ZA743713B - Purification of phosphoric acid by means of organic solvents - Google Patents
Purification of phosphoric acid by means of organic solventsInfo
- Publication number
- ZA743713B ZA743713B ZA00743713A ZA743713A ZA743713B ZA 743713 B ZA743713 B ZA 743713B ZA 00743713 A ZA00743713 A ZA 00743713A ZA 743713 A ZA743713 A ZA 743713A ZA 743713 B ZA743713 B ZA 743713B
- Authority
- ZA
- South Africa
- Prior art keywords
- purification
- phosphoric acid
- organic solvents
- solvents
- organic
- Prior art date
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 title 1
- 239000003960 organic solvent Substances 0.000 title 1
- 238000000746 purification Methods 0.000 title 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2334019A DE2334019C3 (de) | 1973-07-04 | 1973-07-04 | Verfahren zur Reinigung von verunreinigter wäßriger Phosphorsäure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA743713B true ZA743713B (en) | 1975-06-25 |
Family
ID=5885915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00743713A ZA743713B (en) | 1973-07-04 | 1974-06-11 | Purification of phosphoric acid by means of organic solvents |
Country Status (22)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1436113A (en) * | 1972-04-26 | 1976-05-19 | Albright & Wilson | Purification of phosphoric acid |
| DE2538720C2 (de) * | 1975-08-30 | 1982-11-18 | Giulini Chemie Gmbh, 6700 Ludwigshafen | Verfahren zur Reinigung von Naßverfahrensphosphorsäure |
| FR2447348A1 (fr) * | 1979-01-24 | 1980-08-22 | Rhone Poulenc Ind | Procede de purification d'un acide phosphorique impur |
| DE3246415A1 (de) * | 1982-12-15 | 1984-06-20 | Hoechst Ag, 6230 Frankfurt | Verfahren zur reinigung von nassverfahrenphosphorsaeure |
| JPS60155513A (ja) * | 1984-01-23 | 1985-08-15 | Mitsui Toatsu Chem Inc | 燐酸液の濃縮方法 |
| DE19703884C2 (de) | 1997-02-03 | 1999-04-29 | Bk Giulini Chem Gmbh & Co Ohg | Verfahren zur Reinigung von Naßverfahrensphosphorsäure |
| RU2318725C1 (ru) * | 2006-11-10 | 2008-03-10 | Открытое акционерное общество "Научно-исследовательский институт по удобрениям и инсектофунгицидам им. Я.В. Самойлова" | Способ очистки экстракционной фосфорной кислоты |
| JP6143808B2 (ja) * | 2015-05-28 | 2017-06-07 | 曽田香料株式会社 | 水溶液中の溶質成分の抽出法 |
| DE102016212242B4 (de) | 2016-07-05 | 2019-02-07 | Technische Universität Bergakademie Freiberg | Verfahren zur Herstellung von Phosphorsäure aus phosphorhaltigen Primär- und Sekundärrohstoffen |
| CN108862223A (zh) * | 2018-09-07 | 2018-11-23 | 云南云天化股份有限公司 | 一种有效延长磷酸浓缩系统设备清洗周期的方法 |
| CN110316891A (zh) * | 2019-03-25 | 2019-10-11 | 华颢控股（集团）有限公司 | 一种h酸废水萃取工艺以及改性脂肪族减水剂的制备方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE884358C (de) * | 1951-09-20 | 1953-07-27 | Gerardo Collardin | Verfahren zur Reinigung von technischer Phosphorsaeure |
-
1973
- 1973-07-04 DE DE2334019A patent/DE2334019C3/de not_active Expired
-
1974
- 1974-05-24 NL NLAANVRAGE7407025,A patent/NL178408C/xx not_active IP Right Cessation
- 1974-05-29 ES ES426753A patent/ES426753A1/es not_active Expired
- 1974-05-30 CH CH740074A patent/CH603488A5/xx not_active IP Right Cessation
- 1974-06-11 ZA ZA00743713A patent/ZA743713B/xx unknown
- 1974-06-14 GB GB2647274A patent/GB1463742A/en not_active Expired
- 1974-06-16 IL IL45043A patent/IL45043A/en unknown
- 1974-06-20 FI FI1900/74A patent/FI190074A7/fi unknown
- 1974-06-21 SU SU742035160A patent/SU589902A3/ru active
- 1974-06-24 PH PH15977A patent/PH12113A/en unknown
- 1974-06-25 EG EG244/74A patent/EG11909A/xx active
- 1974-06-26 AT AT530074A patent/AT351492B/de not_active IP Right Cessation
- 1974-06-27 JP JP49073758A patent/JPS5239799B2/ja not_active Expired
- 1974-06-27 TR TR19869A patent/TR19869A/xx unknown
- 1974-06-27 FR FR7422510A patent/FR2235876B1/fr not_active Expired
- 1974-06-27 SE SE7408508A patent/SE397332B/xx unknown
- 1974-06-28 BE BE146016A patent/BE817018A/xx not_active IP Right Cessation
- 1974-06-28 BR BR5372/74A patent/BR7405372A/pt unknown
- 1974-06-28 DK DK350174*A patent/DK350174A/da not_active Application Discontinuation
- 1974-06-28 IT IT51807/74A patent/IT1018704B/it active
- 1974-06-28 DD DD179576A patent/DD112420A5/xx unknown
- 1974-06-28 CA CA203,698A patent/CA1020725A/en not_active Expired
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