CN101503425A - 一种草甘膦母液中三乙胺的回收方法 - Google Patents
一种草甘膦母液中三乙胺的回收方法 Download PDFInfo
- Publication number
- CN101503425A CN101503425A CNA2009100196302A CN200910019630A CN101503425A CN 101503425 A CN101503425 A CN 101503425A CN A2009100196302 A CNA2009100196302 A CN A2009100196302A CN 200910019630 A CN200910019630 A CN 200910019630A CN 101503425 A CN101503425 A CN 101503425A
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- Prior art keywords
- triethylamine
- glyphosate
- glyphosate mother
- mother solution
- mother liquid
- 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.)
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- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 title claims abstract description 265
- 239000005562 Glyphosate Substances 0.000 title claims abstract description 83
- XDDAORKBJWWYJS-UHFFFAOYSA-N glyphosate Chemical compound OC(=O)CNCP(O)(O)=O XDDAORKBJWWYJS-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 229940097068 glyphosate Drugs 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 55
- 239000012452 mother liquor Substances 0.000 title claims description 5
- 230000008569 process Effects 0.000 title abstract description 23
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 60
- 239000007788 liquid Substances 0.000 claims abstract description 43
- 239000002253 acid Substances 0.000 claims abstract description 37
- 238000011084 recovery Methods 0.000 claims abstract description 28
- 235000011121 sodium hydroxide Nutrition 0.000 claims abstract description 20
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000003756 stirring Methods 0.000 claims abstract description 8
- 239000010413 mother solution Substances 0.000 claims description 62
- 239000006096 absorbing agent Substances 0.000 claims description 33
- 239000012528 membrane Substances 0.000 claims description 30
- 125000000217 alkyl group Chemical group 0.000 claims description 11
- 230000032050 esterification Effects 0.000 claims description 11
- 238000005886 esterification reaction Methods 0.000 claims description 11
- 230000018044 dehydration Effects 0.000 claims description 10
- 238000006297 dehydration reaction Methods 0.000 claims description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 8
- -1 polypropylene Polymers 0.000 claims description 8
- 239000012141 concentrate Substances 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 claims description 5
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 239000012982 microporous membrane Substances 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 2
- 230000009467 reduction Effects 0.000 claims description 2
- 229920000620 organic polymer Polymers 0.000 claims 1
- 239000002861 polymer material Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000003786 synthesis reaction Methods 0.000 abstract description 2
- 239000002250 absorbent Substances 0.000 abstract 3
- 230000002745 absorbent Effects 0.000 abstract 3
- 239000013078 crystal Substances 0.000 abstract 2
- 125000005907 alkyl ester group Chemical group 0.000 abstract 1
- 239000012024 dehydrating agents Substances 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 230000001351 cycling effect Effects 0.000 description 11
- 238000002360 preparation method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- JEUXZUSUYIHGNL-UHFFFAOYSA-N n,n-diethylethanamine;hydrate Chemical compound O.CCN(CC)CC JEUXZUSUYIHGNL-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002363 herbicidal effect Effects 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- NBZBKCUXIYYUSX-UHFFFAOYSA-N iminodiacetic acid Chemical compound OC(=O)CNCC(O)=O NBZBKCUXIYYUSX-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
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- Agricultural Chemicals And Associated Chemicals (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200910019630 CN101503425B (zh) | 2009-03-06 | 2009-03-06 | 一种草甘膦母液中三乙胺的回收方法 |
Applications Claiming Priority (1)
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CN 200910019630 CN101503425B (zh) | 2009-03-06 | 2009-03-06 | 一种草甘膦母液中三乙胺的回收方法 |
Publications (2)
Publication Number | Publication Date |
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CN101503425A true CN101503425A (zh) | 2009-08-12 |
CN101503425B CN101503425B (zh) | 2011-06-08 |
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CN 200910019630 Active CN101503425B (zh) | 2009-03-06 | 2009-03-06 | 一种草甘膦母液中三乙胺的回收方法 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103585785A (zh) * | 2013-11-22 | 2014-02-19 | 湖北泰盛化工有限公司 | 一种草甘膦生产过程中三乙胺的干燥设备及干燥方法 |
CN104045567A (zh) * | 2014-04-25 | 2014-09-17 | 上海新华联制药有限公司 | 一种从水溶液中回收三乙胺的方法 |
CN112341342A (zh) * | 2020-11-18 | 2021-02-09 | 天津大学 | 一种草甘膦母液中三乙胺的回收方法 |
CN115784900A (zh) * | 2022-11-09 | 2023-03-14 | 湖北泰盛化工有限公司 | 草甘膦生产过程三乙胺纯化方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101195639B (zh) * | 2007-08-02 | 2011-11-16 | 莫一平 | 草甘膦母液处理方法 |
CN101307002B (zh) * | 2008-06-24 | 2011-04-13 | 山东潍坊润丰化工有限公司 | 草甘膦母液中三乙胺的回收方法 |
-
2009
- 2009-03-06 CN CN 200910019630 patent/CN101503425B/zh active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103585785A (zh) * | 2013-11-22 | 2014-02-19 | 湖北泰盛化工有限公司 | 一种草甘膦生产过程中三乙胺的干燥设备及干燥方法 |
CN104045567A (zh) * | 2014-04-25 | 2014-09-17 | 上海新华联制药有限公司 | 一种从水溶液中回收三乙胺的方法 |
CN104045567B (zh) * | 2014-04-25 | 2017-01-11 | 上海新华联制药有限公司 | 一种从水溶液中回收三乙胺的方法 |
CN112341342A (zh) * | 2020-11-18 | 2021-02-09 | 天津大学 | 一种草甘膦母液中三乙胺的回收方法 |
CN115784900A (zh) * | 2022-11-09 | 2023-03-14 | 湖北泰盛化工有限公司 | 草甘膦生产过程三乙胺纯化方法 |
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Publication number | Publication date |
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CN101503425B (zh) | 2011-06-08 |
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Address after: Haiyuan Binhai Economic Development Zone, Shandong province Weifang city 262737 Street No. 600 Patentee after: Shandong Weifang Rainbow Chemical Co., Ltd. Address before: 250101 Shandong city of Ji'nan province high tech Zone (Lixia District Shunhua Road No. 750) hi tech innovation service center room A-303 Patentee before: Shandong Weifang Rainbow Chemical Co., Ltd. Address after: Haiyuan Binhai Economic Development Zone, Shandong province Weifang city 262737 Street No. 600 Patentee after: Shandong Weifang Rainbow Chemical Co., Ltd. Address before: 250101 Shandong city of Ji'nan province high tech Zone (Lixia District Shunhua Road No. 750) hi tech innovation service center room A-303 Patentee before: Shandong Weifang Rainbow Chemical Co., Ltd. |
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Address after: No. 03001, chlor alkali Road, Weifang Coastal Economic Development Zone, Shandong, Shandong Patentee after: Shandong Weifang Rainbow Chemical Co.,Ltd. Address before: Haiyuan Binhai Economic Development Zone, Shandong province Weifang city 262737 Street No. 600 Patentee before: Shandong Weifang Rainbow Chemical Co.,Ltd. |