DE2053885B2 - Verfahren zur gemeinsamen Entfernung von Sulfationen und kationischen Verunreinigungen aus technischer Naßverfahrensphosphorsäure - Google Patents
Verfahren zur gemeinsamen Entfernung von Sulfationen und kationischen Verunreinigungen aus technischer NaßverfahrensphosphorsäureInfo
- Publication number
- DE2053885B2 DE2053885B2 DE19702053885 DE2053885A DE2053885B2 DE 2053885 B2 DE2053885 B2 DE 2053885B2 DE 19702053885 DE19702053885 DE 19702053885 DE 2053885 A DE2053885 A DE 2053885A DE 2053885 B2 DE2053885 B2 DE 2053885B2
- Authority
- DE
- Germany
- Prior art keywords
- phosphoric acid
- acid
- impurities
- sulfate ions
- technical
- 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.)
- Pending
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims description 110
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims description 54
- 238000000034 method Methods 0.000 title claims description 38
- 239000012535 impurity Substances 0.000 title claims description 19
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 title claims description 9
- 125000002091 cationic group Chemical group 0.000 title claims description 7
- 239000002244 precipitate Substances 0.000 claims description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 11
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims description 6
- 229910001424 calcium ion Inorganic materials 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 claims description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 3
- 235000011007 phosphoric acid Nutrition 0.000 description 51
- 239000002253 acid Substances 0.000 description 23
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 22
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 16
- 239000011575 calcium Substances 0.000 description 15
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 13
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 11
- 238000001556 precipitation Methods 0.000 description 11
- 238000004140 cleaning Methods 0.000 description 10
- 229910021529 ammonia Inorganic materials 0.000 description 7
- 229910052791 calcium Inorganic materials 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 6
- 235000011114 ammonium hydroxide Nutrition 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- -1 ammonium ions Chemical class 0.000 description 5
- 235000011132 calcium sulphate Nutrition 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 150000007513 acids Chemical class 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 150000001447 alkali salts Chemical class 0.000 description 3
- 230000029087 digestion Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 235000021317 phosphate Nutrition 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- 239000004254 Ammonium phosphate Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 2
- 235000019289 ammonium phosphates Nutrition 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000002367 phosphate rock Substances 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- UEZVMMHDMIWARA-UHFFFAOYSA-N Metaphosphoric acid Chemical compound OP(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910000318 alkali metal phosphate Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 1
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229940043430 calcium compound Drugs 0.000 description 1
- 150000001674 calcium compounds Chemical class 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 description 1
- 239000001175 calcium sulphate Substances 0.000 description 1
- YPSVSPBXPRTRQF-UHFFFAOYSA-N calcium;oxygen(2-);hydrate Chemical class O.[O-2].[Ca+2] YPSVSPBXPRTRQF-UHFFFAOYSA-N 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011507 gypsum plaster Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 235000019837 monoammonium phosphate Nutrition 0.000 description 1
- 239000006012 monoammonium phosphate Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical class F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000000209 wet digestion 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
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702053885 DE2053885B2 (de) | 1970-11-03 | 1970-11-03 | Verfahren zur gemeinsamen Entfernung von Sulfationen und kationischen Verunreinigungen aus technischer Naßverfahrensphosphorsäure |
| FR7134157A FR2112977A5 (enExample) | 1970-11-03 | 1971-09-16 | |
| NL7113812A NL7113812A (enExample) | 1970-11-03 | 1971-10-08 | |
| BE774220A BE774220A (fr) | 1970-11-03 | 1971-10-20 | Procede de purification d'acide phosphorique industriel, et produits obtenus |
| SE1359271A SE371423B (enExample) | 1970-11-03 | 1971-10-26 | |
| IT3052571A IT946025B (it) | 1970-11-03 | 1971-10-29 | Procedimento per la purificazione di acidi fosforici industriali |
| GB5103871A GB1344651A (en) | 1970-11-03 | 1971-11-03 | Purification of commercial grade phsophoric acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702053885 DE2053885B2 (de) | 1970-11-03 | 1970-11-03 | Verfahren zur gemeinsamen Entfernung von Sulfationen und kationischen Verunreinigungen aus technischer Naßverfahrensphosphorsäure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2053885A1 DE2053885A1 (de) | 1972-05-04 |
| DE2053885B2 true DE2053885B2 (de) | 1973-01-04 |
Family
ID=5786957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702053885 Pending DE2053885B2 (de) | 1970-11-03 | 1970-11-03 | Verfahren zur gemeinsamen Entfernung von Sulfationen und kationischen Verunreinigungen aus technischer Naßverfahrensphosphorsäure |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE774220A (enExample) |
| DE (1) | DE2053885B2 (enExample) |
| FR (1) | FR2112977A5 (enExample) |
| GB (1) | GB1344651A (enExample) |
| IT (1) | IT946025B (enExample) |
| NL (1) | NL7113812A (enExample) |
| SE (1) | SE371423B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2435789A1 (de) * | 1974-07-25 | 1976-02-12 | Hoechst Ag | Verfahren zur reinigung von phosphorsaeure mit hilfe eines organischen loesungsmittels |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0015589B1 (en) * | 1979-01-25 | 1983-11-30 | Stamicarbon B.V. | Process for recovering a uranium-containing concentrate and purified phosphoric acid from wet-process phosphoric acid, and products thus obtained |
| NL8000832A (nl) * | 1980-02-11 | 1981-09-01 | Stamicarbon | Werkwijze voor het winnen van uranium uit natproces fosforzuur. |
| NL8004221A (nl) * | 1980-07-23 | 1982-02-16 | Stamicarbon | Werkwijze voor het winnen van een uraniumbevattend concentraat en gezuiverd fosforzuur, alsmede uraniumbevattend concentraat en gezuiverd fosforzuur verkregen volgens deze werkwijze. |
| US4500502A (en) * | 1983-06-28 | 1985-02-19 | Mississippi Chemical Corporation | Process for removing impurities from wet process of phosphoric acid |
| DE19703884C2 (de) * | 1997-02-03 | 1999-04-29 | Bk Giulini Chem Gmbh & Co Ohg | Verfahren zur Reinigung von Naßverfahrensphosphorsäure |
-
1970
- 1970-11-03 DE DE19702053885 patent/DE2053885B2/de active Pending
-
1971
- 1971-09-16 FR FR7134157A patent/FR2112977A5/fr not_active Expired
- 1971-10-08 NL NL7113812A patent/NL7113812A/xx unknown
- 1971-10-20 BE BE774220A patent/BE774220A/xx unknown
- 1971-10-26 SE SE1359271A patent/SE371423B/xx unknown
- 1971-10-29 IT IT3052571A patent/IT946025B/it active
- 1971-11-03 GB GB5103871A patent/GB1344651A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2435789A1 (de) * | 1974-07-25 | 1976-02-12 | Hoechst Ag | Verfahren zur reinigung von phosphorsaeure mit hilfe eines organischen loesungsmittels |
Also Published As
| Publication number | Publication date |
|---|---|
| BE774220A (fr) | 1972-02-14 |
| GB1344651A (en) | 1974-01-23 |
| DE2053885A1 (de) | 1972-05-04 |
| SE371423B (enExample) | 1974-11-18 |
| NL7113812A (enExample) | 1972-05-05 |
| FR2112977A5 (enExample) | 1972-06-23 |
| IT946025B (it) | 1973-05-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE1667748C3 (de) | Verfahren zur Herstellung von Natriumsiliciumfluorid aus einer auf nassem Wege gewonnenen Phosphorsäure | |
| DE1265725B (de) | Verfahren zur Herstellung waessriger Phosphorsaeureloesungen von erhoehter Reinheit | |
| DE2050406A1 (de) | Verfahren zur Entfernung der kationischen Verunreinigungen aus technischer Phosphorsäure | |
| DE2053885B2 (de) | Verfahren zur gemeinsamen Entfernung von Sulfationen und kationischen Verunreinigungen aus technischer Naßverfahrensphosphorsäure | |
| EP0255629B1 (de) | Verfahren zur Aufarbeitung von wässrigen Kieselfluorwasserstoffsäurelösungen | |
| EP0002016B1 (de) | Verfahren zur Reinigung von Ammoniumfluoridlösungen | |
| DE2647084C2 (de) | Verfahren zur Reinigung einer verdünnten Schwefelsäurelösung | |
| DE2047261C3 (de) | Verfahren zur Entfernung von Eisen aus Phosphorsäure | |
| DE3438655A1 (de) | Verfahren zur gewinnung gereinigter phosphorsaeure | |
| DE3229890A1 (de) | Verfahren zum aufschluss von phosphathaltigem gestein zwecks gewinnung von phosphorsaeure und/oder phosphatduengemitteln und verwendung des verfahrens zur herstellung eines pulverfoermigen np-duengemittels mit langzeitwirkung | |
| DE2159323A1 (de) | Trinkwasserfluorisierungszubereitungen Verfahren zu ihrer Herstellung und ihrer Verwendung | |
| DE3444975A1 (de) | Verfahren zur entarsenierung von phosphorsauren loesungen | |
| EP0133490B1 (de) | Verfahren zur Verminderung des Fluorgehaltes einer Nassverfahrensphosphorsäure | |
| DE2107970C3 (de) | Verfahren zur Herstellung sulfathaltiger, basischer Aluminiumchloride | |
| DE2032263A1 (en) | Sulphate removal from phosphoric acid - with calcium cpds and organic solvents | |
| DE677208C (de) | Verfahren zur Herstellung von Dicalciumphosphat | |
| DE2549625A1 (de) | Verfahren zur herstellung von abfallgips | |
| DE2157267C3 (de) | Verfahren zur Herstellung von Dicalciumphosphat und Gips aus apatithaltigem Erz | |
| DE2050008A1 (de) | Verfahren zur Reinigung von technischer Phosphorsäure | |
| DE1934406C (de) | Verfahren zur Reinigung von Natrium silico fluorid | |
| DE569732C (de) | Verfahren zur Herstellung eines kieselsaeurereichen Phosphatduengemittels | |
| EP0191325B1 (de) | Verfahren zur Herstellung von Nassverfahrensphosphorsäure | |
| DE1190449B (de) | Verfahren zur Gewinnung eines zur Herstellung von Aluminium geeigneten Kryoliths aus Fluor und Phosphorverbindungen enthaltenden Gasen | |
| AT204006B (de) | Verfahren zur Herstellung von Triammonphosphat | |
| DE1811813B2 (de) | Kontinuierliches verfahren zum reinigen einer rohphosphorsaeureaufschlussloesung |