DE2028487A1 - Pure phosphoric acid by electrodialysis - Google Patents
Pure phosphoric acid by electrodialysisInfo
- Publication number
- DE2028487A1 DE2028487A1 DE19702028487 DE2028487A DE2028487A1 DE 2028487 A1 DE2028487 A1 DE 2028487A1 DE 19702028487 DE19702028487 DE 19702028487 DE 2028487 A DE2028487 A DE 2028487A DE 2028487 A1 DE2028487 A1 DE 2028487A1
- Authority
- DE
- Germany
- Prior art keywords
- phosphoric acid
- cao
- phosphate
- calcium
- chamber
- 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 abstract description 64
- 238000000909 electrodialysis Methods 0.000 title claims abstract description 13
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims description 31
- 238000000034 method Methods 0.000 claims abstract description 26
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 10
- YYRMJZQKEFZXMX-UHFFFAOYSA-L calcium bis(dihydrogenphosphate) Chemical compound [Ca+2].OP(O)([O-])=O.OP(O)([O-])=O YYRMJZQKEFZXMX-UHFFFAOYSA-L 0.000 claims abstract description 7
- 229910000150 monocalcium phosphate Inorganic materials 0.000 claims abstract description 7
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 5
- FUFJGUQYACFECW-UHFFFAOYSA-L calcium hydrogenphosphate Chemical compound [Ca+2].OP([O-])([O-])=O FUFJGUQYACFECW-UHFFFAOYSA-L 0.000 claims abstract description 5
- 239000003014 ion exchange membrane Substances 0.000 claims abstract description 3
- 239000000243 solution Substances 0.000 claims description 31
- 239000001506 calcium phosphate Substances 0.000 claims description 25
- 235000011010 calcium phosphates Nutrition 0.000 claims description 14
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical class [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims description 14
- 230000029087 digestion Effects 0.000 claims description 10
- 229910019142 PO4 Inorganic materials 0.000 claims description 9
- 235000021317 phosphate Nutrition 0.000 claims description 9
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 235000019691 monocalcium phosphate Nutrition 0.000 claims description 6
- 235000019739 Dicalciumphosphate Nutrition 0.000 claims description 5
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 5
- 229910000390 dicalcium phosphate Inorganic materials 0.000 claims description 5
- 229940038472 dicalcium phosphate Drugs 0.000 claims description 5
- 239000011435 rock Substances 0.000 claims description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 4
- 239000007900 aqueous suspension Substances 0.000 claims description 3
- 239000002367 phosphate rock Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000010452 phosphate Substances 0.000 claims description 2
- 235000011007 phosphoric acid Nutrition 0.000 abstract description 28
- 239000002253 acid Substances 0.000 abstract description 14
- 235000019700 dicalcium phosphate Nutrition 0.000 abstract description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 4
- 239000011707 mineral Substances 0.000 abstract description 4
- 239000006227 byproduct Substances 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 235000010216 calcium carbonate Nutrition 0.000 abstract 1
- 235000010755 mineral Nutrition 0.000 abstract 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 8
- 239000011575 calcium Substances 0.000 description 7
- 159000000007 calcium salts Chemical class 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 4
- NEFBYIFKOOEVPA-UHFFFAOYSA-K dicalcium phosphate Chemical compound [Ca+2].[Ca+2].[O-]P([O-])([O-])=O NEFBYIFKOOEVPA-UHFFFAOYSA-K 0.000 description 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 3
- 238000000184 acid digestion Methods 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 239000001110 calcium chloride Substances 0.000 description 3
- 229910001628 calcium chloride Inorganic materials 0.000 description 3
- -1 hydrogen ions Chemical class 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 229910001424 calcium ion Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000005341 cation exchange Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 229920000388 Polyphosphate Polymers 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 235000006085 Vigna mungo var mungo Nutrition 0.000 description 1
- 240000005616 Vigna mungo var. mungo Species 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000005349 anion exchange Methods 0.000 description 1
- 239000003011 anion exchange membrane Substances 0.000 description 1
- 229910052586 apatite Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000000622 liquid--liquid extraction Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 1
- 239000001205 polyphosphate Substances 0.000 description 1
- 235000011176 polyphosphates Nutrition 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
- 238000000638 solvent extraction Methods 0.000 description 1
- 239000000126 substance Substances 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
- C01B25/185—Preparation neither from elemental phosphorus or phosphoric anhydride nor by reacting phosphate-containing material with an acid, e.g. by reacting phosphate-containing material with an ion-exchange resin or an acid salt used alone
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD14080469 | 1969-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2028487A1 true DE2028487A1 (en) | 1971-02-18 |
Family
ID=5481386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702028487 Pending DE2028487A1 (en) | 1969-06-19 | 1970-06-10 | Pure phosphoric acid by electrodialysis |
Country Status (2)
| Country | Link |
|---|---|
| CS (1) | CS153085B2 (enrdf_load_stackoverflow) |
| DE (1) | DE2028487A1 (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3093269A1 (de) * | 2015-05-11 | 2016-11-16 | Technische Universitat Bergakademie Freiberg | Elektrodialytische herstellung von phosphorsäure und vorrichtung |
| DE102016212242A1 (de) * | 2016-07-05 | 2018-01-11 | Technische Universität Bergakademie Freiberg | Verfahren zur Herstellung von Phosphorsäure aus phosphorhaltigen Primär- und Sekundärrohstoffen |
-
1970
- 1970-06-10 DE DE19702028487 patent/DE2028487A1/de active Pending
- 1970-06-19 CS CS432470A patent/CS153085B2/cs unknown
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3093269A1 (de) * | 2015-05-11 | 2016-11-16 | Technische Universitat Bergakademie Freiberg | Elektrodialytische herstellung von phosphorsäure und vorrichtung |
| DE102015208690A1 (de) * | 2015-05-11 | 2016-11-17 | Technische Universität Bergakademie Freiberg | Elektrodialytische Herstellung von Phosphorsäure und Vorrichtung |
| DE102016212242A1 (de) * | 2016-07-05 | 2018-01-11 | Technische Universität Bergakademie Freiberg | Verfahren zur Herstellung von Phosphorsäure aus phosphorhaltigen Primär- und Sekundärrohstoffen |
| DE102016212242B4 (de) | 2016-07-05 | 2019-02-07 | Technische Universität Bergakademie Freiberg | Verfahren zur Herstellung von Phosphorsäure aus phosphorhaltigen Primär- und Sekundärrohstoffen |
Also Published As
| Publication number | Publication date |
|---|---|
| CS153085B2 (enrdf_load_stackoverflow) | 1974-02-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2046295A1 (de) | Verfahren zur Abtrennung von Magnesium aus Naßverfahrenphosphorsaure | |
| DE2028487A1 (en) | Pure phosphoric acid by electrodialysis | |
| DE2603652C3 (de) | Kontinuierliches Verfahren zur gleichzeitigen Herstellung von konzentrierter Phosphorsäure oder von Phosphaten und eines granulierten NPK-Düngemittels | |
| DE2433307B2 (de) | Verfahren zur trennung eines phosphorsaeure-organisches loesungsmittel-wasser- gemisches | |
| DE69107094T2 (de) | Trennung/Rückgewinnung von Ammoniumsalzen mittels elektrodialytischer Wasserspaltung. | |
| DE60005555T2 (de) | Herstellung zweier alkalimetallsalze durch ein kombiniertes ionenaustausch- und kristallisationsverfahren | |
| DE859625C (de) | Verfahren zur Herstellung von Mehrstoff-Duengemitteln aus sauren, fluorhaltigen, Calcium und Phosphorsaeure enthaltenden Loesungen | |
| DE2837192B2 (de) | Verfahren zum Reinigen einer wäßrigen Lösung eines Alkalimetallhalogenide für die Elektrolyse | |
| DE1289036B (de) | Verfahren zur Reinigung einer Phosphorsaeure-Aufschlussloesung | |
| DE1543716B2 (de) | Verfahren zur gewinnung von asparaginsaeure oder glutaminsaeure | |
| DE1792010C3 (de) | Verfahren zum Herstellen von Mono- und/oder Diammoniumphosphat | |
| DE1902736C3 (de) | Verfahren zur Herstellung von Magnesiumammoniumphosphat und Ammoniumsulfat | |
| DE564133C (de) | Verfahren zur Verarbeitung von Rohphosphataufschlussloesungen | |
| DE631234C (de) | Verfahren zur Herstellung von Duengemitteln | |
| DE593371C (de) | Verfahren zur Durchfuehrung der Umsetzung zwischen Kaliumphosphaten und aequivalenten Mengen Ammoncarbonat in waessrig-ammoniakalischer Loesung | |
| DE1767797A1 (de) | Verfahren zur Herstellung von Natriumtripolyphosphat | |
| DE549539C (de) | Verfahren zur Herstellung von konzentrierten Duengemitteln | |
| DE2351031C2 (de) | Verfahren zur Herstellung von Phosphorsäure mit hohem Gehalt an Düngemittelnährstoffen | |
| DE2939200C2 (de) | Verfahren zur Herstellung einer sulfatfreien reinen Phosphorsäure | |
| AT287651B (de) | Verfahren zur Herstellung von Phosphorsäure durch Aufschluß von phosphalthaltigem Material mittels Phosphorsäure | |
| DE580521C (de) | Verfahren zur Herstellung von Calciumnitrat und Ammoniumsalzen aus Rohphosphaten | |
| DE1811994C (de) | Verfahren zur Hersteilung von Alkali phosphatlosungen | |
| DE927876C (de) | Verfahren zur Herstellung von Mehrstoffduengemitteln | |
| DE1902737C3 (de) | Verfahren zur Herstellung von Ammoniumdihydrogenphosphat | |
| DE953531C (de) | Verfahren zur Herstellung von Kalksalpeter, reinem Monoammoniumphosphat und stickstoff- und phosphorsaeurehaltigen Duengemitteln aus Rohphosphat |