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    • 38. 发明公开
    • Electrophotographic recording material
    • 电子显微镜检查Aufzeichnung物质。
    • EP0402980A1
    • 1990-12-19
    • EP90201423.2
    • 1990-06-05
    • AGFA-GEVAERT naamloze vennootschap
    • Terrell, David RichardDe Meutter, Stefaan Karel
    • G03G5/06G03G5/05
    • G03G5/0582G03G5/0564G03G5/0596G03G5/0696
    • An electrophotographic recording material comprising on an electrically conductive support a positively chargeable photoconductive recording layer which contains in an electrically insulating organic polymeric binder material at least one photoconductive p-type pigment substance,and at least one n-type photoconductive charge transport substance selected from one of the following classes :

      (i) aromatic monoketones;
      (ii) aromatic polyketones;
      (iii) aromatic polyketones of (ii) condensed with at least one molecule of malononitrile, a malononitrile monocarboxy ester or a malonic acid diester;
      (iv) cyano alkylene compounds;
      (v) aromatic compounds with at least one electron withdrawing substituent,
      wherein said layer has a thickness in the range of 4 to 40 µm and comprises 5 to 40 % by weight of said p-type pigment substance and 0.0001 to 15 % by weight of said n-type charge transport substance that is molecularly distributed in said electrically insulating organic polymeric binder material that has a volume resistivity of at least 10¹⁴ Ohm-m, and wherein said recording layer in electrostatically charged state requires for 10 % and 90 % discharge respectively exposures to conductivity increasing electromagnetic radiation that differ by a factor 5 or less.
    • 一种电子照相记录材料,其在导电载体上包含可带电电荷的光电导记录层,其在电绝缘的有机聚合物粘合剂材料中含有至少一种光电导性p型颜料物质和至少一种选自一种的n型光导电荷输送物质 以下课程:(i)芳香族单酮; (ii)芳族聚酮; (iii)(ii)与至少一种丙二腈分子,丙二腈单羧酸酯或丙二酸二酯缩合的芳族聚酮; (iv)氰基亚烷基化合物; (v)具有至少一个吸电子取代基的芳族化合物,其中所述层的厚度在4至40μm的范围内,并且包含5至40重量%的所述p型颜料物质和0.0001至15重量% 所述n型电荷输送物质分子分布在体积电阻率为至少10 -4 Ohm-m的所述电绝缘有机聚合物粘合剂材料中,并且其中所述静电充电状态的记录层需要 10%和90%放电分别暴露于电导率增加,电磁辐射的差异在5以下。
    • 39. 发明公开
    • Electrophotographic light-sensitive material
    • Elektrophotographisches lichtempfindliches材料。
    • EP0389928A2
    • 1990-10-03
    • EP90105237.3
    • 1990-03-20
    • FUJI PHOTO FILM CO., LTD.
    • Kato, Eiichi, c/o Fuji Photo Film Co., Ltd.Ishii, Kazuo, c/o Fuji Photo Film Co., Ltd.
    • G03G5/05
    • G03G5/0589G03G5/0582G03G5/0592
    • An electrophotographic light-sensitive material is disclosed. The light-sensitive material comprises a support having provided thereon a photoconductive layer containing at least inorganic photoconductive particles and a binder resin, wherein the binder comprises a copolymer comprising at least a monofunctional macromonomer (M) having a weight average molecular weight of not more than 2×10 4 and a monomer represented by the formula (III) as defined in the specification, the macromonomer (M) comprising at least one polymer component represented by the formulae (Ila) and (lib) as defined in the specification and at least one polymer component containing at least one polar group, and the macromonomer (M) having a polymerizable double bond group represented by the formula (I) as defined in the specification bonded to only one terminal of the main chain of the polymer. The electrophotographic light-sensitive material has excellent electrostatic characteristics, moisture resistance and durability.
    • 公开了电子照相感光材料。 感光材料包括其上设置有至少包含无机光电导颗粒和粘合剂树脂的光电导层的载体,其中粘合剂包括至少包含重均分子量不大于1重量份的单官能大分子单体(M)的共聚物 2×10 4和由说明书中定义的式(III)表示的单体,大分子单体(M)包含至少一种由说明书中定义的式(IIa)和(IIb)表示的聚合物组分,并且至少 含有至少一个极性基团的一种聚合物组分和具有如本说明书中定义的由式(I)表示的可聚合双键基团的大分子单体(M)仅与聚合物主链的一个末端键合。 电子照相感光材料具有优异的静电特性,耐湿性和耐久性。