Patents Assigned to Dentaply DeTrey GmbH
  • Storage stable polymerizable compositions
    Patent number: 6998111
    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.
    Type: Grant
    Filed: August 5, 2003
    Date of Patent: February 14, 2006
    Assignee: Dentaply DeTrey GmbH
    Inventors: Joachim E. Klee, Uwe Walz