FR1122382A - Procédé de fabrication de phosphate alcalino-terreux bibasique et poudre luminescente contenant un tel phosphate - Google Patents

Procédé de fabrication de phosphate alcalino-terreux bibasique et poudre luminescente contenant un tel phosphate

Info

Publication number
FR1122382A
FR1122382A FR1122382DA FR1122382A FR 1122382 A FR1122382 A FR 1122382A FR 1122382D A FR1122382D A FR 1122382DA FR 1122382 A FR1122382 A FR 1122382A
Authority
FR
France
Prior art keywords
phosphate
bibasic
production
alkaline earth
powder containing
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
Application number
Other languages
English (en)
Inventor
Willy Schreurs
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ACEC
Umicore NV SA
Original Assignee
ACEC
Ateliers de Constructions Electriques de Charleroi SA
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 ACEC, Ateliers de Constructions Electriques de Charleroi SA filed Critical ACEC
Application granted granted Critical
Publication of FR1122382A publication Critical patent/FR1122382A/fr
Expired legal-status Critical Current

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
    • C01B25/265—General methods for obtaining phosphates
    • 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
    • C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
    • C01B25/325—Preparation by double decomposition
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/70—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing phosphorus
    • C09K11/71—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing phosphorus also containing alkaline earth metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Removal Of Specific Substances (AREA)
  • Treating Waste Gases (AREA)
FR1122382D 1955-02-22 1955-02-22 Procédé de fabrication de phosphate alcalino-terreux bibasique et poudre luminescente contenant un tel phosphate Expired FR1122382A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1122382T 1955-02-22

Publications (1)

Publication Number Publication Date
FR1122382A true FR1122382A (fr) 1956-09-05

Family

ID=9632593

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1122382D Expired FR1122382A (fr) 1955-02-22 1955-02-22 Procédé de fabrication de phosphate alcalino-terreux bibasique et poudre luminescente contenant un tel phosphate

Country Status (4)

Country Link
US (1) US2946656A (fr)
DE (1) DE1032724B (fr)
FR (1) FR1122382A (fr)
GB (1) GB787361A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2564817A1 (fr) * 1984-05-25 1985-11-29 Vysoka Skola Chem Tech Procede pour la fabrication de phosphate hydrogene de calcium et/ou de sa forme anhydre

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3110560A (en) * 1959-07-13 1963-11-12 Thorn Electrical Ind Ltd Preparation of alkaline earth metal phosphates
US3060129A (en) * 1959-08-07 1962-10-23 Philips Corp Method of increasing the light output of alkaline earth halophosphates
US3068067A (en) * 1960-05-20 1962-12-11 Sylvania Electric Prod Process of preparing luminescent grade dibasic calcium phosphate
DE1216264B (de) * 1963-09-16 1966-05-12 Knapsack Ag Verfahren zur Herstellung von Dicalciumphosphatdihydrat
DE1567609B1 (de) * 1963-09-28 1970-05-27 Knapsack Ag Verfahren zur Herstellung von Dicalciumphosphatdihydrat
US3927180A (en) * 1972-12-08 1975-12-16 Gte Sylvania Inc Method of converting brushite to monetite crystals with controlled variation in crystal habit
DE102008058177A1 (de) * 2008-11-20 2010-06-24 Eos Gmbh Electro Optical Systems Verfahren zur Identifizierung von Lasersinterpulvern

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1701265A (en) * 1924-05-06 1929-02-05 American Bemberg Corp Recovery of ammonia from dilute solution
US1701110A (en) * 1924-05-06 1929-02-05 American Bemberg Corp Process for the recovery of ammonia from the waste waters in the manufacture of artificial filaments by the cuprammonia process
US1913539A (en) * 1929-08-06 1933-06-13 Friedrich Hans Producing magnesium ammonium phosphate
US1999026A (en) * 1931-11-12 1935-04-23 Ruhrchemie Ag Production of fertilizers
FR833746A (fr) * 1938-02-14 1938-10-28 Kali Forschungsanstalt Gmbh Perfectionnements apportés aux procédés pour l'obtention du biphosphate de magnésium
US2427728A (en) * 1941-04-10 1947-09-23 Gen Electric Alkaline earth phosphor
US2385188A (en) * 1943-06-26 1945-09-18 Monsanto Chemicals Process for making alkali metal ferric pyrophosphate
US2482450A (en) * 1945-05-23 1949-09-20 Gen Electric Barium halophosphate phosphor
US2656266A (en) * 1948-03-15 1953-10-20 Norsk Hydro Elektrisk Method for reducing the acidity of nitric acid-calcium nitrate compositions containing phosphate ions
US2544664A (en) * 1949-03-17 1951-03-13 Rca Corp High-frequency high-power tube
US2664401A (en) * 1949-04-01 1953-12-29 Gen Electric Alkaline earth phosphate phosphors of the apatite type
US2726949A (en) * 1951-08-14 1955-12-13 Potasse & Engrais Chimiques Complex fertilizer and method of producing same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2564817A1 (fr) * 1984-05-25 1985-11-29 Vysoka Skola Chem Tech Procede pour la fabrication de phosphate hydrogene de calcium et/ou de sa forme anhydre

Also Published As

Publication number Publication date
DE1032724B (de) 1958-06-26
GB787361A (en) 1957-12-04
US2946656A (en) 1960-07-26

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