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91. 发明授权

US5102779A Method for processing silver halide photographic materials, and developer and silver halide photographic material used therein 失效
标题翻译：用于处理银盐摄影材料的方法及其使用的开发商和银盐摄影材料
公开(公告)号：US5102779A
公开(公告)日：1992-04-07
申请号：US596272
申请日：1990-10-12
申请人： Tetsuro Kojima , Eiichi Okutsu , Kazunobu Katoh
发明人： Tetsuro Kojima , Eiichi Okutsu , Kazunobu Katoh
IPC分类号： G03C5/29 , G03C1/043 , G03C1/06 , G03C5/30 , G03C5/305
CPC分类号： G03C5/305 , G03C1/043
摘要： A method for processing silver halide photographic materials comprising the step of: processing imagewise exposed silver halide photographic material using a developer containing at least one compound represented by general formula (X): ##STR1## wherein R.sub.1 and R.sub.2 each represents a hydrogen atom, an alkyl group containing from 2 to 8 carbon atoms, an alkenyl group containing from 3 to 8 carbon atoms, or an aralkyl group containing from 7 to 12 carbon atoms; or R.sub.1 and R.sub.2 are combined to form a ring; R.sub.3, R.sub.4, R.sub.5, and R.sub.6 each represents a hydrogen atom, or an alkyl group containing from 1 to 4 carbon atoms: and n represents an integer from 3 to 20. A developer for processing silver halide photographic materials comprising at least one compound represented by general formula (X), described above. A silver halide photographic material comprising: at least one compound represented by general formula (X'): ##STR2## wherein R'.sub.1 and R'.sub.2 each represents a hydrogen atom, an alkyl group containing from 1 to 30 carbon atoms, an alkenyl group containing from 3 to 30 carbon atoms, or an aralkyl group containing from 7 to 30 carbon atoms; or R'.sub.1 and R'.sub.2 are combined to form a ring; R.sub.3, R.sub.4, R.sub.5, and R.sub.6 are the same as described above; and n' represents an integer from 2 to 50. A method for processing silver halide photographic materials comprising the step of: processing imagewise exposed silver halide photographic material comprising at least one compound represented by general formula (X'), described above.

92. 发明授权

US5100761A Silver halide photographic materials 失效
公开(公告)号：US5100761A
公开(公告)日：1992-03-31
申请号：US170524
申请日：1988-03-21
申请人： Morio Yagihara , Hisashi Okada , Kazunobu Katoh , Noriyuki Inoue , Shingo Nishiyama , Tetunori Matushita
发明人： Morio Yagihara , Hisashi Okada , Kazunobu Katoh , Noriyuki Inoue , Shingo Nishiyama , Tetunori Matushita
IPC分类号： C07D233/84 , C07D235/28 , C07D249/12 , C07D249/18 , C07D257/04 , C07D285/12 , C07D285/135 , G03C1/06 , G03C1/485
CPC分类号： C07D257/04 , C07D233/84 , C07D235/28 , C07D249/12 , C07D249/18 , C07D285/135 , G03C1/061 , G03C1/48561 , Y10S430/141
摘要： A silver halide photographic material comprising one or more silver halide emulsion layers and hydrophilic colloid layers, wherein at least one of the layers contains an acylhydrazine compound as described below. The instant photographic materials have high contrast negative-gradation or positive-gradation characteristics, high maximum image density, excellent reversal characteristics and long-term storage stability.

93. 发明授权

US5093222A Silver halide photographic materials 失效
公开(公告)号：US5093222A
公开(公告)日：1992-03-03
申请号：US262634
申请日：1988-10-26
申请人： Kazunobu Katoh
发明人： Kazunobu Katoh
IPC分类号： G03C1/16 , G03C1/06 , G03C1/10 , G03C1/29
CPC分类号： G03C1/061 , G03C1/29
摘要： A negative silver halide photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer, wherein said silver halide emulsion layer or another hydrophilic colloid layer provided on the support contains (i) a hydrazine derivative, (ii) at least one cationic dye selected from the group consisting of cyanine dyes, hemicyanine dyes and rhodacyanine dyes, and (iii) a compound represented by formula (I) and having substantially no absorption maximum at the visible region; ##STR1## wherein Z.sup.11, Z.sup.12, R.sup.11, R.sup.12, X and n are defined in the specification.

94. 发明授权

US5004674A Silver halide photosensitive material 失效
标题翻译：卤化银感光材料
公开(公告)号：US5004674A
公开(公告)日：1991-04-02
申请号：US421024
申请日：1989-10-13
申请人： Keiichi Adachi , Kazunobu Katoh , Kouichi Kawamura
发明人： Keiichi Adachi , Kazunobu Katoh , Kouichi Kawamura
IPC分类号： G03C1/06 , G03C1/43 , G03C1/49
CPC分类号： G03C1/06 , G03C1/49 , Y10S430/153 , Y10S430/164
摘要： A silver halide photosensitive material comprising a support having thereon a layer containing (a) an organic compound which releases a free radical on contact with light rays and (b) a compound which undergoes a change in the absorption spectrum due to the action of the released free radical.
摘要翻译：一种卤化银感光材料，其包括其上具有包含（a）在与光线接触时释放自由基的有机化合物的层的载体和（b）由于释放的作用而发生吸收光谱变化的化合物自由基。

95. 发明授权

US4971890A Silver halide photographic material 失效
标题翻译：卤化银照相材料
公开(公告)号：US4971890A
公开(公告)日：1990-11-20
申请号：US349496
申请日：1989-05-09
申请人： Hisashi Okada , Kazunobu Katoh
发明人： Hisashi Okada , Kazunobu Katoh
IPC分类号： G03C1/06 , G03C1/485
CPC分类号： G03C1/061
摘要： A silver halide photographic material is disclosed, comprising a support having thereon at least one of silver halide photographic emulsion layers and other hydrophilic colloidal layers, wherein said photographic emulsion layers or other hydrophilic colloidal layers contain a hydrazine compound represented by formula (I): ##STR1## wherein at least one of A.sub.1 and A.sub.2 represents a hydrogen atom and the other represents a hydrogen atom, a sulfonyl group or an acyl group; R.sub.1 represents an aliphatic, group, an aromatic group, or a heterocyclic group; Y.sub.1 represents a divalent organic group; G.sub.1 represents a carbonyl group, a sulfonyl group, a sulfoxy group, ##STR2## wherein R.sub.2 represents an alkoxy group or an aryloxy group, ##STR3## or an iminomethylene group; Z.sub.1 represents a group suitable for making a nucleophilic attack on G.sub.1 to separate the G.sub.1 --L.sub.1 --Z.sub.1 from the rest of the molecule; and L.sub.1 represents a divalent organic group suitable for producing a cyclic structure with G.sub.1 and Z.sub.1 upon nucleophilic attack by Z.sub.1 on G.sub.1.
摘要翻译：公开了一种卤化银照相材料，其包括其上具有卤化银照相乳剂层和其它亲水性胶体层中的至少一种的载体，其中所述照相乳剂层或其它亲水性胶体层含有式（I）表示的肼化合物：（I）其中A1和A2中的至少一个表示氢原子，另一个表示氢原子，磺酰基或酰基; R1表示脂肪族，基团，芳香族基团或杂环基团; Y1表示二价有机基团; G 1表示羰基，磺酰基，磺酰氧基，其中R 2表示烷氧基或芳氧基，或者亚氨基亚甲基。 Z1表示适合于对G1进行亲核攻击以将G1-L1-Z1与其余分子分离的基团; L1表示适合于通过在G1上的Z1亲核攻击时产生具有G1和Z1的环状结构的二价有机基团。

96. 发明授权

US4965170A Silver halide photographic material and method for forming super high contrast images therewith 失效
标题翻译：卤化银照相材料和用于形成超高对比度图像的方法
公开(公告)号：US4965170A
公开(公告)日：1990-10-23
申请号：US489872
申请日：1990-03-06
申请人： Toshinao Ukai , Kazuhiro Shirasu , Koki Nakamura , Keizo Koya , Masahiro Okada , Kazunobu Katoh
发明人： Toshinao Ukai , Kazuhiro Shirasu , Koki Nakamura , Keizo Koya , Masahiro Okada , Kazunobu Katoh
IPC分类号： G03C1/06 , G03C1/83 , G03C7/305
CPC分类号： G03C1/83 , G03C1/061 , G03C7/30547 , Y10S430/156 , Y10S430/159
摘要： A silver halide photographic material comprising a support having thereon at least one silver halide emulsion layer, said emulsion layer or at least one of other hydrophilic colloid layers containing a compound represented by formula (I):PWR--Time--.sub.T LA (I)wherein PWR represents a group which undergoes reduction to release (Time).sub.t LA; Time represents a group which release LA upon reaction following release of (Time).sub.t LA from PWR; t represents an integer of 0 or 1; and LA represents a group having a maximum light absorption in a wavelength range of 310 nm or more. In a preferred embodiment, one of said other hydrophilic colloid layers substantially free of the compound represented by formula (I) is provided between said at least one silver halide emulsion layer in said silver halide photographic material and one of said other hydrophilic colloid layers containing the compound represented by formula (I), and at least one of these hydrophilic colloid layers or at least one other of said other hydrophilic colloid layers contains a hydrazine derivative. A process for the formation of an ultrahigh contrast image, which comprises exposing the above-described silver halide photographic material to light, and then developing the silver halide photographic material with a developing solution having a pH of 11.0 to 12.3 and containing 0.15 mol/l or more of sulfite ions.

97. 发明授权

US4956263A Silver halide photographic material containing a compound capable of releasing a dye 失效
标题翻译：含有能够释放染料的化合物的卤化银照相材料
公开(公告)号：US4956263A
公开(公告)日：1990-09-11
申请号：US238796
申请日：1988-08-31
申请人： Kunio Ishigaki , Kazunobu Katoh , Nobuaki Inoue , Hisashi Okada , Toshinao Ukai , Morio Yagihara , Yoshihiro Takagi , Masakazu Yoneyama
发明人： Kunio Ishigaki , Kazunobu Katoh , Nobuaki Inoue , Hisashi Okada , Toshinao Ukai , Morio Yagihara , Yoshihiro Takagi , Masakazu Yoneyama
IPC分类号： G03C1/06 , G03C1/83
CPC分类号： G03C1/061 , G03C1/83 , Y10S430/156
摘要： A silver halide photographic material capable of providing very high contrast image and having improved safelight safety is described, which comprises a support having thereon at least one silver halide emulsion layer, and containing in the silver halide emulsion layer or another hydrophilic colloid layer (i) a compound represented by formula (I) ##STR1## wherein PWR represents a group capable of releasing ##STR2## upon being reduced; Time represents a group capable of releasing LA after being released from PWR, t is 0 or 1; and LA represents a group having an absorption maximum in the wavelength region longer than 310 nm, (ii) a hydrazine derivative, and (iii) at least one compound represented by formulae (IX) and (X) ##STR3## wherein R.sup.91, R.sup.92, R.sup.93, and R.sup.94, which may be the same or different, each represents hydrogen, an alkyl group, an aryl group, an amino group, a hydroxyl group, an alkoxy group, an alkylthio group, a carbamoyl group, a halogen atom, a cyano group, a carboxyl group, an alkoxycarbonyl group or a heterocyclic group and R.sup.91 and R.sup.92 or R.sup.92 and R.sup.93 may be linked to form a 5- or 6-membered ring; provided that at least one of R.sup.91 and R.sup.93 represents a hydroxyl group.

98. 发明授权

US4308335A Color diffusion transfer photographic elements 失效
标题翻译：彩色扩散转印摄影元素
公开(公告)号：US4308335A
公开(公告)日：1981-12-29
申请号：US170391
申请日：1980-07-21
申请人： Tatsuya Yamamoto , Kazunobu Katoh
发明人： Tatsuya Yamamoto , Kazunobu Katoh
IPC分类号： C08F2/00 , C08F2/22 , C08F2/44 , G03C8/56 , G03C5/54 , G03C1/40 , G03C7/00
CPC分类号： G03C8/56 , Y10S430/142 , Y10S525/902 , Y10S525/916 , Y10T428/31909
摘要： A mordant layer for a color diffusion transfer photographic element containing a cationic polymer latex obtained by emulsion-polymerizing a monomer represented by formula (I) ##STR1## wherein R.sub.1 and R.sub.2 each represents hydrogen or an alkyl group having from 1 to 6 carbon atoms; R.sub.3, R.sub.4, and R.sub.5 each can represent an alkyl group having from 1 to 20 carbon atoms, or an aralkyl group having from 7 to 10 carbon atoms, or any two or R.sub.3, R.sub.4, and R.sub.5 together can form a ring; and X.sup..crclbar. represents an anion; as a shell component for a core component of dispersed particles of a polymer latex obtained by emulsion-polymerizing a water-insoluble monomer or monomers other than the monomer of formula (I).
摘要翻译：含有通过乳液聚合由式（I）表示的单体（I）得到的阳离子聚合物胶乳的彩色扩散转印照相元件的媒染剂层，其中R 1和R 2各自表示氢或具有1至6个碳原子 R 3，R 4和R 5各自可以表示具有1至20个碳原子的烷基或具有7至10个碳原子的芳烷基，或任何两个或R 3，R 4和R 5可以形成环; X（ - ）表示阴离子; 作为通过使不溶于水的单体或不同于式（I）的单体的单体乳液聚合而获得的聚合物胶乳的分散颗粒的核心组分的壳组分。

99. 发明授权

US4255516A Photographic support containing different polyester layers 失效
标题翻译：含有不同聚酯层的摄影支架
公开(公告)号：US4255516A
公开(公告)日：1981-03-10
申请号：US141529
申请日：1980-04-18
申请人： Kazunobu Katoh , Saburo Fujita , Toshihiro Otaki , Shozi Nakashima
发明人： Kazunobu Katoh , Saburo Fujita , Toshihiro Otaki , Shozi Nakashima
IPC分类号： B32B27/36 , G03C1/795 , G03C1/78
CPC分类号： G03C1/7954 , Y10T428/31786
摘要： A photographic support of a composite polyester film in which additives and oligomers can be incorporated in the support without exerting any undesirable effects upon photographic characteristics, which film is constructed by an inner layer of polyester containing volatile diffusible substances or exudative substances, and a covering layer of another sort of polyester, with which both sides of the inner layer are covered, not containing the above-described substances judging from practical viewpoint and that, having a glass transition point equal to or higher than that of the inner layer, and which film is orientated along at least one prescribed axis.
摘要翻译：复合聚酯膜的照相载体，其中添加剂和低聚物可以引入载体中而不对照相特性产生不期望的影响，该膜由含有挥发性扩散物质或渗出物质的聚酯的内层构成，并且覆盖层根据实际观点从内层的两面覆盖不含上述物质的另一种聚酯，并且玻璃化转变点等于或高于内层的玻璃化转变点，并且哪个膜沿着至少一个规定轴线定向。

100. 发明授权

US4220703A Photographic receiving layer with acid processed gelatin 失效
标题翻译：具有酸加工明胶的摄影接收层
公开(公告)号：US4220703A
公开(公告)日：1980-09-02
申请号：US24331
申请日：1979-03-27
申请人： Kazunobu Katoh
发明人： Kazunobu Katoh
IPC分类号： G03C1/835 , G03C8/56 , G03C1/40 , B44D1/09 , G03C5/54
CPC分类号： G03C8/56 , G03C1/835 , Y10S430/142 , Y10T428/31855
摘要： A photographic element comprising a support having thereon at least one layer containing acid processed gelatin and a polymeric mordant containing a repeating unit represented by the following general formula (I): ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3, which may be the same or different, each represents an alkyl group and the total number of carbon atoms in R.sub.1, R.sub.2 and R.sub.3 is 12 or more; and X.sup..crclbar. represents an anion.
摘要翻译：一种照相元件，包括其上具有至少一层包含酸加工明胶的载体和含有由以下通式（I）表示的重复单元的聚合物媒染剂：其中R1，R2和R3可以是相同或不同，各自表示烷基，R1，R2和R3中的碳原子总数为12以上; X（ - ）表示阴离子。

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