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1.发明授权
公开(公告)号：US5723280A
公开(公告)日：1998-03-03
申请号：US655109
申请日：1996-05-29
CPC分类号： G03C1/18 , G03C1/0053 , G03C1/24
摘要： A silver halide photographic element comprises a silver halide emulsion layer sensitized with a sensitizing dye of Formula I: ##STR1## wherein each of X.sub.1 and X.sub.2 is an oxygen atom, a sulfur atom, or a selenium atom, with the proviso that one of X.sub.1 and X.sub.2 is an oxygen atom and the other is a sulfur or selenium atom; V.sub.1 and V.sub.2 together or V.sub.2 and V.sub.3 together represent the atoms necessary to complete a fused benzene ring; each of V.sub.4 and V.sub.5 is independently a hydrogen or halogen atom, or an alkyl, alkoxy or aryl group; R.sub.1 is an acid substituted alkyl group; R.sub.2 is a 2-sulfoethyl group; and M is a counterion as necessary to balance the charge.
摘要翻译： 卤化银照相元件包括用式I的敏化染料敏化的卤化银乳剂层：其中X1和X2各自为氧原子，硫原子或硒原子，条件是 X1和X2之一是氧原子，另一个是硫或硒原子; V1和V2一起或V2和V3一起表示完成稠合苯环所必需的原子; V4和V5各自独立地为氢或卤素原子，或烷基，烷氧基或芳基; R1是酸取代的烷基; R2是2-磺乙基; 并且M是平衡电荷所必需的抗衡离子。
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公开(公告)号：US3955996A
公开(公告)日：1976-05-11
申请号：US524185
申请日：1974-11-15
申请人： Masanao Hinata , Masanaga Ohki , Haruo Takei , Yuji Mihara
发明人： Masanao Hinata , Masanaga Ohki , Haruo Takei , Yuji Mihara
CPC分类号： G03C1/12
摘要： A method for spectrally sensitizing a photographic light-sensitive emulsion, which comprises dissolving a photographic spectrally sensitizing dye having an amidinium ion auxochrome in an organic solvent containing a substantially water-free acid having a pKa not exceeding about 5, and adding this dye-containing acid-organic solvent solution to a light-sensitive emulsion.
摘要翻译： 一种用于对照相感光乳剂进行光谱增感的方法，其包括将具有脒离子辅助色素的照相光谱增感染料溶解在含有pKa不超过约5的基本上无水的酸的有机溶剂中，并加入该染料 酸 - 有机溶剂溶液加到感光乳剂上。
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公开(公告)号：US3885972A
公开(公告)日：1975-05-27
申请号：US31604872
申请日：1972-12-18
申请人： AGFA GEVAERT AG
发明人： MOISAR ERIK , RIESTER OSKAR
CPC分类号： G03C1/4853
摘要： The light-sensitivity of a photographic material containing at least one direct positive silver salt emulsion layer the silver salt grains of said emulsion contain electron traps, can be improved by adding a sensitizing dye capable of being supersensitized, and in addition a supersensitizing styryl dye.
摘要翻译： 含有至少一种直接正性银盐乳剂层的照相材料对所述乳液的银盐颗粒含有电子陷阱的光敏性可以通过加入能够被超敏感的敏化染料和另外的超敏化苯乙烯基 染料。
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公开(公告)号：US3423207A
公开(公告)日：1969-01-21
申请号：US3423207D
申请日：1964-09-01
申请人： EASTMAN KODAK CO
CPC分类号： G03C1/832
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公开(公告)号：US5478719A
公开(公告)日：1995-12-26
申请号：US306588
申请日：1994-09-15
申请人： Takanori Hioki , Hiroshi Kawakami
发明人： Takanori Hioki , Hiroshi Kawakami
摘要： The present invention provides a high sensitivity silver halide photographic material which minimizes the formation of fog and exhibits a small sensitivity drop during storage. A silver halide photographic material is provided comprising a compound having a methine dye and a styryl base covalently connected to each other.
摘要翻译： 本发明提供了一种高灵敏度卤化银照相材料，其使雾的形成最小化并且在储存期间表现出小的灵敏度下降。 提供卤化银照相材料，其包含具有共价连接的次甲基染料和苯乙烯基的化合物。
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公开(公告)号：US4147862A
公开(公告)日：1979-04-03
申请号：US734626
申请日：1976-10-21
申请人： Masaaki Hayami , Seiko Torikoshi
发明人： Masaaki Hayami , Seiko Torikoshi
IPC分类号： B41M5/28 , C09B23/10 , C09B23/14 , G03C1/24 , G03C1/29 , G03C1/685 , G03C8/48 , C07D498/04 , C07D513/04
CPC分类号： C09B23/143 , B41M5/286 , C09B23/105 , G03C1/24 , G03C1/29 , G03C1/685 , G03C8/48
摘要： This invention relates to color-changing styryl-like compounds and the preparing of the same. A compound according to the present invention has, as its principal ring, an indoline ring of 2nd position, and has, at stimulation reversible or irreversible change(s) between a closed ring structure of a non-plane molecular structure indicated by the following chemical formula(1) showing white or pale color, and an open ring structure of a plane molecular structure indicated by the following chemical formula(2) showing vivid visible color: ##STR1## wherein Q, R.sub.1, R.sub.2, R.sub.3, Y, Z, A and X are defined in the detailed specification.
摘要翻译： 本发明涉及变色苯乙烯基类化合物及其制备。 根据本发明的化合物作为其主环具有第二位的二氢吲哚环，并且在刺激下面由以下化学物质表示的非平面分子结构的闭环结构之间可逆或不可逆地改变 式（1）表示白色或浅色，以及由以下化学式（2）表示的平面分子结构的开环结构，显示生动的可见颜色：其中Q， R1，R2，R3，Y，Z，A和X在详细说明书中定义。
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公开(公告)号：US3928856A
公开(公告)日：1975-12-23
申请号：US41314673
申请日：1973-11-05
CPC分类号： G03C1/24 , Y10S430/143
摘要： WHEREIN Z is an atomic group required for forming a heterocyclic ring, R1 and R2 are lower alkyl group, L is a methine group, and n is 1 or 2.
The invention relates to a photographic emulsion for recording an electron beam which comprises fine grains of silver halide having adsorbed thereon at least one aminostyryl base represented by the following general formula:摘要翻译： 本发明涉及一种用于记录电子束的照相乳剂，其包含在其上吸附有由以下通式表示的至少一个氨基苯乙烯基的卤化银细粒：
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公开(公告)号：US3615432A
公开(公告)日：1971-10-26
申请号：US3615432D
申请日：1968-10-09
申请人： EASTMAN KODAK CO
发明人： JENKINS PHILIP W , HESELTINE DONALD W , MEE JOHN D
IPC分类号： B41M5/323 , C07D209/08 , C07D209/12 , C07D471/04 , C07D487/04 , C09B23/00 , C09B23/04 , C09B23/06 , C09B23/08 , C09B23/10 , G03C1/12 , G03C1/485 , G03C1/72 , G03C1/73 , G03C1/825 , G03C7/26 , G03F7/031 , G03G5/06 , G03G5/09 , G03C1/24
CPC分类号： G03G5/09 , C07D209/08 , C07D209/12 , C07D471/04 , C07D487/04 , C09B23/04 , C09B23/06 , C09B23/083 , C09B23/086 , C09B23/10 , C09B23/105 , C09B23/107 , G03C1/12 , G03C1/4853 , G03C1/72 , G03F7/031 , G03G5/067
摘要： A class of energy-sensitive compounds containing heterocyclic nitrogen atoms substituted with an-OR group fragment under the influence of various forms of energy to form a dye base, a proton and an aldehyde, these materials being useful in image reproduction.
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公开(公告)号：US2671783A
公开(公告)日：1954-03-09
申请号：US21769051
申请日：1951-03-26
申请人： CIBA LTD
发明人： ROBERT WIZINGER
CPC分类号： C07D231/06 , C09B23/0075 , C09B23/107 , C09B23/141 , C09B23/145 , G03C1/24 , G03C1/26
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10.发明授权
公开(公告)号：US5478720A
公开(公告)日：1995-12-26
申请号：US218770
申请日：1994-03-28
申请人： Katsuhiko Heki
发明人： Katsuhiko Heki
摘要： A silver halide photographic emulsion is provided, containing a monomethine-cyanine dye, a trimethine-cyanine dye and a supersensitizer represented by the following Formula [I] or Formula [II]. The cyanine dyes are incorporated in the form of a dispersion of solid particles. ##STR1##
摘要翻译： 提供了含有单甲基花青染料，三甲基 - 花青染料和由下式[I]或式[II]表示的超敏剂的卤化银照相乳剂。 花青染料以固体颗粒的分散体的形式引入。 公式[I]
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