申请人:Studer Katia
公开号:US20110218266A1
公开(公告)日:2011-09-08
Photoinitiators mixture comprising (i) at least one compound selected from the group consisting of alpha-hydroxy ketones, monoacylphosphine oxides, bisacylphosphine oxides, ketosulfones, benzil ketals, benzoin ether, phenylglyoxylates, borates and titanocenes; and (ii) at least one compound of the formula (I) or (I′) R
1
, R′
1
, R
2
and R
2
′ R′
9
independently of each other for example are hydrogen or C
1
-C
12
alkyl R
7
, R
8
, R
9
, R′
8
and R′
9
independently of each other for example are hydrogen, C
1
-C
12
alkyl which optionally is substituted or phenyl which optionally is substituted, exhibit excellent photoinitiating properties.