How do CFCs break down ozone molecules

EP0607822A1 - Formulation for testing the vitality of teeth containing liquid propellants - Google Patents

Formulation for testing the vitality of teeth containing liquid propellants Download PDF

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Publication number
EP0607822A1
EP0607822A1EP94100197AEP94100197AEP0607822A1EP 0607822 A1EP0607822 A1EP 0607822A1EP 94100197 AEP94100197 AEP 94100197AEP 94100197 AEP94100197 AEP 94100197AEP 0607822A A1EP0EP0607822A A1EP0
Authority
EP
European Patent Office
Prior art keywords
weight
hydroheptafluoropropane
vitality
teeth
tetrafluoroethane
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.)
Granted
Application number
EP94100197A
Other languages
German (de)
French (fr)
Other versions
EP0607822B1 (en
Inventor
Hans-Matthias Dr. Deger
Claudia Schütz
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.)
Hoechst AG
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
Priority to DE4301205priorityCritical
Priority to DE4301205priority
Application filed by Hoechst AGfiledCriticalHoechst AG
Publication of EP0607822A1publicationCriticalpatent / EP0607822A1 / en
Application granted granted Critical
Publication of EP0607822B1publicationCriticalpatent / EP0607822B1 / en
Anticipated expirationlegal-statusCritical
Expired - Lifetimelegal-statusCriticalCurrent

Left

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  • 210000000515ToothAnatomy0.000titleclaimsabstractdescription30
  • 238000009472formulationMethods0.000titleclaimsabstractdescription16
  • 239000007788liquidSubstances0.000titleclaimsdescription15
  • 239000003380propellantSubstances0.000title1
  • LVGUZGTVOIAKKC-UHFFFAOYSA-N1,1,1,2-TetrafluoroethaneChemical compoundFCC (F) (F) FLVGUZGTVOIAKKC-UHFFFAOYSA-N0.000claimsabstractdescription36
  • YFMFNYKEUDLDTL-UHFFFAOYSA-N1,1,1,2,3,3,3-HeptafluoropropaneChemical compoundFC (F) (F) C (F) C (F) (F) FYFMFNYKEUDLDTL-UHFFFAOYSA-N0.000claimsabstractdescription18
  • 239000007789gasesSubstances0.000claimsdescription15
  • 239000008188pelletsSubstances0.000claimsdescription14
  • 235000009161Espostoa lanataNutrition0.000claimsdescription4
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  • 229910052782aluminiumInorganic materials0.000description1
  • XAGFODPZIPBFFR-UHFFFAOYSA-NaluminumChemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N0.000description1
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Classifications

    • A — HUMAN NECESSITIES
    • A61-MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K — PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
    • A61K49 / 00 — Preparations for testing in vivo