公开(公告)号：US5075198A

公开(公告)日：1991-12-24

申请号：US608593

申请日：1990-10-31

申请人： Kazunobu Katoh

发明人： Kazunobu Katoh

IPC分类号： G03C1/16 ,  G03C1/06 ,  G03C1/28

CPC分类号： G03C1/061 ,  G03C1/28

摘要： A negative type silver halide photographic material comprising a support having thereon at least one silver halide emulsion layer, wherein the silver halide emulsion layer or another hydrophilic colloid layer provided on the support contains (1) a compound represented by formula (I) having substantially no absorption maximum in the visible region of the spectrum and (2) a hydrazine compound represented by formula (II): ##STR1## wherein Z.sup.11 and Z.sup.12 each represents a non-metallic atomic group completing a benzoxazole nucleus, a benzothiazole nucleus, a benzoselenazole nucleus, a naphthoxazole nucleus, a naphthothiazole nucleus, a naphthoselenazole nucleus, a thiazole nucleus, a thiazoline nucleus, an oxazole nucleus, a selenazole nucleus, a selenazoline nucleus, a pyridine nucleus, a benzimidazole nucleus, or a quinoline nucleus; R.sup.11 and R.sup.12 each represents an unsubstituted or substituted alkyl group, at least one of said R.sup.11 and R.sup.12 having an acid group; Xo represents a charge balancing ion; and n represents 0 or 1; ##STR2## wherein A.sub.1 and A.sub.2 each represents a hydrogen atom, or one of said A.sub.1 and A.sub.2 represents a hydrogen atom and the other represents a sulfinic acic group or an acyl group; R.sub.1 represents an aliphatic group, an aromatic group, or a heterocyclic group; R.sub.2 represents a hydrogen atom, an alkyl group, an aryl group, an alkoxy group, an aryloxy group, or an amino group; at least one of R.sub.1 and R.sub.2 has an adsorption acceleration group with respect to silver halide; and G.sub.1 represents a carbonyl group, a sulfonyl group, a sulfoxy group, a phosphoryl group, or an iminoethylene group.

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。

公开(公告)号：US5017456A

公开(公告)日：1991-05-21

申请号：US470658

申请日：1990-01-26

申请人： Hisashi Okamura ,  Kazunobu Katoh

发明人： Hisashi Okamura ,  Kazunobu Katoh

IPC分类号： G03C1/06 ,  G03C1/485

CPC分类号： G03C1/061

摘要： A silver halide photographic material which comprises a support having thereon at least one hydrophilic colloid layer, wherein at least one hydrophilic colloid layer is a silver halide photographic emulsion layer, and at least one hydrophilic colloid layer contains a compound represented by the following general formula (I): ##STR1## wherein A.sub.1 and A.sub.2 both represent a hydrogen atom, or one of A.sub.1 and A.sub.2 is a hydrogen atom and the other is a sulfonyl group or an acyl group; R.sub.1 represent an aliphatic group or an aromatic group; Y.sub.1 represents a divalent linking group; G.sub.1 represents a carbonyl group, a sulfonyl group, a sulfinyl group, a sulfoxy group, a group of ##STR2## wherein R.sub.2 is an alkoxy group or an aryloxy group, a group of ##STR3## or an iminomethylene group; and Z.sub.1 represents a residue of a nitrogen-containing heterocyclic ring.

摘要翻译： 一种卤化银照相材料，其包括其上具有至少一个亲水胶体层的载体，其中至少一个亲水胶体层是卤化银照相乳剂层，并且至少一个亲水胶体层含有由以下通式表示的化合物 I）：其中A 1和A 2均表示氢原子，或者A 1和A 2中的一个为氢原子，另一个为磺酰基或酰基。 R1表示脂族基团或芳香族基团; Y1表示二价连接基团; G1表示羰基，磺酰基，亚磺酰基，亚砜基，其中R2是烷氧基或芳氧基，一个“IMAGE”或“亚氨基亚甲基”的基团; Z1表示含氮杂环的残基。

公开(公告)号：US4985338A

公开(公告)日：1991-01-15

申请号：US322456

申请日：1989-03-10

申请人： Minoru Sakai ,  Kazunobu Katoh ,  Jiro Yamaguchi ,  Hisashi Okada ,  Tomokazu Yasuda ,  Masaki Satake

发明人： Minoru Sakai ,  Kazunobu Katoh ,  Jiro Yamaguchi ,  Hisashi Okada ,  Tomokazu Yasuda ,  Masaki Satake

IPC分类号： G03C1/04 ,  G03C1/005 ,  G03C1/053 ,  G03C1/06 ,  G03C1/38 ,  G03C1/485

CPC分类号： G03C1/48561 ,  G03C1/005 ,  G03C1/061

摘要： A silver halide photographic material comprising a support having provided thereon at least one hydrophilic colloid layer, the hydrophilic colloid layer comprising polymer particles which contain hydrazine derivative.

摘要翻译： 一种卤化银照相材料，包括其上提供有至少一个亲水胶体层的载体，所述亲水胶体层包含含有肼衍生物的聚合物颗粒。

公开(公告)号：US4977062A

公开(公告)日：1990-12-11

申请号：US178391

申请日：1988-04-06

申请人： Morio Yagihara ,  Hisashi Okada ,  Kazunobu Katoh ,  Nobuaki Inoue

发明人： Morio Yagihara ,  Hisashi Okada ,  Kazunobu Katoh ,  Nobuaki Inoue

IPC分类号： G03C1/06

CPC分类号： G03C1/061

摘要： An ultra-high contrast negative type silver halide photographic material comprising:(1) at least one silver halide emulsion layer on a support;(2) at least one compound selected from among hydrazine derivatives which can be represented by formula (I) below, which is included in said emulsion layer or in another hydrophilic colloid layer, ##STR1## wherein A.sub.1 and A.sub.2 both represent hydrogen atoms or one represents a hydrogen atom and the other represents a sulfinic acid residual group or an acyl group, R.sub.1 represents an aliphatic group, an aromatic group or a heterocyclic group, R.sub.2 represents a hydrogen atom, an alkyl group, an aryl group, an alkoxy group, an aryloxy group, or an amino group, G.sub.1 represents a carbonyl group, a sulfonyl group, a sulfoxy group, a phosphoryl group or an N-substituted or unsubstituted iminomethylene group, and at least one of R.sub.1 and R.sub.2 has a group which promotes adsorption on silver halide; and(3) at least one compound selected from among the hydrazine derivatives which can be represented by the formula (II) below, which is included in the said emulsion layer or in another hydrophilic colloid layer, ##STR2## wherein A.sub.3 and A.sub.4 both represent hydrogen atoms or one represents a hydrogen atom and the other represents a sulfinic acid residual group or an acyl group, R.sub.3 represents an aliphatic group, an aromatic group or a heterocyclic group, R.sub.4 represents a hydrogen atom, an alkyl group, an aryl group, an alkoxy group, an aryloxy group or an amino group, G.sub.2 represents a carbonyl group, a sulfonyl group, a sulfoxy group, a phosphoryl group, or an iminomethylene group, and the total number of carbon atoms in R.sub.3 and R.sub.4 is at least 13.

公开(公告)号：US4971888A

公开(公告)日：1990-11-20

申请号：US349170

申请日：1989-05-09

申请人： Hisashi Okada ,  Morio Yagihara ,  Kazunobu Katoh

发明人： Hisashi Okada ,  Morio Yagihara ,  Kazunobu Katoh

IPC分类号： C07C271/28 ,  C07C275/36 ,  C07C275/40 ,  C07C275/42 ,  C07C311/08 ,  C07C311/24 ,  C07C311/47 ,  C07C311/49 ,  C07C323/60 ,  C07C333/08 ,  C07D209/48 ,  C07D213/77 ,  C07D213/82 ,  C07D251/20 ,  G03C1/06 ,  G03C1/485

CPC分类号： C07D209/48 ,  C07C271/28 ,  C07C275/36 ,  C07C275/40 ,  C07C275/42 ,  C07C311/08 ,  C07C311/24 ,  C07C311/47 ,  C07C311/49 ,  C07C323/60 ,  C07C333/08 ,  C07D213/77 ,  C07D213/82 ,  C07D251/20 ,  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 at least one of photographic emulsion layers and other hydrophobic colloidal layers contains a compound represented by formula (I) ##STR1## wherein at least one of A.sub.1 and A.sub.2 represents a hydrogen atom and other represents a hydrogen atom, a sulfinic residual group or ##STR2## wherein R.sub.0 represents an alkyl group, an alkenyl group, an aryl grup, an alkoxy group or an aryloxy group, and l.sub.1 represents an integer of 1 or 2; G represents ##STR3## wherein m.sub.1 represents an integer of 1 or 2, a sulfonyl group, a sulfoxy group ##STR4## wherein R.sub.1 represents an alkoxy grup or an aryloxy group, a thiocarbonyl grup or an iminomethylene group; X represents an aliphatic group, an aromatic group or a heterocyclic group, substituted by the group represented by formula (a): ##STR5## wherein Y represents a hydrogen atom, an aliphatic group, an aromatic group or a heterocyclic group; L represents ##STR6## wherein R.sub.a ' represents a hydrogen atom, an aliphatic group or an aromatic group; R.sub.a represents a hydrogen atom, an aliphatic group or an aromatic group; and R represents a group represented by formula (b): ##STR7## wherein R.sub.b.sup.1 to R.sub.b.sup.4 may be the same or different and each represents a hydrogen atom, an aliphatic group or an atomatic group; B represents a suitable atomic group for forming a 5- or 6-membered ring; Z represents a group capable of making a nucleophilic attach on G to separate the --G--R portion from the other portion of the formula; m.sub.b represents an integer of 0 or 1; n.sub.b represents an integer of 1 when Z is a hydroxy group, or n.sub.b represents an integer of 0 or 1 when Z represents a group other than a hydroxy group; and (m.sub.b +n.sub.b) represents an integer of 1 or 2.

公开(公告)号：US4952484A

公开(公告)日：1990-08-28

申请号：US313004

申请日：1989-02-21

申请人： Kazunobu Katoh ,  Keiichi Adachi

发明人： Kazunobu Katoh ,  Keiichi Adachi

IPC分类号： G03C1/32 ,  G03C1/33 ,  G03C1/825 ,  G03C1/95

CPC分类号： G03C1/95 ,  G03C1/825 ,  Y10S430/151

摘要： A silver halide photographic material comprising a support having thereon at least one silver halide emulsion layer, wherein said emulsion layer or other hydrophilic colloid layer contains a colored polymer matting agent. The colored matting agent comprises a dye adsorbed to a polymer. The dye is selected to adsorb light in the same wavelength region that to which the photographic material is exposed. Use of the present invention inhibits the occurrence of black spots.

摘要翻译： 一种卤化银照相材料，其包括其上具有至少一个卤化银乳剂层的载体，其中所述乳剂层或其它亲水胶体层含有着色聚合物消光剂。 着色消光剂包括吸附在聚合物上的染料。 选择染料以吸收与照相材料暴露于相同波长区域的光。 本发明的用途抑制黑点的发生。

公开(公告)号：US4800150A

公开(公告)日：1989-01-24

申请号：US33699

申请日：1987-04-03

申请人： Kazunobu Katoh

发明人： Kazunobu Katoh

IPC分类号： G03C1/04 ,  G03C1/053 ,  G03C1/06 ,  G03C1/33

CPC分类号： G03C1/053 ,  G03C1/04 ,  G03C1/061 ,  Y10S430/15

摘要： A super-high contrast negative type silver halide photographic material is disclosed, comprising a support having provided thereon at least one silver halide emulsion layer, said emulsion layer or layers or other hydrophilic colloidal layer or layers containing a hydrazine derivative, wherein said material further contains an acidic polymer incorporating not less than 20 mol % of a monomer unit containing an acid group and a hydrophobic polymer incorporating not more than 20 mol % of a monomer unit containing an acid group and having a glass transition temperature of not more than 50.degree. C. The material exhibits high contrast and high sensitivity without forming black spots even when processed with a stable developing solution.

摘要翻译： 公开了一种超高对比度负型卤化银照相材料，其包含至少一个卤化银乳剂层，所述乳剂层或其它含有肼衍生物的亲水性胶体层或其中的载体，其中所述材料还包含 含有不少于20摩尔％的含有酸基团的单体单元和含有不大于20摩尔％的含有酸基且玻璃化转变温度不超过50℃的单体单元的疏水性聚合物的酸性聚合物 该材料表现出高对比度和高灵敏度，即使在用稳定的显影液处理时也不形成黑点。

公开(公告)号：US4755448A

公开(公告)日：1988-07-05

申请号：US904062

申请日：1986-09-04

申请人： Kazunobu Katoh

发明人： Kazunobu Katoh

IPC分类号： G03C1/053 ,  G03C1/06 ,  G03C5/26 ,  G03C1/34

CPC分类号： G03C1/053 ,  G03C1/061 ,  Y10S430/15

摘要： A negative type silver halide photographic material and a method for forming a super high contrast negative image using the photographic material are disclosed. The photographic material comprises a support, at least one silver halide emulsion layer on the support, and at least one light-insensitive colloid layer on the support, said emulsion layer or light-insensitive hydrophilic colloid layer containing a hydrazine derivative, and further contains the tertiary amine salt of an acid polymer.

摘要翻译： 公开了一种负型卤化银照相材料和使用该照相材料形成超高对比度负像的方法。 照相材料包括载体，载体上的至少一个卤化银乳剂层和载体上的至少一个不透光胶体层，所述乳剂层或含有肼衍生物的光不敏感性亲水胶体层，并且还含有 酸性聚合物的叔胺盐。

公开(公告)号：US4215030A

公开(公告)日：1980-07-29

申请号：US938162

申请日：1978-08-30

申请人： Tsutomu Okita ,  Masami Satou ,  Noburo Hibino ,  Kazunobu Katoh ,  Hiroshi Sawaguchi

发明人： Tsutomu Okita ,  Masami Satou ,  Noburo Hibino ,  Kazunobu Katoh ,  Hiroshi Sawaguchi

IPC分类号： C08L67/00 ,  C08L67/02 ,  C09B67/22 ,  G03C1/795 ,  G03C1/83 ,  C08K5/08 ,  C08K5/34

CPC分类号： G03C1/7954 ,  G03C1/83

摘要： A photographic polyester film support dyed with a dye having a main absorption peak in the wavelength range of about 350 to about 570 nm, a dye having a main absorption peak in the wavelength range of about 640 to about 680 nm, and a dye having a main absorption peak in the wavelength range of about 420 to about 460 nm which is represented by the following formula (I) or (II): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4, which may be the same or different, each represents --H, --OH, --NH.sub.2, --NHR.sub.5, --NR.sub.5 R.sub.6, --Cl, --Br, an alkyl group having 4 or less carbon atoms or an alkoxy group having 4 or less carbon atoms; R.sub.5 and R.sub.6, which may be the same or different, each represents an alkyl group having 4 or less carbon atoms or an aryl group; X.sub.1 and X.sub.2, which may be the same or different, each represents --H, --Cl, --Br or an alkyl group having 4 or less carbon atoms; and Y represents --H, --Cl or --Br, with the proviso that R.sub.1, R.sub.2, R.sub.3 and R.sub.4 in the formula (I) are not simultaneously --H.

摘要翻译： 用在约350至约570nm的波长范围内具有主吸收峰的染料染色的照相聚酯膜载体，在640-680nm波长范围内具有主吸收峰的染料和具有 由下式（I）或（II）表示的约420至约460nm的波长范围内的主要吸收峰：其中R1，R2，R3和R4， 其可以相同或不同，各自表示-H，-OH，-NH2，-NHR5，-NR5R6，-Cl，-Br，具有4个或更少碳原子的烷基或具有4个或更少碳原子的烷氧基 ; R 5和R 6可以相同或不同，各自表示具有4个以下碳原子的烷基或芳基; X 1和X 2可以相同或不同，各自表示-H，-Cl，-Br或具有4个或更少碳原子的烷基; 并且Y表示-H，-Cl或-Br，条件是式（I）中的R 1，R 2，R 3和R 4不同时为-H。