CN101857212B - 用湿法磷酸生产食品级磷酸一铵的方法 - Google Patents
用湿法磷酸生产食品级磷酸一铵的方法 Download PDFInfo
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- CN101857212B CN101857212B CN201010191959XA CN201010191959A CN101857212B CN 101857212 B CN101857212 B CN 101857212B CN 201010191959X A CN201010191959X A CN 201010191959XA CN 201010191959 A CN201010191959 A CN 201010191959A CN 101857212 B CN101857212 B CN 101857212B
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- CN
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- Prior art keywords
- phosphoric acid
- wet
- monoammonium phosphate
- food
- grade
- 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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- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims abstract description 146
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 70
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 title claims abstract description 29
- 239000006012 monoammonium phosphate Substances 0.000 title claims abstract description 29
- 235000019837 monoammonium phosphate Nutrition 0.000 title claims abstract description 28
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 46
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 23
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 20
- 239000012535 impurity Substances 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 16
- 238000005554 pickling Methods 0.000 claims abstract description 15
- 238000002425 crystallisation Methods 0.000 claims abstract description 13
- 230000008025 crystallization Effects 0.000 claims abstract description 7
- 239000003337 fertilizer Substances 0.000 claims abstract description 7
- 239000012452 mother liquor Substances 0.000 claims abstract description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 29
- 238000006243 chemical reaction Methods 0.000 claims description 22
- 229910052785 arsenic Inorganic materials 0.000 claims description 8
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims description 8
- 239000012065 filter cake Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 7
- 239000010413 mother solution Substances 0.000 claims description 7
- 229910052698 phosphorus Inorganic materials 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- 239000000243 solution Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 5
- 239000012141 concentrate Substances 0.000 claims description 5
- 239000006096 absorbing agent Substances 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 230000008021 deposition Effects 0.000 claims description 4
- 235000021050 feed intake Nutrition 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000002910 solid waste Substances 0.000 claims description 4
- 210000003298 dental enamel Anatomy 0.000 claims description 3
- 238000012216 screening Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 2
- 239000005864 Sulphur Substances 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 239000011575 calcium Substances 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 230000004087 circulation Effects 0.000 claims description 2
- 239000011737 fluorine Substances 0.000 claims description 2
- 229910052731 fluorine Inorganic materials 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- -1 polytetrafluoroethylene Polymers 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 239000002244 precipitate Substances 0.000 claims description 2
- 238000002203 pretreatment Methods 0.000 claims description 2
- 239000000047 product Substances 0.000 abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract 2
- 239000006227 byproduct Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 235000010855 food raising agent Nutrition 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
Description
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Priority Applications (1)
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CN201010191959XA CN101857212B (zh) | 2010-06-04 | 2010-06-04 | 用湿法磷酸生产食品级磷酸一铵的方法 |
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CN201010191959XA CN101857212B (zh) | 2010-06-04 | 2010-06-04 | 用湿法磷酸生产食品级磷酸一铵的方法 |
Publications (2)
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CN101857212A CN101857212A (zh) | 2010-10-13 |
CN101857212B true CN101857212B (zh) | 2012-05-09 |
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CN201010191959XA Active CN101857212B (zh) | 2010-06-04 | 2010-06-04 | 用湿法磷酸生产食品级磷酸一铵的方法 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102863267B (zh) * | 2012-09-08 | 2014-03-26 | 湖北三宁化工股份有限公司 | 用湿法磷酸生产磷酸一铵联产n-p二元复合肥的方法 |
CN103011106B (zh) * | 2012-12-27 | 2014-05-28 | 广西明利化工有限公司 | 一种食品级磷酸的生产装置 |
CN103011110B (zh) * | 2012-12-27 | 2014-05-28 | 广西明利化工有限公司 | 一种喷射式脱砷反应器 |
CN108658054A (zh) * | 2018-08-07 | 2018-10-16 | 马鞍山科邦生态肥有限公司 | 一种结晶法制工业磷酸一铵联产土豆专用肥的方法 |
CN110937585B (zh) * | 2019-12-16 | 2023-03-10 | 瓮福达州化工有限责任公司 | 一种工业级磷酸一铵的生产方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101177251A (zh) * | 2007-10-26 | 2008-05-14 | 中化重庆涪陵化工有限公司 | 用湿法磷酸制备工业级磷酸、食品级磷酸和工业磷酸一铵的方法 |
CN101654235A (zh) * | 2009-09-19 | 2010-02-24 | 宜昌瑞特精细化工有限公司 | 一种用农用磷酸一铵为原料生产食品级磷酸一铵的方法 |
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2010
- 2010-06-04 CN CN201010191959XA patent/CN101857212B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101177251A (zh) * | 2007-10-26 | 2008-05-14 | 中化重庆涪陵化工有限公司 | 用湿法磷酸制备工业级磷酸、食品级磷酸和工业磷酸一铵的方法 |
CN101654235A (zh) * | 2009-09-19 | 2010-02-24 | 宜昌瑞特精细化工有限公司 | 一种用农用磷酸一铵为原料生产食品级磷酸一铵的方法 |
Non-Patent Citations (2)
Title |
---|
党亚固等.湿法磷酸生产精细磷酸一铵结晶改善剂研究.《无机盐工业》.2010,第42卷(第4期),第49-51页. * |
王国平等.用湿法磷酸制纯磷酸一铵.《四川大学学报(工程科学版)》.2000,第32卷(第3期),第77-80页. * |
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CN101857212A (zh) | 2010-10-13 |
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