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    • 1. 发明授权
    • Photographic material and process comprising a coupler capable of
forming a wash-out dye (C/C)
    • 包括能够形成洗出染料(C / C)的成色剂的照相材料和方法
    • US5279929A
    • 1994-01-18
    • US903783
    • 1992-06-24
    • William J. BegleyDrake M. MichnoHans G. LingTeh H. Chen
    • William J. BegleyDrake M. MichnoHans G. LingTeh H. Chen
    • C07D257/04G03C7/305G03C7/32G03C7/34
    • G03C7/30576C07D257/04Y10S430/158
    • A photographic element comprises a support bearing at least one photographic silver halide emulsion layer and at least one coupler (A) having a water solubilizing group wherein coupler (A) forms a compound that is washed out of the photographic element during photographic processing and forms a coupling-off group represented by the formula:--X--Rel.sup.3 --T.sup.3 --INHwherein;X is selected from oxygen, nitrogen or sulfurX--Rel.sup.3 contains a photographic ballast and is a releasing group for releasing T.sup.3 --INH from X--Rel.sup.3 by intramolecular displacement reaction during photographic processing without substantial delay of releasing;T.sup.3 is a timing group that releases INH by intramolecular displacement reaction with timing delay during photographic processing;INH is a development inhibitor group;The photographic coupler (A) enables formation of easily removable dyes in photographic elements and processes that provide images having improved acutance, stability and interimage effects.
    • 照相元件包括支承至少一个照相卤化银乳剂层的支持体和至少一个具有水溶性基团的成色剂(A),其中成色剂(A)形成在照相处理过程中从照相元件洗出的化合物,并形成 由-X-Rel3-T3-INH表示的偶联离去基团,其中: X选自氧,氮或硫X-Rel3含有照相镇流器,是通过分子内置换反应在摄影过程中从X-Rel3释放T3-INH的释放基团,没有明显的释放延迟; T3是在照相处理期间通过分子内位移反应释放INH与时序延迟的时序组; INH是一个开发抑制剂组; 摄影耦合器(A)能够在摄影元件中形成容易去除的染料,并提供具有改善的锐度,稳定性和图像效果的图像的工艺。
    • 3. 发明授权
    • Photographic material and process comprising a coupler capable of
forming a wash-out dye (Q/Q)
    • 包括能够形成洗出染料(Q / Q)的成色剂的照相材料和方法
    • US5288593A
    • 1994-02-22
    • US903784
    • 1992-06-24
    • William J. BegleyDrake M. MichnoHans G. LingTeh H. Chen
    • William J. BegleyDrake M. MichnoHans G. LingTeh H. Chen
    • C07D257/04G03C7/305G03C7/32G03C7/34
    • C07D257/04G03C7/30576Y10S430/158
    • A photographic element comprises a support bearing at least one photographic silver halide emulsion layer and at least one coupler (A) having a water solubilizing group wherein coupler (A) forms a compound that is washed out of the photographic element during photographic processing and forms a coupling-off group represented by the formula:--X--Rel.sup.2 --T.sup.2 --INHwherein;X is selected from oxygen, nitrogen or sulfur;X--Rel.sup.2 contains a photographic ballast and is a releasing group for releasing T.sup.2 --INH from X--Rel.sup.2 by elimination electron transfer reaction during photographic processing without substantial delay of releasing;T.sup.2 is a timing group that releases INH by elimination electron transfer reaction with timing delay during photographic processing;INH is a development inhibitor group.The photographic coupler (A) enables formation of easily removable dyes in photographic elements and processes that provide images having improved acutance, stability and interimage effects.
    • 照相元件包括支承至少一个照相卤化银乳剂层的支持体和至少一个具有水溶性基团的成色剂(A),其中成色剂(A)形成在照相处理过程中从照相元件洗出的化合物,并形成 由-X-Rel2-T2-INH表示的偶联离去基团,其中: X选自氧,氮或硫; X-Rel2含有照相镇流器,是通过在摄影过程中消除电子转移反应而从X-Rel2中释放T2-INH而释放的释放基,而没有明显的释放延迟; T2是通过在摄影处理期间具有定时延迟的消除电子转移反应释放INH的定时组; INH是一种开发抑制剂组。 摄影耦合器(A)能够在摄影元件中形成容易去除的染料,并提供具有改善的锐度,稳定性和图像效果的图像的工艺。
    • 4. 发明授权
    • Color photographic elements containing a combination of pyrazolone and
pyrazoloazole couplers
    • 含有吡唑啉酮和吡唑并咪唑成色剂的组合的彩色照相元件
    • US5389504A
    • 1995-02-14
    • US82076
    • 1993-06-24
    • Hans G. LingDrake M. MichnoStephen Singer
    • Hans G. LingDrake M. MichnoStephen Singer
    • G03C7/30G03C7/38G03C1/46
    • G03C7/3805G03C7/3029
    • A photographic element including a support and first and second green-sensitive silver halide emulsion layers of different sensitivity, wherein the layer of higher sensitivity includes a two-equivalent magenta dye-forming coupler selected from the group consisting of a pyrazolone coupler having a structure according to formula I and a pyrazoloazole coupler having a structure according to formula II as set forth in the disclosure, and the layer of lower sensitivity includes a two-equivalent magenta dye-forming coupler selected from the group consisting of couplers defined by formulas I and II. The activity of the magenta dye-forming coupler present in the layer of lower sensitivity is less than the activity of the coupler present in the layer of higher sensitivity. The layers of higher and lower sensitivity do not comprise magenta couplers which are defined by the same formula.
    • 一种照相元件,包括支持体和不同灵敏度的第一和第二感绿卤化银乳剂层,其中较高灵敏度的层包括两个等效的品红色染料形成成色剂,其选自具有下列结构的吡唑啉酮偶联剂: 对于式I化合物和具有根据本公开内容的根据式II的结构的吡唑并唑成色剂,并且较低灵敏度的层包括选自由式I和II定义的成色剂的两当量的品红色染料形成成色剂 。 存在于较低灵敏度层中的品红染料形成成色剂的活性小于在较高灵敏度层中存在的成色剂的活性。 较高和较低灵敏度的层不包括由相同公式定义的品红色耦合器。