CN104310427B - 一种氯乙酸法生产甘氨酸过程中母液的回收利用工艺 - Google Patents
一种氯乙酸法生产甘氨酸过程中母液的回收利用工艺 Download PDFInfo
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- CN104310427B CN104310427B CN201410454549.8A CN201410454549A CN104310427B CN 104310427 B CN104310427 B CN 104310427B CN 201410454549 A CN201410454549 A CN 201410454549A CN 104310427 B CN104310427 B CN 104310427B
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- Prior art keywords
- ammonium chloride
- mother solution
- crystallization
- mother
- glycine
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- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 238000000034 method Methods 0.000 title claims abstract description 57
- 239000010413 mother solution Substances 0.000 title claims abstract description 52
- 239000004471 Glycine Substances 0.000 title claims abstract description 27
- 238000004064 recycling Methods 0.000 title claims abstract description 15
- 239000002253 acid Substances 0.000 title claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 title abstract description 13
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims abstract description 125
- 235000019270 ammonium chloride Nutrition 0.000 claims abstract description 61
- 238000002425 crystallisation Methods 0.000 claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 230000008025 crystallization Effects 0.000 claims abstract description 37
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 36
- 239000012452 mother liquor Substances 0.000 claims description 30
- 239000007789 gas Substances 0.000 claims description 27
- 239000007787 solid Substances 0.000 claims description 19
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 9
- 238000001556 precipitation Methods 0.000 claims description 7
- 239000000446 fuel Substances 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 6
- 239000003345 natural gas Substances 0.000 claims description 6
- 230000008569 process Effects 0.000 abstract description 12
- 230000008901 benefit Effects 0.000 abstract description 6
- 230000004044 response Effects 0.000 abstract description 5
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 229960002449 glycine Drugs 0.000 description 25
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 15
- 238000000926 separation method Methods 0.000 description 8
- 238000001704 evaporation Methods 0.000 description 7
- 238000011084 recovery Methods 0.000 description 7
- 230000007613 environmental effect Effects 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 6
- 239000004615 ingredient Substances 0.000 description 6
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 6
- 239000005562 Glyphosate Substances 0.000 description 5
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 5
- 239000000706 filtrate Substances 0.000 description 5
- XDDAORKBJWWYJS-UHFFFAOYSA-N glyphosate Chemical compound OC(=O)CNCP(O)(O)=O XDDAORKBJWWYJS-UHFFFAOYSA-N 0.000 description 5
- 229940097068 glyphosate Drugs 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 125000000217 alkyl group Chemical group 0.000 description 3
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000000909 electrodialysis Methods 0.000 description 3
- 230000032050 esterification Effects 0.000 description 3
- 238000005886 esterification reaction Methods 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- FDRCDNZGSXJAFP-UHFFFAOYSA-M sodium chloroacetate Chemical compound [Na+].[O-]C(=O)CCl FDRCDNZGSXJAFP-UHFFFAOYSA-M 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- FWPVTRYPFNDICZ-UHFFFAOYSA-N 2-aminoethaneperoxoic acid Chemical compound NCC(=O)OO FWPVTRYPFNDICZ-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000010612 desalination reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000013905 glycine and its sodium salt Nutrition 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 229960004011 methenamine Drugs 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 238000007098 aminolysis reaction Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- UDEGSYXELBQAAG-UHFFFAOYSA-N azanium;methanol;chloride Chemical compound [NH4+].[Cl-].OC UDEGSYXELBQAAG-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- FOCAUTSVDIKZOP-UHFFFAOYSA-N chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Abstract
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CN201410454549.8A CN104310427B (zh) | 2014-09-09 | 2014-09-09 | 一种氯乙酸法生产甘氨酸过程中母液的回收利用工艺 |
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CN104310427B true CN104310427B (zh) | 2016-08-24 |
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CN106830010B (zh) * | 2017-03-27 | 2023-05-02 | 湖北兴发化工集团股份有限公司 | 一种甘氨酸生产中甲醇及氯化铵提取设备及提取工艺 |
CN111288466A (zh) * | 2020-04-03 | 2020-06-16 | 河南红东方化工股份有限公司 | 一种高盐废液焚烧处理方法 |
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CN101559957A (zh) * | 2009-06-03 | 2009-10-21 | 张秋贵 | 一种从氨基酸生产废弃物中制备氯化铵的方法 |
CN103303942B (zh) * | 2013-06-08 | 2015-04-29 | 湖北兴发化工集团股份有限公司 | 一种从甘氨酸母液中回收氯化铵的方法及设备 |
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Denomination of invention: Technology for recovering and utilizing mother liquor generated during process of glycine production through chloroacetic acid method Effective date of registration: 20200617 Granted publication date: 20160824 Pledgee: Chengdu Branch of China CITIC Bank Co.,Ltd. Pledgor: Sichuan Leshan Fuhua Tongda Pesticide Technology Co.,Ltd. Registration number: Y2020510000069 |
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Date of cancellation: 20201125 Granted publication date: 20160824 Pledgee: Chengdu Branch of China CITIC Bank Co.,Ltd. Pledgor: Sichuan Leshan Fuhua Tongda Pesticide Technology Co.,Ltd. Registration number: Y2020510000069 |
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Denomination of invention: A recycling process of mother liquor in glycine production by chloroacetic acid method Effective date of registration: 20201203 Granted publication date: 20160824 Pledgee: Chengdu Branch of China CITIC Bank Co.,Ltd. Pledgor: Sichuan Leshan Fuhua Tongda Pesticide Technology Co.,Ltd. Registration number: Y2020510000109 |
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Address after: 614803 Jinsu Town, Wutongqiao District, Leshan City, Sichuan Province Patentee after: Fuhua Tongda Chemical Co.,Ltd. Address before: Wutongqiao Qiao Gou Zhen 614800 Sichuan city of Leshan Province Patentee before: Sichuan Leshan Fuhua Tongda Pesticide Technology Co.,Ltd. |
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