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1. 发明授权

US4859579A Silver halide photographic material 失效
标题翻译：卤化银照相材料
公开(公告)号：US4859579A
公开(公告)日：1989-08-22
申请号：US149271
申请日：1988-01-28
申请人： Shigeo Hirano , Tetsuro Kojima , Mitsuru Yamamoto , Noriyuki Inoue , Tatsuo Heki
发明人： Shigeo Hirano , Tetsuro Kojima , Mitsuru Yamamoto , Noriyuki Inoue , Tatsuo Heki
IPC分类号： C07D219/02 , C07D219/04 , C07D219/06 , C07D219/08 , C07D221/12 , C07D221/16 , C07D221/18 , C07D401/04 , C07D401/12 , C07D413/12 , C07D417/12 , C07D471/04 , C07D491/04 , C07D495/04 , C07D513/04 , G03C1/06 , G03C1/36 , G03C1/485 , G03C8/08
CPC分类号： C07D401/04 , C07D219/02 , C07D219/04 , C07D219/06 , C07D219/08 , C07D221/12 , C07D221/16 , C07D221/18 , C07D401/12 , C07D413/12 , C07D417/12 , C07D471/04 , C07D491/04 , C07D495/04 , C07D513/04 , G03C1/067 , G03C1/48546 , Y10S430/141
摘要： A silver halide photographic material comprising a support having thereon at least one light-sensitive silver halide photographic emulsion layer, wherein at least one layer selected from the emulsion layer and other hydrophilic colloid layers contains at least one alkynyl substituted heterocyclic quaternary ammonium salt represented by the following general formula (I): ##STR1## wherein Z represents a non-metallic atomic group necessary to form a substituted or unsubstituted 5-membered or 6-membered heterocyclic ring to which a aromatic ring or a heterocyclic ring may further be condensed; R.sup.1 represents a substituted or unsubstituted aliphatic group; X represents ##STR2## Q represents a non-metallic atomic group necessary to form a substituted or unsubstituted 4-membered to 12-membered non-aromatic hydrocarbon ring or substituted or unsubstituted non-aromatic heterocyclic ring; at least one of R.sup.1, a substituent for Z and a substituent for Q includes an alkynyl group; Y represents a counter ion necessary for charge balance; and n represents a number necessary to balance the charge.

2. 发明授权

US4954427A Process for the formation of direct positive images 失效
标题翻译：形成直接正面图像的过程
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
IPC分类号： G03C1/06 , G03C1/36 , G03C1/485 , G03C7/00 , G03C7/30 , G03C7/407
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。

3. 发明授权

US4871653A Process for forming direct-positive image 失效
标题翻译：形成直接正像的过程
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
IPC分类号： G03C1/485 , G03C5/305 , G03C7/30 , G03C7/407
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。

4. 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。

5. 发明授权

US4933265A Process for forming direct positive color image 失效
标题翻译：形成直接正彩色图像的过程
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

6. 发明授权

US4948712A Direct positive photographic materials and a method of forming direct positive images 失效
标题翻译：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
申请人： Noriyuki Inoue , Tatsuo Heki , Hidetoshi Kobayashi , Naoyasu Deguchi , Shigeo Hirano
发明人： Noriyuki Inoue , Tatsuo Heki , Hidetoshi Kobayashi , Naoyasu Deguchi , Shigeo Hirano
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.

7. 发明授权

US4835091A Process for forming a direct positive image 失效
标题翻译：形成直接正像的过程
公开(公告)号：US4835091A
公开(公告)日：1989-05-30
申请号：US65353
申请日：1987-06-23
申请人： Noriyuki Inoue , Tatsuo Heki , Shigeo Hirano
发明人： Noriyuki Inoue , Tatsuo Heki , Shigeo Hirano
IPC分类号： G03C1/485 , G03C7/30 , G03C7/407
CPC分类号： G03C1/48538 , G03C1/48546 , G03C7/3022 , G03C7/407
摘要： A process for forming a direct positive image which comprises image-wise exposing a light-sensitive material comprising a support having provided thereon at least one internal latent image type direct positive silver halide photographic emulsion layer, subjecting the selecting material to whole surface exposure before or during developing process, and then developing the resulting material in the presence of a quaternary salt type nucleating agent or a hydrazine type nucleating agent.The process is very high in the latitude for changes of expose amount, developing time, developing solution components, process temperature and the like and makes it possible to progress the development is a short time even in a low pH developing solution.
摘要翻译：一种用于形成直接正像的方法，该方法包括使包含具有至少一个内部潜像型直接正卤化银摄影乳剂层的支持体的感光材料成像曝光，使选择材料经受整个表面曝光之前或在显影过程中，然后在季盐型成核剂或肼型成核剂的存在下显影所得材料。该过程在曝光量，显影时间，显影液成分，加工温度等的变化的纬度上是非常高的，并且即使在低pH显影液中也可以进行短时间的发展。

8. 发明授权

US4877723A Silver halide photographic material comprising a specified nucleating agent 失效
标题翻译：包含特定成核剂的卤化银照相材料
公开(公告)号：US4877723A
公开(公告)日：1989-10-31
申请号：US117725
申请日：1987-11-06
申请人： Shigeo Hirano , Noriyuki Inoue , Tatsuo Heki
发明人： Shigeo Hirano , Noriyuki Inoue , Tatsuo Heki
IPC分类号： G03C1/06 , G03C1/485
CPC分类号： G03C1/48546 , Y10S430/141
摘要： A silver halide photographic material which comprises a support having provided thereon at least one photosensitive silver halide photographic emulsion layer, wherein the emulsion layer or at least one of the other hydrophilic colloid layers contains at least one of alkynyl-substituted heterocyclic quaternary ammonium salts represented by the formula: ##STR1## wherein Z represents a group of non-metallic atoms required to form a 5- to 6-membered heterocyclic ring, R.sup.1 represents an aliphatic group, R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, each represents a hydrogen atom, an aliphatic group, or an aromatic group, at least one of R.sup.1, R.sup.2, R.sup.3, R.sup.4 and Z has at least one substituent having an alkynyl group, Y represents a counter ion for the charge balance, and n is a number required for charge balance.
摘要翻译：一种卤化银照相材料，其包括其上提供有至少一个光敏卤化银照相乳剂层的载体，其中所述乳剂层或其它亲水胶体层中的至少一个包含至少一种炔基取代的杂环季铵盐式（I）其中Z表示形成5-至6-元杂环所需的一组非金属原子，R 1表示脂族基团，R 2，R 3和R 4可以相同或不同，不同的是，各自表示氢原子，脂族基团或芳香族基团，R 1，R 2，R 3，R 4和Z中的至少一个具有至少一个具有炔基的取代基，Y表示电荷平衡的抗衡离子， n是电荷平衡所需的数字。

9. 发明授权

US4968596A Method for forming a direct positive image 失效
标题翻译：形成直接正像的方法
公开(公告)号：US4968596A
公开(公告)日：1990-11-06
申请号：US266605
申请日：1988-11-02
申请人： Noriyuki Inoue , Shigeo Hirano , Tetsuro Kojima , Mitsura Yamamoto , Satoshi Nagaoka
发明人： Noriyuki Inoue , Shigeo Hirano , Tetsuro Kojima , Mitsura Yamamoto , Satoshi Nagaoka
IPC分类号： G03C1/485
CPC分类号： G03C1/48546 , Y10S430/141
摘要： A method for forming a direct positive image comprising the steps of:(a) imagewise exposing a photographic light-sensitive material composed of a support having thereon at least one unprefogged internal latent image type silver halide light-sensitive emulsion layer; and(b) developing the exposed photographic light-sensitive material to form a direct positive image in the presence of at least one nucleating agent represented by formula (N-I); ##STR1## wherein Z.sup.1 represents nonmetal atomic group necessary for forming a 5-membered or 6-membered heterocyclic ring, a 5-membered or 6-membered heterocyclic ring fused with an aromatic ring, or a 5-membered or 6-member heterocyclic ring fused with another heterocyclic ring; R.sup.1 represents an aliphatic group; X represents ##STR2## Q represents a nonmetallic atomic group necessary for forming a 4-membered to 12-membered nonaromatic hydrocarbon ring or a 4-membered to 12-membered nonaromatic heterocyclic ring; provided that at least one of R.sup.1, Z.sup.1 and Q is substituted with an alkynyl group; Y represents a counter ion required for charge balance; and n is a number required for charge balance; or Z.sup.1 contains a heterocyclic quaternary ammonium salt completed by said Z.sup.1 via a linkage group.
摘要翻译：一种用于形成直接正像的方法，包括以下步骤：（a）成像曝光由其上具有至少一个未反光内部潜像型卤化银感光乳剂层的支撑体组成的照相感光材料; 和（b）在存在由式（N-I）表示的至少一种成核剂的情况下，显影曝光的照相感光材料以形成直接正像; （NI）其中Z1表示形成5元或6元杂环所需的非金属原子团，与芳环稠合的5元或6元杂环，或5元或6元杂环，与另一个杂环稠合的杂环; R1表示脂肪族基团; X表示形成4元〜12元非芳香烃环或4元〜12元非芳香族杂环所必需的非金属原子团; 条件是R1，Z1和Q中的至少一个被炔基取代; Y表示电荷平衡所需的抗衡离子; n是电荷平衡所需的数字; 或Z 1包含通过连接基团由所述Z1完成的杂环季铵盐。

10. 发明授权

US4966836A Direct positive photographic light-sensitive material 失效
标题翻译：直接正拍摄感光材料
公开(公告)号：US4966836A
公开(公告)日：1990-10-30
申请号：US278919
申请日：1988-12-02
申请人： Noriyuki Inoue , Shigeo Hirano , Tetsuo Kojima , Mitsuru Yamamoto
发明人： Noriyuki Inoue , Shigeo Hirano , Tetsuo Kojima , Mitsuru Yamamoto
IPC分类号： G03C1/36 , G03C1/485 , G03C7/30
CPC分类号： G03C1/48546
摘要： A direct positive photographic light-sensitive material comprising a support having thereon at least one internal latent image type silver halide emulsion layer not having been previously fogged, wherein the photographic light-sensitive material contains at least one nucleating agent represented by a specific formula and at least one nucleating accelerating agent selected from compounds represented by two specific formulae. The direct positive photographic light-sensitive material according to the present invention provides direct positive images having a high maximum image density and a low minimum image density, and is less susceptible to change in photographic properties such as reduction in the maximum image density and increase in the minimum image density when it is preserved under high temperature and/or high humidity conditions.

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