CN103979578A - 一种制备硫氰酸钠的新工艺 - Google Patents
一种制备硫氰酸钠的新工艺 Download PDFInfo
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- CN103979578A CN103979578A CN201410221396.2A CN201410221396A CN103979578A CN 103979578 A CN103979578 A CN 103979578A CN 201410221396 A CN201410221396 A CN 201410221396A CN 103979578 A CN103979578 A CN 103979578A
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- tank
- sodium thiocyanate
- methanol
- centrifugal
- kettle
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- VGTPCRGMBIAPIM-UHFFFAOYSA-M sodium thiocyanate Chemical compound [Na+].[S-]C#N VGTPCRGMBIAPIM-UHFFFAOYSA-M 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title abstract description 9
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 141
- 238000000034 method Methods 0.000 claims abstract description 37
- 238000001704 evaporation Methods 0.000 claims abstract description 31
- 238000002425 crystallisation Methods 0.000 claims abstract description 18
- 230000008025 crystallization Effects 0.000 claims abstract description 18
- 239000002699 waste material Substances 0.000 claims abstract description 18
- 239000013078 crystal Substances 0.000 claims abstract description 15
- 150000003839 salts Chemical class 0.000 claims abstract description 12
- 230000008020 evaporation Effects 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 25
- 238000001914 filtration Methods 0.000 claims description 22
- 239000012452 mother liquor Substances 0.000 claims description 21
- 238000006477 desulfuration reaction Methods 0.000 claims description 17
- 230000023556 desulfurization Effects 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 11
- 230000002950 deficient Effects 0.000 claims description 9
- 238000004939 coking Methods 0.000 claims description 8
- 238000004090 dissolution Methods 0.000 claims description 7
- 239000002351 wastewater Substances 0.000 claims description 7
- 238000004458 analytical method Methods 0.000 claims description 6
- 239000006166 lysate Substances 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 238000010992 reflux Methods 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 5
- 239000002002 slurry Substances 0.000 claims description 5
- PODWXQQNRWNDGD-UHFFFAOYSA-L sodium thiosulfate pentahydrate Chemical compound O.O.O.O.O.[Na+].[Na+].[O-]S([S-])(=O)=O PODWXQQNRWNDGD-UHFFFAOYSA-L 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 claims description 4
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 4
- 229960004217 benzyl alcohol Drugs 0.000 claims description 4
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 4
- 235000011152 sodium sulphate Nutrition 0.000 claims description 4
- 239000012141 concentrate Substances 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims description 3
- 238000004062 sedimentation Methods 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 2
- 239000002994 raw material Substances 0.000 abstract description 7
- 238000001035 drying Methods 0.000 abstract description 2
- 239000000706 filtrate Substances 0.000 abstract description 2
- 238000003889 chemical engineering Methods 0.000 abstract 1
- 230000006735 deficit Effects 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 17
- 239000000126 substance Substances 0.000 description 7
- 239000003245 coal Substances 0.000 description 5
- 239000003034 coal gas Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- ZMZDMBWJUHKJPS-UHFFFAOYSA-M Thiocyanate anion Chemical compound [S-]C#N ZMZDMBWJUHKJPS-UHFFFAOYSA-M 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000006365 thiocyanation reaction Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 238000007255 decyanation reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 2
- 238000003808 methanol extraction Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 241000872198 Serjania polyphylla Species 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- ZOJBYZNEUISWFT-UHFFFAOYSA-N allyl isothiocyanate Chemical compound C=CCN=C=S ZOJBYZNEUISWFT-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 150000001868 cobalt Chemical class 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008164 mustard oil Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000010850 salt effect Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- YZHUMGUJCQRKBT-UHFFFAOYSA-M sodium chlorate Chemical compound [Na+].[O-]Cl(=O)=O YZHUMGUJCQRKBT-UHFFFAOYSA-M 0.000 description 1
- JXAZAUKOWVKTLO-UHFFFAOYSA-L sodium pyrosulfate Chemical compound [Na+].[Na+].[O-]S(=O)(=O)OS([O-])(=O)=O JXAZAUKOWVKTLO-UHFFFAOYSA-L 0.000 description 1
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- -1 thiosulfate anion Chemical class 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Landscapes
- Physical Water Treatments (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
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CN201410221396.2A CN103979578B (zh) | 2014-05-21 | 2014-05-21 | 一种制备硫氰酸钠的新工艺 |
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CN103979578A true CN103979578A (zh) | 2014-08-13 |
CN103979578B CN103979578B (zh) | 2016-01-13 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104925830A (zh) * | 2015-07-10 | 2015-09-23 | 安徽工业大学 | 一种从焦化脱硫废液中提取硫氰酸钠的化学处理方法 |
CN107128950A (zh) * | 2017-07-13 | 2017-09-05 | 江苏沂州煤焦化有限公司 | 从湿法iss‑j脱硫产生的废液中提取精盐的装置和方法 |
CN109824019A (zh) * | 2019-03-22 | 2019-05-31 | 扬州康龙环保工程有限公司 | 焦炉气碱法脱硫废液中提取硫氰酸钠、硫代硫酸钠和硫酸钠的方法 |
CN112340912A (zh) * | 2020-09-29 | 2021-02-09 | 陕西陕焦化工有限公司 | 一种氨法脱硫废液中无机盐的回收方法 |
Citations (6)
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CN101597073A (zh) * | 2009-07-10 | 2009-12-09 | 重庆大学 | 一种用焦炉煤气脱硫废液制备硫氰酸钠的方法 |
CN102795643A (zh) * | 2012-08-14 | 2012-11-28 | 安徽工业大学 | 一种从焦化脱硫废液提取硫氰酸铵的方法 |
CN102976279A (zh) * | 2012-12-18 | 2013-03-20 | 天津大学 | 一种从湿法脱硫废硫膏中提取硫磺和无机盐的方法 |
CN103274367A (zh) * | 2013-06-04 | 2013-09-04 | 枣庄德信环保技术有限公司 | 一种从焦炉煤气脱硫含盐废液中提取两种副盐的方法 |
CN103663496A (zh) * | 2013-09-24 | 2014-03-26 | 北京艾思合众环保科技有限公司 | 一种提高焦化脱硫废液中硫氰酸钠纯度的方法 |
CN103723744A (zh) * | 2012-10-15 | 2014-04-16 | 秦飞 | 一种从脱硫废液或脱硫液混盐中提取高纯度硫氰酸钠的方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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SU798040A1 (ru) * | 1977-12-05 | 1981-01-23 | Саратовское Производственное Объеди-Нение "Нитрон" | Способ очистки роданистого натри |
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2014
- 2014-05-21 CN CN201410221396.2A patent/CN103979578B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101597073A (zh) * | 2009-07-10 | 2009-12-09 | 重庆大学 | 一种用焦炉煤气脱硫废液制备硫氰酸钠的方法 |
CN102795643A (zh) * | 2012-08-14 | 2012-11-28 | 安徽工业大学 | 一种从焦化脱硫废液提取硫氰酸铵的方法 |
CN103723744A (zh) * | 2012-10-15 | 2014-04-16 | 秦飞 | 一种从脱硫废液或脱硫液混盐中提取高纯度硫氰酸钠的方法 |
CN102976279A (zh) * | 2012-12-18 | 2013-03-20 | 天津大学 | 一种从湿法脱硫废硫膏中提取硫磺和无机盐的方法 |
CN103274367A (zh) * | 2013-06-04 | 2013-09-04 | 枣庄德信环保技术有限公司 | 一种从焦炉煤气脱硫含盐废液中提取两种副盐的方法 |
CN103663496A (zh) * | 2013-09-24 | 2014-03-26 | 北京艾思合众环保科技有限公司 | 一种提高焦化脱硫废液中硫氰酸钠纯度的方法 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104925830A (zh) * | 2015-07-10 | 2015-09-23 | 安徽工业大学 | 一种从焦化脱硫废液中提取硫氰酸钠的化学处理方法 |
CN104925830B (zh) * | 2015-07-10 | 2016-10-05 | 安徽工业大学 | 一种从焦化脱硫废液中提取硫氰酸钠的化学处理方法 |
CN107128950A (zh) * | 2017-07-13 | 2017-09-05 | 江苏沂州煤焦化有限公司 | 从湿法iss‑j脱硫产生的废液中提取精盐的装置和方法 |
CN109824019A (zh) * | 2019-03-22 | 2019-05-31 | 扬州康龙环保工程有限公司 | 焦炉气碱法脱硫废液中提取硫氰酸钠、硫代硫酸钠和硫酸钠的方法 |
CN112340912A (zh) * | 2020-09-29 | 2021-02-09 | 陕西陕焦化工有限公司 | 一种氨法脱硫废液中无机盐的回收方法 |
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