CH620359A5 - - Google Patents

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Publication number
CH620359A5
CH620359A5 CH978976A CH978976A CH620359A5 CH 620359 A5 CH620359 A5 CH 620359A5 CH 978976 A CH978976 A CH 978976A CH 978976 A CH978976 A CH 978976A CH 620359 A5 CH620359 A5 CH 620359A5
Authority
CH
Switzerland
Prior art keywords
hydroxy
salts
acid
tartar
oral
Prior art date
Application number
CH978976A
Other languages
German (de)
English (en)
Inventor
Helmut Blum
Karl-Heinz Dr Worms
Original Assignee
Henkel 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 Kgaa filed Critical Henkel Kgaa
Publication of CH620359A5 publication Critical patent/CH620359A5/de

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/55Phosphorus compounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00Drugs for disorders of the metabolism
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00Drugs for disorders of the metabolism
    • A61P3/12Drugs for disorders of the metabolism for electrolyte homeostasis
    • A61P3/14Drugs for disorders of the metabolism for electrolyte homeostasis for calcium homeostasis
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q11/00Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/14Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/28Phosphorus compounds with one or more P—C bonds
    • C07F9/38Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3839Polyphosphonic acids
    • C07F9/3873Polyphosphonic 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)
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16Organic compounds
    • C11D3/36Organic compounds containing phosphorus
    • C11D3/364Organic compounds containing phosphorus containing nitrogen
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23FNON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/10Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
    • C23F11/167Phosphorus-containing compounds
    • C23F11/1676Phosphonic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Epidemiology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Diabetes (AREA)
  • Hematology (AREA)
  • Obesity (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Birds (AREA)
  • Rheumatology (AREA)
  • Endocrinology (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Detergent Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Cosmetics (AREA)
CH978976A 1975-08-01 1976-07-30 CH620359A5 (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2534391A DE2534391C2 (de) 1975-08-01 1975-08-01 1-Hydroxy-3-aminoalkan-1,1-diphosphonsäuren

Publications (1)

Publication Number Publication Date
CH620359A5 true CH620359A5 (nl) 1980-11-28

Family

ID=5952992

Family Applications (2)

Application Number Title Priority Date Filing Date
CH978876A CH599234A5 (nl) 1975-08-01 1976-07-30
CH978976A CH620359A5 (nl) 1975-08-01 1976-07-30

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH978876A CH599234A5 (nl) 1975-08-01 1976-07-30

Country Status (10)

Country Link
US (1) US4054598A (nl)
JP (1) JPS5925798B2 (nl)
AT (2) AT350161B (nl)
BE (1) BE844649A (nl)
CH (2) CH599234A5 (nl)
DE (1) DE2534391C2 (nl)
FR (1) FR2319646A1 (nl)
GB (1) GB1540238A (nl)
IT (1) IT1064728B (nl)
NL (1) NL7607703A (nl)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4134969A (en) * 1974-02-04 1979-01-16 Henkel Kommanditgesellschaft Auf Aktien (Henkel Kgaa) Method of treatment of calcium disorders using aminoalkane-diphosphonic acids
US4029696A (en) * 1976-04-09 1977-06-14 Benckiser-Knapsack Gmbh N-hydroxy alkane amino alkane diphosphonic acids, process of producing same, and compositions for and method of using same
US4208401A (en) * 1977-08-19 1980-06-17 Colgate-Palmolive Company Quaternary ammonium alkylene diphosphonate anti-calculus agents
DE2745084A1 (de) * 1977-10-07 1979-04-12 Henkel Kgaa Diphosphonsaeuren
DE2745083C2 (de) * 1977-10-07 1985-05-02 Henkel KGaA, 4000 Düsseldorf Hydroxydiphosphonsäuren und Verfahren zu deren Herstellung
US4234511A (en) * 1979-07-26 1980-11-18 Buckman Laboratories, Inc. Dialkylamino-N,N-bis(phosphonoalkylene)alkylamines and use in aqueous systems as precipitation and corrosion inhibitors
DE3016289A1 (de) * 1980-04-28 1981-10-29 Henkel KGaA, 4000 Düsseldorf Verfahren zur herstellung von omega -amino-1-hydroxyalkyliden-1,1-bis-phosphonsaeuren
US4304734A (en) * 1980-10-16 1981-12-08 Vysoka Skola Chemicko-Technologicka 6-Amino-1-hydroxyhexylidene diphosphonic acid, salts and a process for production thereof
IT1201087B (it) * 1982-04-15 1989-01-27 Gentili Ist Spa Bifosfonati farmacologicamente attivi,procedimento per la loro preparazione e relative composizioni farmaceutiche
US4446052A (en) * 1982-05-17 1984-05-01 The Procter & Gamble Company Aqueous gel containing tricalcium di(1-hydroxy-3-aminopropane-1,1-diphosphonate
DE3370443D1 (en) 1982-06-10 1987-04-30 Mallinckrodt Inc Radiographic imaging agents
DE3334211A1 (de) * 1983-09-22 1985-04-04 Henkel KGaA, 4000 Düsseldorf Dihydroxyalkandiphosphonsaeuren
US4639338A (en) * 1984-08-06 1987-01-27 Ciba-Geigy Corporation Preparation of crystalline disodium 3-amino-1-hydroxypropane-1,1-diphosphonate pentahydrate
DE3434667A1 (de) * 1984-09-21 1986-04-03 Henkel KGaA, 4000 Düsseldorf 4-dimethylamino-1-hydroxybutan-1,1-diphosphonsaeure, deren wasserloesliche salze, verfahren zu ihrer herstellung sowie ihre verwendung
IT1196315B (it) * 1984-10-29 1988-11-16 Gentili Ist Spa Procedimento per la preparazione di acidi difosfonici
US4761406A (en) * 1985-06-06 1988-08-02 The Procter & Gamble Company Regimen for treating osteoporosis
DE3540150A1 (de) * 1985-11-13 1987-05-14 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
DE3623397A1 (de) * 1986-07-11 1988-01-14 Boehringer Mannheim Gmbh Neue diphosphonsaeurederivate, verfahren zu deren herstellung und diese verbindungen enthaltende arzneimittel
DE3724654A1 (de) * 1987-07-25 1989-02-02 Henkel Kgaa Hydroxyacetonitrildiphosphonsaeure, verfahren zu ihrer herstellung und ihre verwendung
DE3724653A1 (de) * 1987-07-25 1989-02-02 Henkel Kgaa Olefinische diphosphonsaeuren, verfahren zu ihrer herstellung und ihre verwendung als thresholder sowie komplexierend wirkende, olefinische diphosphonsaeuren enthaltende zusammensetzungen
US5110807A (en) * 1988-12-01 1992-05-05 Ciba-Geigy Corporation Araliphatylaminoalkanediphosphonic acids
US5190930A (en) * 1987-12-11 1993-03-02 Ciba-Geigy Corporation Araliphatylaminoalkanediphosphonic acids
DE3812693A1 (de) * 1988-03-19 1989-09-28 Reckitt Gmbh Reinigungstablette fuer zahnprothesen
FR2629716B1 (fr) * 1988-04-07 1991-07-19 Sanofi Sa Composition pharmaceutique pour administration orale a base d'un derive d'acide diphosphonique
US5154843A (en) * 1989-02-08 1992-10-13 The Lubrizol Corporation Hydroxyalkane phosphonic acids and derivatives thereof and lubricants containing the same
US4922007A (en) * 1989-06-09 1990-05-01 Merck & Co., Inc. Process for preparing 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid or salts thereof
US5139786A (en) * 1989-07-07 1992-08-18 Ciba-Geigy Corporation Topical formulations
MX21452A (es) * 1989-07-07 1994-01-31 Ciba Geigy Ag Preparaciones farmaceuticas que se administran en forma topica.
EP0416689B1 (en) * 1989-09-06 1995-11-29 Merck & Co. Inc. Acyloxymethyl esters of bisphosphonic acids as bone resorption inhibitors
US5227506A (en) * 1989-09-06 1993-07-13 Merck & Co., Inc. Acyloxymethyl esters of bisphosphonic acids as bone resorption inhibitors
US5019651A (en) * 1990-06-20 1991-05-28 Merck & Co., Inc. Process for preparing 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid (ABP) or salts thereof
US5158763A (en) * 1990-10-09 1992-10-27 Colgate-Palmolive Company Non-staining anti-bacterial oral composition
US5318772A (en) * 1991-12-10 1994-06-07 The Dow Chemical Company Oral compositions for inhibiting calculus formation
WO1993024494A1 (en) * 1992-05-29 1993-12-09 The Procter & Gamble Pharmaceuticals, Inc. Quaternary nitrogen-containing phosphonate compounds, for treating abnormal calcium and phosphate metabolism
US5358941A (en) * 1992-12-02 1994-10-25 Merck & Co., Inc. Dry mix formulation for bisphosphonic acids with lactose
US6406714B1 (en) 1992-12-02 2002-06-18 Merck & Co., Inc. Dry mix formulation for bisphosphonic acids
US5431920A (en) * 1993-09-21 1995-07-11 Merck Frosst, Canada, Inc. Enteric coated oral compositions containing bisphosphonic acid antihypercalcemic agents
US20010007863A1 (en) * 1998-06-18 2001-07-12 Merck & Co., Inc. Wet granulation formulation for bisphosphonic acids
EP0753523A1 (en) 1995-07-10 1997-01-15 Gador S.A. Amino-substituted bisphosphonic acids
AR024462A1 (es) 1999-07-01 2002-10-02 Merck & Co Inc Tabletas farmaceuticas
AR021347A1 (es) * 1999-10-20 2002-07-17 Cipla Ltd Una composicion farmaceutica que contiene acido(s) bisfosfoncio o sal(es) del mismo y un proceso de preparacion de la misma
US6677320B2 (en) 2000-01-20 2004-01-13 Hoffmann-La Roches Inc. Parenteral bisphosphonate composition with improved local tolerance
PE20011061A1 (es) 2000-02-01 2001-11-20 Procter & Gamble Cristalizacion selectiva del acido 3-piridil-1-hidroxi-etiliden-1,1-bisfosfonico sodio como el hemipentahidrato o el monohidrato
PE20011065A1 (es) 2000-02-01 2001-11-21 Procter & Gamble Proceso para fabricar bisfosfonatos geminales
US7595109B2 (en) * 2001-04-12 2009-09-29 Eestor, Inc. Electrical-energy-storage unit (EESU) utilizing ceramic and integrated-circuit technologies for replacement of electrochemical batteries
US7729811B1 (en) 2001-04-12 2010-06-01 Eestor, Inc. Systems and methods for utility grid power averaging, long term uninterruptible power supply, power line isolation from noise and transients and intelligent power transfer on demand
US7914755B2 (en) * 2001-04-12 2011-03-29 Eestor, Inc. Method of preparing ceramic powders using chelate precursors
KR100638122B1 (ko) * 2001-12-21 2006-10-24 더 프록터 앤드 갬블 캄파니 골 장애의 치료 방법
ITMI20020908A1 (it) * 2002-04-29 2003-10-29 Chemi Spa Processo di preparazione di sodio alendronato
PT1506041E (pt) * 2002-05-10 2007-12-28 Hoffmann La Roche Ácido ibandrónico para o tratamento e a prevenção da osteoporose
JP4485117B2 (ja) * 2002-06-27 2010-06-16 日東電工株式会社 保護剥離用フィルム
US20040138180A1 (en) * 2002-10-03 2004-07-15 Barr Laboratories, Inc. Bisphosphonate composition and process for the preparation thereof
SI1790347T1 (sl) 2002-12-20 2015-03-31 F. Hoffmann-La Roche Ag Formulacija z visokim odmerkom ibandronata
US20040206932A1 (en) 2002-12-30 2004-10-21 Abuelyaman Ahmed S. Compositions including polymerizable bisphosphonic acids and methods
JP5001006B2 (ja) 2003-08-12 2012-08-15 スリーエム イノベイティブ プロパティズ カンパニー 自己エッチング性歯科用組成物および方法
CN101018534B (zh) 2004-07-08 2012-07-04 3M创新有限公司 牙科的方法,组合物,和包括酸敏感染料的试剂盒
US8722760B2 (en) 2004-08-11 2014-05-13 3M Innovative Properties Company Self-adhesive compositions including a plurality of acidic compounds
US20060104931A1 (en) * 2004-11-12 2006-05-18 Takeshi Fukutome Cosmetic treatment article comprising substrate and gel composition
US7648687B1 (en) * 2006-06-15 2010-01-19 Eestor, Inc. Method of purifying barium nitrate aqueous solution
ATE473990T1 (de) * 2006-06-23 2010-07-15 Cipla Ltd Verfahren zur synthese von ibandronat-natrium
US8853116B2 (en) * 2006-08-02 2014-10-07 Eestor, Inc. Method of preparing ceramic powders
US7993611B2 (en) * 2006-08-02 2011-08-09 Eestor, Inc. Method of preparing ceramic powders using ammonium oxalate
US8145362B2 (en) * 2006-08-04 2012-03-27 Eestor, Inc. Utility grid power averaging and conditioning
EP2101716A2 (en) * 2006-12-13 2009-09-23 3M Innovative Properties Company Methods of using a dental composition having an acidic component and a photobleachable dye
CN101679465B (zh) * 2007-04-11 2013-08-21 霍夫曼-拉罗奇有限公司 伊班膦酸盐的制备方法
KR20110123782A (ko) * 2009-02-27 2011-11-15 에스톨, 인코포레이티드 산화물 분말의 습식 화학 공침을 위한 반응 튜브 및 열수 처리 방법
KR20130139743A (ko) * 2010-01-20 2013-12-23 에스톨, 인코포레이티드 바륨 이온 소스의 정제
GB201200868D0 (en) 2012-01-19 2012-02-29 Depuy Int Ltd Bone filler composition
PL407922A1 (pl) 2014-04-16 2015-10-26 Wrocławskie Centrum Badań Eit + Spółka Z Ograniczoną Odpowiedzialnością Nowe bisfosfoniany i ich zastosowanie

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1002355C2 (de) * 1954-05-03 1957-07-25 Thomae Gmbh Dr K Verfahren zur Herstellung von ª‡-prim.-Amino-diphosphonsaeuren und deren Estern
FR96342E (nl) * 1967-12-09 1972-06-16
US3705191A (en) * 1970-04-13 1972-12-05 Monsanto Co Substituted ethane diphosphonic acids and salts and esters thereof
DE2405254C2 (de) * 1974-02-04 1982-05-27 Henkel KGaA, 4000 Düsseldorf Verwendung von 3-Amino-1-Hydroxypropan-1, 1-diphosphonsäure oder ihrer wasserlöslichen Salze bei der Beeinflußung von Calciumstoffwechselstörungen im menschlichen oder tierischen Körper

Also Published As

Publication number Publication date
ATA563376A (de) 1978-09-15
DE2534391A1 (de) 1977-02-17
JPS5925798B2 (ja) 1984-06-21
CH599234A5 (nl) 1978-05-31
IT1064728B (it) 1985-02-25
AT349642B (de) 1979-04-10
DE2534391C2 (de) 1983-01-13
FR2319646B1 (nl) 1978-05-05
NL7607703A (nl) 1977-02-03
AT350161B (de) 1979-05-10
ATA563176A (de) 1978-10-15
US4054598A (en) 1977-10-18
GB1540238A (en) 1979-02-07
FR2319646A1 (fr) 1977-02-25
BE844649A (fr) 1977-01-31
JPS5219628A (en) 1977-02-15

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