Method of reducing surface defects in a positive dental model

Disclosed is a method of making a positive model of a tooth or gum comprising the steps of pouring hardenable positive impression material into a negative impression of the tooth or gum comprising a cured, vinyl polysiloxane composition and hardening the positive impression material, wherein the imp...

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Bibliographic Details
Main Author HAMER, JAMES D
Format Patent
LanguageEnglish
French
German
Published 16.05.1990
Subjects
APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
DENTISTRY
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Summary:Disclosed is a method of making a positive model of a tooth or gum comprising the steps of pouring hardenable positive impression material into a negative impression of the tooth or gum comprising a cured, vinyl polysiloxane composition and hardening the positive impression material, wherein the improvement comprises applying finely divided palladium over at least part of the surface of the negative impression that will contact the positive impression material before pouring the hardenable positive impression material.
Bibliography:Application Number: EP19890311274