Process for the electrophotographic production of printing plates
    1.
    发明授权
    Process for the electrophotographic production of printing plates 失效
    印版生产印刷版的方法

    公开(公告)号:US3944417A

    公开(公告)日:1976-03-16

    申请号:US454274

    申请日:1974-03-25

    申请人: Erwin Lind

    发明人: Erwin Lind

    摘要: This invention relates to an electrophotographic process for the production of a printing form which comprises electrostatically charging a supported photoconductive and photopolymerizable layer, exposing the charged layer to light under a master, developing the resulting latent image with an electroscopic material, again exposing the layer to light, and removing the developed image areas from the support.

    摘要翻译: 本发明涉及一种用于生产印刷版的电子照相方法,其包括静电充电负载的光电导和可光聚合的层,将带电层暴露于母体下的光,用电学材料显影所得的潜像,再次将层暴露于 点亮,并从支持中移除显影的图像区域。

    Process for the preparation of printing forms and/or metallized images
    2.
    发明授权
    Process for the preparation of printing forms and/or metallized images 失效
    用于制备印刷形式和/或金属化图像的方法

    公开(公告)号:US4371599A

    公开(公告)日:1983-02-01

    申请号:US750434

    申请日:1976-12-14

    申请人: Erwin Lind Ilse Bader

    发明人: Erwin Lind Ilse Bader

    CPC分类号: G03G13/32 G03G13/28 H05K3/065

    摘要: This invention relates to an improvement in the process for the preparation of printing forms and/or metallized images by electrostatic charging, exposing, and treating with a toner of a photoconductor layer applied to an electrically conductive support material, and removing the photoconductor layer in the non-image areas, the improvement which comprises effecting removal of the toner-free photoconductor layer by transferring it at a temperature in the range of about 50.degree. to 250.degree. C. to a receiving material which has a greater surface adhesion to the photoconductor layer than does the electrically conductive support material.

    摘要翻译: 本发明涉及通过用施加到导电支撑材料上的感光体层的调色剂进行静电充电,曝光和处理来制备印刷形式和/或金属化图像的方法的改进,以及将导电层 非图像区域,其改进包括通过在约50℃至250℃的温度范围内将其转移到具有与光电导体层的更大表面粘附性的接收材料来实现去除无色调剂的感光层 而不是导电支撑材料。

    Electrophotographic recording material
    3.
    发明授权
    Electrophotographic recording material 失效
    电子照相记录材料

    公开(公告)号:US4252880A

    公开(公告)日:1981-02-24

    申请号:US31971

    申请日:1979-04-20

    IPC分类号: G03G5/06 G03G5/09 G03G5/04

    CPC分类号: G03G5/09

    摘要: This invention relates to an improvement in an electrophotographic recording material comprising an electrically conductive support, in particular a support adapted for the preparation of printing forms or printed circuits, and a panchromatically sensitized photoconductive layer which comprises an organic photoconductor, a binder, a sensitizing dye, and conventional additives, the improvement that the photoconductive layer contains, as the sensitizing dye, a mixture of a polymethine dye and a triarylmethane dye which absorb, respectively, between about 400 and 550 nm and between about 550 nm and 720 nm.

    摘要翻译: 本发明涉及一种电子照相记录材料的改进,其包括导电载体,特别是适用于制备印刷形式或印刷电路的载体,以及包含有机感光体,粘合剂,敏化染料的全色增感光电导层 和常规添加剂,光电导层的改进是含有吸收分别在约400和550nm之间以及约550nm和720nm之间的聚甲基染料和三芳基甲烷染料的混合物作为敏化染料。

    Electrophotographic recording material
    4.
    发明授权
    Electrophotographic recording material 失效
    电子照相记录材料

    公开(公告)号:US4933248A

    公开(公告)日:1990-06-12

    申请号:US295759

    申请日:1989-01-11

    IPC分类号: G03G5/05

    CPC分类号: G03G5/0535

    摘要: An electrophotographic recording material is disclosed that comprises an electrically conducting layer support being in particular suitable for the production of printing plates or printed circuits, and a photoconductive layer comprising an organic photoconductor, a phenolic resin as the binder, a sensitizer and customary additives. The binder employed is an optionally substituted polyvinylphenol which has a molecular weight (weight average) of preferably between 1,500 and 60,000. The polyvinylphenol may be halogenated, preferably brominated. Furthermore, an o-quinonediazide may be contained in the photoconductive layer. The recording material is distinguished by a high charging capacity, good photosensitivity and excellent solubility properties. It is suitable for the reproduction of fine image elements.

    摘要翻译: 公开了一种电子照相记录材料,其包括特别适用于生产印刷板或印刷电路的导电层载体,以及包含有机光电导体,酚醛树脂作为粘合剂的光电导层,敏化剂和常规添加剂。 使用的粘合剂是任选取代的聚乙烯基苯酚,其分子量(重均分子量)优选在1,500至60,000之间。 聚乙烯基苯酚可以被卤化,优选溴化。 此外,邻醌二叠氮化物可以包含在光电导层中。 记录材料的特征在于高充电能力,良好的光敏性和优异的溶解性。 适用于复制精细图像元素。

    Developing apparatus for the liquid development of electrostatic charge
images
    5.
    发明授权
    Developing apparatus for the liquid development of electrostatic charge images 失效
    用于液体显影静电荷图像的显影装置

    公开(公告)号:US4587192A

    公开(公告)日:1986-05-06

    申请号:US639029

    申请日:1984-08-09

    CPC分类号: G03G15/06 G03G15/101

    摘要: Disclosed is a developing apparatus and process for the liquid development of electrostatic charge images on an image carrier material. The developing apparatus includes a device for spraying a liquid developer onto the image carrier material to be developed, and a developing electrode connected to a direct-current voltage source. The developing electrode comprises an electrically conductive web positioned in operative relationship to the image carrier layer, the web is unwound from a supply roll and wound up on a take-up roll, the distance of the web-shaped developing electrode from the surface of the image carrier material being adjustable by means of at least one guide roll.

    摘要翻译: 公开了一种用于液体显影图像载体材料上的静电荷图像的显影装置和方法。 显影装置包括用于将液体显影剂喷射到待显影的图像载体材料上的装置和连接到直流电压源的显影电极。 显影电极包括与图像载体层有效关系的导电纤维网,幅材从供应辊展开并缠绕在卷取辊上,网状显影电极距表面的距离 图像载体材料可通过至少一个引导辊调节。

    Process for the preparation of printing forms
    6.
    发明授权
    Process for the preparation of printing forms 失效
    制备印刷形式的过程

    公开(公告)号:US4066453A

    公开(公告)日:1978-01-03

    申请号:US692154

    申请日:1976-06-02

    摘要: This invention relates to an improvement in the process for the preparation of printing forms or metallic etchings from electrophotographic or electrographic reproduction materials composed of a support with a photoconductive or high-ohmic layer thereon, by charging and image-wise exposure, or by image-wise charging, development of the electrostatic image with a finely-divided toner, fixing, and removal of the layer in the image-free areas by means of a decoating solution, the improvement comprising developing the electrostatic image with a developer which reacts at least superficially with the image areas at room temperature, thereby simultaneously effecting development and resistance to the decoating solution, or developing the electrostatic image with a developer which reacts with the decoating solution and thereby deactivates it in the image areas.

    Material for electrophotographic reproduction
    7.
    发明授权
    Material for electrophotographic reproduction 失效
    电子照相复制材料

    公开(公告)号:US4063948A

    公开(公告)日:1977-12-20

    申请号:US694712

    申请日:1976-06-10

    申请人: Erwin Lind

    发明人: Erwin Lind

    CPC分类号: G03G5/067 H05K3/065

    摘要: This invention relates to a material for electrophotographic reproduction, which comprises a conductive support having a sensitized photoconductive insulating layer thereon containing at least one photoconductor and containing, as a sensitizer, a polymethine dyestuff capable of absorbing radiation of a wavelength within the spectral range of 400 to 550 nm.

    摘要翻译: 本发明涉及一种用于电子照相再现的材料,其包括导电支持体,其上含有至少一个光电导体的敏化光电导绝缘层,并且含有能够吸收波长范围内的波长的辐射的聚甲炔染料作为敏化剂,作为敏化剂 至550nm。

    Electrophotographic recording material with condensation product
    8.
    发明授权
    Electrophotographic recording material with condensation product 失效
    电子照相记录材料与缩合产物

    公开(公告)号:US4528256A

    公开(公告)日:1985-07-09

    申请号:US599802

    申请日:1984-04-13

    申请人: Erwin Lind

    发明人: Erwin Lind

    摘要: The invention describes an electrophotographic recording material composed of an electrically conductive support layer, which is suitable in particular for the production of printing forms or printed circuits, and of a photoconductive layer comprised of an organic photoconductor, a binder and a sensitizer. The photoconductive layer additionally contains a condensation product of benzophenone-2-carboxylic acid and a dialkyl aniline, for example, benzophenone-2-carboxylic acid and diethyl aniline or 4'-methylbenzophenone-2-carboxylic acid and diethyl aniline.

    摘要翻译: 本发明描述了一种由导电支撑层组成的电子照相记录材料,其特别适于制造印刷形式或印刷电路,以及由有机感光体,粘合剂和敏化剂组成的光电导层。 光电导层还含有二苯甲酮-2-羧酸和二烷基苯胺的缩合产物,例如二苯甲酮-2-羧酸和二乙基苯胺或4'-甲基二苯甲酮-2-羧酸和二乙基苯胺。

    Electrophotographic process for the manufacture of printing forms or
printed circuits including transfer of photoconductive coating from
temporary support
    10.
    发明授权
    Electrophotographic process for the manufacture of printing forms or printed circuits including transfer of photoconductive coating from temporary support 失效
    用于制造印刷形式或印刷电路的电子照相方法,包括从临时支持物转移光导涂层

    公开(公告)号:US4350748A

    公开(公告)日:1982-09-21

    申请号:US278665

    申请日:1981-06-29

    申请人: Erwin Lind

    发明人: Erwin Lind

    摘要: This invention relates to an improvement in the process for the manufacture of printing forms and printed circuits by coating an electrically conductive support with an organic photoconductor layer and by charging, exposing, and developing the electrostatic image by means of a finely particulate toner, fixing and dissolving the layer away from the non-image areas by means of a decoating medium and, if appropriate, etching of the bared support surface, the improvement which comprises, for the purpose of coating, transferring the organic photoconductor layer on a temporary support to the electrically conductive support with the aid of heat and pressure.

    摘要翻译: 本发明涉及通过用有机光电导体层涂覆导电载体和通过微粒调色剂充电,曝光和显影静电图像来制造印刷形式和印刷电路的方法的改进,固定和 通过解吸介质将层从非图像区域解离,并且如果适当的话蚀刻裸露的支撑表面,其改进包括为了涂覆,将有机感光体层转移到临时支撑体上 借助热和压力导电支撑。