申请人:Ciba-Geigy Corporation
公开号:US04271294A1
公开(公告)日:1981-06-02
Compounds of the formula I ##STR1## wherein Ar.sup.1 and Ar.sup.2 represent unsubstituted or substituted phenyl, R.sup.1 represents hydrogen, alkyl, alkoxy, hydroxyalkyl, allyl, benzyl or a group --O--R.sup.2 -NR.sup.3 R.sup.4, R.sup.2 represents alkylene and --NR.sup.3 R.sup.4 is an open chain or cyclic organic amino group, are effective initiators for the photopolymerization of unsaturated compounds or for the photocrosslinking of polyolefins. They can be obtained by different methods which are in themselves known, in particular by reaction of the corresponding haloalkyl ethers or haloalkyl ketals with primary or secondary amines.
化合物的公式I如下:##STR1##其中Ar.sup.1和Ar.sup.2代表未取代或取代的苯基,R.sup.1代表氢,烷基,烷氧基,羟基烷基,烯丙基,苄基或一个--O--R.sup.2 -NR.sup.3 R.sup.4的基团,R.sup.2代表烷基,--NR.sup.3 R.sup.4是开链或环状有机氨基团,对于不饱和化合物的光聚合或聚烯烃的光交联具有有效的引发作用。它们可以通过不同的已知方法获得,特别是通过相应的卤代烷醚或卤代烷基酮与一次或二次胺的反应。