CN100480227C - 连续化制取甲酸联产多种磷酸盐的方法 - Google Patents
连续化制取甲酸联产多种磷酸盐的方法 Download PDFInfo
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- CN100480227C CN100480227C CNB2007100780732A CN200710078073A CN100480227C CN 100480227 C CN100480227 C CN 100480227C CN B2007100780732 A CNB2007100780732 A CN B2007100780732A CN 200710078073 A CN200710078073 A CN 200710078073A CN 100480227 C CN100480227 C CN 100480227C
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- CN
- China
- Prior art keywords
- formic acid
- acid
- sodium
- dry powder
- distillation
- 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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- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 title claims abstract description 82
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 235000019253 formic acid Nutrition 0.000 title claims abstract description 41
- 235000019982 sodium hexametaphosphate Nutrition 0.000 title claims description 6
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 title claims description 6
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 title claims description 6
- 238000004519 manufacturing process Methods 0.000 title abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 27
- 238000004821 distillation Methods 0.000 claims abstract description 18
- MPNNOLHYOHFJKL-UHFFFAOYSA-N peroxyphosphoric acid Chemical compound OOP(O)(O)=O MPNNOLHYOHFJKL-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 13
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 13
- 239000010452 phosphate Substances 0.000 claims abstract description 13
- 239000000843 powder Substances 0.000 claims abstract description 13
- 239000002131 composite material Substances 0.000 claims abstract description 12
- HLBBKKJFGFRGMU-UHFFFAOYSA-M sodium formate Chemical compound [Na+].[O-]C=O HLBBKKJFGFRGMU-UHFFFAOYSA-M 0.000 claims abstract description 10
- 238000009833 condensation Methods 0.000 claims abstract description 4
- 230000005494 condensation Effects 0.000 claims abstract description 4
- 238000005406 washing Methods 0.000 claims abstract description 4
- 239000004280 Sodium formate Substances 0.000 claims abstract description 3
- 235000019254 sodium formate Nutrition 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 5
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims description 5
- 238000006068 polycondensation reaction Methods 0.000 claims description 4
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 4
- 230000018044 dehydration Effects 0.000 claims description 3
- 238000006297 dehydration reaction Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- 101710194948 Protein phosphatase PhpP Proteins 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 claims description 2
- 229910000397 disodium phosphate Inorganic materials 0.000 claims description 2
- 235000019800 disodium phosphate Nutrition 0.000 claims description 2
- 229940045641 monobasic sodium phosphate Drugs 0.000 claims description 2
- HWGNBUXHKFFFIH-UHFFFAOYSA-I pentasodium;[oxido(phosphonatooxy)phosphoryl] phosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O HWGNBUXHKFFFIH-UHFFFAOYSA-I 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 claims description 2
- 239000001488 sodium phosphate Substances 0.000 claims description 2
- UGTZMIPZNRIWHX-UHFFFAOYSA-K sodium trimetaphosphate Chemical compound [Na+].[Na+].[Na+].[O-]P1(=O)OP([O-])(=O)OP([O-])(=O)O1 UGTZMIPZNRIWHX-UHFFFAOYSA-K 0.000 claims description 2
- UNXRWKVEANCORM-UHFFFAOYSA-I triphosphate(5-) Chemical compound [O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O UNXRWKVEANCORM-UHFFFAOYSA-I 0.000 claims description 2
- 229910000406 trisodium phosphate Inorganic materials 0.000 claims description 2
- 235000019801 trisodium phosphate Nutrition 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract description 2
- 230000020477 pH reduction Effects 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- 229940005740 hexametaphosphate Drugs 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 235000021050 feed intake Nutrition 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 description 1
- 229910000318 alkali metal phosphate Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2007100780732A CN100480227C (zh) | 2007-12-28 | 2007-12-28 | 连续化制取甲酸联产多种磷酸盐的方法 |
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CNB2007100780732A CN100480227C (zh) | 2007-12-28 | 2007-12-28 | 连续化制取甲酸联产多种磷酸盐的方法 |
Publications (2)
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CN101186569A CN101186569A (zh) | 2008-05-28 |
CN100480227C true CN100480227C (zh) | 2009-04-22 |
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CNB2007100780732A Expired - Fee Related CN100480227C (zh) | 2007-12-28 | 2007-12-28 | 连续化制取甲酸联产多种磷酸盐的方法 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101362682B (zh) * | 2008-09-23 | 2011-02-09 | 余华强 | 用过磷酸和甲酸钠生产甲酸联产磷酸钠盐的方法 |
CN101475463B (zh) * | 2009-01-21 | 2011-09-21 | 曹勇 | 甲酸钙和过磷酸反应联产高纯甲酸和磷酸二氢钙的方法 |
CN101597045B (zh) * | 2009-07-03 | 2011-08-31 | 贵州青利集团股份有限公司 | 用复合磷酸盐干粉制备三聚磷酸钠的方法 |
CN104788304B (zh) * | 2015-03-26 | 2017-03-29 | 重庆川东化工(集团)有限公司 | 无机酸酸化甲酸盐制备高纯无水甲酸的方法 |
CN106241767A (zh) * | 2016-08-29 | 2016-12-21 | 武汉东晟捷能科技有限公司 | 一种制备磷酸二氢钾的方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1049013A (en) * | 1964-04-03 | 1966-11-23 | Skanska Attikfabriken Ab | Process and apparatus for the manufacture of formic acid |
-
2007
- 2007-12-28 CN CNB2007100780732A patent/CN100480227C/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1049013A (en) * | 1964-04-03 | 1966-11-23 | Skanska Attikfabriken Ab | Process and apparatus for the manufacture of formic acid |
Non-Patent Citations (2)
Title |
---|
甲酸与三偏磷酸钠生产时常状况及联产新工艺. 韩海波.贵州化工,第26卷第1期. 2001 |
甲酸与三偏磷酸钠生产时常状况及联产新工艺. 韩海波.贵州化工,第26卷第1期. 2001 * |
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