GB1515211A - Process for the production of trisodium phosphate - Google Patents
Process for the production of trisodium phosphateInfo
- Publication number
- GB1515211A GB1515211A GB469/76A GB46976A GB1515211A GB 1515211 A GB1515211 A GB 1515211A GB 469/76 A GB469/76 A GB 469/76A GB 46976 A GB46976 A GB 46976A GB 1515211 A GB1515211 A GB 1515211A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phosphoric acid
- trisodium phosphate
- mother liquor
- recycled
- caustic soda
- 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
- 239000001488 sodium phosphate Substances 0.000 title abstract 5
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 title abstract 5
- 229910000406 trisodium phosphate Inorganic materials 0.000 title abstract 5
- 235000019801 trisodium phosphate Nutrition 0.000 title abstract 5
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 9
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 5
- 239000012452 mother liquor Substances 0.000 abstract 4
- 235000011121 sodium hydroxide Nutrition 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 238000001704 evaporation Methods 0.000 abstract 2
- 230000008020 evaporation Effects 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 1
- 238000006386 neutralization reaction Methods 0.000 abstract 1
- 230000003472 neutralizing effect Effects 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 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)
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 (1)
| Publication Number | Publication Date |
|---|---|
| GB1515211A true GB1515211A (en) | 1978-06-21 |
Family
ID=5936074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB469/76A Expired GB1515211A (en) | 1975-01-08 | 1976-01-07 | Process for the production of trisodium phosphate |
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) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19515480A1 (de) * | 1995-04-27 | 1996-10-31 | Budenheim Rud A Oetker Chemie | Trinatriumphosphat |
| 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
Also Published As
| Publication number | Publication date |
|---|---|
| FR2297189B1 (enExample) | 1979-03-09 |
| FR2297189A1 (fr) | 1976-08-06 |
| ES443714A1 (es) | 1977-04-16 |
| DE2500486B2 (de) | 1977-10-27 |
| IT1049733B (it) | 1981-02-10 |
| SE7514288L (sv) | 1976-07-09 |
| CH597095A5 (enExample) | 1978-03-31 |
| DE2500486A1 (de) | 1976-07-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1191635A (en) | Improvements in the manufacture of Orthophosphates | |
| GB1311377A (en) | Process for producing alkali metal phosphate solutions | |
| GB1153503A (en) | Production of Sodium Phosphates | |
| US2977191A (en) | Anhydrous colorless phosphates | |
| GB1515211A (en) | Process for the production of trisodium phosphate | |
| GB1038486A (en) | A process for the preparation of alkali metal aluminium acid orthophosphates | |
| ES395329A1 (es) | Un aparato para la produccion de fosfato potasico dihidro- geno. | |
| ES414069A1 (es) | Un procedimiento para purificar acido fosforico obtenido por el proceso humedo. | |
| US2730542A (en) | Process for preparing ethanol-2-aminophosphoric acid | |
| GB886217A (en) | Process for the manufacture of reaction products from phosphoric acid and sodium carbonate | |
| GB1311568A (en) | Method of producing phosphoric acid and phosphates from monocalcium phosphate | |
| US2165948A (en) | Preparation of soluble phosphates | |
| US3446581A (en) | Preparation of ammonium phosphates without undesirable non-sulphide precipitates | |
| GB1155775A (en) | Process for the Manufacture of Sodium Tripolyphosphate with a low content of the high temperature modification | |
| US3378342A (en) | Process for preparing phosphites | |
| GB810208A (en) | Fertilizers | |
| ES2000307A6 (es) | Procedimiento para la obtencion de aluminofosfatos cristalinos | |
| GB1177569A (en) | A Process for Preparing Sodium Tripolyphosphate. | |
| GB692253A (en) | Improvements in or relating to the production of dicalcium phosphate from an acid solution containing fluorine, calcium and phosphoric acid | |
| GB1335456A (en) | Process for producing liquid fertilizers | |
| GB1164330A (en) | Process for manufacturing Pyridoxal-5-Phosphate | |
| GB1104663A (en) | Production of ammonium phosphate | |
| GB1388249A (en) | Process for producing anhydrous disodium phosphate | |
| IE33937B1 (en) | A process for the manufacture of phosphoric acid | |
| GB1410293A (en) | Process and apparatus utilizing waste material consisting substantially of phosphorus acid |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |