Photographic material having enhanced light absorption
    1.
    发明授权
    Photographic material having enhanced light absorption 失效
    具有增强的光吸收的照相材料

    公开(公告)号:US06361932B1

    公开(公告)日:2002-03-26

    申请号:US09151916

    申请日:1998-09-11

    IPC分类号: G03C112

    CPC分类号: G03C1/29

    摘要: This invention comprises a silver halide photographic material comprising at least one silver halide emulsion comprising silver halide grains having associated therewith at least two dye layers comprising (a) an inner dye layer adjacent to the silver halide grain and comprising at least one dye, Dye 1, that is capable of spectrally sensitizing silver halide and (b) an outer dye layer adjacent to the inner dye layer and comprising at least one dye, Dye 2, wherein Dye 2 is other than a cyanine dye, wherein the dye layers are held together by non-covalent forces; the outer dye layer adsorbs light at equal or higher energy than the inner dye layer; and the energy emission wavelength of the outer dye layer overlaps with the energy absorption wavelength of the inner dye layer. This invention also comprises a silver halide photographic material comprising at least one silver halide emulsion comprising silver halide grains having associated therewith at least one dye having at least one anionic substituent and at least one dye having at least one cationic substituent, with the proviso that one of the dyes is other than a cyanine dye.

    摘要翻译: 本发明包括卤化银照相材料,其包含至少一种包含卤化银颗粒的卤化银乳剂,所述卤化银颗粒具有至少两个染料层,所述染料层包含(a)与卤化银颗粒相邻的内部染料层,并且包含至少一种染料染料1 能够对卤化银进行光谱增感和(b)与内部染料层相邻的外部染料层,并且包括至少一种染料染料2,其中染料2不是花青染料,其中染料层保持在一起 非共同力量; 外染料层以等于或高于内染料层的能量吸收光; 并且外部染料层的能量发射波长与内部染料层的能量吸收波长重叠。本发明还包括卤化银照相材料,其包含至少一种卤化银乳剂,其包含与其相关联的至少一种染料, 至少一个阴离子取代基和至少一种具有至少一个阳离子取代基的染料,条件是染料之一不是花青染料。

    Color photographic material having enhanced light absorption
    2.
    发明授权
    Color photographic material having enhanced light absorption 失效
    具有增强的光吸收的彩色照相材料

    公开(公告)号:US06329133B1

    公开(公告)日:2001-12-11

    申请号:US09394821

    申请日:1999-09-13

    IPC分类号: G03C110

    CPC分类号: G03C1/29 G03C1/16

    摘要: This invention comprises a silver halide photographic material comprising at least one silver halide emulsion comprising silver halide grains having associated therewith a combination of two or more dyes wherein (b) (a) a dye having at least one substituent that has a negative charge is present, a dye having at least one substituent that has a positive charge is present, wherein at least one of the dyes is further substituted with at least one hydrogen bonding donor substituent. In a preferred embodiment, at least one of the dyes is substituted with at least two hydrogen bonding donor substituents. In another preferred embodiment a silver halide photographic material comprises at least one silver halide emulsion comprising silver halide grains having associated therewith a dye substituted with at least one guanidinium, amidinium, or imine of urea substituent.

    摘要翻译: 本发明包括卤化银照相材料,其包含至少一种卤化银乳剂,其包含卤化银颗粒,其具有两种或更多种染料的组合,其中(b)(a)具有至少一个具有负电荷的取代基的染料存在 存在具有至少一个具有正电荷的取代基的染料,其中至少一种染料进一步被至少一个氢键供体取代基取代。在优选的实施方案中,至少一种染料被 至少两个氢键供体取代基。在另一个优选的实施方案中,卤化银照相材料包含至少一种卤化银乳剂,其包含卤化银颗粒,其具有与至少一种脲取代基的脒鎓,脒鎓或亚胺取代的染料。

    Color photographic material having enhanced light absorption
    3.
    发明授权
    Color photographic material having enhanced light absorption 有权
    染料分层,增强光吸收

    公开(公告)号:US6165703A

    公开(公告)日:2000-12-26

    申请号:US151915

    申请日:1998-09-11

    摘要: A silver halide color photographic material comprises at least one silver halide emulsion comprising silver halide grains having associated therewith at least two dye layers comprising(a) an inner dye layer adjacent to the silver halide grain and comprising at least one dye, Dye 1, that is capable of spectrally sensitizing silver halide and(b) an outer dye layer adjacent to the inner dye layer and comprising at least one cyanine dye, Dye 2,wherein one of Dye 1 or Dye 2 has at least one anionic substituent and one of Dye 1 or Dye 2 has at least one cationic substituent and wherein the dye layers are held together by more than one non-covalent force; the outer dye layer adsorbs light at equal or higher energy than the inner dye layer; and the energy emission wavelength of the outer dye layer overlaps with the energy absorption wavelength of the inner dye layer.In one embodiment the invention comprises a silver halide color photographic material comprising at least one silver halide emulsion comprising silver halide grains having associated therewith at least one dye which contains an anionic substituent and at least one dye that has a cationic substituent.

    摘要翻译: 卤化银彩色照相材料包含至少一种卤化银乳剂,其包含卤化银颗粒,所述卤化银颗粒具有至少两个染料层,所述染料层包含(a)与卤化银颗粒相邻的内部染料层,并且包含至少一种染料染料1, 能够对卤化银进行光谱增感和(b)与内部染料层相邻的外部染料层,并且包含至少一种花青染料染料2,其中染料1或染料2之一具有至少一个阴离子取代基和染料之一 1或染料2具有至少一个阳离子取代基,并且其中染料层通过多于一种非共价键保持在一起; 外染料层以等于或高于内染料层的能量吸收光; 并且外部染料层的能量发射波长与内部染料层的能量吸收波长重叠。 在一个实施方案中,本发明包括卤化银彩色照相材料,其包含至少一种包含卤化银颗粒的卤化银乳剂,所述卤化银颗粒含有至少一种含有阴离子取代基的染料和至少一种具有阳离子取代基的染料。

    Photographic material having enhanced light absorption
    4.
    发明授权
    Photographic material having enhanced light absorption 失效
    具有增强的光吸收的照相材料

    公开(公告)号:US6143486A

    公开(公告)日:2000-11-07

    申请号:US151974

    申请日:1998-09-11

    IPC分类号: G03C1/12 G03C1/29 G03C1/20

    CPC分类号: G03C1/29 Y10S430/145

    摘要: This invention comprises a silver halide photographic material comprising at least one silver halide emulsion comprising silver halide grains having associated therewith at least two dye layers comprising(a) an inner dye layer adjacent to the silver halide grain and comprising at least one dye that is capable of spectrally sensitizing silver halide and(b) an outer dye layer adjacent to the inner dye layer and comprising at least one dye,wherein the dye layers are held together by non-covalent forces or by in situ bond formation; the outer dye layer adsorbs light at equal or higher energy than the inner dye layer; and the energy emission wavelength of the outer dye layer overlaps with the energy absorption wavelength of the inner dye layer.This invention also comprises a silver halide photographic material comprising at least one silver halide emulsion comprising silver halide grains having associated therewith at least one dye having at least one anionic substituent and at least one dye having at least one cationic substituent.

    摘要翻译: 本发明包括一种卤化银照相材料,其包含至少一种包含卤化银颗粒的卤化银乳剂,所述卤化银颗粒具有至少两个染料层,所述染料层包含(a)与卤化银颗粒相邻的内部染料层,并且包含至少一种能够 的光谱增感卤化银和(b)与内部染料层相邻的外部染料层,并且包含至少一种染料,其中染料层通过非共价键或通过原位键形成保持在一起; 外染料层以等于或高于内染料层的能量吸收光; 并且外部染料层的能量发射波长与内部染料层的能量吸收波长重叠。 本发明还包括卤化银照相材料,其包含至少一种包含卤化银颗粒的卤化银乳剂,所述卤化银颗粒与其相关联,至少一种具有至少一个阴离子取代基的染料和至少一种具有至少一个阳离子取代基的染料。

    Photographic material having improved color reproduction
    5.
    发明授权
    Photographic material having improved color reproduction 失效
    具有改进的色彩再现的照相材料

    公开(公告)号:US06558893B1

    公开(公告)日:2003-05-06

    申请号:US09716101

    申请日:2000-11-17

    IPC分类号: G03C110

    CPC分类号: G03C1/12 G03C1/29

    摘要: This invention comprises a silver halide photographic material comprising at least one silver halide emulsion comprising silver halide grains having associated therewith a combination of two or more dyes comprising: (a) a first dye which is a cyanine dye of formula Ia and has a net charge of zero or −1  wherein the substituents are as defined in the specification; (b) a second dye which has at least one substituent that has a positive charge, and is a cyanine dye a merocyanine dye, arylidene dye, complex cyanine dye, complex merocyanine dye, homopolar cyanine dye, hemicyanine dye, styryl dye, hemioxonol dye, oxonol dye, anthraquinone dye, triphenylmethane dye, azo dye type, azomethines, or a coumarin dye, with the proviso that if the second dye is a cyanine dye, it is of formula IIa:  wherein the substituents are as defined in the specification; and wherein (c) the wavelength of maximum light absorption, in nanometers (nm), of the first dye and the wavelength of maximum light absorption of the second dye differ by at least 10 nm.

    摘要翻译: 本发明包括卤化银照相材料,其包含至少一种包含卤化银颗粒的卤化银乳剂,所述卤化银颗粒具有两种或多种染料的组合,所述组合包含:(a)第一种染料,其为式Ia的花青染料, 其中取代基如说明书中所定义;(b)具有至少一个具有正电荷的取代基的第二种染料,并且是花菁染料,部花青染料,亚芳基染料,络合花青染料,络合物 部花青染料,单极花青染料,半花青染料,苯乙烯基染料,半氧化ol染料,氧杂菁染料,蒽醌染料,三苯甲烷染料,偶氮染料型,偶氮甲碱或香豆素染料,条件是如果第二种染料是花青染料, 式IIa:其中取代基如说明书中所定义; 并且其中(c)第一染料的纳米(nm)的最大光吸收的波长和第二染料的最大光吸收的波长的波长相差至少10nm。

    Photographic material having enhanced light absorption
    6.
    发明授权
    Photographic material having enhanced light absorption 失效
    具有增强的光吸收的照相材料

    公开(公告)号:US06331385B1

    公开(公告)日:2001-12-18

    申请号:US09151977

    申请日:1998-09-11

    IPC分类号: G03C129

    CPC分类号: G03C1/0051 G03C1/29

    摘要: This invention comprises a silver halide photographic material comprising at least one silver halide emulsion comprising tabular silver halide grains having associated therewith at least two dye layers comprising (a) an inner dye layer adjacent to the silver halide grain and comprising at least one dye that is capable of spectrally sensitizing silver halide and (b) an outer dye layer adjacent to the inner dye layer and comprising at least one dye, wherein the dye layers are held together by non-covalent forces or by in situ bond formation; the outer dye layer adsorbs light at equal or higher energy than the inner dye layer; and the energy emission wavelength of the outer dye layer overlaps with the energy absorption wavelength of the inner dye layer. This invention also comprises a silver halide emulsion comprising silver halide tabular grains sensitized with at least one dye containing at least one anionic substituent and at least one dye containing at least one cationic substituent provides increased light absorption.

    摘要翻译: 本发明包括卤化银照相材料,其包含至少一种卤化银乳剂,其包含片状卤化银颗粒,其具有至少两个染色层,所述染料层包含(a)与卤化银颗粒相邻的内染料层,并且包含至少一种染料, 能够对卤化银进行光谱增感和(b)与内部染料层相邻的外部染料层并且包含至少一种染料,其中染料层通过非共价键或通过原位键形成保持在一起; 外染料层以等于或高于内染料层的能量吸收光; 并且外部染料层的能量发射波长与内部染料层的能量吸收波长重叠。本发明还包括卤化银乳剂,其包含用至少一种含有至少一个阴离子取代基的染料敏化的卤化银片状颗粒,并且至少 含有至少一个阳离子取代基的一种染料提供增加的光吸收。

    Silver halide material comprising low stain antenna dyes
    7.
    发明授权
    Silver halide material comprising low stain antenna dyes 失效
    卤化银材料包括低污染天线染料

    公开(公告)号:US06908730B2

    公开(公告)日:2005-06-21

    申请号:US10347014

    申请日:2003-01-17

    IPC分类号: G03C1/22 G03C1/29 G03C1/005

    CPC分类号: G03C1/29 G03C1/22

    摘要: This invention relates to a silver halide photographic material comprising at least one silver halide emulsion comprising silver halide grains having associated therewith: (a) a first dye (Dye 1) that is a cyanine dye capable of spectrally sensitizing a silver halide emulsion and that has at least one anionic substituent; and (b) a second dye (Dye 2) that is not a cyanine dye and that has at least one cationic substituent. Dye 2 has a log P, excluding any counterion, of less than 4.00 and greater than 1.00 or Dye 2 is represented by a dye of formula II as described herein.

    摘要翻译: 本发明涉及一种卤化银照相材料,其包含至少一种卤化银乳剂,其包含与其相关联的卤化银颗粒:(a)第一染料(染料1),其为能够对卤化银乳剂进行光谱增感的花青染料, 至少一个阴离子取代基; 和(b)不是花青染料并且具有至少一个阳离子取代基的第二染料(染料2)。 染料2具有小于4.00且大于1.00的对数P,不包括任何抗衡离子,或染料2由本文所述的式II染料表示。

    Photographic material having enhanced light absorption and low dye stain
    8.
    发明授权
    Photographic material having enhanced light absorption and low dye stain 失效
    具有增强的光吸收和低染料染色的照相材料

    公开(公告)号:US06312883B1

    公开(公告)日:2001-11-06

    申请号:US09599468

    申请日:2000-06-22

    IPC分类号: G03C108

    CPC分类号: G03C1/29 G03C1/22

    摘要: A silver halide photographic material comprises at least one silver halide emulsion comprising silver halide grains having associated therewith at least two dyes: (a) a first dye that has at least one anionic substituent and that is capable of spectrally sensitizing a silver halide emulsion; and (b) a second dye of formula II  wherein: R1 is a substituted or unsubstituted alkyl or aryl group; E3 represents the atoms necessary to complete a substituted or unsubstituted 5- or 6-membered heterocyclic nucleus; Ar1 represents an electron-withdrawing substituted aryl, or a substituted or unsubstituted electron-withdrawing heteroaryl group; L11 through L14 are substituted or unsubstituted methine groups; s is 0 or 1; G1 is an electron-withdrawing group; G2 is O or dicyanovinyl (C(CN)2); W1 is a counterion if necessary.

    摘要翻译: 卤化银照相材料包含至少一种包含卤化银颗粒的卤化银乳剂,所述卤化银颗粒具有至少两种染料:(a)具有至少一个阴离子取代基且能够使卤化银乳剂光谱增感的第一种染料; 和(b)式II的第二种染料,其中:R1是取代或未取代的烷基或芳基; E3表示完成取代或未取代的五元或六元杂环核所必需的原子; Ar 1表示吸电子取代的 芳基或取代或未取代的吸电子杂芳基; L11至L14为取代或未取代的次甲基; s为0或1; G 1为吸电子基团; G 2为O或二氰基乙烯基(C(CN)2); 如果需要,W1是抗衡离子。