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US 6,030,606 AGranted
Dental restoratives comprising Bis-EMA6
Assignee3M Innovative Properties Company
InventorBrian N. Holmes
Life of this patent
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Abstract
Dental restoratives comprising BisEMA6 UDMA, BisGMA and optionally TEGDMA are described. These restoratives exhibit excellent properties, including high toughness, low shrinkage, appropriate viscosity, long shelf stability, hardness and high strength.
Claims9
A dental restorative composition comprising
- i) 10-30% of a resin component, which in turn comprises
- a) 15-45% BisEMA6,
- b) 15-45% UDMA,
- c) 10-40% BisGMA and
- d) 0-10% TEGDMA;
- and
- ii) 70-90% of a filler.
4 more elements
Dependencies are inferred from the claim text.