DE2500486B2 - Verfahren zur herstellung von trinatriumphosphat - Google Patents
Verfahren zur herstellung von trinatriumphosphatInfo
- Publication number
- DE2500486B2 DE2500486B2 DE19752500486 DE2500486A DE2500486B2 DE 2500486 B2 DE2500486 B2 DE 2500486B2 DE 19752500486 DE19752500486 DE 19752500486 DE 2500486 A DE2500486 A DE 2500486A DE 2500486 B2 DE2500486 B2 DE 2500486B2
- Authority
- DE
- Germany
- Prior art keywords
- mother liquor
- vessel
- phosphoric acid
- suspension
- temperature
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 20
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 title description 2
- 229910019142 PO4 Inorganic materials 0.000 title 1
- 239000010452 phosphate Substances 0.000 title 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 51
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 36
- 239000011734 sodium Substances 0.000 claims description 28
- 239000012452 mother liquor Substances 0.000 claims description 26
- 238000006386 neutralization reaction Methods 0.000 claims description 22
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000001488 sodium phosphate Substances 0.000 claims description 13
- 239000000725 suspension Substances 0.000 claims description 12
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims description 11
- 229910000406 trisodium phosphate Inorganic materials 0.000 claims description 11
- 235000019801 trisodium phosphate Nutrition 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000001704 evaporation Methods 0.000 claims description 6
- 230000008020 evaporation Effects 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 239000007795 chemical reaction product Substances 0.000 claims description 4
- 230000003472 neutralizing effect Effects 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 14
- 235000011007 phosphoric acid Nutrition 0.000 description 13
- 239000000047 product Substances 0.000 description 10
- 239000013078 crystal Substances 0.000 description 6
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- 238000001354 calcination Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- XPPKVPWEQAFLFU-UHFFFAOYSA-J diphosphate(4-) Chemical compound [O-]P([O-])(=O)OP([O-])([O-])=O XPPKVPWEQAFLFU-UHFFFAOYSA-J 0.000 description 2
- 235000011180 diphosphates Nutrition 0.000 description 2
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 2
- 229910000397 disodium phosphate Inorganic materials 0.000 description 2
- 235000019800 disodium phosphate Nutrition 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 235000019818 tetrasodium diphosphate Nutrition 0.000 description 1
- SOBHUZYZLFQYFK-UHFFFAOYSA-K trisodium;hydroxy-[[phosphonatomethyl(phosphonomethyl)amino]methyl]phosphinate Chemical compound [Na+].[Na+].[Na+].OP(O)(=O)CN(CP(O)([O-])=O)CP([O-])([O-])=O SOBHUZYZLFQYFK-UHFFFAOYSA-K 0.000 description 1
- 238000011144 upstream manufacturing 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
- C01B25/26—Phosphates
- C01B25/30—Alkali metal phosphates
- C01B25/301—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Removal Of Specific Substances (AREA)
- Paper (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752500486 DE2500486B2 (de) | 1975-01-08 | 1975-01-08 | Verfahren zur herstellung von trinatriumphosphat |
| IT29534/75A IT1049733B (it) | 1975-01-08 | 1975-11-21 | Processo e apparecchiatura per la preparazione di fosfato trisodico |
| SE7514288A SE7514288L (sv) | 1975-01-08 | 1975-12-17 | Sett och anordning vid framstellning av trinatriumfosfat. |
| ES443714A ES443714A1 (es) | 1975-01-08 | 1975-12-19 | Procedimiento y dispositivo para la preparacion de fosfato trisodico. |
| CH2076A CH597095A5 (enExample) | 1975-01-08 | 1976-01-05 | |
| FR7600130A FR2297189A1 (fr) | 1975-01-08 | 1976-01-06 | Procede et appareillage pour la separation du phosphate trisodique |
| GB469/76A GB1515211A (en) | 1975-01-08 | 1976-01-07 | Process for the production of trisodium phosphate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752500486 DE2500486B2 (de) | 1975-01-08 | 1975-01-08 | Verfahren zur herstellung von trinatriumphosphat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2500486A1 DE2500486A1 (de) | 1976-07-15 |
| DE2500486B2 true DE2500486B2 (de) | 1977-10-27 |
Family
ID=5936074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752500486 Withdrawn DE2500486B2 (de) | 1975-01-08 | 1975-01-08 | Verfahren zur herstellung von trinatriumphosphat |
Country Status (7)
| Country | Link |
|---|---|
| CH (1) | CH597095A5 (enExample) |
| DE (1) | DE2500486B2 (enExample) |
| ES (1) | ES443714A1 (enExample) |
| FR (1) | FR2297189A1 (enExample) |
| GB (1) | GB1515211A (enExample) |
| IT (1) | IT1049733B (enExample) |
| SE (1) | SE7514288L (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19515480A1 (de) * | 1995-04-27 | 1996-10-31 | Budenheim Rud A Oetker Chemie | Trinatriumphosphat |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997015527A1 (en) * | 1995-10-13 | 1997-05-01 | Monsanto Company | Method for producing crystalline trisodium phosphate hydrates |
| RU2149826C1 (ru) * | 1999-03-11 | 2000-05-27 | Волгоградское открытое акционерное общество "Химпром" | Способ получения тринатрийфосфата |
| CN114804050A (zh) * | 2022-05-29 | 2022-07-29 | 四川金地亚美科技有限公司 | 一种无水焦磷酸三钠的生产工艺 |
-
1975
- 1975-01-08 DE DE19752500486 patent/DE2500486B2/de not_active Withdrawn
- 1975-11-21 IT IT29534/75A patent/IT1049733B/it active
- 1975-12-17 SE SE7514288A patent/SE7514288L/xx unknown
- 1975-12-19 ES ES443714A patent/ES443714A1/es not_active Expired
-
1976
- 1976-01-05 CH CH2076A patent/CH597095A5/xx not_active IP Right Cessation
- 1976-01-06 FR FR7600130A patent/FR2297189A1/fr active Granted
- 1976-01-07 GB GB469/76A patent/GB1515211A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19515480A1 (de) * | 1995-04-27 | 1996-10-31 | Budenheim Rud A Oetker Chemie | Trinatriumphosphat |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2297189B1 (enExample) | 1979-03-09 |
| FR2297189A1 (fr) | 1976-08-06 |
| ES443714A1 (es) | 1977-04-16 |
| IT1049733B (it) | 1981-02-10 |
| GB1515211A (en) | 1978-06-21 |
| SE7514288L (sv) | 1976-07-09 |
| CH597095A5 (enExample) | 1978-03-31 |
| DE2500486A1 (de) | 1976-07-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BHN | Withdrawal |