 catalytic reaction Methods 0.000 claims description 2
- 238000005119 centrifugation Methods 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 229910001431 copper ion Inorganic materials 0.000 claims description 2
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 claims description 2
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 2
- OPQARKPSCNTWTJ-UHFFFAOYSA-L copper(ii) acetate Chemical compound [Cu+2].CC([O-])=O.CC([O-])=O OPQARKPSCNTWTJ-UHFFFAOYSA-L 0.000 claims description 2
- BEQZMQXCOWIHRY-UHFFFAOYSA-H dibismuth;trisulfate Chemical compound [Bi+3].[Bi+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BEQZMQXCOWIHRY-UHFFFAOYSA-H 0.000 claims description 2
- 238000010828 elution Methods 0.000 claims description 2
- 239000011259 mixed solution Substances 0.000 claims description 2
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 2
- 239000002244 precipitate Substances 0.000 claims description 2
- 238000004062 sedimentation Methods 0.000 claims description 2
- 230000003068 static effect Effects 0.000 claims description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 2
- 238000002242 deionisation method Methods 0.000 claims 1
- 239000004408 titanium dioxide Substances 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 13
- 238000003483 aging Methods 0.000 abstract description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract description 6
- 239000006227 byproduct Substances 0.000 abstract description 6
- 238000000975 co-precipitation Methods 0.000 abstract 1
- 239000002131 composite material Substances 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000006722 reduction reaction Methods 0.000 abstract 1
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 29
- 238000003756 stirring Methods 0.000 description 20
- 239000012065 filter cake Substances 0.000 description 10
- 238000001914 filtration Methods 0.000 description 8
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 7
- 238000004090 dissolution Methods 0.000 description 7
- 239000002002 slurry Substances 0.000 description 7
- 238000000967 suction filtration Methods 0.000 description 7
- BDJYZEWQEALFKK-UHFFFAOYSA-N bismuth;hydrate Chemical compound O.[Bi] BDJYZEWQEALFKK-UHFFFAOYSA-N 0.000 description 6
- 238000009938 salting Methods 0.000 description 6
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 6
- 239000003643 water by type Substances 0.000 description 6
- 230000004913 activation Effects 0.000 description 5
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 5
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 5
- 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 description 4
- 241000907663 Siproeta stelenes Species 0.000 description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004817 gas chromatography Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- 229910017970 MgO-SiO2 Inorganic materials 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- 150000001345 alkine derivatives Chemical class 0.000 description 2
- WMWLMWRWZQELOS-UHFFFAOYSA-N bismuth(III) oxide Inorganic materials O=[Bi]O[Bi]=O WMWLMWRWZQELOS-UHFFFAOYSA-N 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- MWWATHDPGQKSAR-UHFFFAOYSA-N propyne Chemical compound CC#C MWWATHDPGQKSAR-UHFFFAOYSA-N 0.000 description 2
- LXNHXLLTXMVWPM-UHFFFAOYSA-N pyridoxine Chemical compound CC1=NC=C(CO)C(CO)=C1O LXNHXLLTXMVWPM-UHFFFAOYSA-N 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 241000894007 species Species 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- 238000001291 vacuum drying Methods 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical group OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920001634 Copolyester Polymers 0.000 description 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 241000692870 Inachis io Species 0.000 description 1
- 229920006309 Invista Polymers 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- NMTBZBPWKJALHU-UHFFFAOYSA-N O=C.C#C Chemical compound O=C.C#C NMTBZBPWKJALHU-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229910000564 Raney nickel Inorganic materials 0.000 description 1
- MKPXGEVFQSIKGE-UHFFFAOYSA-N [Mg].[Si] Chemical compound [Mg].[Si] MKPXGEVFQSIKGE-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229940036348 bismuth carbonate Drugs 0.000 description 1
- 229910001451 bismuth ion Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- GMZOPRQQINFLPQ-UHFFFAOYSA-H dibismuth;tricarbonate Chemical compound [Bi+3].[Bi+3].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O GMZOPRQQINFLPQ-UHFFFAOYSA-H 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000002363 herbicidal effect Effects 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 229910052919 magnesium silicate Inorganic materials 0.000 description 1
- 235000019792 magnesium silicate Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 239000011858 nanopowder Substances 0.000 description 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- RADKZDMFGJYCBB-UHFFFAOYSA-N pyridoxal hydrochloride Natural products CC1=NC=C(CO)C(C=O)=C1O RADKZDMFGJYCBB-UHFFFAOYSA-N 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000012279 sodium borohydride Substances 0.000 description 1
- 229910000033 sodium borohydride Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 239000011726 vitamin B6 Substances 0.000 description 1
- 235000019158 vitamin B6 Nutrition 0.000 description 1
- 229940011671 vitamin b6 Drugs 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Classifications
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/20—Carbon compounds
- B01J27/232—Carbonates
- B01J27/236—Hydroxy carbonates
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/36—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal
- C07C29/38—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal by reaction with aldehydes or ketones
- C07C29/42—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal by reaction with aldehydes or ketones with compounds containing triple carbon-to-carbon bonds, e.g. with metal-alkynes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Catalysts (AREA)
Abstract
本发明提供了一种用于制备1,4‑丁炔二醇的无载体铜铋催化剂及制备方法,该催化剂是Cu、Bi、Si的复合氧化物或碱式碳酸化合物,其组成按质量百分比计,二氧化硅为1‑10%,铜的碱式碳酸化合物为80‑95%,铋的碱式碳酸化合物为2‑10%;催化剂粒度范围为1‑25微米,采用沉淀法法制备,催化剂制备过程包括共沉淀、还原、陈化、洗涤、干燥步骤。本发明无载体铜铋催化剂粒度均匀,易活化,耐磨性好,炔化反应时间短,甲醛转化率高、1,4‑丁炔二醇选择性高、副产物丙炔醇选择性性低,制备工艺简单,易于工业化,具有良好的应用前景及巨大的经济效益。
Description
技术领域
本发明涉及铜铋催化剂领域,尤指一种用于制备1,4-丁炔二醇的无载体铜铋催化剂及其制备方法。
背景技术
1,4-丁炔二醇(BYD)是催化加氢制备1,4-丁二醇(BDO)的重要中间体,BDO是一种重要的精细化工产品,主要用于生产四氢呋喃(THF)、γ-丁内酯(GBL)、聚对苯二甲酸丁二醇酯(PBT)、聚氨酯(PU)、共聚多酯醚(COPEs)、聚四甲撑乙二醇醚、N-甲基吡咯烷酮(NMP)、聚乙烯吡咯烷酮等。近年来,PBT主要用于PBT改性、PBT拉丝、PBT拉膜、光纤护套等领域,在增强改性后可广泛应用于汽车制造、电子电气、仪器仪表、照明用具、家电纺织、机械和通讯等领域。此外,还用于合成维生素B6、农药、除草剂及溶剂、増湿剂、増塑剂、医药中间体、链增长剂和胶粘剂等。因此BDO需要量有望大大增加。
BYD目前工业上普遍采用的改良Reppe法(又称炔醛法)是甲醛和乙炔在催化剂的作用下于淤浆床反应器内进行反应制备,公认的催化剂是铜铋催化剂,以铜为主要活性组分,以铋的氧化物为助剂,反应过程中,活性组分先被甲醛还原,还原生产的Cu+进一步与乙炔作用形成炔铜络合物催化活性中心,铋用来抑制铜的过度还原,进而阻止乙炔聚合物的形成。
目前工业上应用的铜铋催化剂分为无载体和含载体型铜铋催化剂两种。无载体铜铋催化剂主要包括CuO-Bi2O3纳米粉体及孔雀石结构铜铋催化剂。主要应用于改良Reppe法Invista(前DuPont)工艺生产BYD。使用压力偏低。专利CN1118342公开了以CuO-Bi2O3为前体的无载体催化剂,专利US4085151公开了了一种孔雀石催化剂,专利US4107082公开了一种含铋2-5%的孔雀石催化剂,专利US4584418在含铋孔雀石催化剂制备过程中添加硅酸以提高催化剂活性。专利CN1049300公开了一种由碱式碳酸铋和硅酸及孔雀石晶体组成的铜铋催化剂,提高了催化剂的寿命和活性。虽然不含载体铜铋催化剂比较容易活化,废催化剂回收相对比较容易,但由于不含载体,催化剂活性组分分散度较差,有效利用率低,催化剂磨损严重,活性组分容易流失,导致催化剂寿命较短,同时流失的铜铋离子会严重影响后续加氢固定床雷尼镍催化剂的使用寿命。
含载体铜铋催化剂,载体以含硅物质为主。主要应用于改良Reppe法ISP工艺和Frontech工艺生产BYD。使用压力略高。专利US2232867报道了一种负载型Cu/SiO2催化剂,该催化剂以硅藻土、硅胶等为载体,专利US3920759介绍了一种硅镁复合氧化物为载体的铜铋催化剂。专利CN102125856公布了一种以高岭土为载体的铜铋催化剂。专利CN102950014报道了以氧化硅为载体的铜铋催化剂。专利CN103480382介绍了以酸化纳米二氧化硅为载体的铜铋催化剂。专利CN104069864公布了以Fe3O4-MgO-SiO2为载体的磁性铜铋催化剂。专利CN103157500公布了以介孔分子筛为载体的铜铋催化剂。专利CN102658158报道了以C-MgO-SiO2为载体的铜铋催化剂。虽然载体的存在增加了活性组分的分散度及催化剂的耐磨性能,但含载体铜铋催化剂仍存在一定的不足,比如载体硅酸镁不稳定,在反应过程中会发生溶解,寿命短,催化剂用量多,氧化铜含量较高,易发生团聚,由于载体与铜物种之间较强的相互作用是氧化铜的还原比较困难,部分铜物种无法转化为活性中心炔铜络合物,造成铜资源浪费,同时由于含有载体,催化剂再生和回收比较困难。
发明内容
为解决上述问题,本发明提供一种用于制备1,4-丁炔二醇的无载体铜铋催化剂、制备方法及其应用,催化剂颗粒均匀,耐磨性好,使用过程不易流失,易活化,炔化反应甲醛转化率高,BYD选择性高,副产物丙炔醇选择性低。
为实现上述目之一,本发明采用的技术方案是:一种用于制备1,4-丁炔二醇的无载体铜铋催化剂,包括以下质量百分比组分:二氧化硅为1-10%,铜的碱式碳酸化合物为80-95%,铋的碱式碳酸化合物为2-10%,制成的催化剂成品的粒度范围为1-25微米。
为实现上述目之二,本发明采用的技术方案是:一种用于制备1,4-丁炔二醇的无载体铜铋催化剂的制备方法,采用并流沉淀法制备,包括以下步骤:
A.沉淀:将可溶性铜盐溶于去离子水,可溶性铋盐溶于10-30%的硝酸水溶液,然后与可溶性硅源水溶液一起加入到可溶性铜盐水溶液中混合均匀,在搅拌条件下与质量百分浓度5-30%的无机碱的水溶液并流加入到内预含有去离子水沉淀槽内,调节混合溶液pH值维持在7.0-8.0,得到混合沉淀物,沉淀温度为30-90℃,时间0.5-3小时;
B.还原:在搅拌条件下加入还原剂,还原剂加入量为还原剂与铜离子的摩尔比为0.01-1.0:1,优选0.05-0.5:1,还原温度20-60℃,时间为0.5-12小时;
C.陈化和洗涤:在静置条件下对混合沉淀物进行陈化,洗涤方式为打浆洗涤或者淋洗或者水力旋流器洗涤,随后液固分离;
D.干燥:将步骤C中固液分离得到的沉淀物经过冷冻,然后抽真空进行干燥制得成品,其中冷冻时间2-10小时,冷冻温度为-18℃~-4℃,干燥真空度为≥-0.08MPa。
具体地,步骤A中,可溶性铜盐水溶液质量百分浓度为5-25%,可溶性铋盐用质量百分浓度10-30%的硝酸水溶液溶解,可溶性硅源为酸性硅溶胶,可溶性硅源水溶液质量浓度为5-30%,pH为2-4,可溶性硅源中硅物质的粒度为10-15nm
具体地,可溶性铜盐为硝酸铜、硫酸铜、醋酸铜、氯化铜中的一种,优选硝酸铜;可溶性铋盐为硝酸铋、氯化铋、硫酸铋、醋酸铋中的一种,优选硝酸铋。
具体地,所述无机碱为碳酸钠、碳酸钾、碳酸氢钠、碳酸氢钾、碳酸钠与氢氧化钠的混合物中的一种。
具体地,步骤B中,还原剂为水合肼、甲醛、甲酸钠、硼氢化钠、硼氢化钾,还原剂水溶液浓度为1-10wt%。
具体地,步骤C中,陈化温度30-80℃,时间0.5-12小时;洗涤温度为25-70℃,采用去离子水洗涤,洗涤液中电导率小于150μs/cm时停止洗涤,抽滤或板框压滤或离心脱除水分,得到沉淀物。
本发明还提供一种用于制备1,4-丁炔二醇的无载体铜铋催化剂的应用,将无载体铜铋催化剂30克和35%的甲醛溶液150毫升放入反应釜内,温度70℃,通入300mL/mi n的乙炔气体,对催化剂进行活化5小时,活化后升温至90℃,进行甲醛炔化反应,乙炔分压0.03MPa,流量500mL/min,每隔1小时进行取样,分离催化剂后溶液,采用气相色谱(GC)分析样品组成,得出甲醛转化率、BYD选择性及副产物丙炔醇含量,反应时间10小时。
本发明的有益效果在于:
(1)本发明所述无载体铜铋催化剂颗粒均匀,活化时间短;
(2)本发明所述无载体铜铋催化剂炔化反应时间短,甲醛转化率高,BYD选择性高,副产物丙炔醇选择性低;
(3)本发明所述无载体铜铋催化剂耐磨性好,使用过程不易粉化,使用过程流失少;
(4)本发明所述无载体铜铋催化剂制备工艺简单,易于工业化。
具体实施方式
除非另作定义,权利要求书和说明书中使用的技术术语或者科学术语应当为本发明所属技术领域内具有一般技能的人士所理解的通常意义。
下面通过具体的实施例对本发明作进一步的说明,但本发明不限于下述具体实施方式。
实施例1
将397.2克三水合硝酸铜溶于2500毫升去离子水中与15.0克五水合硝酸铋用50毫升12%硝酸水溶液溶解所得硝酸铋溶液混合均匀,然后加入50毫升质量百分浓度为20%的酸性硅溶胶(pH为2-4,粒度10-15nm),在温度50℃,搅拌条件下,与质量百分浓度15%碳酸钠水溶液并流加入到沉淀槽中,沉淀槽预含有去离子水500毫升,通过调节盐溶液和碱溶液的速度,控制浆料的pH在7.5-8.0之间,加入完毕后,继续搅拌1小时,温度降至35℃,搅拌条件下,加入质量百分浓度8%甲醛水溶液18毫升,继续搅拌6小时,然后于温度35℃条件下,静置12小时陈化,陈化结束后通过抽滤得到滤饼,采用打浆的方式洗涤,洗涤温度40℃,至洗涤液电导率小于150μs/cm,抽滤至无水滴下,在温度为-10℃下将滤饼冷冻4.5小时后,真空干燥,真空度为≥-0.08MPa,得到无载体铜铋催化剂。催化剂粒度范围1-25微米。
实施例2
将390.7克三水合硝酸铜溶于2500毫升去离子水中与16.9克五水合硝酸铋用50毫升12%硝酸水溶液溶解所得硝酸铋溶液混合均匀,然后加入50毫升质量百分浓度为24%的酸性硅溶胶(pH为2-4,粒度10-15nm),在温度45℃,搅拌条件下,与质量百分浓度10%碳酸钠水溶液并流加入到沉淀槽中,沉淀槽预含有去离子水500毫升,通过调节盐溶液和碱溶液的速度,控制浆料的pH在7.0-7.5之间,加入完毕后,继续搅拌1.5小时,温度降至35℃,搅拌条件下,加入质量百分浓度9%甲醛水溶液10毫升,继续搅拌6小时,然后于温度35℃条件下,静置11小时陈化,陈化结束后通过抽滤得到滤饼,采用打浆的方式洗涤,洗涤温度40℃,至洗涤液电导率小于150μs/cm,抽滤至无水滴下,在温度为-18℃下将滤饼冷冻5小时后,真空干燥,真空度为≥-0.08MPa,得到无载体铜铋催化剂。催化剂粒度范围1-25微米。
实施例3
将405.9克三水合硝酸铜溶于2500毫升去离子水中与18.8克五水合硝酸铋用50毫升14%硝酸水溶液溶解所得硝酸铋溶液混合均匀,然后加入20毫升质量百分浓度为20%的酸性硅溶胶(pH为2-4,粒度10-15nm),在温度50℃,搅拌条件下,与含质量百分浓度15%碳酸钠和质量百分浓度5%氢氧化钠水溶液并流加入到沉淀槽中,沉淀槽预含有去离子水500毫升,通过调节盐溶液和碱溶液的速度,控制浆料的pH在7.5-8.0之间,加入完毕后,继续搅拌1小时,温度降至45℃,搅拌条件下,加入质量百分浓度8%甲醛水溶液20毫升,继续搅拌8小时,然后于温度45℃条件下,静置12小时陈化,陈化结束后通过抽滤得到滤饼,采用打浆的方式洗涤,洗涤温度45℃,至洗涤液电导率小于150μs/cm,抽滤至无水滴下,在温度为-8℃下将滤饼冷冻6小时后,真空干燥,真空度为≥-0.08MPa,得到无载体铜铋催化剂。催化剂粒度范围1-20微米。
实施例4
将384.1克三水合硝酸铜溶于2500毫升去离子水中与15克五水合硝酸铋用50毫升14%硝酸水溶液溶解所得硝酸铋溶液混合均匀,然后加入80毫升质量百分浓度为20%的酸性硅溶胶(pH为2-4,粒度10-15nm),在温度60℃,搅拌条件下,与含质量百分浓度15%碳酸钠和质量百分浓度3%氢氧化钠水溶液并流加入到沉淀槽中,沉淀槽预含有去离子水500毫升,通过调节盐溶液和碱溶液的速度,控制浆料的pH在7.5-8.0之间,加入完毕后,继续搅拌1小时,温度降至40℃,搅拌条件下,加入质量百分浓度5%甲酸钠水溶液50毫升,,继续搅拌8小时,然后于温度40℃条件下,静置12小时陈化,陈化结束后通过抽滤得到滤饼,采用打浆的方式洗涤,洗涤温度40℃,至洗涤液电导率小于150μs/cm,抽滤至无水滴下,在温度为-18℃下将滤饼冷冻6小时后,真空干燥,真空度为≥-0.08MPa,得到无载体铜铋催化剂。催化剂粒度范围1-25微米。
对比例1
将384.1克三水合硝酸铜溶于2500毫升去离子水中与14克五水合硝酸铋用50毫升14%硝酸水溶液溶解所得硝酸铋溶液混合均匀,然后加入80毫升质量百分浓度为20%的酸性硅溶胶(pH为2-4,粒度10-15nm),在温度60℃,搅拌条件下,与百分浓度15%碳酸钠水溶液并流加入到沉淀槽中,沉淀槽预含有去离子水500毫升,通过调节盐溶液和碱溶液的速度,控制浆料的pH在7.5-8.0之间,加入完毕后,继续搅拌1小时,然后于温度40℃条件下,静置10小时陈化,陈化结束后通过抽滤得到滤饼,采用打浆的方式洗涤,洗涤温度40℃,至洗涤液电导率小于150μm/s,抽滤至无水滴下,温度100℃下将滤饼干燥6小时后,得到无载体铜铋催化剂。催化剂粒度范围1-75微米。
对比例2
将384.1克三水合硝酸铜溶于2500毫升去离子水中与16克五水合硝酸铋用50毫升14%硝酸水溶液溶解所得硝酸铋溶液混合均匀,在温度50℃,搅拌条件下,与百分浓度12%碳酸钠水溶液并流加入到沉淀槽中,沉淀槽预含有去离子水500毫升,通过调节盐溶液和碱溶液的速度,控制浆料的pH在7.5-8.0之间,加入完毕后,继续搅拌1小时,然后于温度40℃条件下,静置8小时陈化,陈化结束后通过抽滤得到滤饼,采用打浆的方式洗涤,洗涤温度40℃,至洗涤液电导率小于150μm/s,抽滤至无水滴下,温度100℃下将滤饼干燥6小时后,得到无载体铜铋催化剂。催化剂粒度范围1-70微米。
实施例1-4及对比例1-2中制得无载体铜铋催化剂和工业无载体铜铋催化剂进行炔化反应实验,实验条件如下:
反应在高压反应釜内进行,将无载体铜铋催化剂30克和35%的甲醛溶液150毫升放入反应釜内,温度70℃,通入300mL/min的乙炔气体,对催化剂进行活化5.5小时,活化后升温至90℃,进行甲醛炔化反应,乙炔分压0.03MPa,流量500mL/mi n,每隔1小时进行取样,分离催化剂后溶液,采用气相色谱(GC)分析样品组成,得出甲醛转化率、BYD选择性及副产物丙炔醇含量,反应时间12小时。反应8小时、9小时、10小时结果见表1。
表1.
由表1可知,实施例1-4与对比例1-2和工业样相比,炔化反应甲醛转化率高,BYD选择性高,副产物丙炔醇选择性低。
以上实施方式仅仅是对本发明的优选实施方式进行描述,并非对本发明的范围进行限定,在不脱离本发明设计精神的前提下,本领域普通工程技术人员对本发明的技术方案作出的各种变形和改进,均应落入本发明的权利要求书确定的保护范围内。
Claims (6)
1.一种用于制备1,4-丁炔二醇的无载体铜铋催化剂的制备方法,其特征在于,所述无载体铜铋催化剂包括二氧化硅、铜的碱式碳酸化合物和铋的碱式碳酸化合物,所述二氧化硅占所述无载体铜铋催化剂的质量百分比为1-10%,所述铜的碱式碳酸化合物占所述无载体铜铋催化剂的质量百分比为80-95%,所述铋的碱式碳酸化合物占所述无载体铜铋催化剂的质量百分比为2-10%,所述无载体铜铋催化剂的粒度范围为1-25微米,所述无载体铜铋催化剂采用并流沉淀法制备,包括以下步骤:
A.沉淀:将可溶性铜盐溶于去离子水,可溶性铋盐溶于10-30%的硝酸水溶液,然后与可溶性硅源水溶液一起加入到所述可溶性铜盐的水溶液中混合均匀,在搅拌条件下与质量百分浓度5-30%的无机碱的水溶液并流加入到内预含有去离子水沉淀槽内,调节混合溶液pH值维持在7.0-8.0,得到混合沉淀物,沉淀温度为30-90℃,时间0.5-3小时;
B.还原:在搅拌条件下加入还原剂,所述还原剂的加入量为所述还原剂与铜离子的摩尔比为0.05-0.5:1,还原温度20-60℃,时间为0.5-12小时;
C.陈化和洗涤:在静置条件下对混合沉淀物进行陈化,洗涤方式为打浆洗涤或者淋洗或者水力旋流器洗涤,随后液固分离;
D.干燥:将步骤C中固液分离得到的沉淀物经过冷冻,然后抽真空进行干燥制得成品,其中冷冻时间2-10小时,冷冻温度为-18℃~-4℃,干燥真空度为≥-0.08MPa。
2.根据权利要求1所述的用于制备1,4-丁炔二醇的无载体铜铋催化剂的制备方法,其特征在于,步骤A中,所述可溶性铜盐的水溶液的质量百分浓度为5-25%,所述可溶性铋盐用质量百分浓度10-30%的硝酸水溶液溶解,所述可溶性硅源水溶液中的可溶性硅源为酸性硅溶胶,所述可溶性硅源水溶液的质量浓度为5-30%,pH为2-4,所述可溶性硅源中硅物质的粒度为10-15nm。
3.根据权利要求1所述的用于制备1,4-丁炔二醇的无载体铜铋催化剂的制备方法,其特征在于,所述可溶性铜盐为硝酸铜、硫酸铜、醋酸铜、氯化铜中的一种,所述可溶性铋盐为硝酸铋、氯化铋、硫酸铋、醋酸铋中的一种。
4.根据权利要求1所述的用于制备1,4-丁炔二醇的无载体铜铋催化剂的制备方法,其特征在于,所述无机碱为碳酸钠、碳酸钾、碳酸氢钠、碳酸氢钾、碳酸钠与氢氧化钠的混合物中的一种。
5.根据权利要求1所述的用于制备1,4-丁炔二醇的无载体铜铋催化剂的制备方法,其特征在于,步骤B中,所述还原剂为甲醛或甲酸钠中的任意一种,所述还原剂的水溶液浓度为1-10wt%。
6.根据权利要求1所述的用于制备1,4-丁炔二醇的无载体铜铋催化剂的制备方法,其特征在于,步骤C中,陈化温度30-80℃,时间0.5-12小时,洗涤温度为25-70℃,采用去离子水洗涤,洗涤液中电导率小于150μs/cm时停止洗涤,抽滤或板框压滤或离心脱除水分,得到沉淀物。
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