Storage stable polymerizable compositions

US6998111B2 · kind B2 · utility

Assignee

• Dentaply DeTrey GmbH · DE

Inventors

• Joachim E. Klee · Radolfzell, DE
• Uwe Walz · Konstanz, DE

Key dates

• Filing date: Aug 5, 2003
• Grant date: Feb 14, 2006
• Expiry date: Aug 5, 2023

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K6/30
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A composition is adapted to be stored for at least 24 hours at between 0° C. to 40° C. and between 0 percent and 100 percent humidity. The composition includes from 0.2 to 5 percent by weight of a peroxide, from 0.2 to 3 percent by weight of a metal containing material, from 0.1 to 3 percent by weight of a protected reducing agent. The protected reducing agent is adapted to form an active reducing agent. Optionally the composition includes from 0 to 1 percent by weight of an amine.