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    • 6. 发明授权
    • Photographic process and materials used therein
    • 摄影过程和使用的材料
    • US3642480A
    • 1972-02-15
    • US3642480D
    • 1969-04-24
    • AGFA GEVAERT NV
    • VRANCKEN MARCEL NICOLAS
    • H05K3/00B41C1/10B41M5/26B41M5/36G03C1/705G03C1/73G03C5/56G03F7/038G03G5/00G03C5/24
    • B41M5/366B41C1/1025B41C2201/04B41C2201/14B41C2210/04B41C2210/20B41C2210/22B41C2210/24G03C1/705G03F7/038
    • A method of and material for recording information using a recording material having a water-permeable recording layer consisting essentially in one embodiment of a continuous phase of film-forming hydrophilic colloid binder having uniformly distributed therethrough finely divided particles of a hydrophobic oil, wax, or thermoplastic polymer, together with finely divided particles of an inorganic photoconductive compound, and in another embodiment of a continuous phase of a film-forming hydrophilic colloid binder having uniformly distributed therethrough finely divided particles of a hydrophobic oil, wax, or thermoplastic polymer, together with a water-soluble organic photoconductive dye, wherein such recording layer is imagewise exposed to active electromagnetic radiation to render the exposed areas substantially impermeable to water, while the unexposed areas remain permeable but without significantly increasing the temperature of such layer and is thereafter developed by contacting the same with an aqueous liquid to produce a visible change by penetration or removal of the unexposed regions of the layer by such liquid. The binder should be present in a ratio of about 1:1 to 1:10 relative to the hydrophobic particles, while the photoconductor is present in a ratio of 1:3 to 5:3 in the case of an inorganic photoconductor and at least about 0.05 percent by weight in the case of the organic photoconductive dye, both relative to the hydrophobic particles.
    • 使用具有透水记录层的记录材料的记录信息的方法和材料,所述记录材料基本上由在其中均匀分布的成膜亲水胶体粘合剂的连续相的一个实施方案组成,其中疏水油,蜡或 热塑性聚合物以及细分散的无机光电导化合物的颗粒,在另一个具有均匀分布的成膜亲水胶体粘合剂的连续相的另一个实施方案中,疏水油,蜡或热塑性聚合物的细碎颗粒与 一种水溶性有机光电导染料,其中这种记录层被成像地暴露于有源电磁辐射,以使暴露的区域基本上不透水,而未曝光的区域保持可渗透但不显着增加该层的温度,然后通过接触 与含水液体相同,以通过这种液体渗透或去除该层的未曝光区域而产生可见的变化。 相对于疏水性颗粒,粘合剂应以约1:1至1:10的比率存在,而在无机感光体的情况下,感光体的比率为1:3至5:3,并且至少约 在有机光电导染料的情况下,相对于疏水性颗粒为0.05重量%。
    • 10. 发明授权
    • Method for recording and reproducing graphic information on processed photographic material
    • 记录和复制加工摄影材料图形信息的方法
    • US3661579A
    • 1972-05-09
    • US3661579D
    • 1968-05-13
    • AGFA GEVAERT NV
    • VRANCKEN MARCEL NICOLASMEEUSSEN LOUIS ACHILLESCLAEYS DANIEL ALOIS
    • B41M5/36G03C11/02G03C5/00G03C5/44
    • G03C11/02B41M5/366
    • Recording layers of the type disclosed in U.S. Pat. No. 3,476,937 are used for subtitling photographic film, particularly motion picture film. A heat and/or pressure sensitive layer of such type is applied as an over-coating on the film to be subtitled, exposed to a heat pattern according to the subtitle so as to reduce the water permeability of the heated areas thereof, contacted with an aqueous liquid chemically degrading the binder in such layers so that the layer is removed in the heated areas, after which the film which carries the developed photographic image in a conventional emulsion layer thereon is contacted with a liquid, which may be the same liquid used to chemically degrade the overlayer, which either degrades the binder of the conventional emulsion layer to permit removal thereof or bleaches the visible image-forming material, i.e., the developed silver image or colored dye image, in the emulsion layer, the degradation or bleaching effect taking place in the areas where the overlayer has been removed. The remaining areas of the overlayer can be finally removed by rubbing the same while wet with an aqueous liquid.
    • 在美国专利No. 第3,476,937号用于字幕,特别是电影胶片。 这种类型的热和/或压敏层作为覆盖层涂覆在要被字幕的膜上,根据副标题暴露于加热图案,以便降低与其接触的加热区域的透水性 水性液体在这样的层中化学降解粘合剂,使得在加热区域中除去该层,之后将其中常规乳剂层中携带显影照相图像的膜与液体接触,液体可以是与 化学降解覆盖层,这会降低常规乳剂层的粘合剂,以使其去除或漂白乳液层中的可见成像材料,即显影的银图像或着色染料图像,降解或漂白效果 位于覆盖层被移除的区域。 通过在用水性液体润湿的同时摩擦其可以最终除去覆盖层的剩余区域。