CN109126823B - 催化剂催化硝基苯选择性加氢制备苯胺的方法 - Google Patents
催化剂催化硝基苯选择性加氢制备苯胺的方法 Download PDFInfo
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- CN109126823B CN109126823B CN201811236209.2A CN201811236209A CN109126823B CN 109126823 B CN109126823 B CN 109126823B CN 201811236209 A CN201811236209 A CN 201811236209A CN 109126823 B CN109126823 B CN 109126823B
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- nitrobenzene
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- aniline
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- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 title claims abstract description 206
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 title claims abstract description 156
- 238000005984 hydrogenation reaction Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 37
- 239000003054 catalyst Substances 0.000 claims abstract description 214
- 238000006243 chemical reaction Methods 0.000 claims abstract description 158
- 238000006555 catalytic reaction Methods 0.000 claims abstract description 34
- 229910052751 metal Inorganic materials 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 16
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000001257 hydrogen Substances 0.000 claims abstract description 8
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 8
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 7
- 230000035484 reaction time Effects 0.000 claims abstract description 6
- 229910052703 rhodium Inorganic materials 0.000 claims abstract description 6
- 229910052741 iridium Inorganic materials 0.000 claims abstract description 4
- 229910052763 palladium Inorganic materials 0.000 claims abstract description 4
- 229910052802 copper Inorganic materials 0.000 claims abstract description 3
- 239000000243 solution Substances 0.000 claims description 87
- CMAKKFZXYQTMGI-UHFFFAOYSA-N ethanol;nitrobenzene Chemical compound CCO.[O-][N+](=O)C1=CC=CC=C1 CMAKKFZXYQTMGI-UHFFFAOYSA-N 0.000 claims description 38
- 238000003756 stirring Methods 0.000 claims description 31
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 26
- 238000002360 preparation method Methods 0.000 claims description 25
- 238000006722 reduction reaction Methods 0.000 claims description 19
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 230000009467 reduction Effects 0.000 claims description 17
- 238000005406 washing Methods 0.000 claims description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 12
- 229910052723 transition metal Inorganic materials 0.000 claims description 9
- 239000012279 sodium borohydride Substances 0.000 claims description 8
- 229910000033 sodium borohydride Inorganic materials 0.000 claims description 8
- 239000006229 carbon black Substances 0.000 claims description 7
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 7
- 239000002041 carbon nanotube Substances 0.000 claims description 7
- 229910000510 noble metal Inorganic materials 0.000 claims description 7
- 150000003624 transition metals Chemical class 0.000 claims description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- 239000007791 liquid phase Substances 0.000 claims description 5
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 4
- 239000012670 alkaline solution Substances 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 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 2
- 239000011668 ascorbic acid Substances 0.000 claims description 2
- 229960005070 ascorbic acid Drugs 0.000 claims description 2
- 235000010323 ascorbic acid Nutrition 0.000 claims description 2
- 239000003575 carbonaceous material Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- 239000012266 salt solution Substances 0.000 claims description 2
- 238000011068 loading method Methods 0.000 abstract description 14
- 230000007613 environmental effect Effects 0.000 abstract description 5
- AGJXDQQEDCSOBL-UHFFFAOYSA-N 1-nitro-2-phenylethanol Chemical compound [O-][N+](=O)C(O)CC1=CC=CC=C1 AGJXDQQEDCSOBL-UHFFFAOYSA-N 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 231100000252 nontoxic Toxicity 0.000 abstract 1
- 230000003000 nontoxic effect Effects 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 62
- 239000012295 chemical reaction liquid Substances 0.000 description 26
- 239000012263 liquid product Substances 0.000 description 25
- 238000004587 chromatography analysis Methods 0.000 description 23
- 238000004817 gas chromatography Methods 0.000 description 23
- 238000000926 separation method Methods 0.000 description 21
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- 239000007787 solid Substances 0.000 description 14
- 229910003266 NiCo Inorganic materials 0.000 description 13
- 239000008367 deionised water Substances 0.000 description 10
- 229910021641 deionized water Inorganic materials 0.000 description 10
- 238000000227 grinding Methods 0.000 description 8
- 238000001291 vacuum drying Methods 0.000 description 8
- 238000005303 weighing Methods 0.000 description 8
- 229910002621 H2PtCl6 Inorganic materials 0.000 description 7
- 229910002837 PtCo Inorganic materials 0.000 description 7
- 229910002844 PtNi Inorganic materials 0.000 description 7
- 230000003197 catalytic effect Effects 0.000 description 7
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 6
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 description 5
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 4
- 238000011049 filling Methods 0.000 description 4
- 238000010907 mechanical stirring Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 231100000956 nontoxicity Toxicity 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 3
- 229910021580 Cobalt(II) chloride Inorganic materials 0.000 description 3
- 229910021604 Rhodium(III) chloride Inorganic materials 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 2
- 229910003322 NiCu Inorganic materials 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000003889 chemical engineering Methods 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000012847 fine chemical Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 239000011943 nanocatalyst Substances 0.000 description 2
- 239000002105 nanoparticle Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000013112 stability test Methods 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 229910021592 Copper(II) chloride Inorganic materials 0.000 description 1
- 229910002546 FeCo Inorganic materials 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 229910018104 Ni-P Inorganic materials 0.000 description 1
- 229910018536 Ni—P Inorganic materials 0.000 description 1
- 229910021126 PdPt Inorganic materials 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000005915 ammonolysis reaction Methods 0.000 description 1
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 1
- -1 and in addition Substances 0.000 description 1
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007210 heterogeneous catalysis Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 238000003760 magnetic stirring Methods 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 150000005181 nitrobenzenes Chemical class 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000013040 rubber vulcanization Methods 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
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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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
- B01J23/892—Nickel and noble 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
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/75—Cobalt
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/755—Nickel
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
- B01J23/8913—Cobalt and noble 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
- B01J23/8926—Copper and noble metals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
- C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
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- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Abstract
Description
| 催化剂(0.03g) | r(mol<sub>nitrobenzene</sub> mol<sub>Pt</sub><sup>-1</sup>h<sup>-1</sup>) | 苯胺选择性 | 苯胺产率 |
| PtNiCo/C | 2978.4 | >99% | 92.4% |
| PtNiCo/C | 2939.7 | >99% | 91.2% |
| PtNiCo/C | 3007.4 | >99% | 93.3% |
| PtNiCo/C | 2874.3 | >99% | 89.2% |
| PtNiCo/C | 3009.9 | >99% | 93.2% |
| 催化剂(0.03g) | r(mol<sub>nitrobenzene</sub> mol<sub>Pt</sub><sup>-1</sup>h<sup>-1</sup>) | 苯胺选择性 | 苯胺产率 |
| 3%PtNiCo/C-200 | 2227.0 | >99% | 30.7% |
| 3%PtNiCo/C-300 | 1754.0 | >99% | 24.2% |
| 3%PtNiCo/C-400 | 1543.0 | >99% | 21.3% |
| 3%PtNiCo/C-500 | 1199.0 | >99% | 16.5% |
| 3%PtNiCo/C-600 | 628.0 | >99% | 8.7% |
Claims (7)
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|---|---|---|---|
| CN201811236209.2A CN109126823B (zh) | 2018-10-23 | 2018-10-23 | 催化剂催化硝基苯选择性加氢制备苯胺的方法 |
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| CN201811236209.2A CN109126823B (zh) | 2018-10-23 | 2018-10-23 | 催化剂催化硝基苯选择性加氢制备苯胺的方法 |
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| Publication Number | Publication Date |
|---|---|
| CN109126823A CN109126823A (zh) | 2019-01-04 |
| CN109126823B true CN109126823B (zh) | 2021-08-17 |
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| CN109943862A (zh) * | 2019-04-10 | 2019-06-28 | 哈尔滨师范大学 | 一种电化学氧化甲醇合成二甲氧基甲烷的方法 |
| CN110193370A (zh) * | 2019-04-23 | 2019-09-03 | 江西理工大学 | 糠醛选择性加氢制糠醇的双金属催化剂及制备方法、应用 |
| CN111821999B (zh) * | 2019-04-23 | 2023-05-23 | 中南林业科技大学 | 利用改性炭黑负载的镍-金双金属纳米催化剂处理硝基芳香烃类物质的方法 |
| CN110465308B (zh) * | 2019-08-27 | 2022-01-11 | 江西理工大学 | 一种双金属催化剂间二硝基苯加氢制间硝基苯胺的应用 |
| CN110465297A (zh) * | 2019-08-27 | 2019-11-19 | 江西理工大学 | 一种喹啉加氢的多元金属纳米催化剂的制备方法 |
| CN110694641B (zh) * | 2019-10-10 | 2022-08-16 | 西安凯立新材料股份有限公司 | 一种制备硝基还原用催化剂的方法及应用 |
| CN110639553A (zh) * | 2019-10-21 | 2020-01-03 | 西安凯立新材料股份有限公司 | 一种连续化生产4,4-二氨基二苯醚的铁钴复合炭铜催化剂和方法 |
| CN111085241B (zh) * | 2019-12-24 | 2022-08-12 | 湘潭大学 | 一种硝基苯加氢制备苯胺的方法及其催化剂的制备方法 |
| CN111151266A (zh) * | 2020-01-10 | 2020-05-15 | 江西理工大学 | 用于甲酸、甲醇电催化氧化的催化剂及制备方法、应用 |
| CN112108139B (zh) * | 2020-09-29 | 2023-05-09 | 西安凯立新材料股份有限公司 | 一种硝基苯液相加氢合成苯胺用催化剂及其制备方法 |
| CN113121359A (zh) * | 2021-04-23 | 2021-07-16 | 湘潭大学 | 一种硝基苯加氢制备苯胺的方法及其杂化纳米结构钯催化剂 |
| CN113745544A (zh) * | 2021-08-18 | 2021-12-03 | 江西理工大学 | 一种电催化剂、制备方法及应用 |
| CN114195648A (zh) * | 2021-11-22 | 2022-03-18 | 台州学院 | 一种对氯硝基苯选择性加氢制对氯苯胺的方法 |
| CN114188553A (zh) * | 2021-12-01 | 2022-03-15 | 武汉理工大学 | 一种Pd/Co-C催化剂及其制备方法和应用 |
| WO2023156832A1 (en) * | 2022-02-16 | 2023-08-24 | Vinati Organics Limited | A process for preparation of highly pure 4-(n-butyl) aniline |
| CN115501886B (zh) * | 2022-03-31 | 2023-10-24 | 西南民族大学 | 一种用于低温硝基苯加氢合成苯胺催化剂的制备方法 |
| CN116716617A (zh) * | 2023-05-05 | 2023-09-08 | 华南理工大学 | 一种用于生物质升级和塑料降解的电催化剂及其制备方法与应用 |
| CN119306613B (zh) * | 2024-10-16 | 2025-10-17 | 中国天辰工程有限公司 | 一种气相加氢制备苯胺的方法 |
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