申请人:AGFA-GEVAERT
naamloze vennootschap
公开号:EP0350984A1
公开(公告)日:1990-01-17
An electrophotographic recording material comprising a conductive support and a photosensitive layer containing a photoconductive compound that has p-type charge generating capacity and is a trisazo compound which is the reaction product of the coupling reaction between a coupler compound that does not contain a carboxylic acid or sulphonic acid group and a diazonium salt represented by the following general formula (I) :
wherein :
each of L, M and Y (same or different) represents a phenylene group including a phenylene groups substituted with one or more substituents selected from the group consisting of lower alkyl (C₁-C₂), nitro, methoxy, ethoxy or halogen, or represents said phenylene group fused-on with the necessary atoms to close a saturated or unsaturated carbocyclic or heterocyclic ring or ring system including said ring or ring-system in substituted form, and
X⁻ is an anion.
一种电子照相制版记录材料,包括导电支架和光敏层,光敏层中含有一种具有 p 型电荷生成能力的光电导化合物,该化合物是一种三唑化合物,它是一种不含羧酸或磺酸基团的偶联剂化合物与由下式通式(I)代表的重氮盐偶联反应的反应产物:
其中 :
L、M 和 Y(相同或不同)各自代表一个亚苯基,包括被一个或多个选自低 级烷基(C₁-C₂)、硝基、甲氧基、乙氧基或卤素的取代基取代的亚苯基, 或代表所述亚苯基与必要的原子熔合,以封闭饱和或不饱和碳环或杂环或环系,包 括取代形式的所述环或环系,以及
X- 是阴离子。