FR2447348A1 - Procede de purification d'un acide phosphorique impur - Google Patents
Procede de purification d'un acide phosphorique impurInfo
- Publication number
- FR2447348A1 FR2447348A1 FR7901751A FR7901751A FR2447348A1 FR 2447348 A1 FR2447348 A1 FR 2447348A1 FR 7901751 A FR7901751 A FR 7901751A FR 7901751 A FR7901751 A FR 7901751A FR 2447348 A1 FR2447348 A1 FR 2447348A1
- Authority
- FR
- France
- Prior art keywords
- phosphoric acid
- purification
- impure
- impure phosphoric
- washing
- 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.)
- Granted
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title abstract 10
- 229910000147 aluminium phosphate Inorganic materials 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 3
- 238000000746 purification Methods 0.000 title 1
- 150000003868 ammonium compounds Chemical class 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 239000012074 organic phase Substances 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 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
- C01B25/46—Preparation involving solvent-solvent extraction
- C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound
-
- 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
- C01B25/46—Preparation involving solvent-solvent extraction
- C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound
- C01B25/462—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound the extracting agent being alcohol or a mixture of alcohols
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Extraction Or Liquid Replacement (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
L'INVENTION CONCERNE UN PROCEDE DE PURIFICATION D'UN ACIDE PHOSPHORIQUE IMPUR. ON TRAITE LA PHASE ORGANIQUE PROVENANT DE L'EXTRACTION DE L'ACIDE PHOSPHORIQUE IMPUR PAR LAVAGE A CONTRE-COURANT DANS UNE ZONE DE LAVAGE COMPORTANT AU MOINS DEUX ETAGES AU MOYEN D'UNE SOLUTION AQUEUSE D'UN COMPOSE DE METAL ALCALIN OU D'AMMONIUM. APPLICATION DU PROCEDE A L'ACIDE PHOSPHORIQUE DE VOIE HUMIDE FOURNISSANT UN ACIDE PHOSPHORIQUE DONT LE RAPPORT PONDERAL SOPO EST INFERIEUR A 50PPM AVEC UN RENDEMENT ELEVE.
Priority Applications (15)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7901751A FR2447348A1 (fr) | 1979-01-24 | 1979-01-24 | Procede de purification d'un acide phosphorique impur |
US06/009,918 US4225568A (en) | 1979-01-24 | 1979-02-06 | Process for the purification of an impure phosphoric acid |
PH23507A PH14537A (en) | 1979-01-24 | 1980-01-14 | Process for the purification of an impure phosphoric acid |
BR8000385A BR8000385A (pt) | 1979-01-24 | 1980-01-22 | Processo de purificacao de um acido fosforico impuro |
YU158/80A YU42958B (en) | 1979-01-24 | 1980-01-22 | Process for phosphoric acid purifying |
JP625880A JPS55100208A (en) | 1979-01-24 | 1980-01-22 | Purification of crude phosphoric acid |
IT47672/80A IT1167603B (it) | 1979-01-24 | 1980-01-22 | Procedimento di purificazione di un acido fosforico impuro |
NL8000440A NL8000440A (nl) | 1979-01-24 | 1980-01-23 | Werkwijze voor het zuiveren van een onzuiver fosfor- zuur. |
BE0/199079A BE881306A (fr) | 1979-01-24 | 1980-01-23 | Procede de purification d'un acide phosphorique impur |
ZA00800409A ZA80409B (en) | 1979-01-24 | 1980-01-23 | Purification of impure phosphoric acid |
CA000344265A CA1134594A (fr) | 1979-01-24 | 1980-01-23 | Procede de purification d'un acide phosphorique impur |
DE19803002339 DE3002339A1 (de) | 1979-01-24 | 1980-01-23 | Verfahren zum reinigen einer organischen phosphorsaeureloesung |
ES487927A ES487927A0 (es) | 1979-01-24 | 1980-01-23 | Procedimiento de purificacion de una fase organica ensolubleen agua que contiene acido fosforico y acido sulfurico. |
GB8002250A GB2040274B (en) | 1979-01-24 | 1980-01-23 | Purification of phosphoric acid |
MX10181580U MX6935E (es) | 1979-01-24 | 1980-06-22 | Mejoras en metodo para purificar un acido fosforico impuro obtenido por via humeda |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7901751A FR2447348A1 (fr) | 1979-01-24 | 1979-01-24 | Procede de purification d'un acide phosphorique impur |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2447348A1 true FR2447348A1 (fr) | 1980-08-22 |
FR2447348B1 FR2447348B1 (fr) | 1982-08-06 |
Family
ID=9221133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7901751A Granted FR2447348A1 (fr) | 1979-01-24 | 1979-01-24 | Procede de purification d'un acide phosphorique impur |
Country Status (13)
Country | Link |
---|---|
US (1) | US4225568A (fr) |
JP (1) | JPS55100208A (fr) |
BE (1) | BE881306A (fr) |
BR (1) | BR8000385A (fr) |
CA (1) | CA1134594A (fr) |
DE (1) | DE3002339A1 (fr) |
ES (1) | ES487927A0 (fr) |
FR (1) | FR2447348A1 (fr) |
GB (1) | GB2040274B (fr) |
IT (1) | IT1167603B (fr) |
NL (1) | NL8000440A (fr) |
YU (1) | YU42958B (fr) |
ZA (1) | ZA80409B (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2945874A1 (de) * | 1979-11-14 | 1981-05-27 | Hoechst Ag, 6000 Frankfurt | Verfahren zur reinigung von nassverfahrenphosphorsaeure |
US4511541A (en) * | 1982-12-02 | 1985-04-16 | J. R. Simplot Company | Process for the recovery of cadmium and other metals from solution |
US4643883A (en) * | 1986-01-22 | 1987-02-17 | International Minerals & Chemical Corp. | Method of decolorizing wet process phosphoric acid |
DE3705069A1 (de) * | 1987-02-18 | 1988-09-01 | Hoechst Ag | Verfahren zur herstellung titanfreier phosphorsaeure |
US4780295A (en) * | 1987-07-06 | 1988-10-25 | Fmc Corporation | Process for purifying phosphoric acid |
FR2677345B1 (fr) * | 1991-06-04 | 1993-12-24 | Commissariat A Energie Atomique | Procede de purification et de recuperation d'acide orthophosphorique par extraction liquide-liquide. |
SE535871C2 (sv) * | 2009-05-27 | 2013-01-22 | Easymining Sweden Ab | Produktion av ammoniumfosfater |
CN104591110B (zh) * | 2015-01-13 | 2016-09-14 | 四川省汉源化工总厂 | 一种浓缩湿法磷酸制备低含硫磷酸二氢钙的方法 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR805221A (fr) * | 1935-04-30 | 1936-11-14 | Pulverfabrik Skodawerke Wetzle | Procédé de purification de l'acide phosphorique brut |
DE884358C (de) * | 1951-09-20 | 1953-07-27 | Gerardo Collardin | Verfahren zur Reinigung von technischer Phosphorsaeure |
FR2100765A1 (fr) * | 1970-06-16 | 1972-03-24 | Giulini Gmbh Geb | |
FR2189316A1 (fr) * | 1972-06-19 | 1974-01-25 | Budenheim Rud A Oetker Chemie | |
GB1345710A (en) * | 1971-06-28 | 1974-02-06 | Albright & Wilson | Manufacture of phosphoric acid and alkali metal phosphates |
FR2235876A1 (fr) * | 1973-07-04 | 1975-01-31 | Hoechst Ag | |
FR2277031A1 (fr) * | 1974-07-06 | 1976-01-30 | Hoechst Ag | Procede de purification de l'acide phosphorique |
US3993736A (en) * | 1975-08-14 | 1976-11-23 | Stauffer Chemical Company | Food grade phosphoric acid from wet process acid |
DE2538720A1 (de) * | 1975-08-30 | 1977-03-10 | Giulini Gmbh Geb | Verfahren zur reinigung von nassverfahrensphosphorsaeure, insbesondere fluorentfernung |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1292338A (fr) * | 1961-03-22 | 1962-05-04 | Ets Kuhlmann | Procédé d'obtention d'acide phosphorique pur par voie humide |
FR1531487A (fr) * | 1967-05-11 | 1968-07-05 | Pechiney Saint Gobain | Procédé continu perfectionné de purification de l'acide phosphorique par les solvants |
US4018869A (en) * | 1973-06-06 | 1977-04-19 | Chemische Fabrik Budenheim Rudolf A. Oetker | Process for the extractive purification of phosphoric acid containing cationic impurities |
US4108963A (en) * | 1974-06-25 | 1978-08-22 | Produits Chimiques Ugine Kuhlmann | Process for purifying phosphoric acid |
DE2433307C3 (de) * | 1974-07-11 | 1984-03-22 | Chemische Fabrik Budenheim Rudolf A. Oetker, 6501 Budenheim | Verfahren zur Abtrennung eines Phosphorsäure-organisches Lösungsmittel-Wasser-Gemisches |
DE2432472C3 (de) * | 1974-07-06 | 1979-02-01 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Reinigung von wäßriger Phosphorsäure |
DE2517657A1 (de) * | 1975-04-22 | 1976-11-11 | Masaki Takahara | Verfahren zur herstellung von phosphorsaeure von hoher reinheit |
GB1560984A (en) * | 1975-08-05 | 1980-02-13 | Albright & Wilson | Process for preparing phosphate salts |
US3993733A (en) * | 1975-08-14 | 1976-11-23 | Stauffer Chemical Company | Food grade alkali metal phosphates from wet process H3 PO4 |
DE2538410A1 (de) * | 1975-08-29 | 1977-03-10 | Giulini Gmbh Geb | Verfahren zur reinigung von nassverfahrensphosphorsaeure, insbesondere fluorentfernung |
DE2538721C2 (de) * | 1975-08-30 | 1982-09-16 | Giulini Chemie Gmbh, 6700 Ludwigshafen | Verfahren zur Herstellung von reinen Alkaliphosphaten durch Extraktion von Rohphosphorsäure |
JPS5297389A (en) * | 1976-02-13 | 1977-08-16 | Toyo Soda Mfg Co Ltd | Removal of sulfate ion in extracted phosphoric acid |
US4070443A (en) * | 1976-02-13 | 1978-01-24 | Toyo Soda Manufacturing Co., Ltd. | Process for removing sulfate ions from extracted phosphoric acid with a barium compound |
-
1979
- 1979-01-24 FR FR7901751A patent/FR2447348A1/fr active Granted
- 1979-02-06 US US06/009,918 patent/US4225568A/en not_active Expired - Lifetime
-
1980
- 1980-01-22 YU YU158/80A patent/YU42958B/xx unknown
- 1980-01-22 BR BR8000385A patent/BR8000385A/pt not_active IP Right Cessation
- 1980-01-22 JP JP625880A patent/JPS55100208A/ja active Granted
- 1980-01-22 IT IT47672/80A patent/IT1167603B/it active
- 1980-01-23 DE DE19803002339 patent/DE3002339A1/de active Granted
- 1980-01-23 NL NL8000440A patent/NL8000440A/nl not_active Application Discontinuation
- 1980-01-23 GB GB8002250A patent/GB2040274B/en not_active Expired
- 1980-01-23 ES ES487927A patent/ES487927A0/es active Granted
- 1980-01-23 CA CA000344265A patent/CA1134594A/fr not_active Expired
- 1980-01-23 BE BE0/199079A patent/BE881306A/fr not_active IP Right Cessation
- 1980-01-23 ZA ZA00800409A patent/ZA80409B/xx unknown
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR805221A (fr) * | 1935-04-30 | 1936-11-14 | Pulverfabrik Skodawerke Wetzle | Procédé de purification de l'acide phosphorique brut |
DE884358C (de) * | 1951-09-20 | 1953-07-27 | Gerardo Collardin | Verfahren zur Reinigung von technischer Phosphorsaeure |
FR2100765A1 (fr) * | 1970-06-16 | 1972-03-24 | Giulini Gmbh Geb | |
GB1345710A (en) * | 1971-06-28 | 1974-02-06 | Albright & Wilson | Manufacture of phosphoric acid and alkali metal phosphates |
FR2189316A1 (fr) * | 1972-06-19 | 1974-01-25 | Budenheim Rud A Oetker Chemie | |
FR2235876A1 (fr) * | 1973-07-04 | 1975-01-31 | Hoechst Ag | |
FR2277031A1 (fr) * | 1974-07-06 | 1976-01-30 | Hoechst Ag | Procede de purification de l'acide phosphorique |
US3993736A (en) * | 1975-08-14 | 1976-11-23 | Stauffer Chemical Company | Food grade phosphoric acid from wet process acid |
FR2320902A1 (fr) * | 1975-08-14 | 1977-03-11 | Stauffer Chemical Co | Procede de preparation d'acide phosphorique de qualite alimentaire et l'acide ainsi obtenu |
DE2538720A1 (de) * | 1975-08-30 | 1977-03-10 | Giulini Gmbh Geb | Verfahren zur reinigung von nassverfahrensphosphorsaeure, insbesondere fluorentfernung |
Also Published As
Publication number | Publication date |
---|---|
IT8047672A0 (it) | 1980-01-22 |
US4225568A (en) | 1980-09-30 |
ES8102056A1 (es) | 1980-12-16 |
DE3002339A1 (de) | 1980-07-31 |
IT1167603B (it) | 1987-05-13 |
ZA80409B (en) | 1981-02-25 |
JPS55100208A (en) | 1980-07-31 |
DE3002339C2 (fr) | 1988-01-14 |
GB2040274B (en) | 1982-11-24 |
GB2040274A (en) | 1980-08-28 |
JPH0380721B2 (fr) | 1991-12-25 |
FR2447348B1 (fr) | 1982-08-06 |
YU15880A (en) | 1983-09-30 |
YU42958B (en) | 1989-02-28 |
NL8000440A (nl) | 1980-07-28 |
CA1134594A (fr) | 1982-11-02 |
BR8000385A (pt) | 1980-10-07 |
ES487927A0 (es) | 1980-12-16 |
BE881306A (fr) | 1980-07-23 |
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