申请人:JENERIC/PENTRON Incorporated
公开号:EP0742001A2
公开(公告)日:1996-11-13
In a polymerizable dental restorative resin composition useful as a dental composite resin and/or a denture/denture base material comprising at least one binder resin, a diluent monomer, at least one filler, optionally, a photopolymerization system comprising an initiator for initiating polymerization of the composite resin upon exposure to visible light and an accelerator, and an initiator for initiating polymerization of the composite resin upon application of heat, the improvement imparting shelf stability and substantially eliminating discoloration is provided comprising the initiator for initiating polymerization upon application of heat having the general formula:
R-N=N-R'
wherein R and R' can be the same or different, and are selected from the group consisting of oxygen-free aliphatic, cycloaliphatic, aromatic, and heterocyclic moieties.
一种可聚合的牙科修复树脂组合物,可用作牙科复合树脂和/或义齿/假牙基底材料,该组合物包含至少一种粘合剂树脂、稀释剂单体、至少一种填料、可选的光聚合体系,该体系包含用于在暴露于可见光时引发复合树脂聚合的引发剂和促进剂,以及用于在加热时引发复合树脂聚合的引发剂:
R-N=N-R'
其中 R 和 R'可以相同或不同,并选自无氧脂肪族、环脂族、芳香族和杂环族。