US 7,452,924 B2 · Self-etching emulsion dental compositions and methods

Self-etching emulsion dental compositions and methods

Assignees3M Espe AG, 3M Innovative Properties Company

InventorsSteven M. Aasen, Ahmed S. Abuelyaman, Hendrik M. Grupp, Miriam Hansen, Thomas Klettke, Guenther Lechner, Kevin M. Lewandowski, Thomas Luchterhandt, Sumita B. Mitra, Prabhakara S. Rao, Victoria A. Russell, Michael S. Wendland

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Abstract

The present invention is directed to dental compositions that can be used as adhesives for bonding a dental material to a dental structure surface and/or as a dental restorative material. The dental composition is preferably applied to a dental structure surface under conditions effective to etch the dental structure surface.

Claims14

Dependent claims

An adhesive composition comprising:

an ethylenically unsaturated compound with acid functionality;
an ethylenically unsaturated compound without acid functionality;
an initiator system;
a surfactant;
and
water,
wherein the adhesive composition is a self-etching, water-in-oil emulsion dental adhesive composition, and wherein the adhesive composition comprises inverse micelles.

4 more elements

Dependencies are inferred from the claim text.

Facts

Application

10/916,169Filed 11 Aug 2004 · us provisional application

Priority

12 Aug 2003

Published

US 2005/0176844 A111 Aug 2005

Granted

18 Nov 2008

Term ends

Not estimatedThe source records don’t support an estimate.

Classification7 codes

A61K 6/887
Comprising natural or synthetic resins: compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
A61K 6/30
Preparations for dentistry: compositions for temporarily or permanently fixing teeth or palates, e.g. primers for dental adhesives
A61K 49/14
Organic compounds: peptides, e.g. proteins
A61K 49/221
Echographic preparations; Ultrasonic imaging preparations: characterised by the targeting agent or modifying agent linked to the…