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    • 82. 发明授权
    • Photographic reflex process
    • 摄影反射过程
    • US3663225A
    • 1972-05-16
    • US3663225D
    • 1969-04-04
    • ITEK CORP
    • MCLEOD GERALD L
    • G03C1/705G03C5/10G03G7/00
    • G03C1/705G03C5/10
    • This disclosure relates to a method of making a reflex copy of a master by reflex exposing a photosensitive medium comprising a photoconductor sensitized to the reflex light but substantially not sensitive to the light which passes through the said medium from the external light source employed. The photoconductor is rendered chemically reducing when exposed to activating radiation, and is sensitized to the reflex light by uniformly exposing the photoconductor to bandgap light and allowing the activation to decay. Development of the medium after reflex exposure gives a negative image. To obtain a positive image, the developed reflex-exposed medium is used as a master and again reflex exposed using the same process to obtain a positive image.
    • 本公开涉及一种通过使包含感光体的光敏介质的光敏介质反射地暴露于主反射镜的方法,所述光敏介质对反射光敏感,但对从所使用的外部光源通过所述介质的光基本上不敏感。 当暴露于激活辐射时,光电导体被化学还原,并且通过将光电导体均匀地曝光到带隙光并允许激活衰减而对反射光敏感。 曝光后的培养基的发育呈现负像。 为了获得正像,将显影的反射曝光介质用作母体,并使用相同的方法再次反射曝光以获得正像。
    • 84. 发明授权
    • Photographic reversal process employing organic mercaptan compounds
    • 使用有机合成化合物的摄影反向过程
    • US3640717A
    • 1972-02-08
    • US3640717D
    • 1969-06-05
    • ITEK CORP
    • GALLET JACQUES HENRIGRACIA ROBERT FRANCIS
    • G03C1/705G03C5/50
    • G03C1/705G03C5/50
    • This disclosure relates to a rapid reversal photographic process. The process comprises the steps of (1) contacting a copy medium comprising a metal image pattern and a metal ion image pattern with an organic mercaptan compound to form insoluble metal mercaptide salts in the areas corresponding to the metal ion image pattern, and (2) contacting the copy medium with a photographic bleaching agent to oxidize the metallic image to soluble salts. The soluble salts may then be dissolved out or fixed by contacting with a suitable solvent or photographic fixing or stabilizing solution. The process in a preferred embodiment comprises the steps of (1) exposing a photosensitive copy medium imagewise to a source of radiation to provide a negative latent image, (2) developing the copy medium to provide a negative metallic image in the exposed portions of the copy medium, (3) contacting the copy medium with an organic mercaptan compound to form insoluble metal mercaptide salts in the nonexposed areas of the copy medium, (4) contacting the copy medium with a photographic bleaching solution to reoxidize the metallic image in the exposed portions of the copy medium to soluble salts and (5) contacting the copy medium with a photographic fixing solution to dissolve the soluble salts from the exposed portions of the medium. The photosensitive medium may, for example, be a photographic silver halide emulsion or a photoconductor such as titanium dioxide dispersed in a binder.
    • 本公开涉及快速反转摄影过程。 该方法包括以下步骤:(1)将包含金属图像图案和金属离子图像图案的复印介质与有机硫醇化合物接触以在与金属离子图像图案相对应的区域中形成不溶性金属硫醇盐,和(2) 使复印介质与照相漂白剂接触以将金属图像氧化成可溶性盐。 然后可溶性盐可以通过与合适的溶剂或照相固色或稳定溶液接触而溶出或固定。
    • 85. 发明授权
    • Radiation-sensitive elements and etch processes using the same
    • 使用相同的辐射敏感元件和蚀刻工艺
    • US3637383A
    • 1972-01-25
    • US3637383D
    • 1969-07-14
    • TEEG RESEARCH INC
    • HALLMAN ROBERT WKURTZ GARY W
    • C23F1/02C25D5/02G03C1/705G03F7/12H01C17/22H01L49/02H05K3/06G03C1/76G03C5/00
    • H05K3/06C23F1/02C25D5/02G03C1/705G03F7/12H01C17/22H01L49/02
    • Radiation-sensitive elements comprising a pair of layers of dissimilar inorganic materials capable of interreacting when subjected to impinging electromagnetic actinic radiation with the formation of an interreaction product or products corresponding to the areas exposed to such radiation, and further comprising at least one underlying layer of a third material which is sought to be discretely and selectively etched according to a pattern or image projected upon the sensitive element. The portions of the radiation-sensitive element which have not been exposed to actinic radiation act as a resist material during etching of underlying layers, such that a relief representation of the original image projected upon the sensitive element is obtained by a simple process consisting principally of exposure to actinic radiation followed by a one-step or two-step etch operation.
    • 辐射敏感元件包括一对不同的无机材料层,其能够在受到撞击电磁光化辐射时形成相互作用的产物或对应于暴露于这种辐射的区域的产物产生交互作用,并且还包括至少一个下层 根据投影在敏感元件上的图案或图像,寻求离散地和有选择地蚀刻的第三种材料。 没有暴露于光化辐射的辐射敏感元件的部分在蚀刻下层期间用作抗蚀剂材料,使得投影在敏感元件上的原始图像的浮雕表示通过主要由 暴露于光化辐射,然后进行一步或两步蚀刻操作。
    • 86. 发明授权
    • Method for making a relief pattern by means of electromagnetic radiation and heat-sensitive elements
    • 通过电磁辐射和热敏元素制造消除图案的方法
    • US3637379A
    • 1972-01-25
    • US3637379D
    • 1969-07-30
    • TEEG RESEARCH INC
    • HALLMAN ROBERT WKURTZ GARY W
    • G03C1/705G03C5/00G03C1/72
    • G03C1/705H05K2203/056H05K2203/107H05K2203/1142
    • Methods for making a metallic relief pattern article by irradiating, according to the pattern to be reproduced, a radiation and heat sensitive element comprising essentially a layer of metal coated with an adhering overlayer of an inorganic material capable of interreacting with the metal when either exposed to electromagnetic radiation or exposed to heat. After exposure to electromagnetic radiation which causes a reduction in adhesion between the overlayer and the layer of metal, the element is stripped of the portions of the overlayer corresponding to the irradiated areas and is subsequently heated for causing an interreaction between the remaining portions of the overlayer and the layer of metal, consuming in depth and thus etching the metal of the layer of metal.
    • 通过根据要再现的图案照射辐射和热敏元件来制造金属浮雕图案制品的方法,所述辐射和热敏元件基本上包含涂覆有能够与金属相互反应的无机材料的附着层的金属层,当暴露于 电磁辐射或暴露于热。 在暴露于导致覆盖层和金属层之间的粘合性降低的电磁辐射之后,将元件剥离对应于被照射区域的覆盖层的部分,并且随后被加热以引起覆盖层的剩余部分之间的相互作用 和金属层,消耗深度,从而蚀刻金属层的金属。
    • 87. 发明授权
    • Method for making a pattern on a support member by means of actinic radiation sensitive element
    • 通过激光辐射敏感元件制作支持成员图案的方法
    • US3637377A
    • 1972-01-25
    • US3637377D
    • 1969-07-15
    • TEEG RESEARCH INC
    • HALLMAN ROBERT WKURTZ GARY W
    • G03C1/705G03C5/00G03C5/04
    • G03C1/705H05K2203/056H05K2203/107H05K2203/1142
    • A method for making a pattern on a support member by projecting an actinic image of the pattern to be reproduced on an electromagnetic-radiation-sensitive element consisting of a support member or substrate having an adhering metallic layer thereon, the metallic layer, as defined herein, being in turn coated with an adhering overlayer of an inorganic material capable of reacting, when exposed to electromagnetic actinic radiation, with the metallic layer. After exposure, the overlayer is peeled, thereby removing from the support member or substrate portions of the metallic layer corresponding to the nonradiated areas of the element, while the radiated areas of the element remain adhering to the support member or substrate. Alternately, after exposure of the element to a pattern forming image, the element is uniformly exposed to actinic radiation for a time sufficient to decrease the adhesion between the metallic layer and the overlayer, and the two layers are separated or peeled away from each other such that there is formed a pattern upon the support member or substrate.
    • 通过将待再现的图案的光化图像投影在由其上具有粘附金属层的支撑构件或基底组成的电磁辐射敏感元件上,如本文所定义的金属层,来在支撑构件上形成图案的方法 然后涂覆有当暴露于电磁光化辐射时能够与金属层反应的无机材料的粘附覆层。 曝光后,剥离覆盖层,从而从元件的未辐射区域的金属层的支撑构件或基板部分移除,同时元件的辐射区域保持粘附到支撑构件或基板。 或者,在将元件暴露于图案形成图像之后,元件被均匀地暴露于光化辐射一段足以减少金属层和覆盖层之间的粘合力的时间,并且两层彼此分离或剥离,如 在支撑构件或基底上形成图案。
    • 88. 发明授权
    • Photographic systems and processes having heat alterable spectral sensitivity
    • 具有高可变光谱灵敏度的摄影系统和工艺
    • US3630733A
    • 1971-12-28
    • US3630733D
    • 1968-01-12
    • ITEK CORP
    • MANHARDT JOHN R
    • G03C1/705G03G5/06G03G5/09G03G5/00G03G13/22
    • G03G5/09G03C1/705G03G5/0664
    • Reproduction systems having broader spectral sensitivity are produced wherein certain classes of dyes are added to photosensitive materials which, when activated, are capable of producing chemical reaction when in contact with image-forming agents to produce a visible image. The dyes are those which undergo a color change when heated to elevated temperatures and thus alter the spectral sensitivity of the photosensitive materials after heating. The dyes include styryl dyes substituted on the vinyl group by a nitrogen-containing heterocyclic, which in their unaltered state, themselves alter the sensitivity of the reproduction system. Improved processes using this improved reproduction system comprise selectively exposing the present systems to activating radiation after heating to the color transition temperature or alternatively first exposing and then heating to the said temperature. A preferred process is an add-on technique for addition of images to a reproduction system in which readable images are already present. The new reproduction systems of this invention have a built-in differential in spectral sensitivity by virtue of alteration of the dye by heating.