Silver halide photographic elements with increased contrast
    1.
    发明授权
    Silver halide photographic elements with increased contrast 失效
    卤化银摄影元件具有增强的对比度

    公开(公告)号:US5429919A

    公开(公告)日:1995-07-04

    申请号:US130031

    申请日:1993-09-30

    IPC分类号: G03C1/06 G03C1/34 G03C1/005

    CPC分类号: G03C1/067 G03C1/346

    摘要: A silver halide photographic element comprising a silver halide emulsion in reactive association with a compound of the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are each independently an aryl, alkyl or arylalkyl group; and wherein Z represents the atoms necessary to form a 5 or 6 membered heterocyclic ring and contains at least one atom selected from N, O, S, and Se; and methods of making same.

    摘要翻译: 一种卤化银照相元件,其包含与下式化合物反应的卤化银乳剂:其中R 1,R 2和R 3各自独立地为芳基,烷基或芳基烷基; 并且其中Z表示形成5或6元杂环所必需的原子并含有至少一个选自N,O,S和Se的原子; 和制作方法。

    Photographic element containing antifogging cycanine dyes
    2.
    发明授权
    Photographic element containing antifogging cycanine dyes 失效
    含有防晕循环染料的摄影元件

    公开(公告)号:US5958666A

    公开(公告)日:1999-09-28

    申请号:US926857

    申请日:1997-09-10

    摘要: A photographic element comprises at least one light-sensitive layer comprising a silver halide emulsion, wherein the silver halide content is less than or equal to 30% silver chloride, and a dye of formula (I) or formula (II): ##STR1## wherein the substituents are as defined in the specification. ##STR2## wherein the substituents are as defined in the specification.

    摘要翻译: 照相元件包括至少一个包含卤化银乳剂的感光层,其中卤化银含量小于或等于30%氯化银,和式(I)或式(II)的染料:其中取代基 如说明书中所定义。 其中取代基如说明书中所定义。

    High chloride silver halide elements containing pyrimidine compounds
    3.
    发明授权
    High chloride silver halide elements containing pyrimidine compounds 失效
    含有嘧啶化合物的高氯化物卤化银元素

    公开(公告)号:US06573038B2

    公开(公告)日:2003-06-03

    申请号:US09872669

    申请日:2001-06-01

    IPC分类号: G03C134

    摘要: A silver halide photographic element comprising a silver halide emulsion which is greater than 50 mole % silver chloride and a pyrimidine compound represented by Formula I wherein R1, R2, and R3 are each independently a hydrogen atom or a hydroxy, alkoxy, amino, alkylamino, cyanoamino or alkyl group, and R4 is a hydroxy, alkoxy, amino, alkylamino, cyanoamino or alkyl group; provided that at least one of R1, R2, R3, and R4 is a hydroxy or an amino group.

    摘要翻译: 一种卤化银照相元件,其包含大于50摩尔%氯化银的卤化银乳剂和由式I表示的嘧啶化合物,其中R1,R2和R3各自独立地为氢原子或羟基,烷氧基,氨基,烷基氨基,氰基氨基 或烷基,R4是羟基,烷氧基,氨基,烷基氨基,氰基氨基或烷基; 条件是R 1,R 2,R 3和R 4中的至少一个是羟基或氨基。

    Stable and water soluble bis Au(I) complexes and their synthesis
    4.
    发明授权
    Stable and water soluble bis Au(I) complexes and their synthesis 失效
    稳定和水溶性双Au(I)配合物及其合成

    公开(公告)号:US6034249A

    公开(公告)日:2000-03-07

    申请号:US964104

    申请日:1997-11-06

    CPC分类号: C07F1/005

    摘要: This invention relates to an organomercapto Au(I) complex having the formula ##STR1## wherein M is a cationic counterion;SOL is a solubilizing group;A is a substituted or unsubstituted divalent organic linking group;and n is 1 to 4 and wherein the compound is symmetrical.It further relates to a method of manufacturing an organomercapto Au(I) complex comprising reacting an Au(I) complex with an organomercapto ligand and isolating the resulting organomercapto Au(I) complex from the reaction mixture.

    摘要翻译: 本发明涉及具有下式的有机巯基Au(I)配合物,其中M是阳离子抗衡离子; SOL是增溶基团; A是取代或未取代的二价有机连接基团; 且n为1至4,并且其中该化合物是对称的。 本发明还涉及一种制备有机巯基Au(I)配合物的方法,包括使Au(I)配合物与有机巯基配体反应并从所述反应混合物中分离得到的有机巯基Au(I)配合物。

    Photographic element containing new gold(I) compounds
    5.
    发明授权
    Photographic element containing new gold(I) compounds 失效
    含有新金(I)化合物的摄影元素

    公开(公告)号:US5700631A

    公开(公告)日:1997-12-23

    申请号:US672254

    申请日:1996-06-28

    IPC分类号: C07F1/00 G03C1/09 C07F1/12

    CPC分类号: C07F1/005 G03C1/09

    摘要: A photographic element is provided comprising a support having situated thereon a silver halide emulsion layer, the emulsion layer comprising a compound of the formula: Z--SO.sub.2 S--Au(I)--L (I) wherein Z represents an alkyl, aryl, or heterocyclic group; and L represents a thioether, selenoether or telluroether containing ligand.

    摘要翻译: 提供了一种照相元件,其中包括一个位于其上的卤化银乳剂层的载体,该乳剂层包含下式的化合物:Z-SO2S-Au(I)-L(Ⅰ),其中Z代表烷基,芳基或杂环 组; L代表含硫醚,硒醚或含曙红醚的配体。

    Photographic elements exhibiting improved stability
    6.
    发明授权
    Photographic elements exhibiting improved stability 失效
    表现出改善的稳定性的照相元件

    公开(公告)号:US5601970A

    公开(公告)日:1997-02-11

    申请号:US367961

    申请日:1995-01-03

    申请人: Roger Lok

    发明人: Roger Lok

    CPC分类号: G03C1/346 G03C7/39288

    摘要: This invention provides a photographic element comprising a support having thereon a silver halide emulsion layer which is greater than about 50 mole % silver chloride, wherein the emulsion layer contains a thiophosphate ester of the structure: ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are independently selected from the group consisting of an aliphatic, carbocyclic or heterocyclic group.

    摘要翻译: 本发明提供了一种照相元件,其中包含一种其上具有大于约50%(摩尔)氯化银的卤化银乳剂层的载体,其中该乳剂层含有以下结构的硫代磷酸酯:其中R1,R2和R3独立地为 选自脂族,碳环或杂环基。

    Heat stabilized silver chloride photographic emulsions containing sulfur
donors and sulfinate compounds
    7.
    发明授权
    Heat stabilized silver chloride photographic emulsions containing sulfur donors and sulfinate compounds 失效
    含硫供体和亚磺酸盐化合物的热稳定氯化银照相乳剂

    公开(公告)号:US5536633A

    公开(公告)日:1996-07-16

    申请号:US384200

    申请日:1995-02-06

    申请人: Roger Lok

    发明人: Roger Lok

    摘要: A silver halide photographic element comprising a silver halide emulsion which is greater than 50 mole % silver chloride, said emulsion being in reactive association with a sulfur donating compound, and a sulfinate compound represented by Formula (I)Z--SO.sub.2 M.sup.1 (I)wherein Z is a non-metallic aryl, alkyl or heterocyclic group, and M is a cationic counter ion;and wherein the sulfur donor is not a thiosulfonate or a diamino disulfide; and a method of making the emulsion.

    摘要翻译: 一种卤化银照相元件,其包含大于50摩尔%氯化银的卤化银乳剂,所述乳液与供硫化合物反应结合,和由式(I)Z-SO 2 M 1(I)表示的亚磺酸盐化合物,其中Z 是非金属芳基,烷基或杂环基,M是阳离子抗衡离子; 并且其中所述硫供体不是硫代磺酸盐或二氨基二硫化物; 以及制造乳液的方法。

    Silver halide emulsions containing fused dihydropyrimidines
    8.
    发明授权
    Silver halide emulsions containing fused dihydropyrimidines 失效
    含有熔融二氢嘧啶的卤化银乳剂

    公开(公告)号:US5482825A

    公开(公告)日:1996-01-09

    申请号:US362726

    申请日:1994-12-23

    摘要: A method of making a silver halide emulsion comprising precipitating and chemically sensitizing the emulsion and further comprising adding to the emulsion a fused dihydropyrimidine compound represented by the following formula: ##STR1## wherein X is O, S or Se; R is a substituted or unsubstituted alkyl or aryl group; andZ contains the atoms necessary to form an aromatic group, a heteroaromatic group or a heterocyclic group and a silver halide emulsion made by this method.

    摘要翻译: 一种制备卤化银乳剂的方法,其包括对所述乳液进行沉淀和化学增感,并且还包括向所述乳液中加入由下式表示的稠合二氢嘧啶化合物:其中X为O,S或Se; R是取代或未取代的烷基或芳基; Z包含形成芳族基团,杂芳族基团或杂环基团所需的原子和通过该方法制备的卤化银乳剂。

    Photographic element exhibiting improved speed and stability
    10.
    发明授权
    Photographic element exhibiting improved speed and stability 失效
    具有改善速度和稳定性的照相元件

    公开(公告)号:US5399479A

    公开(公告)日:1995-03-21

    申请号:US168892

    申请日:1993-12-16

    申请人: Roger Lok

    发明人: Roger Lok

    摘要: The present invention provides a photographic element comprising a support having thereon a silver halide emulsion layer. The emulsion layer contains an organic compound having a thiosulfonic acid substituent, an organic compound having a sulfinic acid substituent, and an alkynylamine.

    摘要翻译: 本发明提供了一种照相元件,其包括其上具有卤化银乳剂层的载体。 乳剂层含有具有硫代磺酸取代基的有机化合物,具有亚磺酸取代基的有机化合物和炔基胺。