申请人:Ivoclar Vivadent AG
公开号:US20150080490A1
公开(公告)日:2015-03-19
The invention relates to a composition with at least one polymerizable binder, wherein the composition contains a photoinitiator mixture which contains (a) at least one diacylgermanium compound of general formula (I)
in which R
1
, R
2
independently of each other are a linear C
1-4
-alkyl, or C
2-4
-alkenyl radical, which can be substituted by one or more polymerizable groups; R
3
, R
4
independently of each other are in each case H, halogen, a branched or linear C
1-4
-alkyl or —O—C
1-4
-alkyl radical; R
5
, R
6
, R
7
independently of each other are in each case H, halogen, a linear C
1-20
-alkyl, -alkenyl, -alkoxy or -alkenoxy radical, which can be interrupted by one or more —O—, —S— or —NR
8
— radicals and substituted by one or more polymerizable groups; and R
8
independently is in each case H, a C
1-20
-alkyl, -alkenyl, -alkoxy or -alkenoxy radical, (b) at least one α-diketone and (c) at least one accelerator, as well as the use of the composition for example for producing a filling composite.