IL78325A0 - Process for the manufacture of pure phosphate salts - Google Patents

Process for the manufacture of pure phosphate salts

Info

Publication number: IL78325A0
Authority: IL; Israel
Prior art keywords: phosphate; mixtures; sodium; constituent selected; manufacture
Prior art date: 1986-03-30

Application number

IL78325A

Other languages

English (en)

Original Assignee

Negev Phosphates Ltd

Priority date (The priority date 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 date listed.)

1986-03-30

Filing date

1986-03-30

Publication date

1986-07-31

1986-03-30 Application filed by Negev Phosphates Ltd filed Critical Negev Phosphates Ltd

1986-03-30 Priority to IL78325A priority Critical patent/IL78325A0/xx

1986-06-06 Priority to US06/872,062 priority patent/US4759920A/en

1986-06-10 Priority to DE8686304443T priority patent/DE3669303D1/de

1986-06-10 Priority to EP86304443A priority patent/EP0240635B1/de

1986-06-10 Priority to AT86304443T priority patent/ATE50751T1/de

1986-07-17 Priority to CA000514046A priority patent/CA1324480C/en

1986-07-31 Publication of IL78325A0 publication Critical patent/IL78325A0/xx

Links

238000004519 manufacturing process Methods 0.000 title abstract 2
238000000034 method Methods 0.000 title abstract 2
125000002467 phosphate group Chemical class [H]OP(=O)(O[H])O[*] 0.000 title 1
235000019739 Dicalciumphosphate Nutrition 0.000 abstract 3
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
239000001506 calcium phosphate Substances 0.000 abstract 3
239000000470 constituent Substances 0.000 abstract 3
NEFBYIFKOOEVPA-UHFFFAOYSA-K dicalcium phosphate Chemical compound [Ca+2].[Ca+2].[O-]P([O-])([O-])=O NEFBYIFKOOEVPA-UHFFFAOYSA-K 0.000 abstract 3
229940038472 dicalcium phosphate Drugs 0.000 abstract 3
229910000390 dicalcium phosphate Inorganic materials 0.000 abstract 3
239000000203 mixture Substances 0.000 abstract 3
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 2
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 2
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 2
UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 abstract 2
BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 abstract 2
229910000397 disodium phosphate Inorganic materials 0.000 abstract 2
235000019800 disodium phosphate Nutrition 0.000 abstract 2
239000000706 filtrate Substances 0.000 abstract 2
238000006386 neutralization reaction Methods 0.000 abstract 2
239000002367 phosphate rock Substances 0.000 abstract 2
239000001488 sodium phosphate Substances 0.000 abstract 2
239000007787 solid Substances 0.000 abstract 2
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
229910019142 PO4 Inorganic materials 0.000 abstract 1
239000003513 alkali Substances 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
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
229910001861 calcium hydroxide Inorganic materials 0.000 abstract 1
238000002425 crystallisation Methods 0.000 abstract 1
150000002222 fluorine compounds Chemical class 0.000 abstract 1
239000010440 gypsum Substances 0.000 abstract 1
229910052602 gypsum Inorganic materials 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
239000010452 phosphate Substances 0.000 abstract 1
NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
229910052708 sodium Inorganic materials 0.000 abstract 1
239000011734 sodium Substances 0.000 abstract 1
229910000030 sodium bicarbonate Inorganic materials 0.000 abstract 1
235000017557 sodium bicarbonate Nutrition 0.000 abstract 1
WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 abstract 1
229910000029 sodium carbonate Inorganic materials 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
- 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)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Glass Compositions (AREA)
Detergent Compositions (AREA)
Cosmetics (AREA)
Preparation Of Compounds By Using Micro-Organisms (AREA)

IL78325A 1986-03-30 1986-03-30 Process for the manufacture of pure phosphate salts IL78325A0 (en)

Priority Applications (6)

Application Number	Priority Date	Filing Date	Title
IL78325A IL78325A0 (en)	1986-03-30	1986-03-30	Process for the manufacture of pure phosphate salts
US06/872,062 US4759920A (en)	1986-03-30	1986-06-06	Process for the manufacture of disodium phosphate
DE8686304443T DE3669303D1 (de)	1986-03-30	1986-06-10	Verfahren zur herstellung von natriummonohydrogenphosphat.
EP86304443A EP0240635B1 (de)	1986-03-30	1986-06-10	Verfahren zur Herstellung von Natriummonohydrogenphosphat
AT86304443T ATE50751T1 (de)	1986-03-30	1986-06-10	Verfahren zur herstellung von natriummonohydrogenphosphat.
CA000514046A CA1324480C (en)	1986-03-30	1986-07-17	Process for the manufacture of disodium phosphate

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IL78325A IL78325A0 (en)	1986-03-30	1986-03-30	Process for the manufacture of pure phosphate salts

Publications (1)

Publication Number	Publication Date
IL78325A0 true IL78325A0 (en)	1986-07-31

Family

ID=11056634

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL78325A IL78325A0 (en)	1986-03-30	1986-03-30	Process for the manufacture of pure phosphate salts

Country Status (6)

Country	Link
US (1)	US4759920A (de)
EP (1)	EP0240635B1 (de)
AT (1)	ATE50751T1 (de)
CA (1)	CA1324480C (de)
DE (1)	DE3669303D1 (de)
IL (1)	IL78325A0 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN115676788A (zh) *	2022-10-18	2023-02-03	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
CN115838159A (zh) *	2022-12-06	2023-03-24	重庆健能医药开发有限公司	一种磷酸二氢钠一水合物的制备方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
RU2277067C1 (ru) *	2004-10-04	2006-05-27	Михаил Игоревич Никандров	Способ получения семиводного динатрийфосфата
US9056775B2 (en)	2010-03-12	2015-06-16	Council Of Scientific And Industrial Research	Process for the preparation of inorganic hydrogels with alkali halides
CN110395705A (zh) *	2019-04-15	2019-11-01	江西南氏锂电新材料有限公司	锂云母提锂尾渣制磷酸三钠的循环利用工艺
CN112479172A (zh) *	2020-12-04	2021-03-12	上海天汉环境资源有限公司	一种磷酸氢二钠生产方法
US12577119B2 (en)	2021-11-19	2026-03-17	Crystaphase Products, Inc.	Method for forming insoluble solute adducts using an acidic medium

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB228220A (en) *	1923-09-28	1925-01-28	John Guilfoyle Williams	Improvements in and relating to the manufacture of water-soluble phosphates
US1638677A (en) *	1925-06-23	1927-08-09	Stockholders Syndicate	Process of treating phosphate rock
NL22621C (de) *	1927-07-11
US1910808A (en) *	1930-08-15	1933-05-23	U S Phosphoric Products Corp	Process of preparing phosphoric acid
US1961127A (en) *	1932-08-09	1934-06-05	Warner Chemical Company	Making disodium phosphate
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
DE1216264B (de) *	1963-09-16	1966-05-12	Knapsack Ag	Verfahren zur Herstellung von Dicalciumphosphatdihydrat
US3443889A (en) *	1964-08-17	1969-05-13	Kaiser Aluminium Chem Corp	Method of synthesis of alkali metal salts
FR1519763A (fr) *	1967-02-22	1968-04-05	Mini Ind Chimice	Procédé de fabrication des phosphates de sodium anhydres
SE328266B (de) *	1967-05-17	1970-09-14	Mizusawa Industrial Chem
US3661513A (en) *	1970-08-14	1972-05-09	Cities Service Co	Manufacture of alkali metal phosphates
US3697246A (en) *	1970-10-16	1972-10-10	Pennzoil United Inc	Potassium phosphate manufacture
US3840639A (en) *	1972-07-03	1974-10-08	Pennzoil Co	Method for the production of fluoride-free potassium phosphates
US4222990A (en) *	1974-10-07	1980-09-16	Pennzoil Company	Production of fluoride-free phosphates
US3993733A (en) *	1975-08-14	1976-11-23	Stauffer Chemical Company	Food grade alkali metal phosphates from wet process H3 PO4
US4191734A (en) *	1976-06-15	1980-03-04	Pennzoil Company	Fluoride-free phosphate reactions
JPS5937356A (ja) *	1982-08-27	1984-02-29	Toyota Motor Corp	動力伝達用無端ベルト

1986
- 1986-03-30 IL IL78325A patent/IL78325A0/xx not_active IP Right Cessation
- 1986-06-06 US US06/872,062 patent/US4759920A/en not_active Expired - Fee Related
- 1986-06-10 AT AT86304443T patent/ATE50751T1/de not_active IP Right Cessation
- 1986-06-10 EP EP86304443A patent/EP0240635B1/de not_active Expired - Lifetime
- 1986-06-10 DE DE8686304443T patent/DE3669303D1/de not_active Expired - Lifetime
- 1986-07-17 CA CA000514046A patent/CA1324480C/en not_active Expired - Fee Related

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN115676788A (zh) *	2022-10-18	2023-02-03	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
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
CN115838159A (zh) *	2022-12-06	2023-03-24	重庆健能医药开发有限公司	一种磷酸二氢钠一水合物的制备方法

Also Published As

Publication number	Publication date
CA1324480C (en)	1993-11-23
EP0240635B1 (de)	1990-03-07
ATE50751T1 (de)	1990-03-15
DE3669303D1 (de)	1990-04-12
EP0240635A1 (de)	1987-10-14
US4759920A (en)	1988-07-26

Legal Events

Date	Code	Title	Description
1996-12-05	RH	Patent void

Publication	Publication Date	Title
NO169885C (no)	1992-08-19	Fremgangsmaate for fremstilling av monokaliumfosfat
ES437314A1 (es)	1977-02-01	Procedimiento para preparar sulfato calcico alfa-semihidrata-do.
ES392861A1 (es)	1973-08-16	Procedimiento para la purificacion de acidos fosforicos porneutralizacion.
ES2162626T3 (es)	2002-01-01	Produccion de acido fosforico.
EP0248256A3 (de)	1988-03-23	Verfahren zur Herstellung von Kaliumdihydrogenphosphat
NO20010921D0 (no)	2001-02-23	FremgangsmÕte for fremstilling av natriumkloridkrystaller
IL78325A0 (en)	1986-07-31	Process for the manufacture of pure phosphate salts
OA07998A (fr)	1987-01-31	Procédé de préparation d'acide phosphorique et de sulfate de calcium.
DE60112289D1 (de)	2005-09-01	Herstellung von dicalciumphosphat oder monocalciumphosphat
ES8301849A1 (es)	1983-02-01	Procedimiento e instalacion para la preparacion de yeso se- mihidratado alfa
SE8304704L (sv)	1984-03-03	Forfarande for ombildning av gips
GB2250279A (en)	1992-06-03	Method for producing alkali metal phosphate
NO874346D0 (no)	1987-10-19	Fremgangsmaate for fremstilling av baa-hydroksysmoersyre og salter derav.
SE8501615L (sv)	1986-10-02	Forfarande for framstellning av klordioxid
SU628086A1 (ru)	1978-10-15	Способ получени кремнефторида натри
DE3662780D1 (en)	1989-05-18	Process for the manufacture of dense anhydrous sodium carbonate, and dense anhydrous sodium carbonate obtained by this process
GB1155957A (en)	1969-06-25	Phosphoric Acid Purification Process.
US3378342A (en)	1968-04-16	Process for preparing phosphites
SU1333633A1 (ru)	1987-08-30	Способ получени циклотетрафосфата щелочного металла
SE8302591D0 (sv)	1983-05-06	Forfarande for framstellning av fibergips (ii)
DK161707C (da)	1992-01-13	Fremgangsmaade til fremstilling af penicillansyrederivater
JPS51143597A (en)	1976-12-09	Process for purification of impure phosphoric acid
HUT45474A (en)	1988-07-28	Srocess for dechroming mother lye
GB787016A (en)	1957-11-27	Production of fertilizer materials
GB823337A (en)	1959-11-11	Preparation of alkylamine sulphate solutions