申请人:Kao Corporation
公开号:US05187310A1
公开(公告)日:1993-02-16
A compound represented by the formula (1): ##STR1## wherein Ar.sub.1 l represents an arylene group; Ar.sub.2 and Ar.sub.3 independently represent an aryl group or an arylene group; R.sub.2 and R.sub.3, which may be identical or not, independently represent a hydrogen atom or an alkyl group having a carbon number of 4 or less, or R.sub.2 and R.sub.3 both represent --SiR.sub.4 R.sub.5 R.sub.6 (R.sub.4, R.sub.5 and R.sub.6, which may be identical or not, independently represent an alkyl group, aralkyl group or aryl group which may be substituted); R.sub.1 represents --SiR.sub.7 R.sub.8 R.sub.9 (R.sub.7, R.sub.8 and R.sub.9, which may be identical or not, independently represent an alkyl group, cycloalkyl group, aralkyl group or aryl group which may be substituted, or none (only in the case where R.sub.2 and R.sub.3 represent --SiR.sub.4 R.sub.5 R.sub.6), one or two of R.sub.7, R.sub.8 and R.sub.9 represent the following: ##STR2## wherein Ar.sub.1, Ar.sub.2, Ar.sub.3, R.sub.2 and R.sub.3 have the same definitions as above), a method of its production and a photoreceptor for electrophotography incorporating it as a change transport material. The photoreceptor is very excellent in sensitivity and durability.
化合物的分子式为(1): ##STR1## 其中Ar.sub.1代表芳基烃基; Ar.sub.2和Ar.sub.3分别代表芳基或芳基烃基; R.sub.2和R.sub.3可以相同也可以不同,分别代表具有4个或更少碳原子的氢原子或烷基,或R.sub.2和R.sub.3都表示--SiR.sub.4 R.sub.5 R.sub.6(R.sub.4、R.sub.5和R.sub.6可以相同也可以不同,分别代表可以被取代的烷基、芳基烷基或芳基); R.sub.1表示--SiR.sub.7 R.sub.8 R.sub.9(R.sub.7、R.sub.8和R.sub.9可以相同也可以不同,分别代表可以被取代的烷基、环烷基、芳基烷基或芳基,或者没有(仅在R.sub.2和R.sub.3表示--SiR.sub.4 R.sub.5 R.sub.6的情况下),R.sub.7、R.sub.8和R.sub.9中的一个或两个代表以下内容: ##STR2## 其中Ar.sub.1、Ar.sub.2、Ar.sub.3、R.sub.2和R.sub.3的定义与上述相同),以及其制备方法和作为电子照相材料的光导体。该光导体在灵敏度和耐久性方面非常优秀。