Polyaryletherketone resin material for dental use and method of producing resin composite material for dental use
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United States of America Patent
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May 4, 2021
Grant Date -
Sep 19, 2019
app pub date -
Nov 28, 2017
filing date -
Dec 9, 2016
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Abstract
A polyaryletherketone resin material is provided for dental use having high color tone stability in the case of exposure to visible light. The polyaryletherketone resin material for dental use includes 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.
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