Provided are: a urethane-based polycarbonate resin, including a repeating unit represented by the general formula [1], and a repeating unit represented by the general formula [2], in which the urethane-based polycarbonate resin has high wear resistance by virtue of a strong hydrogen bond between urethane groups; and an electrophotographic photoconductor, including a photosensitive layer provided on a conductive substrate, in which the electrophotographic photoconductor includes the above-mentioned polycarbonate resin as a component of the photosensitive layer, has high wear resistance, and maintains an excellent electrophotographic characteristic over a long time period: [Chem. 1] (Ar2 represents a group having a divalent aromatic group, and Ar1 represents a divalent aromatic group-containing group having a specific structure).
提供了一种
氨基甲酸酯基聚
碳酸酯树脂,包括由通式[1]表示的
重复单元和由通式[2]表示的
重复单元,其中
氨基甲酸酯基聚
碳酸酯树脂凭借
氨基甲酸酯基团之间的强
氢键具有高耐磨性;以及一种电致发光感光元件,包括设置在导电基板上的感光层,其中电致发光感光元件包括作为感光层成分的上述聚
碳酸酯树脂,具有高耐磨性,并能长期保持优异的电致发光特性:[
化学式 1] (Ar2 代表具有二价芳香基的基团,Ar1 代表具有特定结构的含二价芳香基的基团)。