Patent ID: 7906564
Filing Date: 2011-03-15
Classification: A61K

Abstract:
1. A self-etching and bonding dental resin cement composition, comprising: a two-paste system that is combined prior to use, wherein a first paste comprises wherein the first polymerizable (meth)acrylate carboxylic acid/anhydride is 4-(meth)acryloyloxymethyltrimellitic acid; 4-(meth)acryloyloxymethyltrimellitic anhydride; 4-(meth)acryloyloxyethyltrimellitic acid; 4-(meth)acryloyloxyethyltrimellitic anhydride; 4-(meth)acryloyloxypropylltrimellitic acid; 4-(meth)acryloyloxypropyltrimellitic anhydride; or a combination thereof; wherein a second paste comprises wherein the self-etching and bonding dental resin cement composition is substantially free of added water.