Patent ID: 6919386

Claim:
A preparation comprising: (A) 30 to 56 wt.-% aziridino polyethers with a cyclic polyether content lower than 5.0 wt.-%; (B) 30 to 45 wt.-% compounds which effect a softening of the cured dental materials; (C) 10 to 15 wt.-% fillers; (D) 4 to 10 wt.-% further active ingredients; with the provisos that the weight ratio between constituents (A) and (C) to the compounds of constituent (B) is 1.2 to 2.1; constituent (B) comprises (B1) compounds with molar masses lower than 500 g/mol, (B2) trisacyl esters of glycerol of non-animal origin with molar masses between 500 to 2000 g/mol and (B3) compounds with molar masses greater than 2000 g/mol; and the weight ratio between (B1) and (B3) is 1:0.8 to 1:2.3.