IL32072A - Process for the transformation into useful products of sludges obtained by neutralization of crude phosphoric acids - Google Patents
Process for the transformation into useful products of sludges obtained by neutralization of crude phosphoric acidsInfo
- Publication number
- IL32072A IL32072A IL6932072A IL3207269A IL32072A IL 32072 A IL32072 A IL 32072A IL 6932072 A IL6932072 A IL 6932072A IL 3207269 A IL3207269 A IL 3207269A IL 32072 A IL32072 A IL 32072A
- Authority
- IL
- Israel
- Prior art keywords
- alkali metal
- phosphate
- alkali
- phosphoric acid
- neutralization
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 17
- 235000011007 phosphoric acid Nutrition 0.000 title claims description 14
- 238000006386 neutralization reaction Methods 0.000 title claims description 7
- 230000009466 transformation Effects 0.000 title claims description 4
- 150000003016 phosphoric acids Chemical class 0.000 title claims description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 22
- 239000003513 alkali Substances 0.000 claims description 13
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 11
- 229910019142 PO4 Inorganic materials 0.000 claims description 10
- 229910052783 alkali metal Inorganic materials 0.000 claims description 10
- 235000021317 phosphate Nutrition 0.000 claims description 10
- 150000001340 alkali metals Chemical class 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 9
- 239000010452 phosphate Substances 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims description 6
- 229910001463 metal phosphate Inorganic materials 0.000 claims description 6
- 239000012452 mother liquor Substances 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 6
- 239000000706 filtrate Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 4
- 239000000047 product Substances 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 4
- 239000005909 Kieselgur Substances 0.000 claims description 3
- 229910000318 alkali metal phosphate Inorganic materials 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 241001397173 Kali <angiosperm> Species 0.000 claims description 2
- -1 alkali metal aluminum silicates Chemical class 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical class [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 238000013019 agitation Methods 0.000 claims 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 claims 1
- 150000008041 alkali metal carbonates Chemical class 0.000 claims 1
- 229910052910 alkali metal silicate Inorganic materials 0.000 claims 1
- 235000019353 potassium silicate Nutrition 0.000 claims 1
- 239000002244 precipitate Substances 0.000 claims 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 239000000243 solution Substances 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 239000001488 sodium phosphate Substances 0.000 description 3
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229910000162 sodium phosphate Inorganic materials 0.000 description 2
- 235000011008 sodium phosphates Nutrition 0.000 description 2
- 238000006066 Comins reaction Methods 0.000 description 1
- 241000282326 Felis catus Species 0.000 description 1
- 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 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical class O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 1
- DNEHKUCSURWDGO-UHFFFAOYSA-N aluminum sodium Chemical compound [Na].[Al] DNEHKUCSURWDGO-UHFFFAOYSA-N 0.000 description 1
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 235000014413 iron hydroxide Nutrition 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 125000005624 silicic acid group Chemical group 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910000406 trisodium phosphate Inorganic materials 0.000 description 1
- 235000019801 trisodium phosphate 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
- ASTWEMOBIXQPPV-UHFFFAOYSA-K trisodium;phosphate;dodecahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[Na+].[O-]P([O-])([O-])=O ASTWEMOBIXQPPV-UHFFFAOYSA-K 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
- C01B25/305—Preparation from phosphorus-containing compounds by alkaline treatment
- C01B25/306—Preparation from phosphorus-containing compounds by alkaline treatment from phosphates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Treatment Of Sludge (AREA)
- Paper (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1767631A DE1767631C3 (de) | 1968-05-30 | 1968-05-30 | Verfahren zur Herstellung von Al kahphosphaten aus den bei der Neutrall sation roher Naßverfahrensphosphorsaure anfallenden Schlammen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL32072A0 IL32072A0 (en) | 1969-06-25 |
| IL32072A true IL32072A (en) | 1972-06-28 |
Family
ID=5699432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL6932072A IL32072A (en) | 1968-05-30 | 1969-04-25 | Process for the transformation into useful products of sludges obtained by neutralization of crude phosphoric acids |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3637346A (ja) |
| JP (1) | JPS508440B1 (ja) |
| BE (1) | BE733634A (ja) |
| DE (1) | DE1767631C3 (ja) |
| FR (1) | FR2009687A1 (ja) |
| GB (1) | GB1222318A (ja) |
| IL (1) | IL32072A (ja) |
| NL (1) | NL163484C (ja) |
| NO (1) | NO124773B (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2035505C3 (de) * | 1970-07-17 | 1974-06-12 | Knapsack Ag, 5033 Huerth-Knapsack | Verfahren zur Herstellung reiner Alkaliphosphatlösungen |
| DE2461064C2 (de) * | 1974-12-23 | 1984-03-01 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung reiner Alkaliphosphatlösungen aus Naßverfahrensphosphorsäure |
| DE4005394A1 (de) * | 1990-02-21 | 1991-08-22 | Hoechst Ag | Verfahren zur herstellung von trialkaliphosphatloesung |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US598182A (en) * | 1898-02-01 | Heem an-poole | ||
| US3035898A (en) * | 1957-12-30 | 1962-05-22 | Int Minerals & Chem Corp | Method for preparing potassium phosphates |
| US3305304A (en) * | 1962-11-23 | 1967-02-21 | Hooker Chemical Corp | Purification of phosphorus-containing solutions |
-
1968
- 1968-05-30 DE DE1767631A patent/DE1767631C3/de not_active Expired
-
1969
- 1969-04-22 US US818400A patent/US3637346A/en not_active Expired - Lifetime
- 1969-04-25 IL IL6932072A patent/IL32072A/en unknown
- 1969-04-28 GB GB21570/69A patent/GB1222318A/en not_active Expired
- 1969-05-19 NO NO2034/69A patent/NO124773B/no unknown
- 1969-05-27 BE BE733634D patent/BE733634A/xx not_active IP Right Cessation
- 1969-05-30 NL NL6908281.A patent/NL163484C/xx not_active IP Right Cessation
- 1969-05-30 FR FR6917914A patent/FR2009687A1/fr active Pending
- 1969-05-30 JP JP44042383A patent/JPS508440B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1222318A (en) | 1971-02-10 |
| NO124773B (ja) | 1972-06-05 |
| BE733634A (ja) | 1969-11-27 |
| NL6908281A (ja) | 1969-12-02 |
| FR2009687A1 (ja) | 1970-02-06 |
| DE1767631B2 (de) | 1973-04-26 |
| DE1767631A1 (de) | 1972-04-13 |
| US3637346A (en) | 1972-01-25 |
| NL163484C (nl) | 1980-09-15 |
| IL32072A0 (en) | 1969-06-25 |
| NL163484B (nl) | 1980-04-15 |
| JPS508440B1 (ja) | 1975-04-04 |
| DE1767631C3 (de) | 1973-11-15 |
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