CA1144339A - Process for the purification of wet-processed phosphoric acid - Google Patents
Process for the purification of wet-processed phosphoric acidInfo
- Publication number
- CA1144339A CA1144339A CA000363987A CA363987A CA1144339A CA 1144339 A CA1144339 A CA 1144339A CA 000363987 A CA000363987 A CA 000363987A CA 363987 A CA363987 A CA 363987A CA 1144339 A CA1144339 A CA 1144339A
- Authority
- CA
- Canada
- Prior art keywords
- phosphoric acid
- barium
- purification
- acid
- sulfate
- 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 abstract description 86
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000000746 purification Methods 0.000 title claims abstract description 11
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 28
- 238000000605 extraction Methods 0.000 claims abstract description 26
- 150000001553 barium compounds Chemical class 0.000 claims abstract description 21
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000008346 aqueous phase Substances 0.000 claims abstract description 16
- 239000003960 organic solvent Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims abstract description 8
- 239000012071 phase Substances 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 229960004838 phosphoric acid Drugs 0.000 claims description 38
- 235000011007 phosphoric acid Nutrition 0.000 claims description 38
- 239000002244 precipitate Substances 0.000 claims description 12
- 150000002500 ions Chemical class 0.000 claims description 5
- 238000011084 recovery Methods 0.000 claims description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 28
- 239000002253 acid Substances 0.000 description 14
- 239000012074 organic phase Substances 0.000 description 10
- 239000006185 dispersion Substances 0.000 description 8
- 239000002904 solvent Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 6
- 229910052788 barium Inorganic materials 0.000 description 5
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 5
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 2
- RQPZNWPYLFFXCP-UHFFFAOYSA-L barium dihydroxide Chemical compound [OH-].[OH-].[Ba+2] RQPZNWPYLFFXCP-UHFFFAOYSA-L 0.000 description 2
- 229910001863 barium hydroxide Inorganic materials 0.000 description 2
- IWOUKMZUPDVPGQ-UHFFFAOYSA-N barium nitrate Chemical compound [Ba+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O IWOUKMZUPDVPGQ-UHFFFAOYSA-N 0.000 description 2
- WAKZZMMCDILMEF-UHFFFAOYSA-H barium(2+);diphosphate Chemical compound [Ba+2].[Ba+2].[Ba+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O WAKZZMMCDILMEF-UHFFFAOYSA-H 0.000 description 2
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 235000021317 phosphate Nutrition 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- LEHOTFFKMJEONL-UHFFFAOYSA-N Uric Acid Chemical compound N1C(=O)NC(=O)C2=C1NC(=O)N2 LEHOTFFKMJEONL-UHFFFAOYSA-N 0.000 description 1
- TVWHNULVHGKJHS-UHFFFAOYSA-N Uric acid Natural products N1C(=O)NC(=O)C2NC(=O)NC21 TVWHNULVHGKJHS-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- WDIHJSXYQDMJHN-UHFFFAOYSA-L barium chloride Chemical compound [Cl-].[Cl-].[Ba+2] WDIHJSXYQDMJHN-UHFFFAOYSA-L 0.000 description 1
- 229910001626 barium chloride Inorganic materials 0.000 description 1
- 159000000009 barium salts Chemical class 0.000 description 1
- 229940043430 calcium compound Drugs 0.000 description 1
- 150000001674 calcium compounds Chemical class 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000002844 continuous effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000825 pharmaceutical preparation Substances 0.000 description 1
- -1 phospho Chemical class 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229940116269 uric acid Drugs 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
- C01B25/46—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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Removal Of Specific Substances (AREA)
- Extraction Or Liquid Replacement (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Silicon Compounds (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Saccharide Compounds (AREA)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792945874 DE2945874A1 (de) | 1979-11-14 | 1979-11-14 | Verfahren zur reinigung von nassverfahrenphosphorsaeure |
| DEP2945874.0 | 1979-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1144339A true CA1144339A (en) | 1983-04-12 |
Family
ID=6085899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000363987A Expired CA1144339A (en) | 1979-11-14 | 1980-11-05 | Process for the purification of wet-processed phosphoric acid |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4321245A (en, 2012) |
| EP (1) | EP0029132B1 (en, 2012) |
| JP (1) | JPS5684307A (en, 2012) |
| AT (1) | ATE2612T1 (en, 2012) |
| BR (1) | BR8007397A (en, 2012) |
| CA (1) | CA1144339A (en, 2012) |
| DD (1) | DD154291A5 (en, 2012) |
| DE (2) | DE2945874A1 (en, 2012) |
| EG (1) | EG15048A (en, 2012) |
| ES (1) | ES8105678A1 (en, 2012) |
| FI (1) | FI65413C (en, 2012) |
| IL (1) | IL61430A (en, 2012) |
| MA (1) | MA18998A1 (en, 2012) |
| SU (1) | SU1088658A3 (en, 2012) |
| ZA (1) | ZA807016B (en, 2012) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08323517A (ja) * | 1995-05-26 | 1996-12-10 | Tetsuo Tagami | 切削工具用チャック装置 |
| CN101575094B (zh) * | 2009-03-16 | 2011-08-24 | 瓮福（集团）有限责任公司 | 一种磷酸净化方法 |
| EP4015452A1 (en) | 2020-12-21 | 2022-06-22 | Técnicas Reunidas, S.A. | Process for producing technical grade phosphoric acid from sewage sludge ash |
| US20250109020A1 (en) | 2021-12-27 | 2025-04-03 | Prayon | Method for purification of at least one aqueous solution of phosphoric acid |
| CN116216672A (zh) * | 2022-12-16 | 2023-06-06 | 贵州芭田生态工程有限公司 | 一种制备磷酸过程中脱除硫酸根的方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3338674A (en) * | 1963-05-09 | 1967-08-29 | Avraham M Baniel | Process for preparation of substantially pure phosphoric acid |
| FR1531487A (fr) * | 1967-05-11 | 1968-07-05 | Pechiney Saint Gobain | Procédé continu perfectionné de purification de l'acide phosphorique par les solvants |
| US3554694A (en) * | 1969-06-02 | 1971-01-12 | Cities Service Co | Process for producing fluosilicates |
| SE366972B (en, 2012) * | 1970-06-12 | 1974-05-13 | Azote & Prod Chim | |
| DE2032263B2 (de) * | 1970-06-30 | 1973-01-11 | Chemische Fabrik Budenheim Rudolf A. Oetker, 6501 Budenheim | Verfahren zur entfernung von sulfationen aus technischer phosphorsaeure |
| DE2321751C3 (de) * | 1973-04-30 | 1981-11-19 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Reinigung von Naßphosphorsäure |
| JPS5018388A (en, 2012) * | 1973-06-21 | 1975-02-26 | ||
| 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 |
| DE2657189B2 (de) * | 1976-12-17 | 1980-02-07 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Reinigung von NaBverfahrensphosphorsäure |
| FR2447348A1 (fr) * | 1979-01-24 | 1980-08-22 | Rhone Poulenc Ind | Procede de purification d'un acide phosphorique impur |
-
1979
- 1979-11-14 DE DE19792945874 patent/DE2945874A1/de not_active Withdrawn
-
1980
- 1980-09-30 ES ES495506A patent/ES8105678A1/es not_active Expired
- 1980-10-24 EP EP80106516A patent/EP0029132B1/de not_active Expired
- 1980-10-24 AT AT80106516T patent/ATE2612T1/de not_active IP Right Cessation
- 1980-10-24 DE DE8080106516T patent/DE3062138D1/de not_active Expired
- 1980-11-05 CA CA000363987A patent/CA1144339A/en not_active Expired
- 1980-11-07 IL IL61430A patent/IL61430A/xx unknown
- 1980-11-10 US US06/205,172 patent/US4321245A/en not_active Expired - Lifetime
- 1980-11-11 FI FI803528A patent/FI65413C/fi not_active IP Right Cessation
- 1980-11-12 DD DD80225134A patent/DD154291A5/de not_active IP Right Cessation
- 1980-11-12 EG EG80706A patent/EG15048A/xx active
- 1980-11-13 MA MA19200A patent/MA18998A1/fr unknown
- 1980-11-13 JP JP15890080A patent/JPS5684307A/ja active Granted
- 1980-11-13 ZA ZA00807016A patent/ZA807016B/xx unknown
- 1980-11-13 SU SU803008195A patent/SU1088658A3/ru active
- 1980-11-13 BR BR8007397A patent/BR8007397A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EG15048A (en) | 1986-06-30 |
| FI803528L (fi) | 1981-05-15 |
| ATE2612T1 (de) | 1983-03-15 |
| FI65413B (fi) | 1984-01-31 |
| FI65413C (fi) | 1984-05-10 |
| JPH0135765B2 (en, 2012) | 1989-07-27 |
| ZA807016B (en) | 1981-11-25 |
| US4321245A (en) | 1982-03-23 |
| EP0029132A1 (de) | 1981-05-27 |
| SU1088658A3 (ru) | 1984-04-23 |
| IL61430A (en) | 1984-03-30 |
| ES495506A0 (es) | 1981-06-16 |
| DE3062138D1 (en) | 1983-03-31 |
| EP0029132B1 (de) | 1983-02-23 |
| JPS5684307A (en) | 1981-07-09 |
| BR8007397A (pt) | 1981-05-26 |
| ES8105678A1 (es) | 1981-06-16 |
| DD154291A5 (de) | 1982-03-10 |
| DE2945874A1 (de) | 1981-05-27 |
| IL61430A0 (en) | 1980-12-31 |
| MA18998A1 (fr) | 1981-07-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |