DE1467001A1 - Verfahren zum Reinigen von nach dem Nassverfahren hergestellter Phosphorsaeure - Google Patents
Verfahren zum Reinigen von nach dem Nassverfahren hergestellter PhosphorsaeureInfo
- Publication number
- DE1467001A1 DE1467001A1 DE19641467001 DE1467001A DE1467001A1 DE 1467001 A1 DE1467001 A1 DE 1467001A1 DE 19641467001 DE19641467001 DE 19641467001 DE 1467001 A DE1467001 A DE 1467001A DE 1467001 A1 DE1467001 A1 DE 1467001A1
- Authority
- DE
- Germany
- Prior art keywords
- acid
- fluorine
- phosphoric acid
- aluminum
- molar ratio
- 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
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims description 45
- 238000000034 method Methods 0.000 title claims description 29
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims description 22
- 238000004140 cleaning Methods 0.000 title description 2
- 239000002253 acid Substances 0.000 claims description 29
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 26
- 229910052782 aluminium Inorganic materials 0.000 claims description 25
- 239000011737 fluorine Substances 0.000 claims description 24
- 229910052731 fluorine Inorganic materials 0.000 claims description 24
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 18
- 229910052710 silicon Inorganic materials 0.000 claims description 18
- 239000010703 silicon Substances 0.000 claims description 18
- 239000011575 calcium Substances 0.000 claims description 15
- 150000001875 compounds Chemical class 0.000 claims description 9
- 239000012535 impurity Substances 0.000 claims description 6
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims description 6
- 229910000391 tricalcium phosphate Inorganic materials 0.000 claims description 6
- 239000003921 oil Substances 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 24
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 8
- 229910052791 calcium Inorganic materials 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 7
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000001506 calcium phosphate Substances 0.000 description 6
- 229910019142 PO4 Inorganic materials 0.000 description 5
- 235000021317 phosphate Nutrition 0.000 description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 150000002222 fluorine compounds Chemical class 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 4
- 229910021653 sulphate ion Inorganic materials 0.000 description 4
- 229940078499 tricalcium phosphate Drugs 0.000 description 4
- 235000019731 tricalcium phosphate Nutrition 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 235000019739 Dicalciumphosphate Nutrition 0.000 description 2
- 241000283986 Lepus Species 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- NEFBYIFKOOEVPA-UHFFFAOYSA-K dicalcium phosphate Chemical compound [Ca+2].[Ca+2].[O-]P([O-])([O-])=O NEFBYIFKOOEVPA-UHFFFAOYSA-K 0.000 description 2
- 229910000390 dicalcium phosphate Inorganic materials 0.000 description 2
- 229940038472 dicalcium phosphate Drugs 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000002367 phosphate rock Substances 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000011775 sodium fluoride Substances 0.000 description 2
- 235000013024 sodium fluoride Nutrition 0.000 description 2
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 description 1
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 1
- LDFIFBQFCTULHN-UHFFFAOYSA-N F.F.F.F.[Si] Chemical compound F.F.F.F.[Si] LDFIFBQFCTULHN-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- -1 Silioium- Chemical compound 0.000 description 1
- CPGKMLVTFNUAHL-UHFFFAOYSA-N [Ca].[Ca] Chemical compound [Ca].[Ca] CPGKMLVTFNUAHL-UHFFFAOYSA-N 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 241001233037 catfish Species 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- LRCFXGAMWKDGLA-UHFFFAOYSA-N dioxosilane;hydrate Chemical compound O.O=[Si]=O LRCFXGAMWKDGLA-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910000154 gallium phosphate Inorganic materials 0.000 description 1
- KEBHLNDPKPIPLI-UHFFFAOYSA-N hydron;2-(3h-inden-4-yloxymethyl)morpholine;chloride Chemical compound Cl.C=1C=CC=2C=CCC=2C=1OCC1CNCCO1 KEBHLNDPKPIPLI-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P15/12—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by alteration of electrical resistance
- G01P15/121—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by alteration of electrical resistance by potentiometers
-
- 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
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration
- C01B25/237—Selective elimination of impurities
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Velocity Or Acceleration (AREA)
- Carbon And Carbon Compounds (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US26980863A | 1963-04-01 | 1963-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1467001A1 true DE1467001A1 (de) | 1969-01-09 |
Family
ID=23028733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19641467001 Pending DE1467001A1 (de) | 1963-04-01 | 1964-03-13 | Verfahren zum Reinigen von nach dem Nassverfahren hergestellter Phosphorsaeure |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE645415A (enrdf_load_stackoverflow) |
| DE (1) | DE1467001A1 (enrdf_load_stackoverflow) |
| GB (2) | GB302485A (enrdf_load_stackoverflow) |
| NL (1) | NL6402627A (enrdf_load_stackoverflow) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3642439A (en) * | 1969-10-15 | 1972-02-15 | Allied Chem | Method of separating magnesium from wet-process phosphoric acid |
| US3993736A (en) * | 1975-08-14 | 1976-11-23 | Stauffer Chemical Company | Food grade phosphoric acid from wet process acid |
| US4053561A (en) * | 1975-08-14 | 1977-10-11 | Stauffer Chemical Company | Removal of fluorine from phosphatic solutions |
| US3993733A (en) * | 1975-08-14 | 1976-11-23 | Stauffer Chemical Company | Food grade alkali metal phosphates from wet process H3 PO4 |
| US4377561A (en) * | 1980-08-11 | 1983-03-22 | Mobil Oil Corporation | Clarification of black phosphoric acid with phosphoric acid rinse water |
| US4411811A (en) * | 1981-07-30 | 1983-10-25 | Mobil Oil Corporation | Clarification of black phosphoric acid with phosphoric acid rinse water |
| US4557748A (en) * | 1984-08-24 | 1985-12-10 | Farmland Industries, Inc. | Method of lowering the magnesium impurity level of wet-process phosphoric acid during production of liquid fertilizer |
| US5084261A (en) * | 1989-06-22 | 1992-01-28 | Occidental Chemical Corporation | Recovery and utilization of gypstack leachate in hemihydrate phosphoric acid process |
-
1927
- 1927-11-30 GB GB3229727A patent/GB302485A/en not_active Expired
-
1964
- 1964-03-13 DE DE19641467001 patent/DE1467001A1/de active Pending
- 1964-03-13 NL NL6402627A patent/NL6402627A/xx unknown
- 1964-03-18 GB GB1150964A patent/GB1024924A/en not_active Expired
- 1964-03-19 BE BE645415D patent/BE645415A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE645415A (enrdf_load_stackoverflow) | 1964-07-16 |
| GB1024924A (en) | 1966-04-06 |
| GB302485A (en) | 1928-12-20 |
| NL6402627A (enrdf_load_stackoverflow) | 1964-10-02 |
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