Dental composition, kit of parts and use thereof

US8710113B2 · kind B2 · utility

Assignee

• 3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

• Adrian S. Eckert · Herrsching am Ammersee, DE
• Michael Cub · Munich, DE
• Bettina Hailand · Herrsching am Ammersee, DE
• Marion B. Kestel · Munich, DE
• Karsten Dede · Landsberg, DE
• Uwe H. Hoheisel · Birkenfeld, DE
• Gioacchino Raia · Türkenfeld, DE
• Christoph Thalacker · Weilheim, DE
• Reinhold Hecht · Kaufering, DE
• Thomas Luchterhandt · Pleidelsheim, DE
• Peter Bissinger · Dießen, DE
• Wolf Steiger · Geretsried, DE

Key dates

• Filing date: Jun 24, 2011
• Grant date: Apr 29, 2014
• Expiry date: Jun 24, 2031

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C2603/66
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention relates to a dental composition comprising a) a compound (A) with the following features: only one backbone unit (U) with 6 to 20 carbon atoms, at least 6 carbon atoms thereof forming an aromatic or an aliphatic cyclic moiety, the remaining carbon atoms either being part of substituents pending from the cyclic moiety or being part of bridging groups to spacer units, wherein one or more of the remaining carbon atoms can be replaced by an oxygen atom, the backbone unit not comprising a bisphenol structure and halogen atoms, one or two unit(s) (S) being connected to the backbone unit (U) via an ether linkage, at least one unit (S) comprising a —CH2-CH2-CH2-CH2-O—CH2-CH(Q)-OG moiety or a —CH2-CH(OG)-CH2-OM moiety or a mixture of these two types of moieties within one unit (S), with G comprising at least one polymerizable moiety and an urethane moiety, the urethane moiety acting as connecting element to unit(s) (S), and M comprising at least one group selected from acroyl, methacroyl, aryl, mixtures and combinations thereof, Q comprising at least one group selected from hydrogen, methyl, phenyl, phenoxymethyl, mixtures and combinations thereof, and with the proviso that on…