CN103467299B - 一种合成气制乙二醇工艺中亚硝酸甲酯的制备方法及装置 - Google Patents
一种合成气制乙二醇工艺中亚硝酸甲酯的制备方法及装置 Download PDFInfo
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- CN103467299B CN103467299B CN201310430475.XA CN201310430475A CN103467299B CN 103467299 B CN103467299 B CN 103467299B CN 201310430475 A CN201310430475 A CN 201310430475A CN 103467299 B CN103467299 B CN 103467299B
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- Prior art keywords
- methanol
- methyl nitrite
- heater
- ethylene glycol
- storage tank
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- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 title claims abstract description 63
- BLLFVUPNHCTMSV-UHFFFAOYSA-N methyl nitrite Chemical compound CON=O BLLFVUPNHCTMSV-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 17
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 207
- 239000007789 gas Substances 0.000 claims abstract description 23
- 238000005886 esterification reaction Methods 0.000 claims abstract description 13
- 230000032050 esterification Effects 0.000 claims abstract description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910001873 dinitrogen Inorganic materials 0.000 claims abstract description 5
- 238000003860 storage Methods 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 21
- 238000004821 distillation Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims 1
- 235000011941 Tilia x europaea Nutrition 0.000 claims 1
- 239000004571 lime Substances 0.000 claims 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract description 21
- 238000007086 side reaction Methods 0.000 abstract description 7
- 230000001502 supplementing effect Effects 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 8
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 7
- 229910017604 nitric acid Inorganic materials 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 5
- 238000000066 reactive distillation Methods 0.000 description 4
- 230000006315 carbonylation Effects 0.000 description 3
- 238000005810 carbonylation reaction Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 150000004702 methyl esters Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
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CN201310430475.XA CN103467299B (zh) | 2013-09-18 | 2013-09-18 | 一种合成气制乙二醇工艺中亚硝酸甲酯的制备方法及装置 |
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CN201310430475.XA CN103467299B (zh) | 2013-09-18 | 2013-09-18 | 一种合成气制乙二醇工艺中亚硝酸甲酯的制备方法及装置 |
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CN103467299A CN103467299A (zh) | 2013-12-25 |
CN103467299B true CN103467299B (zh) | 2018-06-19 |
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CN201310430475.XA Active CN103467299B (zh) | 2013-09-18 | 2013-09-18 | 一种合成气制乙二醇工艺中亚硝酸甲酯的制备方法及装置 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103936591B (zh) * | 2014-04-14 | 2015-09-16 | 中国五环工程有限公司 | 亚硝酸甲酯的再生方法 |
CN109456197B (zh) * | 2018-10-26 | 2021-09-03 | 新疆天智辰业化工有限公司 | 一种电石炉尾气制乙二醇中低浓度硝酸溶液回收利用的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1107462A (zh) * | 1993-03-08 | 1995-08-30 | 拜尔公司 | 制备c1—c4烷基亚硝酸酯的方法 |
CN1108238A (zh) * | 1993-03-08 | 1995-09-13 | 拜尔公司 | 制备c1-c4烷基亚硝酸酯的方法 |
CN101830807A (zh) * | 2010-04-17 | 2010-09-15 | 季晓龙 | 亚硝酸烷基酯的合成装置及工艺 |
CN102807492A (zh) * | 2012-08-30 | 2012-12-05 | 安徽淮化股份有限公司 | 一种生产亚硝酸甲酯的工艺装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4353843A (en) * | 1981-01-23 | 1982-10-12 | Union Carbide Corporation | Preparation of nitrite esters |
CN100537515C (zh) * | 2006-06-27 | 2009-09-09 | 上海焦化有限公司 | 一种制备c1~c4烷基亚硝酸酯的方法 |
CN102924282B (zh) * | 2012-11-30 | 2014-03-12 | 西南化工研究设计院有限公司 | 一种生产亚硝酸烷基酯的工艺 |
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2013
- 2013-09-18 CN CN201310430475.XA patent/CN103467299B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1107462A (zh) * | 1993-03-08 | 1995-08-30 | 拜尔公司 | 制备c1—c4烷基亚硝酸酯的方法 |
CN1108238A (zh) * | 1993-03-08 | 1995-09-13 | 拜尔公司 | 制备c1-c4烷基亚硝酸酯的方法 |
CN101830807A (zh) * | 2010-04-17 | 2010-09-15 | 季晓龙 | 亚硝酸烷基酯的合成装置及工艺 |
CN102807492A (zh) * | 2012-08-30 | 2012-12-05 | 安徽淮化股份有限公司 | 一种生产亚硝酸甲酯的工艺装置 |
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