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    • 9. 发明授权
    • Electrophotographic photoreceptor containing naphthalenetetracarboxylic acid diimide derivatives and electrophotographic imaging apparatus employing the same
    • 包含萘四甲酸二酰亚胺衍生物的电子照相感光体和使用其的电子照相成像装置
    • US07396624B2
    • 2008-07-08
    • US11095522
    • 2005-04-01
    • Beom-jun KimSeung-ju KimSaburo YokotaKyung-yol YonHwan-koo Lee
    • Beom-jun KimSeung-ju KimSaburo YokotaKyung-yol YonHwan-koo Lee
    • G03G5/06
    • G03G5/0651C07D471/06G03G5/0525G03G5/056G03G5/0614G03G5/0616G03G5/0618G03G5/0668G03G5/0696G03G5/076
    • An electrophotographic photoreceptor containing a naphthalenetetracarboxylic acid diimide derivative of Formula (1), which has a branched alkyl group substituted with an aryl group at the α-position with regard to nitrogen atoms of imide groups: wherein R1 and R2 are independently selected from the group consisting of a hydrogen atom, a halogen atom, a C1-C20 substituted or unsubstituted alkyl group, and a C1-C20 substituted or unsubstituted alkoxy group; R3 is selected from the group consisting of a C1-C20 substituted or unsubstituted alkyl group, a C1-C20 substituted or unsubstituted alkoxy group, a C7-C30 substituted or unsubstituted aralkyl group, and a group having the formula —(CH2)n—Y—R4; Ar is a C6-C30 substituted or unsubstituted aryl group; Y is an oxygen or sulfur atom; R4 is a hydrogen atom or a C1-C20 substituted or unsubstituted alkyl group; and n is an integer between 1 and 12. The naphthalenetetracarboxylic acid diimide derivative has high solubility in organic solvents and compatibility with binder resins, thus providing better electron transporting ability. The invention is also directed to an electrophotographic imaging apparatus using the photoreceptor.
    • 含有式(1)的萘四甲酸二酰亚胺衍生物的电子照相感光体,其具有相对于酰亚胺基团的氮原子在α位被芳基取代的支链烷基:其中R 1, R 2和R 2独立地选自氢原子,卤素原子,C 1 -C 20 - 取代或未取代的烷基 基团和C 1 -C 20取代或未取代的烷氧基; R 3 3选自C 1 -C 20 - 取代或未取代的烷基,C 1〜 取代或未取代的烷氧基,C 7 -C 30取代或未取代的芳烷基,以及具有式 - (CH 2)n - n R 4; Ar是C 6 -C 30取代或未取代的芳基; Y是氧或硫原子; R 4是氢原子或C 1 -C 20 - 取代或未取代的烷基; n为1〜12的整数。萘四甲酸二酰亚胺衍生物在有机溶剂中的溶解性高,与粘合剂树脂的相溶性好,因此具有更好的电子传输能力。 本发明还涉及使用感光体的电子照相成像设备。