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    • 1. 发明授权
    • Electrophotographic image-forming method
    • 电子照相成像方法
    • US5604574A
    • 1997-02-18
    • US602960
    • 1996-02-16
    • Katsumi MatsuuraYuji MarukawaYoshihiko Etoh
    • Katsumi MatsuuraYuji MarukawaYoshihiko Etoh
    • G03G21/00
    • G03G21/0011
    • An electrophotographic image-forming method is disclosed. The image forming method comprises the steps of (1) forming an electrostatic latent image on a rotating electrophotographic photoreceptor having an organic photoconductive layer, (2) developing the electrostatic latent image with a toner comprising toner particles which contain a releasing agent existing in the toner particle in a form of insular domain having a number average diameter of 0.1 .mu.m to 1.1 .mu.m to form a toner image, (3) transferring the toner image to an image receiving member, and (4) cleaning the surface of the photoreceptor after the transferring step by a cleaning member having a rubber elastic cleaning blade having an impact resilience of 35 to 75% which is contacted to the surface of the photoreceptor in the direction counter to the rotating direction of the photoreceptor with a pressure of 5 to 40 g/cm, and the coefficient of static friction between the cleaning blade and the surface of the photoreceptor is not more than 1.0.
    • 公开了一种电子照相成像方法。 图像形成方法包括以下步骤:(1)在具有有机光电导层的旋转电子照相感光体上形成静电潜像,(2)用包含存在于调色剂中的脱模剂的调色剂颗粒的调色剂显影静电潜像 颗粒形式为平均直径为0.1μm至1.1μm的岛状,以形成调色剂图像,(3)将调色剂图像转印到图像接收部件,以及(4)清洁感光体的表面后 通过具有抗冲击性为35%至75%的橡胶弹性清洁刮板的清洁构件的转印步骤,其与感光体的旋转方向相反的方向与感光体的表面接触,压力为5至40g / cm,清洁刮板与感光体表面之间的静摩擦系数不大于1.0。
    • 5. 发明授权
    • Electrophotographic photoreceptor
    • 电子照相感光体
    • US5863689A
    • 1999-01-26
    • US602990
    • 1996-02-16
    • Yoshiaki TakeiYoshihiko EtohAsao MatsushimaTakeo Oshiba
    • Yoshiaki TakeiYoshihiko EtohAsao MatsushimaTakeo Oshiba
    • G03G5/05G03G5/06G03G15/09
    • G03G5/0629G03G5/0503G03G5/0517G03G5/0521G03G5/0564G03G5/0607G03G5/0609G03G5/0614G03G5/0668Y10S430/106
    • Disclosed is an electrophotographic photoreceptor comprising an electrically conductive support and thereon formed a light-sensitive layer containing a carrier generation material, a carrier transport material and a binder resin, wherein said light-sensitive layer comprises a copolymer having a structural unit represented by Formula B.sub.1 and Formula B.sub.2 ; ##STR1## wherein R.sub.1 and R.sub.2 independently represent a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, or an aryl group, R.sub.1 and R.sub.2 may combine together to form a cyclic hydrocarbon residue having 4 to 10 carbon atoms, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 independently represent a hydrogen atom, a halogen atom, an alkyl group having 1 to 6 carbon atoms, a cyclic hydrocarbon residue having 4 to 10 carbon atoms, or an aryl group, l, m, p and q independently represent an integer of 1 to 4. The electrophotographic photoreceptor has high sensitivity and high durability.
    • 公开了一种电子照相感光体,其包含导电性载体,其上形成含有载体生成材料,载体传输材料和粘合剂树脂的感光层,其中所述感光层包含具有由式B1表示的结构单元的共聚物 和式B2; 式B1其中R 1和R 2独立地表示氢原子,具有1至6个碳原子的烷基或芳基,R 1和R 2可以结合在一起形成具有4至 10个碳原子,R 3,R 4,R 5和R 6独立地表示氢原子,卤素原子,碳原子数1〜6的烷基,碳原子数4〜10的环状烃基或芳基, ,p和q独立地表示1〜4的整数。电子照相感光体的灵敏度高,耐久性高。
    • 7. 发明授权
    • Electrophotographic photosensitive member
    • 电子照相感光构件
    • US4952470A
    • 1990-08-28
    • US180816
    • 1988-04-21
    • Kiyoshi TamakiKoichi KudohYoshihiko EtohYoshiaki Takei
    • Kiyoshi TamakiKoichi KudohYoshihiko EtohYoshiaki Takei
    • G03G5/05G03G5/06
    • G03G5/0638G03G5/0514G03G5/0517G03G5/0521G03G5/0607G03G5/0609G03G5/0637G03G5/0651G03G5/0661Y10S430/103
    • An electrophotographic photosensitive member having improved anti-oxidation properties by ozone, comprising a conductive substrate, disposed thereon, a photosensitive layer which includes, as principal constituents, a charge generating material and a charge transporting material, wherein the photosensitive layer contains at least one type of compound selected from a group of those represented by any of the following [A] through [D]:[A] Compounds represented by the following general formula [I]; ##STR1## [B] Bisspiroindene compounds represented by the following general formula [II]; ##STR2## [C] Bisspiroindene compounds represented by the following general formula [III]; ##STR3## [D] Compounds having in the molecular structure thereof at least one structure selected from the following groups; ##STR4## [wherein R represents a hydrogen atom, or organic substituent group.]
    • PCT No.PCT / JP87 / 00489 Sec。 371日期:1988年4月21日 102(e)日期1988年4月21日PCT提交1987年7月9日PCT公布。 第WO88 / 00725号公报 日本1988年1月28日。一种电子照相感光构件,其具有由臭氧提高的抗氧化性能,其中包括导电性基材,其上设置有作为主要成分的电荷产生材料和电荷输送材料的感光层,其中, 感光层含有选自下列[A]至[D]中任一项所示的那些化合物中的至少一种化合物:[A]由以下通式[I]表示的化合物。 通式[IMAGE] [I] [B]由以下通式[II]表示的双辛螺烯化合物; [II] [C]由以下通式[III]表示的双螺环茚化合物; [III] [D]具有分子结构的化合物中至少一种选自下列基团的结构: 结构式(a)结构式(b)结构式(c)[式中,R表示氢原子或有机取代基。
    • 9. 发明授权
    • Image forming method
    • 图像形成方法
    • US4888262A
    • 1989-12-19
    • US180973
    • 1988-04-21
    • Kiyoshi TamakiKoichi KudohYoshihiko EtohYoshiaki Takei
    • Kiyoshi TamakiKoichi KudohYoshihiko EtohYoshiaki Takei
    • G03G5/05
    • G03G5/0521G03G5/0517Y10S430/103
    • An image forming method which employs an electro-photographic photoreceptor having high sensitivity, high resistance to damage, high durability, and high resistance to ozone oxidation. The method comprises charging the surface of the photoreceptor with positive charge, the photoreceptor including a photoconductive base, a photoreceptive layer formed on the base and consisting of at least a layer having a charge transport function and a layer having a charge generating function, and a resin-containing non-photoreceptive layer formed on the photoreceptive layer as required, and in which one layer placed above the layer having a charge transport function contains an antioxidizing agent, forming an electrostatic latent image on the surface of the photoreceptor by image-like exposure, then developing the electrostatic latent image.
    • PCT No.PCT / JP87 / 00490 Sec。 371日期:1988年4月21日 102(e)日期1988年4月21日PCT提交1987年7月9日PCT公布。 公开号WO88 / 00726 日期:1988年1月28日。一种图像形成方法,其采用具有高灵敏度,高耐损伤性,高耐久性和高耐臭氧氧化性的电照相感光体。 该方法包括以正电荷对感光体的表面进行充电,感光体包括光导基体,形成在基底上的感光层,至少由具有电荷传输功能的层和具有电荷产生功能的层组成, 根据需要在感光层上形成的含有树脂的非感光层,并且其中放置在具有电荷传输功能的层之上的一层包含抗氧化剂,通过图像样曝光在感光体的表面上形成静电潜像 ,然后显影静电潜像。