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公开(公告)号：US4933265A
公开(公告)日：1990-06-12
申请号：US317142
申请日：1989-02-23
申请人： Noriyuki Inoue , Tatsuo Heki , Tetsuro Kojima , Shinji Ueda
发明人： Noriyuki Inoue , Tatsuo Heki , Tetsuro Kojima , Shinji Ueda
IPC分类号： C07D235/28 , C07D249/12 , C07D263/58 , C07D285/12 , C07D285/125 , C07D285/135 , C07D521/00 , G03C1/485 , G03C7/392 , G03C7/413
CPC分类号： C07D263/58 , C07D231/12 , C07D233/56 , C07D235/28 , C07D249/08 , C07D249/12 , C07D285/125 , C07D285/135 , G03C1/48546 , G03C7/3924 , G03C7/413
摘要： A process for forming a direct positive color image is disclosed, the process comprising imagewise exposing a photosensitive material containing at least one emulsion layer of silver halide of internal latent image type, which has not been preliminarily fogged, and a color image-forming coupler; developing said material using a surface developing solution containing an aromatic primary amine color developing agent in the presence of a nucleating agent and/or in the condition that fogging exposure is carried out prior to the developing step or during the developing step; bleaching; and fixing, wherein said color coupler is a compound which is in itself substantially nondiffusible, and capable of forming or releasing a substantially nondiffusible dye upon oxidative coupling with said aromatic primary amine color developing agent and said development processing is carried out at a pH of 11.5 or less using a developing solution containing substantially no benzyl alcohol in the presence of at least one compound selected from the group consisting of the compounds represented by the general formula (I)A[(Y.sup.1).sub.n R].sub.m
摘要翻译： 公开了一种用于形成直接正彩色图像的方法，该方法包括成像曝光含有至少一种尚未预先雾化的内部潜像型卤化银乳剂层的感光材料和彩色成像耦合器; 在成核剂存在下和/或在显影步骤之前或显影步骤中进行雾化曝光的条件下，使用含有芳族伯胺彩色显影剂的表面显影溶液显影所述材料; 漂; 和固定，其中所述着色剂是本身基本上不可扩散的化合物，并且能够在与所述芳族伯胺显色剂氧化偶联时形成或释放基本上不可扩散的染料，并且所述显影处理在pH为11.5的条件下进行 或更少使用在至少一种选自由通式（I）A [（Y1）nR] m表示的化合物组成的组的存在下，基本上不含苄醇的显影溶液
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公开(公告)号：US4789627A
公开(公告)日：1988-12-06
申请号：US66049
申请日：1987-06-23
申请人： Noriyuki Inoue , Tatsuo Heki , Shinji Ueda
发明人： Noriyuki Inoue , Tatsuo Heki , Shinji Ueda
CPC分类号： G03C7/3022 , G03C1/48576
摘要： In a method for forming a direct positive color image which comprises image-wise exposing to light a light-sensitive material comprising a support having provided thereon at least one photographic emulsion layer contaiing unfogged internal latent image type silver halide grains and a color image-forming coupler; developing the light-sensitive material with a surface developing solution containing an aromatic primary amine type color developing agent in the presence of a nucleating agent and/or fogging exposure; bleaching and fixing the resulting material to form the direct positive color image, the improvement is characterized in that the developing solution has a pH of 11.5 or less and does not substantially contain benzyl alcohol; the color coupler is a compound which forms or releases a substantially non-diffusive dye by oxidation coupling with a developing agent, and the internal latent image type silver halide grains have a particular core/shell structure.According to the method, a direct positive color image having a high maximum color density and a low minimum image density can be obtained in a short time.
摘要翻译： 在用于形成直接正彩色图像的方法中，其包括以光学方式曝光的感光材料，所述感光材料包括其上提供有至少一个不含有无内部潜像型卤化银颗粒的照相乳剂层的支持体和彩色图像形成 耦合器 在成核剂和/或雾化曝光的存在下用含有芳族伯胺型彩色显影剂的表面显影液显影感光材料; 漂白和固定所得材料以形成直接正彩色图像，其改进的特征在于显影液的pH为11.5或更低，基本不含苄醇; 彩色成色剂是通过与显影剂氧化偶联形成或释放基本上非扩散性染料的化合物，并且内部潜像型卤化银颗粒具有特定的核/壳结构。 根据该方法，可以在短时间内获得具有高最大色彩浓度和低最小图像浓度的直接正彩色图像。
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公开(公告)号：US4956267A
公开(公告)日：1990-09-11
申请号：US200268
申请日：1988-05-31
申请人： Shinji Ueda , Tatsuo Heki , Noriyuki Inoue , Takatoshi Ishikawa , Nobutaka Ohki , Morio Yagihara , Kiyoshi Morimoto , Hiroshi Fujimoto , Kazuto Andoh
发明人： Shinji Ueda , Tatsuo Heki , Noriyuki Inoue , Takatoshi Ishikawa , Nobutaka Ohki , Morio Yagihara , Kiyoshi Morimoto , Hiroshi Fujimoto , Kazuto Andoh
CPC分类号： G03C7/413 , G03C1/48538
摘要： A method for forming a direct positive color image by image-wise exposing to light a light-sensitive material having at least one internal latent image type silver halide emulsion layer which is unfogged and color image-forming couplers on a support; either (1) subjecting the resulting material to fogging exposure to light and/or processing it with a nucleating agent before development, and then developing the resulting material with a surface developing solution containing an aromatic primary amine type color developing agent, or (2) developing the material after the image-wise exposure with a surface developing solution containing an aromatic primary amine type color developing agent under fogging exposure and/or in the presence of a nucleating agent; and bleach-fixing the resulting material, wherein the color developing solution contains at least one compound selected from the group consisting of compounds represented by the following general formulae (I), (II), (III) and (IV): ##STR1## wherein X represents --CO--, --SO.sub.2 -- or ##STR2## and R.sup.1 and R.sup.2 represents various familiar group; ##STR3## wherein R.sup.3, R.sup.4, R.sup.5 and R.sup.6 represent various familiar groups; ##STR4## wherein R.sup.7 and R.sup.8 represent various familiar groups; ##STR5## wherein Y represents a trivalent atomic group necessary for completing a condensed ring, m represents an integer of 0 to 4, and n represents an integer of 1 to 5.Stability of the color developing solutions with time lapse is excellent, which makes stable continuous process of color photographic light-sensitive materials possible over a long period.
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4.发明授权Process for forming direct positive color image comprising the use of bleach accelerators 失效用于形成包括使用漂白促进剂的直接正彩色图像的方法
公开(公告)号：US4914009A
公开(公告)日：1990-04-03
申请号：US66615
申请日：1987-06-26
申请人： Shinji Ueda , Tatsuo Heki , Noriyuki Inoue
发明人： Shinji Ueda , Tatsuo Heki , Noriyuki Inoue
CPC分类号： G03C7/421 , G03C7/39228
摘要： The present invention relates to a process for forming a direct positive color image, wherein bleaching time is reduced and color reproduction is not deteriorated. According to the present invention, there is provided a process for forming a direct positive color image comprising exposing a photosensitive material comprising, on a support, at least one photographic emulsion layer containing previously unfogged internal latent image-type silver halide grains and a color image-forming coupler, color-developing the same in the presence of a nucleating agent and/or fogging light, and then processing it with a processing solution having a bleaching effect, characterized in that a bleaching accelerator is incorporated into the processing bath having the bleaching effect or a pre-processing bath, or said bleaching accelerator is incorporated into the photosensitive material.
摘要翻译： 本发明涉及一种形成直接正彩色图像的方法，其中漂白时间减少，颜色再现不劣化。 根据本发明，提供了一种用于形成直接正彩色图像的方法，该方法包括将包含预先未雾化的内部潜像型卤化银颗粒的至少一个照相乳剂层和载体上的至少一个照相乳剂层的感光材料曝光 成型成色剂，在成核剂和/或雾化光的存在下显色相同，然后用具有漂白效果的处理溶液处理，其特征在于将漂白促进剂掺入具有漂白的处理浴中 效果或预处理浴，或所述漂白促进剂并入感光材料中。
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公开(公告)号：US4954427A
公开(公告)日：1990-09-04
申请号：US60790
申请日：1987-06-12
申请人： Noriyuki Inoue , Tetsuro Kojima , Tatsuo Heki , Shigeo Hirano
发明人： Noriyuki Inoue , Tetsuro Kojima , Tatsuo Heki , Shigeo Hirano
CPC分类号： G03C1/48546 , G03C1/061 , G03C2001/108 , Y10S430/141
摘要： A process for the formation of direct positive images comprising (1) imagewise exposing to light, a light-sensitive material comprising a photographic emulsion layer containing unfogged internal latent image type silver halide particles on at least one support, and (2) developing the light-sensitive material in the presence of a nucleating agent and at least one nucleation accelerator of general formula (I):A--(Y).sub.n R].sub.m (I)wherein A represents a group which is adsorbed by a silver halide; Y represents a divalent linkage group consisting of atoms or atomic groups selected from the group consisting of a hydrogen atom, a carbon atom, a nitrogen atom, an oxygen atom, and a sulfur atom; R represents an organic group containing at least one of a thioether group, an amino group, an ammonium group, an ether group, and a heterocyclic group; n represents an integer of 0 or 1; and m represents an integer of 1 or 2 to form direct positive images.
摘要翻译： 一种用于形成直接阳性图像的方法，包括（1）成像曝光，包含在至少一个载体上含有未雾化的内部潜像型卤化银颗粒的照相乳剂层的感光材料，和（2）显影光 在存在成核剂和至少一种通式（I）的成核促进剂的情况下：A-（Y）nR] m（I）其中A表示被卤化银吸附的基团; Y表示由选自氢原子，碳原子，氮原子，氧原子和硫原子的原子或原子团组成的二价连接基团; R表示含有硫醚基，氨基，铵基，醚基和杂环基中的至少一个的有机基团; n表示0或1的整数; m表示1或2的整数，形成直接正像。
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公开(公告)号：US4871653A
公开(公告)日：1989-10-03
申请号：US67850
申请日：1987-06-30
申请人： Noriyuki Inoue , Tatsuo Heki , Tetsuro Kojima
发明人： Noriyuki Inoue , Tatsuo Heki , Tetsuro Kojima
CPC分类号： G03C1/48546 , G03C5/305 , Y10S430/141
摘要： A process for forming a direct-positive image by developing an imagewise exposed photosensitive material, having on a support at least one photographic emulsion layer containing nonprefogged silver halide grains capable of forming an internal latent image, in which development is carried out in the presence of a combination of a nucleating agent and at least one compound having at least one mercapto group selected from a tetrazaindene, a triazaindene, and a pentaazaindene. The hydrogen atom of which mercapto group may optionally be further substituted with an alkali metal atom or an ammonium group. The invention process provides rapid and consistent formation of direct-positive images having high maximum density and low minimum density.
摘要翻译： 通过显影成像曝光的感光材料形成直接正像的方法，在载体上具有至少一个含有能够形成内部潜像的非离子卤化银颗粒的照相乳剂层，其中在存在 成核剂和至少一种具有至少一个巯基的化合物的组合，所述巯基选自四嗪，三氮杂茚和五氮杂茚。 巯基可以任选地被碱金属原子或铵基取代的氢原子。 本发明方法提供了快速且一致地形成具有高最大密度和低最小密度的直接正像。
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公开(公告)号：US4816290A
公开(公告)日：1989-03-28
申请号：US36450
申请日：1987-04-09
申请人： Tatsuo Heki , Noriyuki Inoue
发明人： Tatsuo Heki , Noriyuki Inoue
摘要： A process of forming a solid granular film is disclosed, which comprises dispersing solid granules into a liquid with the aid of a dispersant, removing the dispersant from the resulting dispersion to suspend the solid granules at the vapor-liquid interface, and transferring the solid granules onto a support, whereby high covering power is attained with respect to solid granules.
摘要翻译： 公开了一种形成固体颗粒膜的方法，其包括在分散剂的帮助下将固体颗粒分散在液体中，从所得分散体中除去分散剂以将固体颗粒悬浮在气液界面处，并将固体颗粒 到支撑体上，从而获得相对于固体颗粒的高覆盖力。
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8.发明授权Method for forming direct positive image comprising developing with a combination of a nucleating agent and a hydrazine derivative 失效用于形成直接阳性图像的方法，其包括用成核剂和肼衍生物的组合显影
公开(公告)号：US4880729A
公开(公告)日：1989-11-14
申请号：US91913
申请日：1987-09-01
申请人： Tatsuo Heki , Noriyuki Inoue , Shigeo Hirano
发明人： Tatsuo Heki , Noriyuki Inoue , Shigeo Hirano
CPC分类号： G03C1/48546
摘要： A method for forming a direct positive image by the steps of (a) imagewise exposing a light-sensitive material including a support having thereon at least one photographic emulsion layer containing a nonprefogged silver halide capable of forming an internal latent image and (b) developing the exposed material in the presence of a nucleating agent containing a combination of at least one quaternary heterocyclic compound and at least one hydrazine compound. The resulting direct positive has sufficiently high maximum density and low minimum density, and satisfactory stability over time.
摘要翻译： 一种用于通过以下步骤形成直接正像的方法：（a）使包含其上的支持体的感光材料成像曝光至少一个含有能够形成内部潜像的非反射卤化银的照相乳剂层和（b）显影剂 在含有至少一种四元杂环化合物和至少一种肼化合物的组合的成核剂存在下的暴露材料。 所得到的直接正极具有足够高的最大密度和低的最小密度，并且随着时间的推移令人满意的稳定性。
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9.发明授权Direct positive photographic materials and a method of forming direct positive images 失效直接的正性照相材料和形成直接正像的方法
公开(公告)号：US4948712A
公开(公告)日：1990-08-14
申请号：US184552
申请日：1988-06-07
IPC分类号： G03C7/30
CPC分类号： G03C7/3022 , G03C2200/20 , G03C7/3029 , Y10S430/156
摘要： The invention provides (1) direct positive photographic photosensitive materials in which at least one type of FR compound which releases fogging agent or development accelerator or a precursor thereof in accordance with the amount of silver developed when the silver halide is being developed is included in a direct positive photographic material comprising at least one layer of non-pre-fogged internal latent image type silver halide emulsion on a support, and (2) a method of forming direct positive images of which the distinguishing features are that in a method for the formation of direct positive images in which a direct positive photographic photosensitive material comprising at least one layer of non-pre-fogged internal latent image forming silver halide emulsion on a support is processed, after image exposure, in a surface developer, at least one type of FR compound which releases fogging agent or development accelerator or precursors thereof is included in the said photographic mateiral, and that the said photosensitive material is subjected to a fogging process and to a development process during and/or after the said fogging process.It is possible by means of this invention to obtain direct positive photographic materials which have excellent stability with respect to the passage of time and especially good stability with respect to the passage of time under conditions of high temperature and high humidity.Moreover, it is possible to obtain direct positive photographic materials and a method of forming direct positive images which have a high maximum image density and a high resolving power.Moreover, it is possible to obtain direct positive photographic materials and a method of forming direct positive images with which direct positive images which have a satisfactorily high color density can be obtained, even on processing in highly stable developers of low pH.
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公开(公告)号：US4863839A
公开(公告)日：1989-09-05
申请号：US085493
申请日：1987-08-14
申请人： Tatsuo Heki , Noriyuki Inoue
发明人： Tatsuo Heki , Noriyuki Inoue
CPC分类号： G03C7/3022 , G03C1/48538 , G03C7/413
摘要： A process for forming direct positive color photographic image is disclosed whereby a color photographic material having on a support at least one previously unfogged internal latent image-type silver halide emulsion layer and at least color forming coupler is developed, after imagewise exposure, with a surface color developer containing an aromatic primary amine color developing agent while applying thereto a fogging treatment, with or without the presence of a nucleating agent, before or during the development step, and bleaching and fixing (or blixing) the color photographic material, whereinthe pH of the surface color developer is not higher than 11.2,the color image forming coupler is a compound which is substantially non-diffusible and forms and releases a dye causing oxidative coupling with the aromatic primary amine color developing agent,and the surface of the silver halide in the internal latent image-type silver halide has been gold-sensitized.
摘要翻译： 公开了一种用于形成直接正彩色摄影图像的方法，其中在成像曝光之后，在表面上形成具有至少一个预先未雾化的内部潜像型卤化银乳剂层和至少成色耦合器的支撑体上的彩色照相材料， 含有芳族伯胺彩色显影剂的彩色显影剂，同时在显影步骤之前或期间，在显色步骤期间或期间，在有或没有成核剂的情况下施加雾化处理，以及漂白和固定（或混合）彩色照相材料，其中pH 的表面彩色显影剂不高于11.2，彩色图像形成成色剂是基本上不可扩散的化合物，形成并释放引起与芳族伯胺显色剂的氧化偶联的染料，并且卤化银的表面 在内部潜像型卤化银中已被金致敏。
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