Two-component self-adhesive dental composition, process of production and use thereof

US10932994B2 · kind B2 · utility

Assignee

• 3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

• Reinhold Hecht · Kaufering, DE
• Manfred Ludsteck · Geretsried, DE
• Andrea Stippschild-Boxler · Landsberg, DE
• Gioacchino Raia · Türkenfeld, DE
• Rainer Guggenberger · Hanerau-Hademarschen, DE

Key dates

• Filing date: Jul 7, 2015
• Grant date: Mar 2, 2021
• Expiry date: Jul 7, 2035

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K6/887
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The present invention relates to a kit of parts comprising Part A and Part B, Part A comprising: ascorbic acid, component(s) comprising an ascorbic acid moiety or derivative(s) thereof, optionally polymerizable component(s) without acidic moieties, optionally polymerizable component(s) with acidic moieties, and optionally filler(s), Part B comprising polymerizable component(s) without acidic moieties, polymerizable component(s) with acidic moieties, transition metal component(s), organic peroxide(s), and optionally filler(s), The invention is also directed to a redox initiator system comprising ascorbic acid, component(s) comprising an ascorbic acid moiety or derivative(s) thereof, transition metal component(s), preferably comprising a copper or iron ion containing salt, organic peroxide(s), preferably comprising a hydroperoxide or di-peroxide. The kit of parts and redox initiator system are particularly useful in the dental field.