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    • 2. 发明申请
    • NOVEL COMPOUNDS FOR USE AS PHOTOINITIATORS
    • 用作光敏剂的新型化合物
    • WO2003002557A1
    • 2003-01-09
    • PCT/GB2002/002397
    • 2002-05-23
    • COATES BROTHERS PLCDAVIDSON, Robert, StephenPRATT, Joanna
    • DAVIDSON, Robert, StephenPRATT, Joanna
    • C07D409/04
    • C07D409/04C07D327/08C07D333/76C07D335/12C07D339/08
    • Asymmetric compounds of formula (I): [in which: R 1 , R 2 and R 3 each represents a direct bond, an oxygen atom, a group >CH 2 , a sulphur atom, a group >C=O or a group (CH 2 ) 2 -; R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , R 10 and R 11 each represents a hydrogen atom, an alkyl, alkoxy or alkenyl group, a halogen atom, a nitro group, a nitrile group, a hydroxyl group, an aryl group, an aralkyl or aralkyloxy group, an aryloxy group, an arylalkenyl group, a cycloalkyl group, a carboxy group, an alkoxycarbonyl or alkylcarbonyloxy, an aryloxycarbonyl group, an alkanesulphonyl group, an arenesulphonyl group, an alkanoyl group or an arylcarbonyl group and X - represents an anion]; where the ring systems identified as A and B are different from each other, are useful as cationic photoinitiators for use in radiation-curable coating compositions, such as printing inks and varnishes, and have the advantages that they are relatively odour-free on curing, and allow the photoinitiator to be tailored more precisely to the desired application.
    • 式(I)的不对称化合物:[其中:R 1,R 2和R 3各自表示直接键,氧原子,基团> CH 2,硫原子,基团> C = O或基团(CH 2)2 - ; R 4,R 5,R 6,R 7,R 8,R 9,R 10和R 11各自表示氢原子,烷基,烷氧基或 烯基,卤原子,硝基,腈基,羟基,芳基,芳烷基或芳烷氧基,芳氧基,芳基烯基,环烷基,羧基,烷氧基羰基或烷基羰基氧基, 芳氧基羰基,烷磺酰基,芳烃磺酰基,烷酰基或芳基羰基,X'表示阴离子]; 其中鉴定为A和B的环体系彼此不同,可用作用于可辐射固化涂料组合物如印刷油墨和清漆的阳离子光引发剂,并且具有在固化时相对无气味的优点, 并且允许光引发剂更精确地定制成所需的应用。