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公开(公告)号：US4923789A
公开(公告)日：1990-05-08
申请号：US193443
申请日：1988-05-12
CPC分类号： G03C7/30547 , Y10S430/156 , Y10S430/159
摘要： A silver halide photographic material comprising a support having thereon at least one silver halide light-sensitive emulsion layer, wherein at least one compound represented by the formula (I) is present in said silver halide emulsion layer or at least one other hydrophilic colloid layer of said material:A--B (I)wherein A represents a blocking group which can release a dye for photographic purposes during processing and B represents said dye for photographic purposes which is bonded to A by means of a hetero atom.
摘要翻译： 一种卤化银照相材料，其包含其上具有至少一个卤化银感光乳剂层的载体，其中至少一种式（I）表示的化合物存在于所述卤化银乳剂层或至少一种其它亲水胶体层中 所述材料：AB（I）其中A表示在加工过程中可以释放用于照相目的的染料的封闭基团，B表示用于照相目的的所述染料，其通过杂原子与A键合。
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公开(公告)号：US5124230A
公开(公告)日：1992-06-23
申请号：US650384
申请日：1991-02-04
申请人： Hisashi Okamura , Kazunobu Katoh , Morio Yagihara
发明人： Hisashi Okamura , Kazunobu Katoh , Morio Yagihara
CPC分类号： G03C1/48561 , G03C1/061
摘要： The silver halide photographic material capable of providing very high contrast negative images is disclosed, which has at least one silver halide photographic emulsion layer on a support, wherein the silver halide photographic emulsion layer or another hydrophilic colloid layer provided on the support contains a nucleating agent represented by formula (Ia), (Ib) or (Ic): ##STR1## wherein R.sub.11, R.sub.12, R.sub.21, R.sub.31, Y.sub.11, Y.sub.21, A.sub.11, A.sub.12 and G.sub.11 are defined in the specification.
摘要翻译： 公开了能够提供非常高的对比度负像的卤化银照相材料，其在载体上具有至少一个卤化银照相乳剂层，其中设置在载体上的卤化银照相乳剂层或另一亲水胶体层含有成核剂 （Ia），（Ib）其中R11，R12，R21，R31，Y11，Y21，A11，A12和 G11在规范中定义。
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公开(公告)号：US5030547A
公开(公告)日：1991-07-09
申请号：US373019
申请日：1989-06-28
申请人： Kazunobu Katoh , Morio Yagihara
发明人： Kazunobu Katoh , Morio Yagihara
IPC分类号： G03C1/06
CPC分类号： G03C1/061 , G03C2001/108
摘要： A negative-type silver halide photographic material is disclosed, which comprises a support having provided thereon at least one hydrophilic colloid layer, at least one of which is a silver halide emulsion layer, wherein the hydrophilic colloid layer contains:(a) a compound represented by formula (I): ##STR1## wherein, A.sub.1 and A.sub.2 both represent hydrogen atoms, or one represents a hydrogen atom and the other a sulfonyl group or an acyl group, R.sub.1 represents an aliphatic group, an aromatic group or a heterocyclic group, G.sub.1 represents a carbonyl group, a sulfonyl group, a sulfoxy group, ##STR2## wherein R.sub.2 is an alkoxy group or an aryloxy group, a ##STR3## group, or an iminoethylene group, X.sub.1 is a moiety which instigates a ring-forming reaction by cleaving the --G.sub.1 --X.sub.1 moiety from the residual molecule and forming a cyclic structure containing the atoms of the --G.sub.1 --X.sub.1 moiety; and(b) an amine, the compound represented by formula (I) and the amine being present in the same layer or in different layers.
摘要翻译： 公开了一种负型卤化银照相材料，其包括其上提供有至少一个亲水胶体层的载体，其中至少一个是卤化银乳剂层，其中亲水胶体层包含：（a） 通式（I）：其中，A1和A2均表示氢原子，或一个表示氢原子，另一个表示氢原子，另一个表示磺酰基或酰基，R 1表示脂肪族基团，芳香族基团或 杂环基，G 1表示羰基，磺酰基，磺酰氧基，其中R 2为烷氧基或芳氧基，或者亚氨基亚甲基，X 1为引发环的部分 通过从残留分子中切割-G1-X1部分并形成含有-G1-X1部分原子的环状结构; 和（b）胺，由式（I）表示的化合物和胺以相同的层或不同的层存在。
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公开(公告)号：US5395732A
公开(公告)日：1995-03-07
申请号：US893945
申请日：1992-06-04
申请人： Kazunobu Katoh , Morio Yagihara , Takahiro Goto
发明人： Kazunobu Katoh , Morio Yagihara , Takahiro Goto
CPC分类号： G03C7/30511 , G03C1/061 , Y10S430/158
摘要： A silver halide photographic material is disclosed, which comprises (a) at least one light-sensitive silver halide emulsion layer containing a hydrazine derivative and (b) a hydrophilic colloid layer which is different from the light-sensitive silver halide emulsion layer and which contains a redox compound capable of releasing a development inhibitor as a result of oxidation.
摘要翻译： 公开了一种卤化银照相材料，其包含（a）至少一种含有肼衍生物的感光卤化银乳剂层和（b）与感光卤化银乳剂层不同的亲水胶体层， 能够由于氧化而释放显影抑制剂的氧化还原化合物。
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公开(公告)号：US5175074A
公开(公告)日：1992-12-29
申请号：US784737
申请日：1991-10-29
申请人： Morio Yagihara , Kazunobu Katoh
发明人： Morio Yagihara , Kazunobu Katoh
CPC分类号： G03C1/061 , G03C7/30511 , Y10S430/158
摘要： A silver halide photographic material suitable for photomechanical process is disclosed, which has at least one silver halide photographic emulsion hydrophilic colloid layer and contains at least one redox compound capable of releasing a development inhibitor by oxidation and at least one compound of general formula (I') in the photographic emulsion layer or in at least one other hydrophilic colloid layer: ##STR1## wherein the variable terms are as defined in the specification.
摘要翻译： 公开了一种适用于光机械方法的卤化银照相材料，其具有至少一种卤化银照相乳剂亲水胶体层，并含有至少一种能通过氧化释放显影抑制剂的氧化还原化合物和至少一种通式（I' ）在照相乳剂层或至少一个其它亲水胶体层中：其中可变项如说明书中所定义。
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16.发明授权Silver halide photographic material and image forming method using that material 失效卤化银照相材料和使用该材料的成像方法
公开(公告)号：US5273859A
公开(公告)日：1993-12-28
申请号：US763702
申请日：1991-09-23
申请人： Kazunobu Katoh , Hisashi Okamura , Morio Yagihara
发明人： Kazunobu Katoh , Hisashi Okamura , Morio Yagihara
CPC分类号： G03C1/061 , Y10S430/158
摘要： A method for forming an image is disclosed. The method comprises the step of developing an imagewise exposed silver halide photographic material which contains a redox compound, with a developer which contains a silver halide developing agent and at least 0.1 mol/l of a sulfite and has a pH of 9 to 12, wherein the redox compound contains a redox group which is a hydrazine derivative which is capable of releasing a development inhibitor as a result of oxidation with the oxidized developer, and wherein after said oxidation, at least a portion of the development inhibitor is released into a developer where it reacts with a developer component and changes into a compound having little inhibiting effect. A silver halide photographic material used in that method is also disclosed.
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公开(公告)号：US4950578A
公开(公告)日：1990-08-21
申请号：US381209
申请日：1989-07-18
申请人： Morio Yagihara , Kazunobu Katoh
发明人： Morio Yagihara , Kazunobu Katoh
CPC分类号： G03C1/48561 , 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 colloid layers, wherein at least one of said silver halide photographic emulsion layers and other hydrophilic colloid layers contains a compound represented by formula (I): ##STR1## wherein at least one of A.sub.1 and A.sub.2 represent a hydrogen atom and the other represents a hydrogen atom, a sulfonyl group or an acyl group; G.sub.1 represents a carbonyl group, a sulfonyl group, a sulfoxy group, a ##STR2## group, a ##STR3## group, or an iminomethylene group; L.sub.1 represents a bivalent group; X.sub.1 represents --O-- or an ##STR4## group wherein R.sub.4 is hydrogen, an alkyl group or an aryl group; Y.sub.1 represents ##STR5## R.sub.1 and R.sub.2 each represents an aliphatic group, an aromatic group, a heterocyclic group, --OR.sub.5 or --NR.sub.5 R.sub.6 wherein R.sub.5 is an aliphatic group, an aromatic group or a heterocyclic group, and R.sub.6 is a hydrogen atom, an liphatic group, an aromatic group or a heterocyclic group; and R.sub.3 represents a hydrogen atom, an alkyl group, an aryl group, an alkoxy group, an aralkyl group, an aryloxy group, a hydrazino group or an amino group.
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胶体层中的至少一种的载体，其中所述卤化银照相乳剂层和其它亲水胶体层中的至少一种含有式 （I）：其中A 1和A 2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; G 1表示羰基，磺酰基，磺氧基，
基团， 基团或亚氨基亚甲基基团; L1表示二价基团; X1表示-O-或其中R4为氢，烷基或芳基的基团; Y1表示R1和R2各自表示脂族基，芳基，杂环基，-OR5或-NR5R6，其中R5是脂族基，芳族基或杂环基，R6是氢原子， 脂族基，芳基或杂环基; R 3表示氢原子，烷基，芳基，烷氧基，芳烷基，芳氧基，肼基或氨基。 -
公开(公告)号：US5190846A
公开(公告)日：1993-03-02
申请号：US614181
申请日：1990-11-13
申请人： Morio Yagihara , Hisashi Okamura , Kazunobu Katoh
发明人： Morio Yagihara , Hisashi Okamura , Kazunobu Katoh
IPC分类号： G03C7/26 , G03C1/06 , G03C1/295 , G03C1/34 , G03C1/40 , G03C1/43 , G03C5/29 , G03C7/305 , G03C7/392
CPC分类号： G03C1/34 , G03C1/06 , G03C1/295 , G03C1/40 , G03C1/43 , G03C7/305 , G03C1/061 , G03C1/07 , G03C2200/22 , G03C7/30541 , Y10S430/156 , Y10S430/158 , Y10S430/16
摘要： A silver halide photographic material comprising a support having thereon at least one light-sensitive silver halide emulsion layer, wherein the silver halide photographic material contains at least one photographic agent represented by the following formula (I): ##STR1## wherein X represents a hydrogen atom or a group capable of forming a hydrogen atom upon hydrolysis; Time represents a divalent linking group; PUG represents a photographically useful group; V represents ##STR2## wherein R.sub.0 represents n alkoxy group or an aryloxy group, ##STR3## an iminomethylene group or ##STR4## R.sub.1 represents a hydrogen atom, an aliphatic group, an aromatic group, a heterocyclic group, an alkoxy group, an aryloxy group, an amino group or --CHR.sub.2 --(Time).sub.m PUG; R.sub.2 represents a hydrogen atom, an aliphatic group, an aromatic group or a heterocyclic group; m represents 0 or 1; and n represents 0 or 1. The redox compound represented by formula (I) has excellent preservability and rapidly releases a photographically useful agent.
摘要翻译： 一种卤化银照相材料，其包含其上具有至少一种感光卤化银乳剂层的载体，其中所述卤化银照相材料含有至少一种下式（I）表示的照相剂：其中X 表示氢原子或在水解时能够形成氢原子的基团; 时间表示二价连接基团; PUG代表一个摄影有用的组; V表示其中R 0表示n个烷氧基或芳氧基，其中R 1表示亚氨基亚甲基或R 1表示氢原子，脂族基团，芳基，杂环基，烷氧基，芳氧基 基团，氨基或-CHR2-（时间）mPUG; R2表示氢原子，脂肪族基团，芳香族基团或杂环基团; m表示0或1; 并且n表示0或1.由式（I）表示的氧化还原化合物具有优异的保存性并快速释放照相用的试剂。
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公开(公告)号：US5766822A
公开(公告)日：1998-06-16
申请号：US733450
申请日：1996-10-18
申请人： Nobuaki Inoue , Toshihide Ezoe , Takashi Hoshimiya , Kazumi Nii , Kazunobu Katoh , Tetsuo Yamaguchi , Hisashi Okamura
发明人： Nobuaki Inoue , Toshihide Ezoe , Takashi Hoshimiya , Kazumi Nii , Kazunobu Katoh , Tetsuo Yamaguchi , Hisashi Okamura
摘要： A silver halide photographic material comprising a support having thereon at least one light-sensitive silver halide hydrophilic colloid emulsion layer, at least one light-insensitive hydrophilic colloid layer interposed between the support and at least one silver halide emulsion layer, and at least one hydrazine derivative selected from the group consisting of compounds represented by the general formula (1) and (2) contained in the at least one of hydrophilic colloid layers provided in the same side of the support as that coated with the light-sensitive silver halide hydrophilic colloid emulsion layer: ##STR1## wherein their substituents are defined in the specification.
摘要翻译： 一种卤化银照相材料，其包括其上具有至少一种感光卤化银亲水胶体乳剂层的支持物，插入在所述载体和至少一种卤化银乳剂层之间的至少一种不透光的亲水胶体层和至少一种肼 选自由通式（1）和（2）表示的化合物的衍生物，所述化合物包含在与涂覆有感光卤化银亲水胶体的载体相同侧面上的亲水胶体层中的至少一种中 乳剂层：其中它们的取代基在说明书中定义。
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20.发明授权Silver halide photographic material and method for forming superhigh contrast negative images using the same 失效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
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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