DE3204238C2 - - Google Patents
Info
- Publication number
- DE3204238C2 DE3204238C2 DE3204238A DE3204238A DE3204238C2 DE 3204238 C2 DE3204238 C2 DE 3204238C2 DE 3204238 A DE3204238 A DE 3204238A DE 3204238 A DE3204238 A DE 3204238A DE 3204238 C2 DE3204238 C2 DE 3204238C2
- Authority
- DE
- Germany
- Prior art keywords
- potassium
- magnesium
- magnesium phosphate
- hexahydrate
- mother liquor
- 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
- 239000012452 mother liquor Substances 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims description 26
- 229910052939 potassium sulfate Inorganic materials 0.000 claims description 26
- 235000011151 potassium sulphates Nutrition 0.000 claims description 22
- 150000002681 magnesium compounds Chemical class 0.000 claims description 20
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 claims description 20
- YQRTZUSEPDULET-UHFFFAOYSA-K magnesium;potassium;phosphate Chemical compound [Mg+2].[K+].[O-]P([O-])([O-])=O YQRTZUSEPDULET-UHFFFAOYSA-K 0.000 claims description 19
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 18
- POASWNXGEVBTTP-UHFFFAOYSA-K magnesium;potassium;phosphate;hexahydrate Chemical compound O.O.O.O.O.O.[Mg+2].[K+].[O-]P([O-])([O-])=O POASWNXGEVBTTP-UHFFFAOYSA-K 0.000 claims description 17
- 239000011541 reaction mixture Substances 0.000 claims description 17
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 13
- 239000013078 crystal Substances 0.000 claims description 11
- 239000007791 liquid phase Substances 0.000 claims description 11
- 239000000725 suspension Substances 0.000 claims description 11
- 239000013505 freshwater Substances 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 10
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 9
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 8
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 8
- 239000012071 phase Substances 0.000 claims description 8
- 239000012266 salt solution Substances 0.000 claims description 8
- 239000011777 magnesium Substances 0.000 claims description 7
- 229910019142 PO4 Inorganic materials 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 6
- 239000010452 phosphate Substances 0.000 claims description 6
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- HVGLXQMYDRKVET-UHFFFAOYSA-N O.O.O.O.O.O.[Mg].[K] Chemical compound O.O.O.O.O.O.[Mg].[K] HVGLXQMYDRKVET-UHFFFAOYSA-N 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- XCDKAZXZKFBGLC-UHFFFAOYSA-K magnesium;potassium;phosphate;hydrate Chemical compound O.[Mg+2].[K+].[O-]P([O-])([O-])=O XCDKAZXZKFBGLC-UHFFFAOYSA-K 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 2
- 239000006185 dispersion Substances 0.000 claims description 2
- 239000002002 slurry Substances 0.000 claims description 2
- 239000003929 acidic solution Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 27
- 239000000047 product Substances 0.000 description 25
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 23
- 238000002425 crystallisation Methods 0.000 description 19
- 230000008025 crystallization Effects 0.000 description 19
- 239000000395 magnesium oxide Substances 0.000 description 16
- 239000001103 potassium chloride Substances 0.000 description 14
- 235000011164 potassium chloride Nutrition 0.000 description 14
- 150000004687 hexahydrates Chemical class 0.000 description 11
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L magnesium chloride Substances [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 229910001629 magnesium chloride Inorganic materials 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 239000002054 inoculum Substances 0.000 description 5
- 235000021317 phosphate Nutrition 0.000 description 5
- 239000000376 reactant Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 150000001412 amines Chemical class 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 229910052749 magnesium Inorganic materials 0.000 description 4
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 4
- 239000000347 magnesium hydroxide Substances 0.000 description 4
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 4
- 229960005486 vaccine Drugs 0.000 description 4
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 3
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 3
- 229910052740 iodine Inorganic materials 0.000 description 3
- 239000011630 iodine Substances 0.000 description 3
- 239000001095 magnesium carbonate Substances 0.000 description 3
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000009257 reactivity Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- -1 Amine salt Chemical class 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 239000007832 Na2SO4 Substances 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
- 235000014380 magnesium carbonate Nutrition 0.000 description 2
- GVALZJMUIHGIMD-UHFFFAOYSA-H magnesium phosphate Chemical compound [Mg+2].[Mg+2].[Mg+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GVALZJMUIHGIMD-UHFFFAOYSA-H 0.000 description 2
- 239000004137 magnesium phosphate Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000004682 monohydrates Chemical class 0.000 description 2
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 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
- 239000001506 calcium phosphate Substances 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- MHJAJDCZWVHCPF-UHFFFAOYSA-L dimagnesium phosphate Chemical compound [Mg+2].OP([O-])([O-])=O MHJAJDCZWVHCPF-UHFFFAOYSA-L 0.000 description 1
- 229910000395 dimagnesium phosphate Inorganic materials 0.000 description 1
- 235000019791 dimagnesium phosphate Nutrition 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 229910000400 magnesium phosphate tribasic Inorganic materials 0.000 description 1
- 235000010994 magnesium phosphates Nutrition 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 229910000402 monopotassium phosphate Inorganic materials 0.000 description 1
- 235000019796 monopotassium phosphate Nutrition 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011736 potassium bicarbonate Substances 0.000 description 1
- 235000015497 potassium bicarbonate Nutrition 0.000 description 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 description 1
- 150000003112 potassium compounds Chemical class 0.000 description 1
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 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 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
- C01B25/26—Phosphates
- C01B25/45—Phosphates containing plural metal, or metal and ammonium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823204238 DE3204238A1 (de) | 1982-02-08 | 1982-02-08 | Verfahren zur herstellung von kaliummagnesiumphosphat |
| US06/464,731 US4496526A (en) | 1982-02-08 | 1983-02-07 | Process for the production of potassium magnesium phosphate |
| IL67927A IL67927A (en) | 1982-02-08 | 1983-02-16 | Production of potassium magnesium phosphate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823204238 DE3204238A1 (de) | 1982-02-08 | 1982-02-08 | Verfahren zur herstellung von kaliummagnesiumphosphat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3204238A1 DE3204238A1 (de) | 1983-08-18 |
| DE3204238C2 true DE3204238C2 (en, 2012) | 1987-10-01 |
Family
ID=6155063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19823204238 Granted DE3204238A1 (de) | 1982-02-08 | 1982-02-08 | Verfahren zur herstellung von kaliummagnesiumphosphat |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4496526A (en, 2012) |
| DE (1) | DE3204238A1 (en, 2012) |
| IL (1) | IL67927A (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3914796C1 (en, 2012) * | 1989-05-05 | 1990-05-17 | Kali Und Salz Ag, 3500 Kassel, De |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4838345A (en) * | 1986-03-24 | 1989-06-13 | Dolison Dewey H | Combined air conditioning and ventilation assembly |
| US5302363A (en) * | 1993-05-03 | 1994-04-12 | Monsanto Company | Process for preparing anhydrous polyphosphate mixed alkali metal salts |
| WO2000009641A1 (en) | 1998-08-17 | 2000-02-24 | The Procter & Gamble Company | Multifunctional detergent materials |
| US20110127223A1 (en) * | 2009-12-02 | 2011-06-02 | Veolia Water North America Operating Services, Llc | Process for treating pond water |
| DE102014207842C5 (de) * | 2014-04-25 | 2018-05-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Kombinierte Rückgewinnung von Phosphor, Kalium und Stickstoff aus wässrigen Reststoffen |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA901261A (en) * | 1972-05-30 | Jahn-Held Wilhelm | Method for producing hydrates of potassium-magnesium phosphate | |
| BE370058A (en, 2012) * | 1929-05-13 | |||
| DE619397C (de) * | 1933-02-15 | 1935-10-02 | Gewerk Victor Chem Werke | Verfahren zur Herstellung von Mischduengern |
| DE1265726B (de) * | 1964-09-18 | 1968-04-11 | Wintershall Ag | Verfahren zur Herstellung von hydratisiertem Kalium-Magnesiumphosphat |
| IL23702A (en) * | 1965-06-09 | 1968-10-24 | Hamelah M | Granulated potassium chloride and process of producing it |
| DE1924284A1 (de) * | 1969-05-13 | 1970-11-19 | Mueller Dr Frank | Verfahren zur Herstellung von Natrium- und Kaliummagnesiumphosphat |
| BE740307A (en) * | 1969-10-15 | 1970-04-15 | Prepn of k/mg mixed phosphate hydrate | |
| US3615186A (en) * | 1969-12-09 | 1971-10-26 | Wintershall Ag | Process of making hydrates of potassium-magnesium phosphates |
| DE2831672C3 (de) * | 1978-07-19 | 1981-02-12 | Kali Und Salz Ag, 3500 Kassel | Verfahren zur Herstellung von Kaliummagnesiumphosphat |
| US4153441A (en) * | 1978-08-01 | 1979-05-08 | W. R. Grace & Co. | Process for making magnesium potassium ammonium phosphate |
-
1982
- 1982-02-08 DE DE19823204238 patent/DE3204238A1/de active Granted
-
1983
- 1983-02-07 US US06/464,731 patent/US4496526A/en not_active Expired - Fee Related
- 1983-02-16 IL IL67927A patent/IL67927A/xx not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3914796C1 (en, 2012) * | 1989-05-05 | 1990-05-17 | Kali Und Salz Ag, 3500 Kassel, De |
Also Published As
| Publication number | Publication date |
|---|---|
| US4496526A (en) | 1985-01-29 |
| IL67927A (en) | 1986-03-31 |
| DE3204238A1 (de) | 1983-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8320 | Willingness to grant licences declared (paragraph 23) | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: KALI UND SALZ BETEILIGUNGS AKTIENGESELLSCHAFT, 341 |
|
| 8330 | Complete disclaimer |