公开(公告)号：US06645714B2

公开(公告)日：2003-11-11

申请号：US09809318

申请日：2001-03-16

申请人： Toyohisa Oya ,  Kazunobu Katoh

发明人： Toyohisa Oya ,  Kazunobu Katoh

IPC分类号： G03C1498

CPC分类号： G03C1/49827 ,  G03C1/061 ,  G03C1/49845 ,  Y10S430/166

摘要： A photothermographic material comprising at least (a) a photosensitive silver halide, (b) a reducible silver salt, (c) a reducing agent represented by the following formula (1), (d) a binder, and (e) a phenol compound represented by the following formula (2) on the same side of a support: wherein, in the formula (1), V1 to V8 each independently represent hydrogen atom or a substituent, L represents a bridging group consisting of —CH(V9)— or —S—, and V9 represents hydrogen atom or a substituent; wherein, in the formula (2), R1 and R2 each independently represent hydrogen atom or a substituent, X1 to X3 each independently represent hydrogen atom or a substituent, provided that the substituents represented by X1 to X3 do not represent hydroxy group, and when the substituents represented by X1 to X3 are bonded to the phenol ring via nitrogen atoms, X1 to X3 represent a nitrogen-containing heterocyclic group or a group represented as —NH—C(═O)—R4 where R4 represents a substituent having 8-40 carbon atoms, or the substituents represented by R1, R2 and X1 to X3 may be bound to each other to form a ring. There is provided a photothermographic material, in particular, for photographic art, more specifically, for scanners, image setters and so forth, that shows high sensitivity, high Dmax (maximum density) and low fog and can provide images suitable for photographic art.

摘要翻译： 一种光热成像材料，其至少包含（a）光敏卤化银，（b）可还原银盐，（c）由下式（1）表示的还原剂，（d）粘合剂和（e）酚化合物 在式（1）中，V 1至V 8各自独立地表示氢原子或取代基，L表示由以下式（2）组成的桥连基团： -CH（V 9） - 或-S-，V 9表示氢原子或取代基;其中，在式（2）中，R 1和R 2各自独立地表示氢原子或 取代基X 1〜X 3各自独立地表示氢原子或取代基，条件是X 1〜X 3表示的取代基不表示羟基，当X < 1〜X 3通过氮原子与酚环结合，X 1〜X 3表示含氮杂环基或表示为-NH-C（= O）-R 4的基团 >其中R 4代表 表示具有8-40个碳原子的取代基，或者由R 1，R 2和X 1至X 3表示的取代基可以彼此结合形成环。 提供了一种光热照相材料，特别是用于照相艺术，更具体地，用于扫描器，图像设定器等，其显示出高灵敏度，高Dmax（最大密度）和低雾度并且可以提供适合于摄影艺术的图像。

公开(公告)号：US07229753B2

公开(公告)日：2007-06-12

申请号：US09809178

申请日：2001-03-16

申请人： Toyohisa Oya ,  Kouta Fukui ,  Yasuhiro Yoshioka ,  Kazunobu Katoh

发明人： Toyohisa Oya ,  Kouta Fukui ,  Yasuhiro Yoshioka ,  Kazunobu Katoh

IPC分类号： G03C1/498

CPC分类号： G03C1/49827 ,  G03C1/061 ,  G03C1/49845 ,  Y10S430/166

摘要： A photothermographic material comprising at least (a) a photosensitive silver halide, (b) a reducible silver salt, (c) a reducing compound represented by the following general formula (1), and (d) a binder: Q1—NHNH—R1:   Formula (1) wherein, in the general formula (1), Q1 represents a 5- to 7-membered unsaturated ring bonding to NHNH—R1 at a carbon atom, and R1 represents a carbamoyl group, an acyl group, an alkoxycarbonyl group, an aryloxycarbonyl group, a sulfonyl group or a sulfamoyl group, provided that when R1 is propylcarbamoyl group, Q1 is not 2,3,5,6-tetrachloro-4-cyanophenyl group. According to the present invention, there is provided a novel photothermographic materials showing high sensitivity, high development speed and little fluctuation of performance due to heat development temperature variation.

摘要翻译： 一种光热成像材料，其至少包含（a）光敏卤化银，（b）可还原的银盐，（c）由以下通式（1）表示的还原化合物和（d）粘合剂： -formulae description =“In-line Formulas”end =“lead”？> Q <1> -NHNH-R 1：式（1）<？ 其中，在通式（1）中，Q 1表示与NHNH-R键合的5至7元不饱和环， SUP> 1，R 1表示氨基甲酰基，酰基，烷氧基羰基，芳氧基羰基，磺酰基或氨磺酰基，条件是当 R 1是丙基氨基甲酰基，Q 1不是2,3,5,6-四氯-4-氰基苯基。 根据本发明，提供了一种新型光热敏成像材料，其显示出高灵敏度，高显影速度，并且由于显影温度变化而导致性能波动小。

公开(公告)号：US06593069B2

公开(公告)日：2003-07-15

申请号：US09809024

申请日：2001-03-16

申请人： Toyohisa Oya ,  Kazunobu Katoh ,  Shigeo Hirano

发明人： Toyohisa Oya ,  Kazunobu Katoh ,  Shigeo Hirano

IPC分类号： G03C134

CPC分类号： G03C1/49845 ,  G03C1/49827 ,  G03C7/305 ,  Y10S430/166

摘要： A photothermographic material comprising at least (a) a photosensitive silver halide, (b) a reducible silver salt, (c) a reducing compound represented by the following formula (1) or (2), (d) a binder and (e) a coupler compound on the same side of a support: wherein, in the formula (1), V1 to V4 each independently represent hydrogen atom or a substituent, and V5 represents a substituted or unsubstituted alkyl group, aryl group or heterocyclic group: Q1—NHNH—V6  (2) wherein, in the formula (2), Q1 represents a 5- to 7-membered unsaturated ring bonding to NHNH—V6 at a carbon atom, and V6 represents a carbamoyl group, an acyl group, an alkoxycarbonyl group, an aryloxycarbonyl group, a sulfonyl group or a sulfamoyl group. The photothermographic material of the present invention shows good photographic properties including sensitivity, fog and so forth, and enables control of color tone of the photothermographic material in an arbitrary wavelength region even as a monosheet type photothermographic material.

摘要翻译： 一种光热成像材料，其至少包含（a）感光卤化银，（b）可还原的银盐，（c）由下式（1）或（2）表示的还原化合物，（d）粘合剂和（e） 其中在式（1）中，V1至V4各自独立地表示氢原子或取代基，V5表示取代或未取代的烷基，芳基或杂环基：其中， 在式（2）中，Q1表示在碳原子上与NHNH-V6键合的5至7元不饱和环，V 6表示氨基甲酰基，酰基，烷氧基羰基，芳氧基羰基，磺酰基 或氨磺酰基。本发明的光热敏成像材料显示出良好的照相性质，包括灵敏度，雾度等，并且即使作为单片型光热敏成像材料也能够控制光热成像材料在任意波长区域中的色调。

公开(公告)号：US06649329B2

公开(公告)日：2003-11-18

申请号：US09920629

申请日：2001-08-03

申请人： Toyohisa Oya ,  Kazunobu Katoh

发明人： Toyohisa Oya ,  Kazunobu Katoh

IPC分类号： G03C1498

CPC分类号： G03C1/49827 ,  G03C1/49845 ,  Y10S430/166

摘要： The present application relates to a photothermographic material comprising, on a side of a support, (a) a photosensitive silver halide, (b) a reducible silver salt, (c) a phenol derivative having the specific structure as reducing compound, (d) a binder, (e) a coupler compound, and (f) a compound represented by Q1—NHNH—V6 wherein Q1 is a 5- to 7-membered unsaturated ring and V6 is a carbamoyl group, etc.

摘要翻译： 本发明涉及一种光热敏成像材料，其在载体侧包含（a）感光卤化银，（b）可还原的银盐，（c）具有特定结构的酚衍生物作为还原性化合物，（d） 粘合剂，（e）成色剂化合物，和（f）由Q 1 -NHNH-V 6表示的化合物，其中Q 1为5-至7-元不饱和环，V 6为 氨基甲酰基等

公开(公告)号：US06586167B2

公开(公告)日：2003-07-01

申请号：US09909853

申请日：2001-07-23

申请人： Kazunobu Katoh ,  Toyohisa Oya

发明人： Kazunobu Katoh ,  Toyohisa Oya

IPC分类号： G03C106

CPC分类号： G03C1/49854

摘要： A method for thermally forming images for plate making, which comprises forming an image for plate making by using a thermally processed image recording material comprising a silver salt of an organic acid, a reducing agent, a color image forming material and an organic binder on a support, wherein the image consists essentially of a developed silver image and a color forming dye image and the color forming dye image shows an absorbance for ultraviolet region higher than that for visible region and has a transmission density of 0.3 or more for the region of 360-450 nm. There are provided a thermally processed image recording material and method for thermally forming images that provide significant difference of ultraviolet absorption between image areas and non-image areas suitable for printing plate making.

公开(公告)号：US06395466B1

公开(公告)日：2002-05-28

申请号：US09547761

申请日：2000-04-12

申请人： Kazunobu Katoh ,  Minoru Sakai

发明人： Kazunobu Katoh ,  Minoru Sakai

IPC分类号： G03L1498

CPC分类号： G03C1/49827 ,  G03C2200/42

摘要： A heat-developable image recording material containing an organic silver salt, a reducing agent and an organic binder characterized in that the reducing agent comprises a combination of two or more different kinds of reductive compounds exhibiting superadditivity was disclosed.

摘要翻译： 含有有机银盐，还原剂和有机粘合剂的热显影图像记录材料，其特征在于还原剂包含两种或更多种不同种类的具有超加性的还原性化合物的组合。

公开(公告)号：US5989773A

公开(公告)日：1999-11-23

申请号：US831777

申请日：1997-03-31

申请人： Kouta Fukui ,  Minoru Sakai ,  Kazunobu Katoh

发明人： Kouta Fukui ,  Minoru Sakai ,  Kazunobu Katoh

IPC分类号： G03C1/06 ,  G03C5/30 ,  G03C5/305 ,  G03C5/29

CPC分类号： G03C1/061 ,  G03C5/30 ,  G03C5/305 ,  G03C1/067 ,  G03C2001/108 ,  G03C2005/3007 ,  G03C2200/33 ,  G03C5/3053

摘要： A developing processing method and an image forming method are described, which comprise the steps of (a) exposing a silver halide photographic material comprising a support having thereon at least one light-sensitive silver halide emulsion layer; and (b) developing the exposed silver halide photographic material with a developer containing a developing agent, containing substantially no dihydroxybenzene developing agent, containing an auxiliary developing agent exhibiting a superadditive property, containing a quaternary onium salt compound, and having a pH value of from 9.5 to 11.5, or a developer containing a developing agent, containing substantially no dihydroxybenzene developing agent, and having a pH value of from 10 or less.

公开(公告)号：US5962182A

公开(公告)日：1999-10-05

申请号：US822645

申请日：1997-03-24

申请人： Kazunobu Katoh ,  Shinnichi Morishima

发明人： Kazunobu Katoh ,  Shinnichi Morishima

IPC分类号： G03C5/29 ,  G03C1/06 ,  G03C1/10 ,  G03C1/295 ,  G03C1/42 ,  G03C5/30

CPC分类号： G03C1/061 ,  G03C1/10 ,  G03C5/30

摘要： A method for forming an image which comprises imagewise-exposing a silver halide photographic material comprising a support having thereon at least one silver halide emulsion layer, wherein the emulsion layer or other hydrophilic colloid layer contains a hydrazine derivative as a nucleating agent and contains at least one compound represented by formula (A); and then developing the exposed photographic material with a developer having a pH of 9.0 to 11.0 which contains an ascorbic acid type developing agent and does not substantially contain a dihydroxybenzene type developing agent: ##STR1## wherein X represents a hydrogen atom, an aryl group, a heterocyclic group, or a group represented by formula (B): ##STR2## wherein each of R.sub.1, R.sub.2 and R.sub.3 may be the same or different, and each represents a hydrogen atom or a group other than a hydroxyl group.

摘要翻译： 一种用于形成图像的方法，其包括使包含其上具有至少一个卤化银乳剂层的载体成像曝光卤化银照相材料，其中所述乳剂层或其它亲水胶体层含有肼衍生物作为成核剂并且至少包含 一种由式（A）表示的化合物; 然后用含有抗坏血酸型显影剂的pH为9.0〜11.0的显影剂显影曝光的照相材料，基本上不含二羟基苯型显影剂：其中X表示氢原子，芳基，杂环基 或由式（B）表示的基团：其中R 1，R 2和R 3各自可以相同或不同，并且各自表示氢原子或除羟基以外的基团。

公开(公告)号：US5468592A

公开(公告)日：1995-11-21

申请号：US220641

申请日：1994-03-31

申请人： Kazumi Nii ,  Takashi Hoshimiya ,  Kazunobu Katoh ,  Toshihide Ezoe

发明人： Kazumi Nii ,  Takashi Hoshimiya ,  Kazunobu Katoh ,  Toshihide Ezoe

IPC分类号： G03C1/06 ,  G03C1/07 ,  G03C5/29

CPC分类号： G03C1/061 ,  G03C1/07

摘要： An ultra-hard silver halide photographic material having high processing stability, which contains a hydrazine derivative represented by the following general formula (1) or (2): ##STR1## wherein X.sup.1 and X.sup.2 are each a group containing 1 to 6 carbon atoms, Y.sup.1 is a hydrogen atom or a group, R.sup.1 is a group, Y.sup.1 and R.sup.1 jointly provide 4 to 30 carbon atoms, Y.sup.2 is an electron withdrawing group, R.sup.2 is a hydrogen atom or a monovalent group, and n is an integer of from 1 to 5.

摘要翻译： 一种具有高加工稳定性的超硬卤化银照相材料，其含有下列通式（1）或（2）表示的肼衍生物：其中X1和X2分别为 含有1〜6个碳原子的基团，Y1为氢原子或基团，R1为基团，Y1和R1共同提供4〜30个碳原子，Y2为吸电子基团，R2为氢原子或一价基团 ，n为1〜5的整数。

公开(公告)号：US5278025A

公开(公告)日：1994-01-11

申请号：US931508

申请日：1992-08-21

申请人： Hisashi Okamura ,  Kazunobu Katoh ,  Tetsuro Kojima

发明人： Hisashi Okamura ,  Kazunobu Katoh ,  Tetsuro Kojima

IPC分类号： G03C1/06 ,  G03C1/34 ,  G03C1/43 ,  G03C5/305 ,  G03C5/26 ,  G03C5/30

CPC分类号： G03C1/061 ,  G03C1/34 ,  G03C1/43 ,  G03C5/305 ,  Y10S430/158

摘要： A method for forming an image comprising the steps of: (a) imagewise exposing silver halide photographic materials; where said photographic material contains (1) a compound represented by formula (I) ##STR1## wherein R.sub.1 represents an aliphatic group or an aromatic group; R.sub.2 represents a hydrogen atom, an alkyl group, or an aryl group, an alkoxy group, an aryloxy group, an amino group, a carbamoyl group, or an oxycarbonyl group; G.sub.1 represents a carbonyl group, a sulfonyl group, a sulfoxy group, ##STR2## or an iminomethylene group; and A.sub.1 and A.sub.2 both represent a hydrogen atom, or one of A.sub.1 or A.sub.2 represents a hydrogen atom and the other represents a substituted or unsubstituted alkylsulfonyl group, a substituted or unsubstituted arylsulfonyl group, or a substituted or unsubstituted acyl group, and (2) a redox compound that can release a development inhibitor when oxidized; and (b) subjecting said imagewise exposed silver halide photographic materials to development-processing where a bath used in said development-processing contains a nucleation development accelerator.

摘要翻译： 一种用于形成图像的方法，包括以下步骤：（a）成像曝光卤化银照相材料; 其中所述照相材料包含（1）由式（I）表示的化合物（*化学结构*）（I）其中R 1表示脂族基团或芳族基团; R2表示氢原子，烷基或芳基，烷氧基，芳氧基，氨基，氨基甲酰基或氧羰基; G1表示羰基，磺酰基，磺氧基，（*化学结构*）或亚氨基亚甲基; 和A1和A2均表示氢原子，或A1或A2中的一个表示氢原子，另一个表示取代或未取代的烷基磺酰基，取代或未取代的芳基磺酰基或取代或未取代的酰基，（2） 氧化还原化合物，当氧化时可释放显影抑制剂; 和（b）对所述成像曝光的卤化银照相材料进行显影处理，其中所述显影处理中使用的浴含有成核显影促进剂。