ZA864431B - Process for the manufacture of monopotassium phosphate - Google Patents
Process for the manufacture of monopotassium phosphateInfo
- Publication number
- ZA864431B ZA864431B ZA864431A ZA864431A ZA864431B ZA 864431 B ZA864431 B ZA 864431B ZA 864431 A ZA864431 A ZA 864431A ZA 864431 A ZA864431 A ZA 864431A ZA 864431 B ZA864431 B ZA 864431B
- Authority
- ZA
- South Africa
- Prior art keywords
- phosphate
- monopotassium
- manufacture
- monopotassium phosphate
- range
- Prior art date
Links
- 229910000402 monopotassium phosphate Inorganic materials 0.000 title abstract 3
- 235000019796 monopotassium phosphate Nutrition 0.000 title abstract 3
- GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 title abstract 3
- LWIHDJKSTIGBAC-UHFFFAOYSA-K potassium phosphate Substances [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 2
- 239000000706 filtrate Substances 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 239000002367 phosphate rock Substances 0.000 abstract 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
- 229910019142 PO4 Inorganic materials 0.000 abstract 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 1
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- 239000011575 calcium Substances 0.000 abstract 1
- 235000010216 calcium carbonate Nutrition 0.000 abstract 1
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract 1
- 239000000920 calcium hydroxide Substances 0.000 abstract 1
- 235000011116 calcium hydroxide Nutrition 0.000 abstract 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 abstract 1
- 239000000292 calcium oxide Substances 0.000 abstract 1
- 235000012255 calcium oxide Nutrition 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000000470 constituent Substances 0.000 abstract 1
- 150000002222 fluorine compounds Chemical class 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 239000005416 organic matter Substances 0.000 abstract 1
- 239000003960 organic solvent Substances 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
- 239000010452 phosphate Substances 0.000 abstract 1
- CHKVPAROMQMJNQ-UHFFFAOYSA-M potassium bisulfate Chemical compound [K+].OS([O-])(=O)=O CHKVPAROMQMJNQ-UHFFFAOYSA-M 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
- C01B25/26—Phosphates
- C01B25/30—Alkali metal phosphates
- C01B25/301—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
-
- 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
- C01B25/26—Phosphates
- C01B25/30—Alkali metal phosphates
- C01B25/301—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
- C01B25/303—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates with elimination of impurities
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Saccharide Compounds (AREA)
- Fertilizers (AREA)
- Seasonings (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL75767A IL75767A (en) | 1985-07-10 | 1985-07-10 | Process for the manufacture of pure monopotassium phosphate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA864431B true ZA864431B (en) | 1987-02-25 |
Family
ID=11056061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA864431A ZA864431B (en) | 1985-07-10 | 1986-06-13 | Process for the manufacture of monopotassium phosphate |
Country Status (10)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8825390D0 (en) * | 1988-10-31 | 1988-11-30 | Univ Waterloo | Production of chloride-free fertilizers-11 |
| US5114460A (en) * | 1988-10-31 | 1992-05-19 | Alpine Plant Foods Limited | Production of low-chloride alkali metal phosphates |
| FI107330B (fi) * | 1999-12-03 | 2001-07-13 | Kemira Agro Oy | Kahden alkalimetallisuolan valmistaminen yhdistetyllä ioninvaihto- ja kiteytysmenetelmällä |
| RU2164494C1 (ru) * | 2000-04-18 | 2001-03-27 | Открытое акционерное общество "Буйский химический завод" | Способ получения монокалийфосфата |
| RU2261222C1 (ru) * | 2004-08-10 | 2005-09-27 | Открытое акционерное общество "Научно-исследовательский институт по удобрениям и инсектофунгицидам им. проф. Я.В. Самойлова" (ОАО "НИУИФ") | Способ получения монокалийфосфата |
| US7374740B2 (en) * | 2005-03-31 | 2008-05-20 | Cargill, Incorporated | Process for producing high purity phosphates |
| IL174212A (en) * | 2006-03-09 | 2011-09-27 | Rotem Amfert Negev Ltd | Solid, soluble and soluble fertilizers, free flow and preparation |
| RU2682549C1 (ru) * | 2017-10-13 | 2019-03-19 | Федеральное государственное унитарное предприятие "Институт химических реактивов и особо чистых химических веществ Национального исследовательского центра "Курчатовский институт" | Способ очистки растворов калия дигидрофосфата |
| WO2021203123A1 (en) | 2020-03-31 | 2021-10-07 | Johnson Matthey Public Limited Company | Phosphate salts manufacturing processes |
| CN112758906A (zh) * | 2020-12-31 | 2021-05-07 | 谢坪 | 磷酸二氢钾的生产工艺 |
| CN114057172B (zh) * | 2021-12-29 | 2023-01-20 | 山东省神农生态科技股份有限公司 | 玉米浆中钾离子回收生产磷酸二氢钾的方法及其生产的磷酸二氢钾 |
| CN115535979B (zh) * | 2022-10-18 | 2023-08-08 | 新希望化工投资有限公司 | 一种磷酸二氢钾及利用磷酸氢钙制备磷酸二氢钾的方法 |
| CN115676788B (zh) * | 2022-10-18 | 2024-02-02 | 新希望化工投资有限公司 | 一种高纯磷酸二氢钾及其制备方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US29458A (en) * | 1860-08-07 | petefls | ||
| GB807057A (en) * | 1956-05-01 | 1957-01-07 | Makhtsavei Israel | Improvements in or relating to a process for the preparation of water-soluble sulfates, phosphates or nitrates |
| GB1203444A (en) * | 1967-03-07 | 1970-08-26 | Albright & Wilson Mfg Ltd | Production of potassium dihydrogen phosphate |
| US3600152A (en) * | 1968-08-27 | 1971-08-17 | Pennzoil United Inc | Phosphate fertilizer products |
| IE34022B1 (en) * | 1968-09-20 | 1975-01-08 | Goulding Ltd W & H M | The production of fertilisers |
| US3803884A (en) * | 1969-01-09 | 1974-04-16 | Fitzwilton Ltd | Production of fertilizers |
| USRE29458E (en) | 1970-10-16 | 1977-10-25 | Pennzoil Company | Potassium phosphate manufacture |
| US3697246A (en) * | 1970-10-16 | 1972-10-10 | Pennzoil United Inc | Potassium phosphate manufacture |
| US3956464A (en) * | 1970-10-16 | 1976-05-11 | Pennzoil Company | Preparation of phosphates |
| US4191734A (en) * | 1976-06-15 | 1980-03-04 | Pennzoil Company | Fluoride-free phosphate reactions |
| US4160657A (en) * | 1978-01-19 | 1979-07-10 | Pennzoil Company | Preparation of monocalcium phosphate and phosphoric acid |
| AU568132B2 (en) * | 1983-06-24 | 1987-12-17 | Thomas, G. | Alkali metal phosphates |
-
1985
- 1985-07-10 IL IL75767A patent/IL75767A/xx not_active IP Right Cessation
-
1986
- 1986-06-06 US US06/872,061 patent/US4678649A/en not_active Expired - Lifetime
- 1986-06-10 AT AT86304442T patent/ATE52238T1/de not_active IP Right Cessation
- 1986-06-10 EP EP86304442A patent/EP0208422B1/en not_active Expired - Lifetime
- 1986-06-10 DE DE8686304442T patent/DE3670624D1/de not_active Expired - Lifetime
- 1986-06-11 CA CA000511309A patent/CA1326753C/en not_active Expired - Fee Related
- 1986-06-13 ZA ZA864431A patent/ZA864431B/xx unknown
- 1986-06-16 AU AU58895/86A patent/AU585027B2/en not_active Expired
- 1986-07-09 NO NO862783A patent/NO169885C/no not_active IP Right Cessation
- 1986-07-09 JP JP61159872A patent/JPH0733244B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| IL75767A0 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1985-11-29 |
| IL75767A (en) | 1988-09-30 |
| NO169885C (no) | 1992-08-19 |
| ATE52238T1 (de) | 1990-05-15 |
| AU585027B2 (en) | 1989-06-08 |
| CA1326753C (en) | 1994-02-08 |
| JPH0733244B2 (ja) | 1995-04-12 |
| AU5889586A (en) | 1987-01-15 |
| NO862783L (no) | 1987-01-12 |
| EP0208422B1 (en) | 1990-04-25 |
| NO862783D0 (no) | 1986-07-09 |
| EP0208422A2 (en) | 1987-01-14 |
| JPS6212603A (ja) | 1987-01-21 |
| DE3670624D1 (de) | 1990-05-31 |
| US4678649A (en) | 1987-07-07 |
| NO169885B (no) | 1992-05-11 |
| EP0208422A3 (en) | 1987-04-01 |
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