申请人:Ciba-Geigy Corporation
公开号:US04363917A1
公开(公告)日:1982-12-14
Novel compounds of the formula I or II ##STR1## are described, in which M.sub.1 and M.sub.2 individually are --OH or together are --O--, R is hydrogen, C.sub.1-20 -alkyl, C.sub.2-5 -alkenyl, C.sub.3-5 -alkynyl, C.sub.5-12 -cycloalkyl, benzyl, phenyl or toluyl, X is --NO.sub.2, --OR', --SR' or --SO.sub.2 R' and the (R')s independently of one another are C.sub.1-20 -alkyl, C.sub.3-5 -alkenyl, C.sub.3-5 -alkynyl, C.sub.2-4 -monohydroxyalkyl, C.sub.1-12 -halogenoalkyl, benzyl, C.sub.5-12 -cycloalkyl, phenyl, carboxyphenyl, halogenophenyl, nitrophenyl, alkyl- or alkoxy-phenyl each having 1-4 C atoms in the alkyl or alkoxy moieties, or acetylaminophenyl. The compounds (I) and compounds (II) in which M.sub.1 and M.sub.2 together are --O-- are suitable as sensitizers for photocrosslinkable polymers or as initiators for the photopolymerization of ethylenically unsaturated compounds or for the photochemical crosslinking of polyolefins.
描述了公式I或II的新化合物,其中M.sub.1和M.sub.2分别为--OH或者一起为--O--,R为氢,C.sub.1-20-烷基,C.sub.2-5-烯基,C.sub.3-5-炔基,C.sub.5-12-环烷基,苄基,苯基或甲苯基,X为--NO.sub.2,--OR',--SR'或--SO.sub.2 R',而(R')s独立地为C.sub.1-20-烷基,C.sub.3-5-烯基,C.sub.3-5-炔基,C.sub.2-4-单羟基烷基,C.sub.1-12-卤代烷基,苄基,C.sub.5-12-环烷基,苯基,羧基苯基,卤代苯基,硝基苯基,烷基或烷氧基苯基,其中烷基或烷氧基中每个有1-4个碳原子,或乙酰氨基苯基。其中M.sub.1和M.sub.2一起为--O--的化合物(I)和化合物(II)可用作光交联聚合物的感光剂,或用作乙烯不饱和化合物的光聚合引发剂,或用于聚烯烃的光化学交联。