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51. 发明授权

US4968592A Direct positive image forming method comprising developing with a combination of nucleating agents 失效
标题翻译：直接正成像方法包括用成核剂的组合显影
公开(公告)号：US4968592A
公开(公告)日：1990-11-06
申请号：US251423
申请日：1988-09-30
申请人： Naoyasu Deguchi , Satoshi Nagaoka , Noriyuki Inoue , Shigeo Hirano
发明人： Naoyasu Deguchi , Satoshi Nagaoka , Noriyuki Inoue , Shigeo Hirano
IPC分类号： G03C1/485 , G03C7/30
CPC分类号： G03C1/48546 , Y10S430/141
摘要： A direct positive image forming method comprising development processing an imagewise exposed photographic light-sensitive material comprising a support having thereon at least on photographic emulsion layer containing internal latent image type silver halide grains not having been previously fogged in the presence of a nucleating agent, wherein the nucleating agent comprises at least two kinds of nucleating agents and a ratio of nucleating rates thereof is at least 2.0.In accordance with the method of the present invention, images having both a low minimum density and an extremely high maximum density can be rapidly and stably obtained using a small amount of nucleating agents.
摘要翻译：一种直接正性图像形成方法，包括显影处理成像曝光的照相感光材料，其包含其上至少包含在成核剂存在下未被雾化的内部潜像型卤化银颗粒的照相乳剂层的载体，其中成核剂包含至少两种成核剂，其成核速率的比例至少为2.0。根据本发明的方法，可以使用少量的成核剂快速且稳定地获得具有低最小密度和极高的最大密度的图像。

52. 发明授权

US4880729A Method for forming direct positive image comprising developing with a combination of a nucleating agent and a hydrazine derivative 失效
标题翻译：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
IPC分类号： G03C1/485 , G03C5/50 , G03C7/00 , G03C7/407
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。

53. 发明授权

US4828973A Silver halide photographic material with heterocyclic quaternary ammonium nucleating agent 失效
标题翻译：卤化银照相材料与杂环季铵成核剂
公开(公告)号：US4828973A
公开(公告)日：1989-05-09
申请号：US21652
申请日：1987-03-04
申请人： Shigeo Hirano , Ashita Murai , Seiji Suzuki
发明人： Shigeo Hirano , Ashita Murai , Seiji Suzuki
IPC分类号： G03C1/06 , G03C1/485
CPC分类号： G03C1/48546
摘要： A silver halide photographic material is described, which comprises a support having provided thereon at least one hydrophilic layer containing at least one alkynyl-substituted heterocyclic quaternary ammonium salt represented by the following general formula (I): ##STR1## wherein Z represents non-metallic atoms necessary for forming a 5- or 6-membered heterocyclic nucleus;R.sup.1 represents an aliphatic group, and R.sup.2 represents a hydrogen atom, an aliphatic group or an aromatic group, at least one of R.sup.1, R.sup.2 and Z having an alkynyl group, and at least one of the substituents R.sup.1 and Z including the group X-(L).sub.m - wherein X represents a group effective for accelerating adsorption onto silver halide grains and L represents a divalent linking group;Y represents a charge-balancing counter ion;n represents 0 or 1; andm represents 0 or 1.
摘要翻译：描述了一种卤化银照相材料，其包括其上提供有至少一个含有由以下通式（I）表示的至少一个炔基取代的杂环季铵盐的亲水层的载体：其中Z表示形成5-或6-元杂环核所必需的非金属原子; R1表示脂族基团，R2表示氢原子，脂肪族基团或芳香族基团，具有炔基的R 1，R 2和Z中的至少一个，以及包含X基团的取代基R 1和Z中的至少一个，（L）m-其中X表示有效加速对卤化银颗粒的吸附的基团，L表示二价连接基团; Y表示电荷平衡反离子; n表示0或1; m表示0或1。

54. 发明授权

US4501898A Photographic development inhibitor (1H- or 2H-) indazolyl hydroquinone derivatives 失效
标题翻译：照相显影抑制剂（1H-或2H-）吲唑基氢醌衍生物
公开(公告)号：US4501898A
公开(公告)日：1985-02-26
申请号：US384809
申请日：1982-06-03
申请人： Shigeo Hirano , Kei Sakanoue
发明人： Shigeo Hirano , Kei Sakanoue
IPC分类号： G03C7/26 , C07D231/56 , C07D257/04 , G03C1/005 , G03C7/30 , G03C7/305 , G03C7/00 , G03C1/40
CPC分类号： G03C7/305 , C07D231/56 , Y10S430/158
摘要： A photographic development inhibitor releasing compound of the formula (I): ##STR1## wherein X is an indazole residue which may be substituted and which is bonded to the benzene nucleus through the nitrogen atom at the 1-position or 2-position thereof; R.sup.1, R.sup.2 and R.sup.3, which may be the same or different, are each hydrogen, an alkyl group, an aryl group, an alkylthio group, an arylthio group, a halogen atom, a hydrogen group, an alkoxy group, an aryloxy group, an acyl group, an alkoxycarbonyl group, an amido group, a sulfonamido group, a carbamoyl group, a sulfamoyl group, a heterocyclic residue or any of the groups described above for X; further R.sup.2 and R.sup.3 may combine with each other to form a ring; and R.sup.4 and R.sup.5, which may be the same or different, are each hydrogen or a group capable of being hydrolyzed in the presence of an alkali. The compound is very active and rapidly releases a development inhibiting agent upon oxidation. However, it is stable when it is incorporated into a silver halide emulsion layer and can be advantageously used in a photographic light-sensitive material.
摘要翻译：一种照相显影抑制剂释放式（I）的化合物：其中X是可被取代的吲唑残基，并且其通过1-位或2-位的氮原子与苯核键合的; R 1，R 2和R 3可以相同或不同，分别为氢，烷基，芳基，烷硫基，芳硫基，卤素原子，氢基，烷氧基，芳氧基，酰基，烷氧基羰基，酰胺基，亚磺酰氨基，氨基甲酰基，氨磺酰基，杂环残基或上述X中的任何基团; 另外R2和R3可以相互结合形成环; 和可以相同或不同的R 4和R 5各自为氢或在碱存在下能够水解的基团。该化合物是非常活跃的，并且在氧化时快速释放显影抑制剂。然而，当它被并入卤化银乳剂层中并且可以有利地用于照相感光材料时它是稳定的。

55. 发明授权

US4458010A Process for bleaching color photographic sensitive materials 失效
标题翻译：彩色感光材料漂白工艺
公开(公告)号：US4458010A
公开(公告)日：1984-07-03
申请号：US441207
申请日：1982-11-12
申请人： Kiyohiko Yamamuro , Shigeo Hirano , Yasuo Iwasa
发明人： Kiyohiko Yamamuro , Shigeo Hirano , Yasuo Iwasa
IPC分类号： C07D257/04 , G03C1/34 , G03C7/42 , G03C7/00
CPC分类号： C07D257/04 , G03C1/346 , G03C7/421
摘要： A process for bleaching color photographic sensitive materials and color photographic sensitive materials are disclosed. The process comprises bleaching the silver halide color photographic sensitive materials which are comprised of a support base, a silver halide emulsion layer, and a compound represented by the general formula (I) or strong acid salts thereof in a layer which does not substantially form silver salts of said compounds with a treating solution containing persulfate after being exposed to the light and carrying out color development: ##STR1## wherein M represents a hydrogen atom, an alkali metal atom, an alkaline earth metal, a quaternary ammonium group, a quaternary phosphonium group, an amidino group or ##STR2## R.sup.1 and R.sup.2 each represents a hydrogen atom or an aliphatic group, and m represents an integer of 2 to 4. The bleaching process effectively bleaches color sensitive materials having a high silver content and/or a colloidal silver layer without creating a bad odor.
摘要翻译：公开了一种用于漂白彩色感光材料和彩色感光材料的方法。该方法包括在基本上不形成银的层中漂白由支持基底，卤化银乳剂层和由通式（I）表示的化合物或其强酸盐组成的卤化银彩色照相感光材料所述化合物的盐在暴露于光后进行含有过硫酸盐的处理溶液并进行着色显影：其中M表示氢原子，碱金属原子，碱土金属，季铵基，季鏻基，脒基或R 1和R 2各自表示氢原子或脂族基，m表示2〜4的整数。漂白方法有效地漂白具有高银含量的色敏材料和/ 或胶体银层，而不会产生不良气味。

56. 发明授权

US4374923A Direct positive silver halide photographic light-sensitive material 失效
标题翻译：直接正极卤化银摄影感光材料
公开(公告)号：US4374923A
公开(公告)日：1983-02-22
申请号：US322137
申请日：1981-11-17
申请人： Shigeo Hirano , Tadao Sugimoto , Nobuyuki Tsujino
发明人： Shigeo Hirano , Tadao Sugimoto , Nobuyuki Tsujino
IPC分类号： C07C67/00 , C07C239/00 , C07C275/40 , G03C1/485 , G03C1/36
CPC分类号： G03C1/48561
摘要： A direct positive silver halide photographic light-sensitive material is described comprising a support having coated thereon at least one light-sensitive silver halide photographic emulsion layer, wherein at least one layer of the light-sensitive silver halide photographic emulsion layers and other hydrophilic colloid layers contains a compound represented by formula (I) ##STR1## wherein R.sup.1 and R.sup.2 can each represent a hydrogen atom, an aliphatic group, an aromatic group, or a heterocyclic group; R.sup.3 represents a hydrogen atom or an aliphatic group; R.sup.4 represents a hydrogen atom, an aliphatic group, or an aromatic group; and X represents a divalent aromatic group.The direct positive silver halide photographic light-sensitive material containing the above novel fogging agent compound has good preservability and provides excellent reversal photographic images in spite of changes (1) in the bromine ion concentration in a developing solution used for processing, (2) in the particle size of the internal latent image type silver halide grains, and (3) in the amount of the fogging agent employed.
摘要翻译：描述了直接正性卤化银照相感光材料，其包括其上涂覆有至少一种感光卤化银照相乳剂层的载体，其中至少一层感光卤化银照相乳剂层和其它亲水胶体层含有式（I）表示的化合物其中R 1和R 2各自表示氢原子，脂族基团，芳族基团或杂环基团; R3表示氢原子或脂肪族基团; R4表示氢原子，脂族基团或芳香族基团; X表示二价芳香族基团。含有上述新型起雾剂化合物的直接正性卤化银照相感光材料具有良好的保存性，并且尽管在用于加工的显影液中的溴离子浓度有变化（1），但是提供优异的反转照相图像，（2）内部潜像型卤化银颗粒的粒径，和（3）所用的起雾剂的量。

57. 发明授权

US4243739A Silver halide photographic light-sensitive material 失效
标题翻译：卤化银照相感光材料
公开(公告)号：US4243739A
公开(公告)日：1981-01-06
申请号：US83750
申请日：1979-10-11
申请人： Hiroyuki Mifune , Shunji Takada , Yoshitaka Akimura , Shigeo Hirano
发明人： Hiroyuki Mifune , Shunji Takada , Yoshitaka Akimura , Shigeo Hirano
IPC分类号： C07C67/00 , C07C241/00 , C07C243/26 , C07C243/38 , C07C325/00 , C07C335/04 , G03C1/043 , G03C1/06 , G03C1/10 , G03C5/30 , G03C1/28
CPC分类号： C07C243/00 , G03C1/043 , G03C1/061 , Y10S430/15
摘要： A silver halide photographic light-sensitive material having at least one silver halide photographic emulsion layer comprising substantially surface latent image type silver halide grains, and containing in said photographic emulsion layer or at least one of other hydrophilic colloid layers a compound represented by the following general formula (I): ##STR1## wherein X.sup.1 represents a group containing a ##STR2## moiety, Ar.sup.1 and Ar.sup.2 each represents a substituted or unsubstituted aromatic group, B represents a divalent linking group, n is 0 or 1, and R.sup.1 represents a hydrogen atom, an unsubstituted alkyl group, or a substituted or unsubstituted aryl group.
摘要翻译：一种卤化银摄影感光材料，其具有至少一个卤化银照相乳剂层，其包含基本上表面的潜像型卤化银颗粒，并且在所述照相乳剂层或至少一种其它亲水胶体层中含有下列通式式（I）：其中X1表示含有部分的基团，其中Ar1和Ar2各自表示取代或未取代的芳族基团，B表示二价连接基团，n为0或1，R 1 表示氢原子，未取代的烷基或取代或未取代的芳基。

58. 发明授权

US5744279A Silver halide photographic material 失效
标题翻译：卤化银照相材料
公开(公告)号：US5744279A
公开(公告)日：1998-04-28
申请号：US595478
申请日：1996-02-01
申请人： Toshihide Ezoe , Toshiaki Kubo , Hiroshi Takeuchi , Kazunobu Katoh , Shigeo Hirano , Kazuki Yamazaki , Takashi Hoshimiya , Minoru Sakai , Tetsuo Yoshida
发明人： Toshihide Ezoe , Toshiaki Kubo , Hiroshi Takeuchi , Kazunobu Katoh , Shigeo Hirano , Kazuki Yamazaki , Takashi Hoshimiya , Minoru Sakai , Tetsuo Yoshida
IPC分类号： G03C1/06 , G03C1/295 , G03C5/30
CPC分类号： G03C1/295 , G03C1/061 , G03C5/30
摘要： A silver halide photographic material is disclosed, comprising a support having provided thereon at least one silver halide emulsion layer, at least one layer of the emulsion layer and other hydrophilic colloid layers containing at least one hydrazine-type nucleating agent having, in the vicinity of the hydrazine group, an anionic group or a nonionic group which forms an intramolecular hydrogen bond with a hydrogen atom of the hydrazine, and also containing at least one of the onium salt compounds represented by formulae (a), (b) and (c), or at least one of the amine compounds represented by formulae (d), (e), (f), (g), (h), (i) and (j). Also disclosed is a method for processing, after exposure, the silver halide photographic material described above with a developer containing a reductone-type developing agent and having a pH of 12 or less.
摘要翻译：公开了一种卤化银照相材料，其包括在其上设置有至少一个卤化银乳剂层的支撑体，至少一层乳剂层和其它含有至少一种肼型成核剂的亲水胶体层，所述肼型成核剂在肼基，与肼的氢原子形成分子内氢键的阴离子基团或非离子基团，还含有由式（a），（b）和（c）表示的至少一种鎓盐化合物，，或者由式（d），（e），（f），（g），（h），（i）和（j）表示的至少一种胺化合物。还公开了一种在曝光后用含有还原酮型显影剂并且pH为12以下的显影剂处理上述卤化银照相材料的方法。

59. 发明授权

US5721093A Color developing agent, processing composition and color image-forming method 失效
标题翻译：彩色显影剂，加工组合物和彩色成像方法
公开(公告)号：US5721093A
公开(公告)日：1998-02-24
申请号：US613202
申请日：1996-03-06
申请人： Keizo Kimura , Shigeo Hirano
发明人： Keizo Kimura , Shigeo Hirano
IPC分类号： G03C7/413 , G03C7/407
CPC分类号： G03C7/413 , G03C7/4136
摘要： A method for forming a color image comprises the step of developing an image-wise exposed silver halide color photographic photosensitive material at the presence of the following color developing agent or its analogue. According to this method, the rapid process can be attained, forming an image having only a slight fog, sufficient yellow and cyan image densities and a high image fastness. ##STR1##
摘要翻译：形成彩色图像的方法包括在以下彩色显影剂或其类似物的存在下显影图像曝光的卤化银彩色照相感光材料的步骤。根据该方法，可以实现快速处理，形成仅具有微雾，足够的黄色和青色图像浓度以及高图像牢度的图像。

60. 发明授权

US4987052A Silver halide photographic material and method for forming superhigh contrast negative images using the same 失效
标题翻译：卤化银照相材料和使用其形成超高对比度负像的方法
公开(公告)号：US4987052A
公开(公告)日：1991-01-22
申请号：US139230
申请日：1987-12-29
申请人： Shigeo Hirano , Kazunobu Katoh , Yoshio Inagaki , Nobuaki Inoue
发明人： Shigeo Hirano , Kazunobu Katoh , Yoshio Inagaki , Nobuaki Inoue
IPC分类号： G03C1/06 , G03C1/12
CPC分类号： G03C1/12 , G03C1/061
摘要： A silver halide photographic material is disclosed, which comprises at least one silver halide emulsion layer on a support, at least one of the emulson layer and other layers contains at least one hydrazine derivative and at least one of these layers contains at least one compound having both a silver halide adsorbing group and an acid group represented by the general formula (I):C-L-D (I)wherein C represents a group that enhances adsorption to silver halide, D represents an acid group, and L represents a divalent linking group,and possessing substantially no absorption maximum in the visible region. A method for forming superhigh contrast negative images is also disclosed, comprising imagewise exposing this silver halide photographic material, followed by developing with a developing solution containing sulfite ions in an amount of about 0.15 mol or more per liter and having a pH of about 10.5 to about 12.3.
摘要翻译：公开了一种卤化银照相材料，其包含至少一个卤化银乳剂层，其中至少一个乳化剂层和其它层含有至少一个肼衍生物，并且这些层中的至少一个含有至少一种具有卤化银吸附基团和由通式（I）表示的酸基团：CLD（I）其中C表示增强对卤化银的吸附的基团，D表示酸基，L表示二价连接基团，在可见区域基本上没有吸收最大值。还公开了一种用于形成超高对比度负像的方法，包括成像曝光该卤化银照相材料，然后用含有约0.15摩尔或更高/升每升的量的亚硫酸根离子的显影溶液显影，并具有约10.5的pH至约12.3。

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