ATE50751T1 - Verfahren zur herstellung von natriummonohydrogenphosphat. - Google Patents

Verfahren zur herstellung von natriummonohydrogenphosphat.

Info

Publication number
ATE50751T1
ATE50751T1 AT86304443T AT86304443T ATE50751T1 AT E50751 T1 ATE50751 T1 AT E50751T1 AT 86304443 T AT86304443 T AT 86304443T AT 86304443 T AT86304443 T AT 86304443T AT E50751 T1 ATE50751 T1 AT E50751T1
Authority
AT
Austria
Prior art keywords
phosphate
mixtures
sodium
constituent selected
calcium
Prior art date
Application number
AT86304443T
Other languages
English (en)
Inventor
Alexander Iosef
Menachem Bar-On
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.)
Filing date
Publication date
Application filed by Negev Phosphates Ltd filed Critical Negev Phosphates Ltd
Application granted granted Critical
Publication of ATE50751T1 publication Critical patent/ATE50751T1/de

Links

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)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Detergent Compositions (AREA)
  • Cosmetics (AREA)
  • Glass Compositions (AREA)
AT86304443T 1986-03-30 1986-06-10 Verfahren zur herstellung von natriummonohydrogenphosphat. ATE50751T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL78325A IL78325A0 (en) 1986-03-30 1986-03-30 Process for the manufacture of pure phosphate salts
EP86304443A EP0240635B1 (de) 1986-03-30 1986-06-10 Verfahren zur Herstellung von Natriummonohydrogenphosphat

Publications (1)

Publication Number Publication Date
ATE50751T1 true ATE50751T1 (de) 1990-03-15

Family

ID=11056634

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86304443T ATE50751T1 (de) 1986-03-30 1986-06-10 Verfahren zur herstellung von natriummonohydrogenphosphat.

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)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011110931A1 (en) * 2010-03-12 2011-09-15 Council Of Scientific & Industrial Research A 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
CA3238650A1 (en) * 2021-11-19 2023-05-25 Umakant Pravinchandra Joshi Method for forming insoluble solute adducts using an acidic medium
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

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
BE556751A (de) * 1956-05-01
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

Also Published As

Publication number Publication date
EP0240635A1 (de) 1987-10-14
IL78325A0 (en) 1986-07-31
DE3669303D1 (de) 1990-04-12
US4759920A (en) 1988-07-26
CA1324480C (en) 1993-11-23
EP0240635B1 (de) 1990-03-07

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEIH Change in the person of patent owner
EEFA Change of the company name
REN Ceased due to non-payment of the annual fee