CN1927702A - Energy-saving process of producing hydrazine hydrate - Google Patents
Energy-saving process of producing hydrazine hydrate Download PDFInfo
- Publication number
- CN1927702A CN1927702A CN 200610121111 CN200610121111A CN1927702A CN 1927702 A CN1927702 A CN 1927702A CN 200610121111 CN200610121111 CN 200610121111 CN 200610121111 A CN200610121111 A CN 200610121111A CN 1927702 A CN1927702 A CN 1927702A
- Authority
- CN
- China
- Prior art keywords
- hydrazine hydrate
- separation
- energy
- rectifying
- sodium carbonate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 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 title claims abstract description 35
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 32
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 33
- 239000013078 crystal Substances 0.000 claims abstract description 26
- 238000001704 evaporation Methods 0.000 claims abstract description 26
- 238000000926 separation method Methods 0.000 claims abstract description 24
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 23
- 230000008020 evaporation Effects 0.000 claims abstract description 20
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 19
- 239000002002 slurry Substances 0.000 claims abstract description 15
- 239000011780 sodium chloride Substances 0.000 claims abstract description 14
- 238000011084 recovery Methods 0.000 claims abstract description 5
- 235000017550 sodium carbonate Nutrition 0.000 claims description 17
- 239000012452 mother liquor Substances 0.000 claims description 14
- 238000005516 engineering process Methods 0.000 claims description 11
- 238000007701 flash-distillation Methods 0.000 claims description 11
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 10
- 239000003814 drug Substances 0.000 claims description 9
- 206010059013 Nocturnal emission Diseases 0.000 claims description 8
- 229940079593 drug Drugs 0.000 claims description 8
- DPDMMXDBJGCCQC-UHFFFAOYSA-N [Na].[Cl] Chemical compound [Na].[Cl] DPDMMXDBJGCCQC-UHFFFAOYSA-N 0.000 claims description 5
- 230000036571 hydration Effects 0.000 claims description 5
- 238000006703 hydration reaction Methods 0.000 claims description 5
- 238000003786 synthesis reaction Methods 0.000 claims description 5
- 239000007799 cork Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract 1
- 238000007670 refining Methods 0.000 abstract 1
- 239000000470 constituent Substances 0.000 description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000009833 condensation Methods 0.000 description 8
- 230000005494 condensation Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 4
- 239000004202 carbamide Substances 0.000 description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- QURIISYYBPIBMK-UHFFFAOYSA-N hypochlorous acid urea Chemical compound NC(=O)N.ClO QURIISYYBPIBMK-UHFFFAOYSA-N 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- 241001253206 Andrias Species 0.000 description 2
- 239000004604 Blowing Agent Substances 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 2
- PFLUPZGCTVGDLV-UHFFFAOYSA-N acetone azine Chemical compound CC(C)=NN=C(C)C PFLUPZGCTVGDLV-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000007844 bleaching agent Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 2
- 238000007738 vacuum evaporation Methods 0.000 description 2
- 239000003905 agrochemical Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200610121111 CN1927702A (en) | 2006-08-16 | 2006-08-16 | Energy-saving process of producing hydrazine hydrate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200610121111 CN1927702A (en) | 2006-08-16 | 2006-08-16 | Energy-saving process of producing hydrazine hydrate |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1927702A true CN1927702A (en) | 2007-03-14 |
Family
ID=37857862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200610121111 Pending CN1927702A (en) | 2006-08-16 | 2006-08-16 | Energy-saving process of producing hydrazine hydrate |
Country Status (1)
Country | Link |
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CN (1) | CN1927702A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103011101A (en) * | 2012-12-14 | 2013-04-03 | 杭州海虹精细化工有限公司 | Method for preparing alkali-free low-salt high-concentration hydrazinium by hydrazine hydrate in urea treatment |
CN103043636A (en) * | 2013-01-06 | 2013-04-17 | 杭州海虹精细化工有限公司 | Method for increasing concentration of hydrazine hydrate |
CN103396335A (en) * | 2013-08-21 | 2013-11-20 | 上海海唇机械设备工程技术有限公司 | Content-adjustable methylhydrazine synthetic-fluid refining apparatus and method |
CN107311129A (en) * | 2017-06-26 | 2017-11-03 | 内蒙古锦洋化学工业有限公司 | Urea method hydrazine hydrate concentrates distillation technique |
CN110325260A (en) * | 2016-11-08 | 2019-10-11 | 曼瑟森三汽油公司 | The method for removing moisture from hydrazine |
CN110775950A (en) * | 2019-11-21 | 2020-02-11 | 江苏索普化工股份有限公司 | Method for recovering and refining saline-alkali from high-salt hydrazine hydrate solution |
-
2006
- 2006-08-16 CN CN 200610121111 patent/CN1927702A/en active Pending
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103011101A (en) * | 2012-12-14 | 2013-04-03 | 杭州海虹精细化工有限公司 | Method for preparing alkali-free low-salt high-concentration hydrazinium by hydrazine hydrate in urea treatment |
CN103043636A (en) * | 2013-01-06 | 2013-04-17 | 杭州海虹精细化工有限公司 | Method for increasing concentration of hydrazine hydrate |
CN103043636B (en) * | 2013-01-06 | 2015-07-08 | 杭州海虹精细化工有限公司 | Method for increasing concentration of hydrazine hydrate |
CN103396335A (en) * | 2013-08-21 | 2013-11-20 | 上海海唇机械设备工程技术有限公司 | Content-adjustable methylhydrazine synthetic-fluid refining apparatus and method |
CN103396335B (en) * | 2013-08-21 | 2014-12-10 | 上海海唇机械设备工程技术有限公司 | Content-adjustable methylhydrazine synthetic-fluid refining apparatus and method |
CN110325260A (en) * | 2016-11-08 | 2019-10-11 | 曼瑟森三汽油公司 | The method for removing moisture from hydrazine |
CN107311129A (en) * | 2017-06-26 | 2017-11-03 | 内蒙古锦洋化学工业有限公司 | Urea method hydrazine hydrate concentrates distillation technique |
CN110775950A (en) * | 2019-11-21 | 2020-02-11 | 江苏索普化工股份有限公司 | Method for recovering and refining saline-alkali from high-salt hydrazine hydrate solution |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: XINJIANG XINREN CHEMICAL INDUSTRY CO., LTD. Free format text: FORMER OWNER: LAI ZHONGSHENG Effective date: 20090807 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20090807 Address after: Xinjiang Urumqi Midong Chemical Industrial Park by the seven road six road and the intersection of 831400 post encoding: Wei Applicant after: Xinjiang new Ren Chemical Co., Ltd. Address before: No. 6, building 8, guild Road, Yibin District, Nan'an District, Sichuan, China: 644000 Applicant before: Lai Zhongsheng |
|
DD01 | Delivery of document by public notice |
Addressee: Lai Zhongsheng Document name: the First Notification of an Office Action |
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C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20070314 |