CN116159602A - 一种n-甲基苯胺合成用铜系催化剂的还原工艺 - Google Patents
一种n-甲基苯胺合成用铜系催化剂的还原工艺 Download PDFInfo
- Publication number
- CN116159602A CN116159602A CN202310183815.7A CN202310183815A CN116159602A CN 116159602 A CN116159602 A CN 116159602A CN 202310183815 A CN202310183815 A CN 202310183815A CN 116159602 A CN116159602 A CN 116159602A
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- Prior art keywords
- bed reactor
- fixed bed
- copper
- catalyst
- methylaniline
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- AFBPFSWMIHJQDM-UHFFFAOYSA-N N-methylaniline Chemical compound CNC1=CC=CC=C1 AFBPFSWMIHJQDM-UHFFFAOYSA-N 0.000 title claims abstract description 113
- 239000003054 catalyst Substances 0.000 title claims abstract description 109
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 239000010949 copper Substances 0.000 title claims abstract description 82
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 81
- 238000011946 reduction process Methods 0.000 title claims abstract description 11
- 230000015572 biosynthetic process Effects 0.000 title claims description 4
- 238000003786 synthesis reaction Methods 0.000 title claims description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 174
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000007789 gas Substances 0.000 claims abstract description 41
- 230000002194 synthesizing effect Effects 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 15
- 241000282326 Felis catus Species 0.000 claims description 53
- 238000006243 chemical reaction Methods 0.000 claims description 39
- 230000008016 vaporization Effects 0.000 claims description 39
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 34
- 238000002156 mixing Methods 0.000 claims description 20
- 229910052757 nitrogen Inorganic materials 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000009834 vaporization Methods 0.000 claims description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 238000011049 filling Methods 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 8
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 4
- 238000005488 sandblasting Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 3
- 239000006004 Quartz sand Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims description 2
- 238000011068 loading method Methods 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 abstract description 6
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 6
- 239000000047 product Substances 0.000 abstract description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 5
- 239000006227 byproduct Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 2
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 230000018044 dehydration Effects 0.000 abstract 1
- 238000006297 dehydration reaction Methods 0.000 abstract 1
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 52
- 238000005804 alkylation reaction Methods 0.000 description 25
- 238000003491 array Methods 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 9
- 239000000203 mixture Substances 0.000 description 6
- 238000011084 recovery Methods 0.000 description 6
- FJPRYKYQVBQRTD-UHFFFAOYSA-N aniline methanol Chemical compound CO.Nc1ccccc1 FJPRYKYQVBQRTD-UHFFFAOYSA-N 0.000 description 5
- 238000002309 gasification Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 239000000575 pesticide Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- JLTDJTHDQAWBAV-UHFFFAOYSA-N N,N-dimethylaniline Chemical compound CN(C)C1=CC=CC=C1 JLTDJTHDQAWBAV-UHFFFAOYSA-N 0.000 description 2
- OJGMBLNIHDZDGS-UHFFFAOYSA-N N-Ethylaniline Chemical compound CCNC1=CC=CC=C1 OJGMBLNIHDZDGS-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 239000005885 Buprofezin Substances 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- PRLVTUNWOQKEAI-VKAVYKQESA-N buprofezin Chemical compound O=C1N(C(C)C)\C(=N\C(C)(C)C)SCN1C1=CC=CC=C1 PRLVTUNWOQKEAI-VKAVYKQESA-N 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000002363 herbicidal effect Effects 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- -1 methyl chlorazuron Chemical compound 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- LXZGVFCKZRHKMU-UHFFFAOYSA-N n-benzyl-n-methylaniline Chemical compound C=1C=CC=CC=1N(C)CC1=CC=CC=C1 LXZGVFCKZRHKMU-UHFFFAOYSA-N 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000001648 tannin Substances 0.000 description 1
- 235000018553 tannin Nutrition 0.000 description 1
- 229920001864 tannin Polymers 0.000 description 1
Images
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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/16—Reducing
-
- 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
- B01J23/72—Copper
-
- 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
-
- 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
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/16—Reducing
- B01J37/18—Reducing with gases containing free hydrogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/04—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups
- C07C209/14—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of hydroxy groups or of etherified or esterified hydroxy groups
- C07C209/18—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of hydroxy groups or of etherified or esterified hydroxy groups with formation of amino groups bound to carbon atoms of six-membered aromatic rings or from amines having nitrogen atoms bound to carbon atoms of six-membered aromatic rings
-
- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
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CN202310183815.7A CN116159602B (zh) | 2023-03-01 | 2023-03-01 | 一种n-甲基苯胺合成用铜系催化剂的还原工艺 |
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CN202310183815.7A CN116159602B (zh) | 2023-03-01 | 2023-03-01 | 一种n-甲基苯胺合成用铜系催化剂的还原工艺 |
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CN116159602A true CN116159602A (zh) | 2023-05-26 |
CN116159602B CN116159602B (zh) | 2023-09-15 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1850332A (zh) * | 2006-05-26 | 2006-10-25 | 西南化工研究设计院 | 甲醇水蒸汽重整制氢用铜基催化剂的还原方法 |
CN107115881A (zh) * | 2017-05-02 | 2017-09-01 | 常州大学 | 一种用于n‑甲基苯胺合成的催化剂的制备方法及应用 |
CN108620093A (zh) * | 2018-05-15 | 2018-10-09 | 常州博能新能源有限公司 | 一种甲醇水蒸气重整制氢铜基催化剂活化方法 |
CN112023923A (zh) * | 2020-08-18 | 2020-12-04 | 广东醇氢新能源研究院有限公司 | 甲醇裂解制氢用铜基催化剂活化方法 |
CN112916017A (zh) * | 2021-01-29 | 2021-06-08 | 华东理工大学 | 一种用于甲醇蒸汽重整制氢铜基催化剂的原料气活化方法 |
CN113976128A (zh) * | 2021-11-29 | 2022-01-28 | 常州大学 | 用于制备n-甲基苯胺和n,n-二甲基苯胺的铜锌催化剂及其制备方法和应用 |
-
2023
- 2023-03-01 CN CN202310183815.7A patent/CN116159602B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1850332A (zh) * | 2006-05-26 | 2006-10-25 | 西南化工研究设计院 | 甲醇水蒸汽重整制氢用铜基催化剂的还原方法 |
CN107115881A (zh) * | 2017-05-02 | 2017-09-01 | 常州大学 | 一种用于n‑甲基苯胺合成的催化剂的制备方法及应用 |
CN108620093A (zh) * | 2018-05-15 | 2018-10-09 | 常州博能新能源有限公司 | 一种甲醇水蒸气重整制氢铜基催化剂活化方法 |
CN112023923A (zh) * | 2020-08-18 | 2020-12-04 | 广东醇氢新能源研究院有限公司 | 甲醇裂解制氢用铜基催化剂活化方法 |
CN112916017A (zh) * | 2021-01-29 | 2021-06-08 | 华东理工大学 | 一种用于甲醇蒸汽重整制氢铜基催化剂的原料气活化方法 |
CN113976128A (zh) * | 2021-11-29 | 2022-01-28 | 常州大学 | 用于制备n-甲基苯胺和n,n-二甲基苯胺的铜锌催化剂及其制备方法和应用 |
Non-Patent Citations (1)
Title |
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MUNUSAMY VIJAYARAJ ET AL.: "On the "Active spacer and stabilizer" role of Zn in Cu1−xZnxFe2O4 in the selective mono-N-methylation of aniline: XPS and catalysis study", 《JOURNAL OF CATALYSIS》, vol. 241, pages 83 - 95 * |
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Effective date of registration: 20230821 Address after: No. 5, Gaopeng Avenue, Chengdu High-tech Zone, Chengdu, Sichuan 610000 Applicant after: SOUTHWEST RESEARCH & DESIGN INSTITUTE OF CHEMICAL INDUSTRY Applicant after: Jiangsu Jingying Chemical New Materials Co.,Ltd. Address before: No. 1 Weihua Road, Xinbei District, Changzhou City, Jiangsu Province, 213000 Applicant before: Jiangsu Jingying Chemical New Materials Co.,Ltd. |
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Address after: No. 5, Gaopeng Avenue, Chengdu High-tech Zone, Chengdu, Sichuan 610000 Patentee after: SOUTHWEST RESEARCH & DESIGN INSTITUTE OF CHEMICAL INDUSTRY Patentee after: Jiangsu Jingying New Materials Co.,Ltd. Address before: No. 5, Gaopeng Avenue, Chengdu High-tech Zone, Chengdu, Sichuan 610000 Patentee before: SOUTHWEST RESEARCH & DESIGN INSTITUTE OF CHEMICAL INDUSTRY Patentee before: Jiangsu Jingying Chemical New Materials Co.,Ltd. |