DE2156683A1 - Verfahren zur Herstellung von Ammoniumpolyphosphat und eine hierfür geeignete Vorrichtung - Google Patents
Verfahren zur Herstellung von Ammoniumpolyphosphat und eine hierfür geeignete VorrichtungInfo
- Publication number
- DE2156683A1 DE2156683A1 DE19712156683 DE2156683A DE2156683A1 DE 2156683 A1 DE2156683 A1 DE 2156683A1 DE 19712156683 DE19712156683 DE 19712156683 DE 2156683 A DE2156683 A DE 2156683A DE 2156683 A1 DE2156683 A1 DE 2156683A1
- Authority
- DE
- Germany
- Prior art keywords
- ammonia
- column
- stage
- phosphoric acid
- reaction vessel
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 36
- 229920001276 ammonium polyphosphate Polymers 0.000 title claims description 34
- 238000004519 manufacturing process Methods 0.000 title claims description 13
- 235000019826 ammonium polyphosphate Nutrition 0.000 title claims description 12
- 239000004114 Ammonium polyphosphate Substances 0.000 title claims description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 70
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 68
- 238000006243 chemical reaction Methods 0.000 claims description 39
- 229910021529 ammonia Inorganic materials 0.000 claims description 35
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 9
- 239000006260 foam Substances 0.000 claims description 8
- 238000006386 neutralization reaction Methods 0.000 claims description 7
- 229920000388 Polyphosphate Polymers 0.000 claims description 6
- 239000001205 polyphosphate Substances 0.000 claims description 6
- 235000011176 polyphosphates Nutrition 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 4
- 230000005587 bubbling Effects 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000035943 smell Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 239000011800 void material Substances 0.000 claims 1
- 239000002253 acid Substances 0.000 description 20
- 239000000047 product Substances 0.000 description 15
- 238000002474 experimental method Methods 0.000 description 10
- 239000002244 precipitate Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000002198 insoluble material Substances 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 235000021317 phosphate Nutrition 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000007792 gaseous phase Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241000219104 Cucurbitaceae Species 0.000 description 1
- 241001544515 Eretes Species 0.000 description 1
- 235000008694 Humulus lupulus Nutrition 0.000 description 1
- 244000025221 Humulus lupulus Species 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000001175 calcium sulphate Substances 0.000 description 1
- 235000011132 calcium sulphate Nutrition 0.000 description 1
- 235000008504 concentrate Nutrition 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000009408 flooring Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229910052585 phosphate mineral Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 235000020354 squash Nutrition 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B13/00—Fertilisers produced by pyrogenic processes from phosphatic materials
- C05B13/06—Alkali and alkaline earth meta- or polyphosphate fertilisers
-
- 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
- C01B25/28—Ammonium phosphates
-
- 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
- C01B25/405—Polyphosphates of ammonium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Fertilizers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7041416A FR2114177A5 (enExample) | 1970-11-18 | 1970-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2156683A1 true DE2156683A1 (de) | 1972-05-25 |
Family
ID=9064362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712156683 Pending DE2156683A1 (de) | 1970-11-18 | 1971-11-15 | Verfahren zur Herstellung von Ammoniumpolyphosphat und eine hierfür geeignete Vorrichtung |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE773821A (enExample) |
| DE (1) | DE2156683A1 (enExample) |
| FR (1) | FR2114177A5 (enExample) |
| GB (1) | GB1315258A (enExample) |
| IT (1) | IT945798B (enExample) |
| NL (1) | NL7115735A (enExample) |
-
1970
- 1970-11-18 FR FR7041416A patent/FR2114177A5/fr not_active Expired
-
1971
- 1971-10-12 BE BE773821A patent/BE773821A/xx unknown
- 1971-11-15 DE DE19712156683 patent/DE2156683A1/de active Pending
- 1971-11-16 NL NL7115735A patent/NL7115735A/xx unknown
- 1971-11-17 IT IT7075971A patent/IT945798B/it active
- 1971-11-18 GB GB5366771A patent/GB1315258A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1315258A (en) | 1973-05-02 |
| NL7115735A (enExample) | 1972-05-23 |
| FR2114177A5 (enExample) | 1972-06-30 |
| IT945798B (it) | 1973-05-10 |
| BE773821A (fr) | 1972-01-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHA | Expiration of time for request for examination |