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    • 1. 发明授权
    • Optical recording medium
    • 光记录介质
    • US4851322A
    • 1989-07-25
    • US79443
    • 1987-07-30
    • Yoshio InagakiTakanori HiokiNaonori Makinokeiichi AdachiYoshiaki Suzuki
    • Yoshio InagakiTakanori HiokiNaonori Makinokeiichi AdachiYoshiaki Suzuki
    • G03C1/73
    • G03C1/73Y10S430/146
    • A new optical recording medium is herein disclosed, the recording medium comprising a substrate and an optical recording layer formed thereon comprising a dye represented by the following general formula (I): ##STR1## (wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 respectively represent a hydrogen atom, a halogen atom or a monovalent organic group; A denotes a bivalent organic group which is bonded to the ring through a double bond; and X.crclbar. represents an anionic group and is present in a number required to neutralize existing cationic charges, provided that X.crclbar. may form an intramolecular salt together with either of R.sub.1 to R.sub.6 and A or that at least one of the following combinations, R.sub.2 and R.sub.3 ; R.sub.3 and R.sub.4 ; R.sub.4 and R.sub.5 ; R.sub.5 and R.sub.6 may form a substituted or unsubstituted aromatic carbocyclic ring or aromatic heterocyclic ring); and optionally a quencher. The optical recording medium has a high sensitivity, an extremely high stability to long term storage and a low deterioration during recording operation.
    • 本文公开了一种新的光记录介质,所述记录介质包括基板和形成在其上的光记录层,所述光记录层包含由以下通式(I)表示的染料:其中R1,R2,R3,R4,R5和 R6分别表示氢原子,卤素原子或一价有机基团; A表示通过双键与环结合的二价有机基团; X( - )表示阴离子基团,以 中和现有的阳离子电荷,条件是X( - )可以与R 1至R 6和A中的任一个形成分子内盐,或者以下组合中的至少一种:R 2和R 3; R 3和R 4; R 4和R 5; R 5和R 6 可以形成取代或未取代的芳族碳环或芳族杂环); 和任选的猝灭剂。 光记录介质具有高灵敏度,对长期存储的极高的稳定性和在记录操作期间的低劣化。
    • 2. 发明授权
    • Photoconductive composition having an azaazulenium salt
    • 具有氮杂薁盐的光导组合物
    • US4840862A
    • 1989-06-20
    • US82462
    • 1987-08-07
    • Naonori MakinoTakanori HiokiYoshio InagakiSeiji Horie
    • Naonori MakinoTakanori HiokiYoshio InagakiSeiji Horie
    • G03G5/06
    • G03G5/0629G03G5/0607
    • A photoconductive composition containing at least one of azaazulenium salt compounds represented by the following formula (I): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 each represents a hydrogen atom, a halogen atom, a hydroxyl group, a nitro group, a carboxyl group, a sulfonic acid group, a mercapto group or a monovalent organic residue; A represents a divalent organic group bonded by the double bond; X.sup..crclbar. represents an anionic group; n is the number of X.sup..crclbar. groups required to balance the positive charge; provided that each X.sup..crclbar. group may be bonded to any of R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6 or A to form an inner salt; and any two of R.sub.2, R.sup.3, R.sub.4, R.sub.5 and R.sub.6 bonded to adjacent carbon atoms may be linked to form a substituted or unsubstituted aromatic carbocyclic or aromatic heterocyclic ring. The photoconductive composition provides an electrophotographic photoreceptor having high sensitivity and stable charging properties even after long use.
    • 含有下式(I)表示的氮杂薁盐化合物中的至少一种的光导组合物:其中R 1,R 2,R 3,R 4,R 5和R 6各自表示氢原子,卤素原子,羟基 基,硝基,羧基,磺酸基,巯基或一价有机残基; A表示通过双键键合的二价有机基团; X( - )表示阴离子基团; n是平衡正电荷所需的X( - )组数; 条件是每个X( - )基团可以键合到R1,R2,R3,R4,R5,R6或A中的任一个以形成内盐; 并且与相邻碳原子键合的R 2,R 3,R 4,R 5和R 6中的任何两个可以连接形成取代或未取代的芳族碳环或芳族杂环。 感光性组合物即使长时间使用也提供了具有高灵敏度和稳定充电性能的电子照相感光体。
    • 7. 发明授权
    • Photoconductive composition and electro-photographic light-sensitive
material containing a trisazo compound
    • US4619881A
    • 1986-10-28
    • US703968
    • 1985-02-21
    • Naonori MakinoSeiji HorieHideo Sato
    • Naonori MakinoSeiji HorieHideo Sato
    • C09B35/378G03G5/043G03G5/06
    • C09B35/378G03G5/0688
    • A photoconductive composition is disclosed, containing at least one trisazo compound represented by the following general formula (1): ##STR1## wherein Z represents ##STR2## R.sup.6 represents a hydrogen atom, a lower alkyl group, an aryl group, an aryloxy group, an alkoxycarbonyl group, an aryloxycarbonyl group, an acyl group, or a substituted group of them; As', which may be the same or different, each represents ##STR3## B.sup.1, B.sup.2 and B.sup.3 each represents a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group or a substituted lower alkyl group or lower alkoxy group, and B.sup.1, B.sup.2 and B.sup.3 may be identical or different; X represents an atomic group necessary to form an aromatic ring or heterocyclic ring, which may be substituted or unsubstituted, by condensing with the benzene ring to which the hydroxyl group and Y are bonded; Y represents ##STR4## R.sup.1 represents an alkyl group, a phenyl group or a substituted alkyl or phenyl group; R.sup.2 represents a hydrogen atom, a lower alkyl group, a carbamoyl group, a carboxyl group, an alkoxycarbonyl group, an aryloxycarbonyl group or a substituted or unsubstituted amino group; R.sup.3 represents an alkyl group, an aromatic group or a heteroaromatic group or a substituted alkyl group, aromatic group or heteroaromatic group; and R.sup.4 and R.sup.5, which may be the same or different, each represents a hydrogen atom, an alkyl group, an aromatic group, a heteroaromatic group or a substituted alkyl group, aromatic group or heteroaromatic group, provided that R.sup.4 and R.sup.5 are not both hydrogen atoms, and R.sup.5 is not a hydrogen atom when Y is ##STR5## . An electrophotographic light-sensitive material is also disclosed, comprising an electrically conductive base and a layer containing an electric charge carrier transport compound and the trisazo compound as an electric charge carrier generating compound.