DE2321751C3 - Verfahren zur Reinigung von Naßphosphorsäure - Google Patents
Verfahren zur Reinigung von NaßphosphorsäureInfo
- Publication number
- DE2321751C3 DE2321751C3 DE2321751A DE2321751A DE2321751C3 DE 2321751 C3 DE2321751 C3 DE 2321751C3 DE 2321751 A DE2321751 A DE 2321751A DE 2321751 A DE2321751 A DE 2321751A DE 2321751 C3 DE2321751 C3 DE 2321751C3
- Authority
- DE
- Germany
- Prior art keywords
- phosphoric acid
- water
- acid
- solvent
- wet
- 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.)
- Expired
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims description 152
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims description 76
- 238000000034 method Methods 0.000 title claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 239000000284 extract Substances 0.000 claims description 17
- 239000003960 organic solvent Substances 0.000 claims description 14
- 239000012535 impurity Substances 0.000 claims description 11
- 239000007791 liquid phase Substances 0.000 claims description 5
- 238000011084 recovery Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 3
- 238000005185 salting out Methods 0.000 claims 1
- 235000011007 phosphoric acid Nutrition 0.000 description 70
- 239000002904 solvent Substances 0.000 description 31
- 239000002253 acid Substances 0.000 description 24
- 238000000605 extraction Methods 0.000 description 16
- 238000005406 washing Methods 0.000 description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 10
- 229910019142 PO4 Inorganic materials 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 235000021317 phosphate Nutrition 0.000 description 8
- 150000003016 phosphoric acids Chemical class 0.000 description 7
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 230000001476 alcoholic effect Effects 0.000 description 4
- 239000000287 crude extract Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 4
- 239000011707 mineral Substances 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 150000007513 acids Chemical class 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 150000001447 alkali salts Chemical class 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010908 decantation Methods 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000004673 fluoride salts Chemical class 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000001577 simple distillation Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 238000010626 work up procedure 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
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Extraction Or Liquid Replacement (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (22)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2321751A DE2321751C3 (de) | 1973-04-30 | 1973-04-30 | Verfahren zur Reinigung von Naßphosphorsäure |
| SE7401780A SE390290B (sv) | 1973-04-30 | 1974-02-11 | Sett for rening av fosforsyra |
| ES423729A ES423729A1 (es) | 1973-04-30 | 1974-02-28 | Procedimiento para la purificacion de aicdo fosforico hume-do. |
| FI685/74A FI54698C (fi) | 1973-04-30 | 1974-03-07 | Foerfarande foer rening av vaotfosforsyra |
| ZA00741776A ZA741776B (en) | 1973-04-30 | 1974-03-19 | Purification of wet-processed phosphoric acid |
| DD177351A DD110247A5 (cg-RX-API-DMAC7.html) | 1973-04-30 | 1974-03-21 | |
| IL44486A IL44486A (en) | 1973-04-30 | 1974-03-25 | Purification of phosphoric acid |
| CA196,034A CA1031135A (en) | 1973-04-30 | 1974-03-26 | Purification of wet-processed phosphoric acid |
| TR20042A TR20042A (tr) | 1973-04-30 | 1974-03-27 | Yas fosforik asidin temizlenmesi |
| GB1428974A GB1443876A (en) | 1973-04-30 | 1974-04-01 | Purification of wet-processed phosphoric acid |
| CH510974A CH609650A5 (cg-RX-API-DMAC7.html) | 1973-04-30 | 1974-04-11 | |
| EG135/74A EG11457A (en) | 1973-04-30 | 1974-04-23 | Purification of wet-processed phosphoric acid |
| US05/463,531 US3953581A (en) | 1973-04-30 | 1974-04-24 | Purification of wet-processed phosphoric acid using anhydrous solvents |
| BR3318/74A BR7403318D0 (pt) | 1973-04-30 | 1974-04-24 | Processo para a purificacao de acido fosforico umido |
| IT50632/74A IT1004281B (it) | 1973-04-30 | 1974-04-26 | Procedimento per la depurazione di acido fosforico umido |
| BE143728A BE814329A (fr) | 1973-04-30 | 1974-04-29 | Procede d'epuration de l'acide phosphorique prepare par voie humide |
| DK234374A DK152487C (da) | 1973-04-30 | 1974-04-29 | Fremgangsmaade til rensning af vaadphosphorsyre |
| NLAANVRAGE7405761,A NL178960C (nl) | 1973-04-30 | 1974-04-29 | Werkwijze voor het reinigen van langs de natte weg verkregen fosforzuur. |
| AT351974A AT343595B (de) | 1973-04-30 | 1974-04-29 | Verfahren zur reinigung von nassphosphorsaure |
| JP4862974A JPS5333118B2 (cg-RX-API-DMAC7.html) | 1973-04-30 | 1974-04-30 | |
| SU742020421A SU585806A3 (ru) | 1973-04-30 | 1974-04-30 | Способ очистки фосфорной кислоты |
| FR7415038A FR2227219B1 (cg-RX-API-DMAC7.html) | 1973-04-30 | 1974-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2321751A DE2321751C3 (de) | 1973-04-30 | 1973-04-30 | Verfahren zur Reinigung von Naßphosphorsäure |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2321751A1 DE2321751A1 (de) | 1974-11-14 |
| DE2321751B2 DE2321751B2 (de) | 1976-09-02 |
| DE2321751C3 true DE2321751C3 (de) | 1981-11-19 |
Family
ID=5879665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2321751A Expired DE2321751C3 (de) | 1973-04-30 | 1973-04-30 | Verfahren zur Reinigung von Naßphosphorsäure |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US3953581A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5333118B2 (cg-RX-API-DMAC7.html) |
| AT (1) | AT343595B (cg-RX-API-DMAC7.html) |
| BE (1) | BE814329A (cg-RX-API-DMAC7.html) |
| BR (1) | BR7403318D0 (cg-RX-API-DMAC7.html) |
| CA (1) | CA1031135A (cg-RX-API-DMAC7.html) |
| CH (1) | CH609650A5 (cg-RX-API-DMAC7.html) |
| DD (1) | DD110247A5 (cg-RX-API-DMAC7.html) |
| DE (1) | DE2321751C3 (cg-RX-API-DMAC7.html) |
| DK (1) | DK152487C (cg-RX-API-DMAC7.html) |
| EG (1) | EG11457A (cg-RX-API-DMAC7.html) |
| ES (1) | ES423729A1 (cg-RX-API-DMAC7.html) |
| FI (1) | FI54698C (cg-RX-API-DMAC7.html) |
| FR (1) | FR2227219B1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1443876A (cg-RX-API-DMAC7.html) |
| IL (1) | IL44486A (cg-RX-API-DMAC7.html) |
| IT (1) | IT1004281B (cg-RX-API-DMAC7.html) |
| NL (1) | NL178960C (cg-RX-API-DMAC7.html) |
| SE (1) | SE390290B (cg-RX-API-DMAC7.html) |
| SU (1) | SU585806A3 (cg-RX-API-DMAC7.html) |
| TR (1) | TR20042A (cg-RX-API-DMAC7.html) |
| ZA (1) | ZA741776B (cg-RX-API-DMAC7.html) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4321245A (en) | 1979-11-14 | 1982-03-23 | Hoechst Aktiengesellschaft | Process for the purification of wet-processed phosphoric acid |
| US4346066A (en) | 1979-07-04 | 1982-08-24 | Hoechst Aktiengesellschaft | Purification of wet-process phosphoric acid |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4203956A (en) * | 1976-02-10 | 1980-05-20 | Hoechst Aktiengesellschaft | Process and apparatus for recovering alcoholic phosphoric acid solutions from acid phosphates |
| DE2657189B2 (de) * | 1976-12-17 | 1980-02-07 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Reinigung von NaBverfahrensphosphorsäure |
| DE2657190C2 (de) * | 1976-12-17 | 1982-11-04 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Reinigung von Naßverfahrensphosphorsäure |
| JPS5571972U (cg-RX-API-DMAC7.html) * | 1978-11-14 | 1980-05-17 | ||
| JPS58186975U (ja) * | 1982-06-07 | 1983-12-12 | 株式会社神戸製鋼所 | トラツク荷台用フロアパネル |
| US4536378A (en) * | 1983-10-13 | 1985-08-20 | White Edward A | Phosphate fertilizer production |
| US4877594A (en) * | 1988-12-13 | 1989-10-31 | J. R. Simplot Co. | Purification of phosphoric acid |
| FR2723001A1 (fr) * | 1994-07-27 | 1996-02-02 | Commissariat Energie Atomique | Procede de recuperation d'un acide mineral par l'extraction liquide-liquide utilisant un solvant organique deshydrate |
| DE19703884C2 (de) | 1997-02-03 | 1999-04-29 | Bk Giulini Chem Gmbh & Co Ohg | Verfahren zur Reinigung von Naßverfahrensphosphorsäure |
| RU2297976C2 (ru) * | 2004-12-06 | 2007-04-27 | Борис Яковлевич Зильберман | Способ очистки фосфорной кислоты |
| US9872828B2 (en) | 2014-05-21 | 2018-01-23 | Dow Corning Corporation | Emulsion of cross-linked aminosiloxane polymer |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1929442A (en) * | 1930-08-26 | 1933-10-10 | American Agricultural Chem Co | Process for obtaining orthophosphoric acid and/or conversion products thereof |
| CH173727A (fr) * | 1934-02-22 | 1934-12-15 | Leu Charles | Procédé de purification de l'acide phosphorique. |
| DE884358C (de) * | 1951-09-20 | 1953-07-27 | Gerardo Collardin | Verfahren zur Reinigung von technischer Phosphorsaeure |
| DE1261840B (de) * | 1961-12-06 | 1968-02-29 | Ministerul Ind Petrolului | Verfahren zur Herstellung hochkonzentrierter Phosphorsaeuren |
| FR1496160A (fr) * | 1966-07-05 | 1967-09-29 | Azote Office Nat Ind | Procédé de fabrication d'acide phosphorique par extraction au moyen de solvants organiques à partir du produit de l'attaque nitrique des phosphates naturels |
| IL27538A (en) * | 1967-03-06 | 1970-09-17 | Blumberg R | Cleaning of phosphoric acid |
| BE757550A (fr) * | 1969-10-16 | 1971-03-16 | Giulini Gmbh Geb | Procede de preparation de phosphates purs a partir d'acides phosphoriques impurs |
| DE2029564C3 (de) * | 1970-06-16 | 1978-06-22 | Giulini Chemie Gmbh, 6700 Ludwigshafen | Verfahren zur Herstellung von reinen Alkaliphosphaten aus Rohphosphorsäure |
| DE2050406C3 (de) * | 1970-10-14 | 1978-04-06 | Budenheim Rud A Oetker Chemie | Verfahren zur Reinigung von technischer Phosporsäure |
-
1973
- 1973-04-30 DE DE2321751A patent/DE2321751C3/de not_active Expired
-
1974
- 1974-02-11 SE SE7401780A patent/SE390290B/xx not_active IP Right Cessation
- 1974-02-28 ES ES423729A patent/ES423729A1/es not_active Expired
- 1974-03-07 FI FI685/74A patent/FI54698C/fi active
- 1974-03-19 ZA ZA00741776A patent/ZA741776B/xx unknown
- 1974-03-21 DD DD177351A patent/DD110247A5/xx unknown
- 1974-03-25 IL IL44486A patent/IL44486A/en unknown
- 1974-03-26 CA CA196,034A patent/CA1031135A/en not_active Expired
- 1974-03-27 TR TR20042A patent/TR20042A/xx unknown
- 1974-04-01 GB GB1428974A patent/GB1443876A/en not_active Expired
- 1974-04-11 CH CH510974A patent/CH609650A5/xx not_active IP Right Cessation
- 1974-04-23 EG EG135/74A patent/EG11457A/xx active
- 1974-04-24 BR BR3318/74A patent/BR7403318D0/pt unknown
- 1974-04-24 US US05/463,531 patent/US3953581A/en not_active Expired - Lifetime
- 1974-04-26 IT IT50632/74A patent/IT1004281B/it active
- 1974-04-29 DK DK234374A patent/DK152487C/da active
- 1974-04-29 BE BE143728A patent/BE814329A/xx not_active IP Right Cessation
- 1974-04-29 NL NLAANVRAGE7405761,A patent/NL178960C/xx not_active IP Right Cessation
- 1974-04-29 AT AT351974A patent/AT343595B/de not_active IP Right Cessation
- 1974-04-30 SU SU742020421A patent/SU585806A3/ru active
- 1974-04-30 FR FR7415038A patent/FR2227219B1/fr not_active Expired
- 1974-04-30 JP JP4862974A patent/JPS5333118B2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4346066A (en) | 1979-07-04 | 1982-08-24 | Hoechst Aktiengesellschaft | Purification of wet-process phosphoric acid |
| US4321245A (en) | 1979-11-14 | 1982-03-23 | Hoechst Aktiengesellschaft | Process for the purification of wet-processed phosphoric acid |
Also Published As
| Publication number | Publication date |
|---|---|
| IL44486A (en) | 1976-12-31 |
| SE390290B (sv) | 1976-12-13 |
| DE2321751B2 (de) | 1976-09-02 |
| CH609650A5 (cg-RX-API-DMAC7.html) | 1979-03-15 |
| JPS5333118B2 (cg-RX-API-DMAC7.html) | 1978-09-12 |
| DD110247A5 (cg-RX-API-DMAC7.html) | 1974-12-12 |
| IL44486A0 (en) | 1974-06-30 |
| DE2321751A1 (de) | 1974-11-14 |
| TR20042A (tr) | 1980-07-02 |
| NL7405761A (cg-RX-API-DMAC7.html) | 1974-11-01 |
| ZA741776B (en) | 1975-03-26 |
| CA1031135A (en) | 1978-05-16 |
| JPS5018389A (cg-RX-API-DMAC7.html) | 1975-02-26 |
| NL178960C (nl) | 1986-06-16 |
| ES423729A1 (es) | 1976-05-01 |
| FI54698C (fi) | 1979-02-12 |
| BE814329A (fr) | 1974-08-16 |
| US3953581A (en) | 1976-04-27 |
| FR2227219A1 (cg-RX-API-DMAC7.html) | 1974-11-22 |
| DK152487B (da) | 1988-03-07 |
| SU585806A3 (ru) | 1977-12-25 |
| BR7403318D0 (pt) | 1974-11-19 |
| FI54698B (fi) | 1978-10-31 |
| GB1443876A (en) | 1976-07-28 |
| DK152487C (da) | 1988-08-01 |
| AT343595B (de) | 1978-06-12 |
| EG11457A (en) | 1977-02-28 |
| FR2227219B1 (cg-RX-API-DMAC7.html) | 1980-04-11 |
| ATA351974A (de) | 1977-10-15 |
| IT1004281B (it) | 1976-07-10 |
| NL178960B (nl) | 1986-01-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |