POLY(ARYL ETHER KETONE) RESIN MATERIAL FOR DENTAL USE

Provided is a polyaryletherketone resin material for dental use having high color tone stability in the case of exposure to visible light. The present invention is directed to a polyaryletherketone resin material for dental use, including a polyaryletherketone resin, which is a thermoplastic resin c...

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Bibliographic Details
Main Authors NAGASAWA, Yuko, SHIMIZU, Tomonao, YAMAGAWA, Junichiro
Format Patent
LanguageEnglish
French
German
Published 16.10.2019
Subjects
APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
CHEMISTRY
COMPOSITIONS BASED THEREON
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
DENTISTRY
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Summary:Provided is a polyaryletherketone resin material for dental use having high color tone stability in the case of exposure to visible light. The present invention is directed to a polyaryletherketone resin material for dental use, including a polyaryletherketone resin, which is a thermoplastic resin containing at least an aromatic group, an ether group (ether bond), and a ketone group (ketone bond) in its structural unit, and having a b* value of 10.0 or more in terms of colorimetric value of a 1.0 mm molded body in a CIELab color system under a black background condition.
Bibliography:Application Number: EP20170878737