Dual-Curing Dental Compositions with High Stability
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United States of America Patent
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Aug 27, 2020
app pub date -
Feb 26, 2019
filing date -
Feb 26, 2019
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Abstract
Two-part dual-curing dental compositions containing a hydroperoxide, a thiourea derivative and an acetylacetonate salt as redox radical initiator system, are provided. The dental compositions may contain an acidic monomer for use as a self-adhesive cement. The dental compositions possess enhanced shelf-life stability for working/setting time, bonding strength, color stability, slump, flexural strength/modulus, and when kept at 50° C. for more than 16 weeks.
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