GB1522159A - Process for the stabilisation of calciumhydrogenphosphate-dihydrate against hydrolysis - Google Patents

Process for the stabilisation of calciumhydrogenphosphate-dihydrate against hydrolysis

Info

Publication number
GB1522159A
GB1522159A GB44226/75A GB4422675A GB1522159A GB 1522159 A GB1522159 A GB 1522159A GB 44226/75 A GB44226/75 A GB 44226/75A GB 4422675 A GB4422675 A GB 4422675A GB 1522159 A GB1522159 A GB 1522159A
Authority
GB
United Kingdom
Prior art keywords
treated
phosphate
acid
against hydrolysis
silicic acid
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
GB44226/75A
Other languages
English (en)
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.)
Henkel AG and Co KGaA
Original Assignee
Henkel AG and Co KGaA
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 Henkel AG and Co KGaA filed Critical Henkel AG and Co KGaA
Publication of GB1522159A publication Critical patent/GB1522159A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3839—Polyphosphonic acids
    • C07F9/3873—Polyphosphonic acids containing nitrogen substituent, e.g. N.....H or N-hydrocarbon group which can be substituted by halogen or nitro(so), N.....O, N.....S, N.....C(=X)- (X =O, S), N.....N, N...C(=X)...N (X =O, S)
    • 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
    • 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
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/55—Phosphorus compounds
    • 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
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Inorganic Chemistry (AREA)
  • Birds (AREA)
  • Epidemiology (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Cosmetics (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
GB44226/75A 1974-11-30 1975-10-28 Process for the stabilisation of calciumhydrogenphosphate-dihydrate against hydrolysis Expired GB1522159A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742456692 DE2456692A1 (de) 1974-11-30 1974-11-30 Verfahren zum stabilisieren von calciumhydrogenphosphat-dihydrat gegen hydrolyse

Publications (1)

Publication Number Publication Date
GB1522159A true GB1522159A (en) 1978-08-23

Family

ID=5932153

Family Applications (1)

Application Number Title Priority Date Filing Date
GB44226/75A Expired GB1522159A (en) 1974-11-30 1975-10-28 Process for the stabilisation of calciumhydrogenphosphate-dihydrate against hydrolysis

Country Status (11)

Country Link
US (1) US4117086A (enExample)
JP (1) JPS5177596A (enExample)
AT (1) AT340055B (enExample)
BE (1) BE836032A (enExample)
CH (1) CH617155A5 (enExample)
DE (1) DE2456692A1 (enExample)
ES (1) ES443033A1 (enExample)
FR (1) FR2292666A1 (enExample)
GB (1) GB1522159A (enExample)
IT (1) IT1049912B (enExample)
NL (1) NL7512860A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121278A (en) * 1982-04-20 1983-12-21 Beecham Group Plc Oral hygiene compositions

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2648061C2 (de) * 1976-10-23 1982-11-04 Hoechst Ag, 6000 Frankfurt Verfahren zum Stabilisieren von Di-calciumhydrogenphosphatdihydrat
JPS5636408A (en) * 1980-08-27 1981-04-09 Lion Corp Toothpaste composition
GB9021393D0 (en) * 1990-10-02 1990-11-14 Interox Chemicals Ltd Peroxide compositions
US5158763A (en) * 1990-10-09 1992-10-27 Colgate-Palmolive Company Non-staining anti-bacterial oral composition

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2018410A (en) * 1933-12-11 1935-10-22 Victor Chemical Works Dentifrice preparation
BE539808A (enExample) * 1953-07-08
US3012852A (en) * 1956-06-06 1961-12-12 Monsanto Chemicals Stabilized calcium phosphates and process therefor
US3169096A (en) * 1959-06-30 1965-02-09 Stauffer Chemical Co Phosphate dentifrice
US3066056A (en) * 1959-06-30 1962-11-27 Victor Chemical Works Stabilized dicalcium phosphate dihydrate
US3244478A (en) * 1961-07-24 1966-04-05 Monsanto Co Processes and compositions for conditioning phosphates
US3308029A (en) * 1963-11-06 1967-03-07 Monsanto Co Dentifrice compositions comprising dicalcium orthophosphate and sodium monofluorophosphate
NL149701C (nl) * 1965-12-08 1981-05-15 Procter & Gamble Werkwijze voor het bereiden van een tegen tandsteen werkzaam tandverzorgingsmiddel, dat als werkzaam bestanddeel een fosfonzuurderivaat bevat, alsmede gevormd tandverzorgingsmiddel.
GB1143123A (en) * 1966-05-18 1969-02-19 Albright & Wilson Mfg Ltd Phosphate compositions
US3678154A (en) * 1968-07-01 1972-07-18 Procter & Gamble Oral compositions for calculus retardation
DE2130794C3 (de) * 1971-06-22 1974-07-11 Joh. A. Benckiser Gmbh, 6700 Ludwigshafen Verfahren zur Herstellung von l-Hydroxy-S-amino-propan-ljl-diphosphonsäure
US3792152A (en) * 1971-11-12 1974-02-12 Monsanto Co Stabilized phosphate and dentifrice compositions and process for producing same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121278A (en) * 1982-04-20 1983-12-21 Beecham Group Plc Oral hygiene compositions

Also Published As

Publication number Publication date
FR2292666A1 (fr) 1976-06-25
FR2292666B1 (enExample) 1978-05-12
CH617155A5 (enExample) 1980-05-14
BE836032A (fr) 1976-05-28
ES443033A1 (es) 1977-08-01
NL7512860A (nl) 1976-06-01
DE2456692A1 (de) 1976-08-12
IT1049912B (it) 1981-02-10
AT340055B (de) 1977-11-25
ATA906175A (de) 1977-03-15
JPS5177596A (enExample) 1976-07-05
US4117086A (en) 1978-09-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee