Liquid developer
    2.
    发明授权
    Liquid developer 失效
    液体显影剂

    公开(公告)号:US4144184A

    公开(公告)日:1979-03-13

    申请号:US883311

    申请日:1978-03-03

    IPC分类号: G03G9/12 G03G9/135

    CPC分类号: G03G9/1355

    摘要: A liquid developer for subjecting an electrostatic latent image to wet development to obtain a copied image, which contains as a charge controlling agent a reaction product or mixture of zirconium (tetravalent) alkoxide or vanadyl (trivalent) alkoxide and an organic compound containing hydroxyl group, carboxyl group or carbon-carbon double bond in its molecule can reproduce an original clearly and exactly.

    摘要翻译: 一种用于对静电潜像进行湿显影以获得复制图像的液体显影剂,其包含作为电荷控制剂的锆(四价)醇盐或氧钒(三价)醇盐和含羟基的有机化合物的反应产物或混合物, 分子中的羧基或碳 - 碳双键可以清楚,准确地再现原始的原子。

    Electrophotographic photosensitive element and a process for
manufacturing an offset printing master from the element
    4.
    发明授权
    Electrophotographic photosensitive element and a process for manufacturing an offset printing master from the element 失效
    电子照相感光元件和用于从元件制造胶版印刷母版的工艺

    公开(公告)号:US5612156A

    公开(公告)日:1997-03-18

    申请号:US115781

    申请日:1993-09-03

    CPC分类号: G03G5/087 G03G13/28

    摘要: An electrophotographic photosensitive element for use in offset printing masters comprises an electrically conductive support having an photosensitive layer formed thereon where said layer comprises titanium dioxide and zinc oxide in a specific amount of zinc oxide based on the total amount of titanium dioxide and zinc oxide and a method for manufacturing the masters from the elments by subjecting the same to charging, exposure, development and lipophobicating treatment.

    摘要翻译: 用于胶版印刷主体的电子照相感光元件包括其上形成有感光层的导电载体,其中所述层包含二氧化钛和基于二氧化钛和氧化锌的总量的特定量的氧化锌中的氧化锌,以及 通过使其进行充电,曝光,显影和止血处理从制造商制造主人的方法。

    Liquid developer for color electrophotography
    6.
    发明授权
    Liquid developer for color electrophotography 失效
    彩色电子照相液体显影剂

    公开(公告)号:US4275136A

    公开(公告)日:1981-06-23

    申请号:US143124

    申请日:1980-04-23

    摘要: This invention relates to a liquid developer for use in color electrophotography for obtaining a photographic image by subjecting an electrostatic latent image to liquid development, and more particularly it relates to such a liquid developer for electrophotography comprising a coloring agent, a binder and an electrically insulating liquid, the particles of said coloring agent having coated or distributed thereon aluminum or zinc hydroxide.

    摘要翻译: 本发明涉及一种用于彩色电子照相术的液体显影剂,用于通过使静电潜像进行液体显影来获得摄影图像,更具体地涉及这种用于电子照相的液体显影剂,其包括着色剂,粘合剂和电绝缘 所述着色剂的颗粒在其上涂覆或分布有铝或氢氧化锌。

    Apparatus for producing an electrophotographic print
    9.
    发明授权
    Apparatus for producing an electrophotographic print 失效
    用于生产电子照相印刷品的装置

    公开(公告)号:US4682881A

    公开(公告)日:1987-07-28

    申请号:US794185

    申请日:1985-11-01

    CPC分类号: G03G15/11 G03G21/0088

    摘要: An apparatus for producing an electrophotographic print on a photosensitive receptor which is movable through a plurality of predetermined stations so as to produce an electrostatic latent image on the photosensitive receptor, the apparatus including a rotary drum having a peripheral surface which defines an image forming section and a non-image forming section, the photosensitive sheet being placeable on the image forming section of the drum surface, a developing unit having at least one developing section for supplying a developer to the photosensitive sheet on the drum, thereby making the electrostatic latent image visible, and a device for collecting the used developer from the photosensitive sheet, the collecting device being provided axially of the drum in the non-image forming section of the peripheral surface.

    摘要翻译: 一种用于在光敏接收器上制造电子照相印刷的装置,其可移动通过多个预定工位,以便在感光接收器上产生静电潜像,该装置包括具有限定图像形成部分的外围表面的旋转鼓, 非图像形成部分,感光片可放置在鼓表面的图像形成部分上,显影单元具有至少一个用于将显影剂供应到感光片上的显影部分,从而使静电潜像可见 以及用于从感光片收集使用过的显影剂的装置,该收集装置在该圆周表面的非图像形成部分中的滚筒的轴向设置。

    Titanium dioxide aggregates process for producing same and
electrophotographic photosensitive material containing same
    10.
    发明授权
    Titanium dioxide aggregates process for producing same and electrophotographic photosensitive material containing same 失效
    二氧化钛聚集体及其制造方法及含有相同的电子感光材料

    公开(公告)号:US5173386A

    公开(公告)日:1992-12-22

    申请号:US458349

    申请日:1989-12-28

    申请人: Sadao Murasawa

    发明人: Sadao Murasawa

    摘要: The present invention provides novel titanium dioxide aggregates especially suitable for an electrophotographic photosensitive material. This titanium dioxide aggregates comprise sintered aggregates of fine primary particles and have a rutile type crystal structure and an oil absorption of 35-65. This titanium dioxide aggregates which are treated with a mineral acid is also provided. There is also provided an electrophotograpic photosensitive material which contains such titanium dioxide in a photosensitive layer.

    摘要翻译: 本发明提供特别适用于电子照相感光材料的新型二氧化钛聚集体。 该二氧化钛聚集体包含细小一次粒子的烧结聚集体,并具有金红石型晶体结构,吸油率为35-65。 还提供了用无机酸处理的这种二氧化钛聚集体。 还提供了一种在感光层中含有这种二氧化钛的电子照相感光材料。