NL184943C - PROCESS FOR STABILIZING CALCIUM HYDROGEN PHOSPHATE-2-WATER. - Google Patents

PROCESS FOR STABILIZING CALCIUM HYDROGEN PHOSPHATE-2-WATER.

Info

Publication number
NL184943C
NL184943C NL7711428A NL7711428A NL184943C NL 184943 C NL184943 C NL 184943C NL 7711428 A NL7711428 A NL 7711428A NL 7711428 A NL7711428 A NL 7711428A NL 184943 C NL184943 C NL 184943C
Authority
NL
Netherlands
Prior art keywords
water
hydrogen phosphate
calcium hydrogen
stabilizing calcium
stabilizing
Prior art date
Application number
NL7711428A
Other languages
Dutch (nl)
Other versions
NL184943B (en
NL7711428A (en
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of NL7711428A publication Critical patent/NL7711428A/en
Publication of NL184943B publication Critical patent/NL184943B/en
Application granted granted Critical
Publication of NL184943C publication Critical patent/NL184943C/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q11/00—Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/24—Phosphorous; Compounds thereof
    • 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
    • C01B25/327—After-treatment
    • 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
    • C01B25/34—Magnesium phosphates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Birds (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Cosmetics (AREA)
  • Paper (AREA)
NL7711428A 1976-10-23 1977-10-18 PROCESS FOR STABILIZING CALCIUM HYDROGEN PHOSPHATE-2-WATER. NL184943C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762648061 DE2648061C2 (en) 1976-10-23 1976-10-23 Method for stabilizing di-calcium hydrogen phosphate dihydrate

Publications (3)

Publication Number Publication Date
NL7711428A NL7711428A (en) 1978-04-25
NL184943B NL184943B (en) 1989-07-17
NL184943C true NL184943C (en) 1989-12-18

Family

ID=5991226

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7711428A NL184943C (en) 1976-10-23 1977-10-18 PROCESS FOR STABILIZING CALCIUM HYDROGEN PHOSPHATE-2-WATER.

Country Status (6)

Country Link
BE (1) BE859968A (en)
CA (1) CA1090531A (en)
DE (1) DE2648061C2 (en)
FR (1) FR2368440A1 (en)
GB (1) GB1548465A (en)
NL (1) NL184943C (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0045826A1 (en) * 1980-08-12 1982-02-17 Monsanto Company Dicalcium phosphate dihydrate having improved stability and a method for preparing it
US4472365A (en) * 1981-06-15 1984-09-18 Stauffer Chemical Company Dicalcium phosphate dihydrate having improved monofluorophosphate compatibility and process for the preparation thereof
ATE28398T1 (en) * 1982-04-20 1987-08-15 Beecham Group Plc AGENTS FOR ORAL HYGIENE.
DE3705845A1 (en) * 1987-02-24 1988-09-01 Hoechst Ag TOOTHPASES AND CLEANING BODIES FOR TOOTHPASES BASED ON DICALCIUMPHOSPHATE DIHYDRATE AND A METHOD FOR THE PRODUCTION OF SUCH CLEANING BODIES
DE3915746A1 (en) * 1989-05-13 1990-11-15 Hoechst Ag METHOD AND SYSTEM FOR THE PRODUCTION OF DICALCIUMPHOSPHATE
DK0475482T3 (en) 1990-09-13 1995-04-03 Akzo Nobel Nv Stabilized solid chemical agents
US5292520A (en) * 1990-09-13 1994-03-08 Akzo N.V. Stabilized solid pharmaceutical composition containing acid addition salts of a basic drug and an alkaline stabilizer
DE4305276A1 (en) * 1993-02-20 1994-08-25 Hoechst Ag Process for the preparation of a dicalcium phosphate dihydrate suitable for use in toothpastes
DE4306673A1 (en) * 1993-03-04 1994-09-08 Hoechst Ag Process for the preparation of a dicalcium phosphate dihydrate suitable for use in toothpastes

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2133286A (en) * 1937-05-11 1938-10-18 Rumford Chemical Works Acid calcium tetraphosphate and method of making the same
US2287699A (en) * 1940-02-15 1942-06-23 Monsanto Chemicals Stabilized dicalcium phosphate
FR1483486A (en) * 1965-06-16 1967-06-02 Knapsack Ag Process for the preparation of stabilized dicalcium phosphate dihydrate
DE2456692A1 (en) * 1974-11-30 1976-08-12 Henkel & Cie Gmbh PROCEDURE FOR STABILIZING CALCIUM HYDROGEN PHOSPHATE DIHYDRATE AGAINST HYDROLYSIS
DE2456667A1 (en) * 1974-11-30 1976-08-12 Henkel & Cie Gmbh PROCESS FOR STABILIZING CALCIUM HYDROGEN PHOSPHATE ANHYDRIDE AGAINST REALIZATION WITH FLUORION IONS
DE2456787A1 (en) * 1974-11-30 1976-08-12 Henkel & Cie Gmbh PROCEDURE FOR STABILIZING CALCIUM HYDROGEN PHOSPHATE DIHYDRATE AGAINST HYDROLYSIS
DE2456693A1 (en) * 1974-11-30 1976-08-12 Henkel & Cie Gmbh PROCESS FOR STABILIZING CALCIUM HYDROGEN PHOSPHATE ANHYDRIDE AGAINST REALIZATION WITH FLUORIONS
DE2456666A1 (en) * 1974-11-30 1976-08-12 Henkel & Cie Gmbh METHOD OF STABILIZING CALCIUM HYDROGEN PHOSPHATE DIHYDRATE AGAINST HYDROLYSIS
DE2456808A1 (en) * 1974-11-30 1976-08-12 Henkel & Cie Gmbh PROCESS FOR STABILIZING CALCIUM HYDROGEN PHOSPHATE ANHYDRIDE AGAINST REALIZATION WITH FLUORIONS

Also Published As

Publication number Publication date
GB1548465A (en) 1979-07-18
FR2368440A1 (en) 1978-05-19
NL184943B (en) 1989-07-17
BE859968A (en) 1978-04-21
DE2648061C2 (en) 1982-11-04
NL7711428A (en) 1978-04-25
CA1090531A (en) 1980-12-02
DE2648061A1 (en) 1978-04-27
FR2368440B1 (en) 1982-03-26

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
A85 Still pending on 85-01-01
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee