DE2527970C3 - Verfahren zum Reinigen von Phosphorsäure - Google Patents
Verfahren zum Reinigen von PhosphorsäureInfo
- Publication number
- DE2527970C3 DE2527970C3 DE2527970A DE2527970A DE2527970C3 DE 2527970 C3 DE2527970 C3 DE 2527970C3 DE 2527970 A DE2527970 A DE 2527970A DE 2527970 A DE2527970 A DE 2527970A DE 2527970 C3 DE2527970 C3 DE 2527970C3
- Authority
- DE
- Germany
- Prior art keywords
- phosphoric acid
- stage
- extracted
- amine
- water
- 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.)
- Expired
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims description 157
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims description 80
- 238000000034 method Methods 0.000 title claims description 21
- 239000012535 impurity Substances 0.000 claims description 31
- 239000002904 solvent Substances 0.000 claims description 31
- 238000000605 extraction Methods 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 125000000129 anionic group Chemical group 0.000 claims description 23
- 150000001412 amines Chemical class 0.000 claims description 21
- 239000004435 Oxo alcohol Substances 0.000 claims description 11
- 125000004432 carbon atom Chemical group C* 0.000 claims description 10
- 125000002091 cationic group Chemical group 0.000 claims description 8
- 229930195733 hydrocarbon Natural products 0.000 claims description 7
- 150000002430 hydrocarbons Chemical class 0.000 claims description 7
- JSPLKZUTYZBBKA-UHFFFAOYSA-N trioxidane Chemical compound OOO JSPLKZUTYZBBKA-UHFFFAOYSA-N 0.000 claims description 7
- 239000004215 Carbon black (E152) Substances 0.000 claims description 6
- 239000003085 diluting agent Substances 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 4
- 150000003335 secondary amines Chemical class 0.000 claims description 4
- 150000003512 tertiary amines Chemical class 0.000 claims description 4
- 150000001768 cations Chemical class 0.000 claims description 3
- 150000001450 anions Chemical class 0.000 claims description 2
- 235000011007 phosphoric acid Nutrition 0.000 description 74
- 238000011282 treatment Methods 0.000 description 17
- 239000000243 solution Substances 0.000 description 16
- 239000002253 acid Substances 0.000 description 14
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
- 238000005406 washing Methods 0.000 description 8
- 229910052731 fluorine Inorganic materials 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 6
- 239000011737 fluorine Substances 0.000 description 6
- -1 Alkyl phosphates Chemical class 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 5
- 150000003016 phosphoric acids Chemical class 0.000 description 5
- 229910019142 PO4 Inorganic materials 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 4
- 239000003350 kerosene Substances 0.000 description 4
- 238000000622 liquid--liquid extraction Methods 0.000 description 4
- 235000021317 phosphate Nutrition 0.000 description 4
- 238000000638 solvent extraction Methods 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- JHWIEAWILPSRMU-UHFFFAOYSA-N 2-methyl-3-pyrimidin-4-ylpropanoic acid Chemical compound OC(=O)C(C)CC1=CC=NC=N1 JHWIEAWILPSRMU-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 239000003337 fertilizer Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 229910052979 sodium sulfide Inorganic materials 0.000 description 3
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- 239000004254 Ammonium phosphate Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 2
- 235000019289 ammonium phosphates Nutrition 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 2
- 229940104869 fluorosilicate Drugs 0.000 description 2
- XTAZYLNFDRKIHJ-UHFFFAOYSA-N n,n-dioctyloctan-1-amine Chemical compound CCCCCCCCN(CCCCCCCC)CCCCCCCC XTAZYLNFDRKIHJ-UHFFFAOYSA-N 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 229910052585 phosphate mineral Inorganic materials 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 239000001488 sodium phosphate Substances 0.000 description 2
- 229910000162 sodium phosphate Inorganic materials 0.000 description 2
- 229910021653 sulphate ion Inorganic materials 0.000 description 2
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- BWZOPYPOZJBVLQ-UHFFFAOYSA-K aluminium glycinate Chemical compound O[Al+]O.NCC([O-])=O BWZOPYPOZJBVLQ-UHFFFAOYSA-K 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 229910001430 chromium ion Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000011549 crystallization solution Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
- SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- MJCJUDJQDGGKOX-UHFFFAOYSA-N n-dodecyldodecan-1-amine Chemical compound CCCCCCCCCCCCNCCCCCCCCCCCC MJCJUDJQDGGKOX-UHFFFAOYSA-N 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000012256 powdered iron Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000019832 sodium triphosphate Nutrition 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 229910001456 vanadium ion Inorganic materials 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/46—Preparation involving solvent-solvent extraction
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Extraction Or Liquid Replacement (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Fertilizers (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7422031A FR2276262A1 (fr) | 1974-06-25 | 1974-06-25 | Procede de purification d'acide phosphorique |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2527970A1 DE2527970A1 (de) | 1976-01-08 |
| DE2527970B2 DE2527970B2 (de) | 1977-09-29 |
| DE2527970C3 true DE2527970C3 (de) | 1983-01-13 |
Family
ID=9140481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2527970A Expired DE2527970C3 (de) | 1974-06-25 | 1975-06-24 | Verfahren zum Reinigen von Phosphorsäure |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS51125696A (enExample) |
| AU (1) | AU501219B2 (enExample) |
| BE (1) | BE829841A (enExample) |
| BR (1) | BR7503948A (enExample) |
| DD (1) | DD118048A5 (enExample) |
| DE (1) | DE2527970C3 (enExample) |
| ES (1) | ES438835A1 (enExample) |
| FR (1) | FR2276262A1 (enExample) |
| IL (1) | IL47397A (enExample) |
| IT (1) | IT1032792B (enExample) |
| LU (1) | LU72800A1 (enExample) |
| NL (1) | NL7507522A (enExample) |
| OA (1) | OA05035A (enExample) |
| SU (1) | SU680636A3 (enExample) |
| ZA (1) | ZA754022B (enExample) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA685010A (en) * | 1964-04-21 | O. Archambault Jacques | Purification of phosphoric acid | |
| DE884358C (de) * | 1951-09-20 | 1953-07-27 | Gerardo Collardin | Verfahren zur Reinigung von technischer Phosphorsaeure |
| FR1292338A (fr) * | 1961-03-22 | 1962-05-04 | Ets Kuhlmann | Procédé d'obtention d'acide phosphorique pur par voie humide |
| US3367749A (en) * | 1963-02-20 | 1968-02-06 | Monsanto Co | Purifying phosphoric acid using an amine extractant |
| FR1387492A (fr) * | 1964-02-18 | 1965-01-29 | Monsanto Co | Procédé de purification d'acide phosphorique |
| GB1112033A (en) * | 1964-03-30 | 1968-05-01 | Israel Mining Ind Inst For Res | Phosphoric acid recovery |
| FR1531487A (fr) * | 1967-05-11 | 1968-07-05 | Pechiney Saint Gobain | Procédé continu perfectionné de purification de l'acide phosphorique par les solvants |
-
1974
- 1974-06-25 FR FR7422031A patent/FR2276262A1/fr active Granted
-
1975
- 1975-04-30 IT IT68112/75A patent/IT1032792B/it active
- 1975-06-01 IL IL47397A patent/IL47397A/en unknown
- 1975-06-04 BE BE157007A patent/BE829841A/xx not_active IP Right Cessation
- 1975-06-23 DD DD186833A patent/DD118048A5/xx unknown
- 1975-06-23 OA OA55534A patent/OA05035A/xx unknown
- 1975-06-24 SU SU752147417A patent/SU680636A3/ru active
- 1975-06-24 NL NL7507522A patent/NL7507522A/xx not_active Application Discontinuation
- 1975-06-24 ZA ZA00754022A patent/ZA754022B/xx unknown
- 1975-06-24 AU AU82390/75A patent/AU501219B2/en not_active Expired
- 1975-06-24 LU LU72800A patent/LU72800A1/xx unknown
- 1975-06-24 DE DE2527970A patent/DE2527970C3/de not_active Expired
- 1975-06-24 BR BR5078/75D patent/BR7503948A/pt unknown
- 1975-06-24 ES ES438835A patent/ES438835A1/es not_active Expired
- 1975-06-25 JP JP50077571A patent/JPS51125696A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ES438835A1 (es) | 1977-01-16 |
| IL47397A (en) | 1977-12-30 |
| FR2276262B1 (enExample) | 1980-01-04 |
| JPS51125696A (en) | 1976-11-02 |
| DE2527970B2 (de) | 1977-09-29 |
| LU72800A1 (enExample) | 1975-10-08 |
| IT1032792B (it) | 1979-06-20 |
| SU680636A3 (ru) | 1979-08-15 |
| NL7507522A (nl) | 1975-12-30 |
| AU501219B2 (en) | 1979-06-14 |
| FR2276262A1 (fr) | 1976-01-23 |
| BR7503948A (pt) | 1976-07-06 |
| DE2527970A1 (de) | 1976-01-08 |
| DD118048A5 (enExample) | 1976-02-12 |
| IL47397A0 (en) | 1975-08-31 |
| OA05035A (fr) | 1980-12-31 |
| ZA754022B (en) | 1976-08-25 |
| AU8239075A (en) | 1977-01-06 |
| BE829841A (fr) | 1975-10-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |