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公开(公告)号：US5763152A
公开(公告)日：1998-06-09
申请号：US622879
申请日：1996-03-29
申请人： Takanori Hioki , Mikio Ihama
发明人： Takanori Hioki , Mikio Ihama
摘要： A silver halide photographic light-sensitive material is disclosed. The material comprises a substrate provided thereon with at least one silver halide emulsion layer comprising at least one compound represented by the following Formula (I): ##STR1## wherein Ra and Rb each represents a hydrogen atom, an alkyl group having at least two carbon atoms or an aryl or heterocyclic group, provided that Ra and Rb do not simultaneously represent hydrogen atoms; La and Lb each represents a methylene group; L.sub.1 and L.sub.2 each represents a methine group; p.sub.1 represents 0 or 1; Z.sub.1 represents an atomic group required for forming a 5- or 6-membered nitrogen atom-containing heterocyclic ring; M.sub.1 represents a counterion required for balancing the electrical charge; m.sub.1 represents a numerical value of not less than 0 required for neutralizing the molecule; and Q represents a methine or polymethine group required for forming a methine dye. The light-sensitive material provides substantially low fogging, has high sensitivity and excellent storage stability and can provide images of high quality.
摘要翻译： 公开了一种卤化银照相感光材料。 该材料包括在其上设置有至少一个卤化银乳剂层的基底，所述卤化银乳剂层包含至少一种由下式（I）表示的化合物：其中Ra和Rb各自表示氢原子，具有至少两个碳原子的烷基 原子或芳基或杂环基团，条件是Ra和Rb不同时表示氢原子; La和Lb各自表示亚甲基; L1和L2各自表示次甲基; p1表示0或1; Z1表示形成5或6元含氮原子的杂环所需的原子团; M1代表平衡电荷所需的抗衡离子; m1表示中和分子所需的不小于0的数值; Q表示形成次甲基染料所需的次甲基或聚甲炔基。 感光材料提供基本上低雾度，具有高灵敏度和优异的储存稳定性，并且可以提供高质量的图像。
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公开(公告)号：US5672469A
公开(公告)日：1997-09-30
申请号：US555095
申请日：1995-11-08
申请人： Takanori Hioki , Mikio Ihama
发明人： Takanori Hioki , Mikio Ihama
摘要： A silver halide photographic material comprising a support having thereon at least one light-sensitive layer, the photographic material comprising a reduction-sensitized silver halide emulsion containing a compound in which a group adsorptive to silver halide and a specific hydrazine structure are covalently bonded. The silver halide photographic material exhibits high sensitivity and improved fog characteristics and improved preservation stability.
摘要翻译： 一种卤化银照相材料，其包含其上具有至少一个感光层的载体，所述照相材料包含还原增感的卤化银乳剂，其含有其中吸附卤化银和特定肼结构的基团共价键合的化合物。 卤化银照相材料表现出高灵敏度和改善的雾特性和改善的保存稳定性。
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公开(公告)号：US5667958A
公开(公告)日：1997-09-16
申请号：US677686
申请日：1996-07-08
申请人： Takanori Hioki , Tadashi Ikeda
发明人： Takanori Hioki , Tadashi Ikeda
摘要： A silver halide photographic material having high sensitivity, reduced in fog and excellent in storage stability is described, which comprises a support having thereon at least one constituent layer containing at least one hydrazone compound having a methine dye residue or an adsorbing group to silver halide through a covalent bond or containing at least one metallocene compound having a methine dye residue through a covalent bond.
摘要翻译： 描述了具有高灵敏度，降低雾度和保存稳定性优异的卤化银照相材料，其包括其上具有至少一个构成层的载体，所述至少一个构成层含有至少一种具有次甲基染料残基或吸附基团的腙化合物至卤化银通过 共价键或含有至少一种具有通过共价键的次甲基染料残基的茂金属化合物。
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公开(公告)号：US5429920A
公开(公告)日：1995-07-04
申请号：US108253
申请日：1993-08-19
申请人： Takanori Hioki , Tadashi Ikeda
发明人： Takanori Hioki , Tadashi Ikeda
IPC分类号： C07D277/64 , C09B23/00 , C09B23/01 , C09B23/02 , C09B23/10 , G03C1/12 , G03C1/20 , G03C1/22 , G03C1/28
CPC分类号： G03C1/28 , C07D277/64 , C09B23/0066 , C09B23/02 , C09B23/10 , G03C1/12 , Y10S430/145
摘要： A silver halide emulsion containing at least one member of methine dyes represented by the following general formula (I): ##STR1## wherein MET represents an atomic group having a methine dye structure; Q represents a bivalent bonding group comprising at least one atom of carbon atom, nitrogen atom, sulfur atom and oxygen atom or an atomic group having at least one atom of carbon atom, nitrogen atom, sulfur atom and oxygen atom; Ar represents a group which has an aromatic character and derives from a polycyclic compound composed of 8 or more atoms excluding nitrogen atom; l.sub.1 represents 1 or 2; l.sub.2 represents 0 or 1; and l.sub.3 represents 1, 2, 3 or 4.
摘要翻译： 含有由以下通式（I）表示的至少一种次甲基染料的卤化银乳剂：其中MET表示具有次甲基染料结构的原子团; Q表示包含至少一个碳原子，氮原子，硫原子和氧原子的原子或具有至少一个碳原子，氮原子，硫原子和氧原子的原子的二价键合基团; Ar表示具有芳香性的基团，来自除了氮原子以外的8个以上的原子构成的多环化合物; l1表示1或2; l2表示0或1; 和13代表1,2,3或4。
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公开(公告)号：US5340694A
公开(公告)日：1994-08-23
申请号：US12350
申请日：1993-02-02
申请人： Takanori Hioki , Ryoji Nishimura
发明人： Takanori Hioki , Ryoji Nishimura
CPC分类号： G03C1/061
摘要： A silver halide photographic material contains at least one hydrazine compound of formula (I): ##STR1## where R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each represents an alkyl group, an aryl group or a heterocyclic group; and R.sub.1 and R.sub.2, R.sub.3 and R.sub.4, R.sub.1 and R.sub.3, and R.sub.2 and R.sub.4 each may be bonded to each other to form a non-aromatic ring; provided that the carbon atom of R.sub.1, R.sub.2, R.sub.3 and R.sub.4 which is directly bonded to a nitrogen atom of the hydrazine core of the compound is not substituted by an oxo group. The material has a high sensitivity and does not tend to fog. After storage, depression of the sensitivity of the material is small.
摘要翻译： 卤化银照相材料含有至少一种式（I）的肼化合物：其中R 1，R 2，R 3和R 4各自表示烷基，芳基或杂环基; 并且R 1和R 2，R 3和R 4，R 1和R 3以及R 2和R 4各自可以彼此键合形成非芳族环; 条件是直接键合到化合物的肼核心的氮原子上的R 1，R 2，R 3和R 4的碳原子不被氧代基取代。 该材料具有较高的灵敏度，不会发生雾化。 储存后，材料的敏感性降低。
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公开(公告)号：US5336594A
公开(公告)日：1994-08-09
申请号：US56753
申请日：1993-05-04
申请人： Takanori Hioki
发明人： Takanori Hioki
IPC分类号： C07D209/08 , C07D209/60 , C07D215/12 , C07D277/16 , C07D277/64 , C07D401/08 , C07D409/08 , C07D413/14 , C09B23/01 , G03C1/12 , G03C1/22 , G03C1/26
CPC分类号： C09B23/0066 , G03C1/12
摘要： Disclosed is a silver halide photographic material containing at least one methine compound of formula (I) or (II): ##STR1## wherein A.sub.1 : ##STR2## and wherein Z.sub.1, Z.sub.2, Z.sub.3 and Z.sub.4 each is an atomic group of forming a 5- or 6-membered N-containing heterocyclic ring; R.sub.1, R.sub.2 and R.sub.4 each is an alkyl group; R.sub.3 is an alkyl, aryl or heterocyclic group; D.sub.1, D.sub.1a, D.sub.2 and D.sub.2a each is an atomic group of forming an acidic nucleus; V.sub.1 to V.sub.22 each is a hydrogen or a monovalent substituent; L.sub.1 to L.sub.12 each is a methine group; M.sub.1 and M.sub.2 each is a charge-neutralizing pair ion; m.sub.1 and m.sub.2 each is a number of 0 or more for neutralizing the charge in the molecule; n.sub.1, n.sub.2 and n.sub.4 each are 0 or 1; and n.sub.3 and n.sub.5 each is an integer of 0 or more. The material has a high sensitivity and storage stability.
摘要翻译： 公开了含有式（I）或（II）的至少一种次甲基化合物的卤化银照相材料：其中Z1，Z2，Z3和Z4各自为 形成5-或6-元含氮杂环; R1，R2和R4各自为烷基; R3是烷基，芳基或杂环基; D1，D1a，D2和D2a分别为形成酸性核的原子团; V1〜V22各自为氢或一价取代基; L1至L12各为次甲基; M1和M2各自是电荷中和对离子; m1和m2分别为0以上，用于中和分子中的电荷; n1，n2和n4分别为0或1; n3和n5分别为0以上的整数。 该材料具有高灵敏度和储存稳定性。
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公开(公告)号：US5242790A
公开(公告)日：1993-09-07
申请号：US942620
申请日：1992-09-10
申请人： Takanori Hioki , Yoshio Inagaki
发明人： Takanori Hioki , Yoshio Inagaki
摘要： There is disclosed a silver halide photographic light-sensitive material which has a high sensitivity and is less susceptible to an increase in fog and fluctuation of sensitivity during storage at a high temperature and/or a high humidity. The light-sensitive material contains at least one methine compound represented by Formula (I): ##STR1## wherein R.sub.1 represents an alkyl group; R.sub.2 represents an alkyl group, an aryl group or a heterocyclic group; L.sub.1, L.sub.2, L.sub.3 and L.sub.4 each represents a methine group; Z.sub.1 represents a group of atoms necessary to form a 5- or 6-membered nitrogen-containing heterocyclic ring; n.sub.1 represents 0 or 1; n.sub.2 represents 0 or an integer of 1 to 4; n.sub.3 represents an integer of 1 to 10; D represents a group of atoms necessary to form an acidic nucleus; M.sub.1 represents a charge-neutralizing ion; and m.sub.1 represents a number of 0 or more which is necessary to neutralize a charge contained in the compound.
摘要翻译： 公开了一种卤化银照相感光材料，其具有高灵敏度，并且在高温和/或高湿度下储存期间较不易于雾化和灵敏度波动。 光敏材料含有至少一种由式（I）表示的次甲基化合物：其中R 1表示烷基; R2表示烷基，芳基或杂环基; L1，L2，L3和L4各自表示次甲基; Z1表示形成5-或6-元含氮杂环所必需的一组原子; n1表示0或1; n2表示0或1〜4的整数， n3表示1〜10的整数， D表示形成酸性核所必需的一组原子; M1表示电荷中和离子; m1表示中和化合物中所含的电荷所需的0以上的数。
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公开(公告)号：US5192654A
公开(公告)日：1993-03-09
申请号：US801628
申请日：1991-12-04
申请人： Takanori Hioki , Haruo Takei
发明人： Takanori Hioki , Haruo Takei
IPC分类号： G03C1/28
CPC分类号： G03C1/28
摘要： A silver halide photographic emulsion including a spectrally sensitizing dye and at least one compound represented by general formula [I] or general formula [II] are disclosed. ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.4 ', R.sub.5, R.sub.5 ', R.sub.6, R.sub.7, R.sub.8, R.sub.9, R.sub.10, R.sub.11 and R.sub.12 represent hydrogen atoms or univalent organic residual groups.
摘要翻译： 公开了包含光谱增感染料和至少一种由通式[I]或通式[II]表示的化合物的卤化银照相乳剂。 通式[Ⅰ]其中R1，R2，R3，R4，R4'，R5，R5'，R6，R7，R8，R9，R10，R11和R12表示氢原子或 单价有机残基。
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公开(公告)号：US5166047A
公开(公告)日：1992-11-24
申请号：US656524
申请日：1991-02-19
申请人： Takanori Hioki , Tadashi Ikeda
发明人： Takanori Hioki , Tadashi Ikeda
CPC分类号： G03C1/127 , C09B23/0066 , C09B67/0016 , Y10S430/145
摘要： Silver halide photographic materials containing methine compounds of general formulas Ia, Ib, Ic, IIa, and IIb are disclosed. The variables are as defined in the present specification. ##STR1##
摘要翻译： 公开了含有通式Ia，Ib，Ic，IIa和IIb的次甲基化合物的卤化银照相材料。 变量如本说明书中所定义。
[Ia] [Ib] [Ic] [IIa] [IIb] -
公开(公告)号：US4851322A
公开(公告)日：1989-07-25
申请号：US79443
申请日：1987-07-30
IPC分类号： G03C1/73
CPC分类号： G03C1/73 , Y10S430/146
摘要： A new optical recording medium is herein disclosed, the recording medium comprising a substrate and an optical recording layer formed thereon comprising a dye represented by the following general formula (I): ##STR1## (wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 respectively represent a hydrogen atom, a halogen atom or a monovalent organic group; A denotes a bivalent organic group which is bonded to the ring through a double bond; and X.crclbar. represents an anionic group and is present in a number required to neutralize existing cationic charges, provided that X.crclbar. may form an intramolecular salt together with either of R.sub.1 to R.sub.6 and A or that at least one of the following combinations, R.sub.2 and R.sub.3 ; R.sub.3 and R.sub.4 ; R.sub.4 and R.sub.5 ; R.sub.5 and R.sub.6 may form a substituted or unsubstituted aromatic carbocyclic ring or aromatic heterocyclic ring); and optionally a quencher. The optical recording medium has a high sensitivity, an extremely high stability to long term storage and a low deterioration during recording operation.
摘要翻译： 本文公开了一种新的光记录介质，所述记录介质包括基板和形成在其上的光记录层，所述光记录层包含由以下通式（I）表示的染料：其中R1，R2，R3，R4，R5和 R6分别表示氢原子，卤素原子或一价有机基团; A表示通过双键与环结合的二价有机基团; X（ - ）表示阴离子基团，以 中和现有的阳离子电荷，条件是X（ - ）可以与R 1至R 6和A中的任一个形成分子内盐，或者以下组合中的至少一种：R 2和R 3; R 3和R 4; R 4和R 5; R 5和R 6 可以形成取代或未取代的芳族碳环或芳族杂环）; 和任选的猝灭剂。 光记录介质具有高灵敏度，对长期存储的极高的稳定性和在记录操作期间的低劣化。
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