CH508552A - Verfahren zur Herstellung von körnigem Natriumtripolyphosphat-Hydrat - Google Patents
Verfahren zur Herstellung von körnigem Natriumtripolyphosphat-HydratInfo
- Publication number
- CH508552A CH508552A CH1124568A CH1124568A CH508552A CH 508552 A CH508552 A CH 508552A CH 1124568 A CH1124568 A CH 1124568A CH 1124568 A CH1124568 A CH 1124568A CH 508552 A CH508552 A CH 508552A
- Authority
- CH
- Switzerland
- Prior art keywords
- product
- water
- particles
- hydrated
- bulk density
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 18
- 235000019832 sodium triphosphate Nutrition 0.000 title claims description 18
- 239000002245 particle Substances 0.000 claims description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 38
- 229910001868 water Inorganic materials 0.000 claims description 38
- 239000000463 material Substances 0.000 claims description 25
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 239000007858 starting material Substances 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 10
- 150000004687 hexahydrates Chemical class 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 8
- UNXRWKVEANCORM-UHFFFAOYSA-I triphosphate(5-) Chemical compound [O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O UNXRWKVEANCORM-UHFFFAOYSA-I 0.000 claims description 5
- 230000001419 dependent effect Effects 0.000 claims 1
- 239000000047 product Substances 0.000 description 28
- 238000006703 hydration reaction Methods 0.000 description 18
- 230000036571 hydration Effects 0.000 description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000009472 formulation Methods 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 235000021317 phosphate Nutrition 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 238000005029 sieve analysis Methods 0.000 description 2
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 2
- 229910001948 sodium oxide Inorganic materials 0.000 description 2
- 235000019830 sodium polyphosphate Nutrition 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- 241000188250 Idas Species 0.000 description 1
- 101150057104 MCIDAS gene Proteins 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 229910001392 phosphorus oxide Inorganic materials 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- VSAISIQCTGDGPU-UHFFFAOYSA-N tetraphosphorus hexaoxide Chemical compound O1P(O2)OP3OP1OP2O3 VSAISIQCTGDGPU-UHFFFAOYSA-N 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material 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
- C01B25/26—Phosphates
- C01B25/38—Condensed phosphates
- C01B25/40—Polyphosphates
- C01B25/41—Polyphosphates of alkali metals
- C01B25/418—After-treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Detergent Compositions (AREA)
- Fodder In General (AREA)
- Glanulating (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US65670767A | 1967-07-28 | 1967-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH508552A true CH508552A (de) | 1971-06-15 |
Family
ID=24634223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1124568A CH508552A (de) | 1967-07-28 | 1968-07-26 | Verfahren zur Herstellung von körnigem Natriumtripolyphosphat-Hydrat |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3469938A (forum.php) |
| BE (1) | BE718368A (forum.php) |
| CH (1) | CH508552A (forum.php) |
| ES (1) | ES356560A1 (forum.php) |
| FR (1) | FR1581115A (forum.php) |
| GB (1) | GB1193043A (forum.php) |
| NL (1) | NL156996B (forum.php) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3954939A (en) * | 1974-05-21 | 1976-05-04 | Stauffer Chemical Company | Method for preparing monocalcium phosphate compositions with reduced caking tendencies |
| US4255274A (en) * | 1979-01-02 | 1981-03-10 | Fmc Corporation | Preparation of granular sodium tripolyphosphate products |
| US4251498A (en) * | 1979-01-02 | 1981-02-17 | Fmc Corporation | Preparation of granular sodium tripolyphosphate products from screen undersize sodium tripolyphosphate particles |
| US4362641A (en) * | 1980-03-12 | 1982-12-07 | Occidental Chemical Corporation | Composition of an STPP product for dishwasher detergent formulations and method of preparation |
| US4315898A (en) * | 1980-06-30 | 1982-02-16 | Fmc Corportion | Preparation of granular sodium tripolyphosphate hexahydrate with low friability |
| FR2571712B1 (fr) * | 1984-10-15 | 1987-01-09 | Rhone Poulenc Chim Base | Tripolyphosphate de sodium a vitesse d'hydratation elevee, son procede de preparation et son application en detergence |
| DE3509661C2 (de) * | 1985-03-18 | 1987-01-22 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung eines körnigen, Natriumtriphosphat enthaltenden Produktes |
| US4790984A (en) * | 1987-08-10 | 1988-12-13 | Fmc Corporation | Process for preparing a sodium tripolyphosphate hexahydrate powder |
| US5232620A (en) * | 1991-02-28 | 1993-08-03 | Fmc Corporation | Sodium tripolyphosphate composition and method of producing it |
| US5215731A (en) * | 1992-04-08 | 1993-06-01 | Monsanto Company | Process for preparing medium density granular sodium tripolyphosphate |
| CN107311136B (zh) * | 2017-07-27 | 2023-03-31 | 湖北兴发化工集团股份有限公司 | 一种生产颗粒状三聚磷酸钠的方法及装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3046092A (en) * | 1960-03-11 | 1962-07-24 | Monsanto Chemicals | Tripolyphosphate process improvement |
| FR1437965A (fr) * | 1964-06-25 | 1966-05-06 | Knapsack Ag | Procédé de préparation de tripolyphosphate de sodium hexahydraté |
-
1967
- 1967-07-28 US US656707A patent/US3469938A/en not_active Expired - Lifetime
-
1968
- 1968-07-16 GB GB33734/68A patent/GB1193043A/en not_active Expired
- 1968-07-19 BE BE718368D patent/BE718368A/xx not_active IP Right Cessation
- 1968-07-24 FR FR1581115D patent/FR1581115A/fr not_active Expired
- 1968-07-26 NL NL6810703.A patent/NL156996B/xx not_active Application Discontinuation
- 1968-07-26 CH CH1124568A patent/CH508552A/de not_active IP Right Cessation
- 1968-07-27 ES ES356560A patent/ES356560A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE718368A (forum.php) | 1969-01-20 |
| FR1581115A (forum.php) | 1969-09-12 |
| NL156996B (nl) | 1978-06-15 |
| DE1792158A1 (de) | 1972-04-20 |
| GB1193043A (en) | 1970-05-28 |
| US3469938A (en) | 1969-09-30 |
| DE1792158B2 (de) | 1973-02-15 |
| ES356560A1 (es) | 1970-02-01 |
| NL6810703A (forum.php) | 1969-01-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |