Dental material containing phosphonic acids

US6902608B2 · kind B2 · utility

Assignee

• Ernst Muehlbauer GmbH & Co. KG · DE

Inventors

• Christoph Erdmann · Ulm, DE
• Silke Ziegler · Hamburg, DE
• Stephan Neffgen · Hamburg, DE
• Carsten Bolln · Schenefeld, DE
• Wolfgang Mühlbauer · Hamburg, DE
• Rainer Luck · Tornesch, DE

Key dates

• Filing date: Jul 3, 2001
• Grant date: Jun 7, 2005
• Expiry date: Jul 3, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F9/3821
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to dental materials which contain hydrolysis-resistant phosphonic acids with ethylenically unsaturated double bonds and which are especially suitable for use as adhesion promoters.