CN102827008B - 水为溶剂液相连续加氢法生产苯二胺的方法及装置 - Google Patents
水为溶剂液相连续加氢法生产苯二胺的方法及装置 Download PDFInfo
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- CN102827008B CN102827008B CN2012103223638A CN201210322363A CN102827008B CN 102827008 B CN102827008 B CN 102827008B CN 2012103223638 A CN2012103223638 A CN 2012103223638A CN 201210322363 A CN201210322363 A CN 201210322363A CN 102827008 B CN102827008 B CN 102827008B
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- secondary hydrogenation
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- 238000005984 hydrogenation reaction Methods 0.000 title claims abstract description 482
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 243
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 35
- 239000002904 solvent Substances 0.000 title claims abstract description 21
- 239000007791 liquid phase Substances 0.000 title claims abstract description 8
- 239000003054 catalyst Substances 0.000 claims abstract description 239
- 238000007599 discharging Methods 0.000 claims abstract description 137
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 113
- 239000001257 hydrogen Substances 0.000 claims abstract description 113
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 110
- 238000006243 chemical reaction Methods 0.000 claims description 66
- WDCYWAQPCXBPJA-UHFFFAOYSA-N 1,3-dinitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC([N+]([O-])=O)=C1 WDCYWAQPCXBPJA-UHFFFAOYSA-N 0.000 claims description 42
- 238000011084 recovery Methods 0.000 claims description 32
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 31
- TYMLOMAKGOJONV-UHFFFAOYSA-N 4-nitroaniline Chemical compound NC1=CC=C([N+]([O-])=O)C=C1 TYMLOMAKGOJONV-UHFFFAOYSA-N 0.000 claims description 24
- DPJCXCZTLWNFOH-UHFFFAOYSA-N 2-nitroaniline Chemical compound NC1=CC=CC=C1[N+]([O-])=O DPJCXCZTLWNFOH-UHFFFAOYSA-N 0.000 claims description 23
- -1 aromatic nitro compound Chemical class 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 238000003756 stirring Methods 0.000 abstract description 8
- 239000012295 chemical reaction liquid Substances 0.000 abstract 2
- 239000011259 mixed solution Substances 0.000 abstract 1
- 231100000331 toxic Toxicity 0.000 abstract 1
- 230000002588 toxic effect Effects 0.000 abstract 1
- 238000004062 sedimentation Methods 0.000 description 253
- 239000000243 solution Substances 0.000 description 64
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 57
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 33
- 239000007788 liquid Substances 0.000 description 27
- 239000000463 material Substances 0.000 description 26
- 230000003197 catalytic effect Effects 0.000 description 24
- 239000002826 coolant Substances 0.000 description 24
- 150000004985 diamines Chemical class 0.000 description 21
- 239000007864 aqueous solution Substances 0.000 description 12
- 238000004891 communication Methods 0.000 description 8
- 239000000498 cooling water Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- NAOLGLVUSGCEPZ-UHFFFAOYSA-N nitrobenzene;hydrate Chemical compound O.[O-][N+](=O)C1=CC=CC=C1 NAOLGLVUSGCEPZ-UHFFFAOYSA-N 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000003125 aqueous solvent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 238000006722 reduction reaction Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000005987 sulfurization reaction Methods 0.000 description 2
- WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 description 1
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 description 1
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 150000004984 aromatic diamines Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 150000002828 nitro derivatives Chemical class 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 150000004986 phenylenediamines Chemical class 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
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CN2012103223638A CN102827008B (zh) | 2012-10-16 | 2012-10-16 | 水为溶剂液相连续加氢法生产苯二胺的方法及装置 |
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CN106431940B (zh) * | 2016-09-27 | 2018-07-06 | 连云港泰盛化工有限公司 | 硫氢化钠还原生产氨基苯甲醚的装置及方法 |
CN107488117A (zh) * | 2017-07-13 | 2017-12-19 | 安徽东至广信农化有限公司 | 一种用于多菌灵生产的中间体邻苯二胺的制备方法 |
CN109651158A (zh) * | 2019-01-29 | 2019-04-19 | 安徽高盛化工股份有限公司 | 一种对苯二胺的制备方法 |
CN109734602A (zh) * | 2019-01-29 | 2019-05-10 | 安徽高盛化工股份有限公司 | 一种通过氢气还原制备对苯二胺的方法 |
CN110452126A (zh) * | 2019-08-16 | 2019-11-15 | 上海鸿源鑫创材料科技有限公司 | 一种对苯二胺的制备工艺中通过液相催化剂加氢还原方法 |
CN110437074A (zh) * | 2019-08-16 | 2019-11-12 | 上海鸿源鑫创材料科技有限公司 | 一种间苯二胺的生产制备工艺 |
CN110467534A (zh) * | 2019-09-17 | 2019-11-19 | 四川北方红光特种化工有限公司 | 一种二硝基苯无溶剂催化加氢合成苯二胺的工艺 |
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US3230259A (en) * | 1963-04-09 | 1966-01-18 | Universal Oil Prod Co | Preparation of o-phenylenediamines |
CN101906046B (zh) * | 2010-07-01 | 2013-02-27 | 江苏科圣化工装备工程有限公司 | 液相连续加氢法生产邻苯二胺的方法及装置 |
CN102633653A (zh) * | 2011-02-23 | 2012-08-15 | 江苏康恒化工有限公司 | 一种邻硝基苯胺催化加氢制取邻苯二胺的方法 |
CN102276479A (zh) * | 2011-06-28 | 2011-12-14 | 江苏科圣化工机械有限公司 | 液相连续加氢法生产对苯二胺的方法及装置 |
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Inventor after: Yang Chonggao Inventor after: Xu Ruhai Inventor after: Wang Zailiang Inventor after: Wang Wuqian Inventor before: Yang Zonggao Inventor before: Xu Ruhai Inventor before: Wang Zailiang Inventor before: Wang Wuqian |
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Address after: 223002 Huaian City, Jiangsu province Qingpu District West Road No. 40 Patentee after: Jiangsu Kesheng Intelligent Equipment Co.,Ltd. Country or region after: China Address before: 223002 Huaian City, Jiangsu province Qingpu District West Road No. 40 Patentee before: JIANGSU KESHENG CHEMICAL MACHINERY Co.,Ltd. Country or region before: China |
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