DE2515141B2 - Verfahren zur Herstellung von granuliertem Natriumtripolyphosphat mit mittlerer Schüttdichte - Google Patents
Verfahren zur Herstellung von granuliertem Natriumtripolyphosphat mit mittlerer SchüttdichteInfo
- Publication number
- DE2515141B2 DE2515141B2 DE2515141A DE2515141A DE2515141B2 DE 2515141 B2 DE2515141 B2 DE 2515141B2 DE 2515141 A DE2515141 A DE 2515141A DE 2515141 A DE2515141 A DE 2515141A DE 2515141 B2 DE2515141 B2 DE 2515141B2
- Authority
- DE
- Germany
- Prior art keywords
- ntpp
- bulk density
- sodium
- weight
- percent
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims description 27
- 235000019832 sodium triphosphate Nutrition 0.000 title claims description 14
- 238000002360 preparation method Methods 0.000 title claims description 4
- UBWXUGDQUBIEIZ-QNTYDACNSA-N nandrolone phenpropionate Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@H]4CCC(=O)C=C4CC3)CC[C@@]21C)C(=O)CCC1=CC=CC=C1 UBWXUGDQUBIEIZ-QNTYDACNSA-N 0.000 claims description 42
- 238000001354 calcination Methods 0.000 claims description 18
- 239000007787 solid Substances 0.000 claims description 13
- 239000002245 particle Substances 0.000 claims description 12
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 11
- 239000011734 sodium Substances 0.000 claims description 10
- 239000008187 granular material Substances 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 4
- 101710194948 Protein phosphatase PhpP Proteins 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- HWGNBUXHKFFFIH-UHFFFAOYSA-I pentasodium;[oxido(phosphonatooxy)phosphoryl] phosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O HWGNBUXHKFFFIH-UHFFFAOYSA-I 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 229910001868 water Inorganic materials 0.000 claims description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 2
- 238000007796 conventional method Methods 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 7
- 239000000243 solution Substances 0.000 claims 6
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 5
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 claims 5
- 229910052708 sodium Inorganic materials 0.000 claims 5
- 229910052783 alkali metal Inorganic materials 0.000 claims 4
- -1 alkali metal orthophosphate Chemical class 0.000 claims 4
- 229910019142 PO4 Inorganic materials 0.000 claims 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 3
- 238000009826 distribution Methods 0.000 claims 3
- 239000010452 phosphate Substances 0.000 claims 3
- 239000003513 alkali Substances 0.000 claims 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims 1
- 229910021208 NaH2PO4+2Na2HPO4 Inorganic materials 0.000 claims 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 238000009621 Solvay process Methods 0.000 claims 1
- 239000007864 aqueous solution Substances 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 150000002736 metal compounds Chemical class 0.000 claims 1
- 239000011574 phosphorus Substances 0.000 claims 1
- 229910052698 phosphorus Inorganic materials 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 239000000047 product Substances 0.000 description 11
- 238000005054 agglomeration Methods 0.000 description 5
- 230000002776 aggregation Effects 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000010998 test method 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
- C01B25/38—Condensed phosphates
- C01B25/40—Polyphosphates
- C01B25/41—Polyphosphates of alkali metals
- C01B25/418—After-treatment
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Glanulating (AREA)
- Fertilizers (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/459,256 US3932590A (en) | 1974-04-08 | 1974-04-08 | Process for preparing medium density granular sodium tripolyphosphate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2515141A1 DE2515141A1 (de) | 1975-10-16 |
| DE2515141B2 true DE2515141B2 (de) | 1979-12-13 |
Family
ID=23824042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2515141A Ceased DE2515141B2 (de) | 1974-04-08 | 1975-04-08 | Verfahren zur Herstellung von granuliertem Natriumtripolyphosphat mit mittlerer Schüttdichte |
Country Status (6)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0060403A1 (de) * | 1981-03-13 | 1982-09-22 | Hoechst Aktiengesellschaft | Verfahren zur Herstellung von abriebfestem Natriumtriphosphat |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4134963A (en) * | 1976-12-06 | 1979-01-16 | Fmc Corporation | Production of low density granular sodium tripolyphosphate |
| 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 |
| DE3035820A1 (de) * | 1980-09-23 | 1982-05-06 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von granulierten alkalidi- oder -triphosphaten |
| DE3167998D1 (en) * | 1981-03-03 | 1985-02-14 | Fmc Corp | Preparation of granular sodium tripolyphosphate products |
| SE442193B (sv) * | 1983-05-25 | 1985-12-09 | Boliden Ab | Forfarande vid framstellning av granulert natriumtripolyfosfat |
| US4790983A (en) * | 1987-04-24 | 1988-12-13 | Occidental Chemical Corporation | High absorbtivity sodium tripolyphosphate |
| US5004589A (en) * | 1989-11-29 | 1991-04-02 | Monsanto Company | Process for preparing sodium tripolyphosphate |
| US5045294A (en) * | 1990-01-08 | 1991-09-03 | Monsanto Company | Process for preparing medium density granular sodium phosphates |
| US5294424A (en) * | 1990-06-20 | 1994-03-15 | Monsanto Company | Process for preparing high absorptivity granular sodium phosphates |
| US5215731A (en) * | 1992-04-08 | 1993-06-01 | Monsanto Company | Process for preparing medium density granular sodium tripolyphosphate |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3160472A (en) * | 1960-05-06 | 1964-12-08 | Monsanto Co | Agglomeration of powdered tripolyphosphates |
| US3133024A (en) * | 1961-03-14 | 1964-05-12 | Monsanto Chemicals | Heat-dried detergent processes |
| US3210154A (en) * | 1962-03-07 | 1965-10-05 | Stauffer Chemical Co | Molecularly dehydrated phosphates |
| US3382036A (en) * | 1963-08-23 | 1968-05-07 | Stauffer Chemical Co | Process for producing low-density sodium polyphosphate |
| FR1437965A (fr) * | 1964-06-25 | 1966-05-06 | Knapsack Ag | Procédé de préparation de tripolyphosphate de sodium hexahydraté |
| DE1244743B (de) * | 1964-06-25 | 1967-07-20 | Knapsack Ag | Verfahren zur Herstellung von Natriumtripolyphosphat-Hexahydrat |
| NL135723C (US20050065096A1-20050324-C00069.png) * | 1965-06-25 | |||
| BE754175A (fr) * | 1969-07-30 | 1970-12-31 | Albright & Wilson | Procede de fabrication de tripolyphosphates |
| DE2008495C3 (de) * | 1970-02-24 | 1974-12-05 | Knapsack Ag, 5033 Huerth-Knapsack | Verfahren zur Herstellung von körnigem Alkalitripolyphosphat |
-
1974
- 1974-04-08 US US05/459,256 patent/US3932590A/en not_active Expired - Lifetime
-
1975
- 1975-03-12 CA CA221,919A patent/CA1046243A/en not_active Expired
- 1975-03-27 JP JP50036153A patent/JPS50133999A/ja active Pending
- 1975-04-02 GB GB13505/75A patent/GB1484223A/en not_active Expired
- 1975-04-08 DE DE2515141A patent/DE2515141B2/de not_active Ceased
- 1975-04-08 ES ES436396A patent/ES436396A1/es not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0060403A1 (de) * | 1981-03-13 | 1982-09-22 | Hoechst Aktiengesellschaft | Verfahren zur Herstellung von abriebfestem Natriumtriphosphat |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1484223A (en) | 1977-09-01 |
| US3932590A (en) | 1976-01-13 |
| CA1046243A (en) | 1979-01-16 |
| JPS50133999A (US20050065096A1-20050324-C00069.png) | 1975-10-23 |
| ES436396A1 (es) | 1977-02-01 |
| DE2515141A1 (de) | 1975-10-16 |
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| DEC0006827MA (US20050065096A1-20050324-C00069.png) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8235 | Patent refused |