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    • 3. 发明授权
    • Color photographic recording material containing a DIR coupler
    • 含有DIR耦合器的彩色照相记录材料
    • US5021331A
    • 1991-06-04
    • US528043
    • 1990-05-23
    • Hans VetterHeinrich OdenwalderPeter BergthallerThomas Kruger
    • Hans VetterHeinrich OdenwalderPeter BergthallerThomas Kruger
    • G03C7/305G03C7/32
    • G03C7/305Y10S430/158
    • Highly active silver halide development inhibitors are released from DIR couplers corresponding to formula I during color development. Where DIR couplers are used in color photographic silver halide materials, high edge effects and high inter-image effects are obtained.A--(TIME).sub.n --Z IIn formula I,A is the residue of a coupler which couples with the oxidation product of a silver halide developing agent under the conditions of photographic development and, in doing so, releases a group corresponding to the following formula--(TIME).sub.n --ZTIME is a binding link which together with the group Z (a triazole ring) attached thereto is releases on reaction of the coupler with the oxidation product of a silver halide developing agent and which, in turn, releases the group Z with delay under the development conditions;n is 0 or 1;Z is a triazole ring corresponding to one of the following formulae ##STR1## R.sup.1 is alkylthio; R.sup.2 is H, alkyl, alkythio, aryl or a heterocyclic group; at least one of the substituents R.sup.1 and R.sup.2 contains at a distance of 2 to 4 atoms from the triazole ring a group --CO--OR.sup.3, --O--CO--OR.sup.3 or --O--CO--R.sup.3 hydrolyzable in aqueous alkali;R.sup.3 is alkyl, cycloalkyl or aryl.
    • 在显影期间,高活性卤化银显影抑制剂从对应于式I的DIR成色剂中释放出来。 在彩色照相卤化银材料中使用DIR成色剂时,可获得高边缘效果和高图像效果。 A-(TIME)n-Z在式I中,A是在照相显影的条件下与卤化银显影剂的氧化产物偶联的成色剂的残基,并且在这样做时,释放相应于下列物质的基团 式 - (TIME)nZ TIME是与连接到其上的组Z(三唑环)一起的结合链接,其与成色剂与卤化银显影剂的氧化产物反应释放,并且反过来释放基团 Z在发展条件下有延误; n为0或1; Z是对应于下式之一的三唑环:R 1是烷硫基; R2是H,烷基,链烯基,芳基或杂环基; 取代基R 1和R 2中的至少一个与三唑环在含水碱中可水解的基团-CO-OR3,-O-CO-OR3或-O-CO-R3的距离为2至4个原子; R3是烷基,环烷基或芳基。
    • 5. 发明授权
    • Color photographic recording material having a 2-equivalent magenta
coupler and a white coupler
    • 具有2-当量品红色耦合器和白色耦合器的彩色照相记录材料
    • US6013428A
    • 2000-01-11
    • US891391
    • 1997-07-11
    • Hans LangenHeinrich OdenwalderUwe Dahlhaus
    • Hans LangenHeinrich OdenwalderUwe Dahlhaus
    • C07C69/757G03C7/30G03C7/392G03C7/333
    • C07C69/757G03C7/3012G03C7/39232G03C7/39236
    • A colour photographic recording material having at least one red-sensitive silver halide emulsion layer which is associated with a cyan coupler, at least one green-sensitive silver halide emulsion layer which is associated with a magenta coupler, at least one blue-sensitive silver halide emulsion layer which is associated with a yellow coupler contains in at least one green-sensitive silver halide emulsion layer a 2-equivalent pyrazolone coupler and in a photosensitive or non-photosensitive layer a white coupler of the formula (I) ##STR1## in which X.sup.1 means an acyl residue derived from an aliphatic, cycloaliphatic or aromatic carboxylic or sulphonic acid, a carbonic acid semi-ester or a carbamic acid,Z means the residue required to complete a saturated or partially unsaturated 5- or 6-membered carbocyclic ring which is optionally substituted and/or provided with a further fused ring or ring system.The colour images produced using the recording material exhibit elevated storage stability without a subsequent increase in fog or a subsequent increase in colour density or spotting occurring during storage.
    • 一种彩色照相记录材料,其具有与青色成色剂相关联的至少一种感红卤化银乳剂层,与品红色成色剂相关的至少一种感绿卤化银乳剂层,至少一种蓝敏感卤化银 与黄色成色剂相关联的乳剂层在至少一种感绿卤化银乳剂层中含有2-当量吡唑啉酮偶联剂,在光敏或非感光层中含有式(I)的白色偶联剂,其中X1表示 衍生自脂族,脂环族或芳族羧酸或磺酸,碳酸半酯或氨基甲酸的酰基残基Z表示完成饱和或部分不饱和的5-或6-元碳环所需的残基,其任选被取代 和/或设置有另外的稠环或环系统。 使用记录材料产生的彩色图像表现出提高的储存稳定性,而不会随后增加雾度,或随后的颜色密度增加或储存期间发生斑点。
    • 6. 发明授权
    • Photographic recording material
    • 摄影记录材料
    • US5407789A
    • 1995-04-18
    • US190686
    • 1994-02-01
    • Heinrich OdenwalderHans hlschlagerThomas Stetzer
    • Heinrich OdenwalderHans hlschlagerThomas Stetzer
    • G03C7/305C07D249/12C07D271/10C07D271/113C07D405/04C07D413/04G03C7/392G03C1/46
    • C07D271/113C07D249/12C07D405/04C07D413/04G03C7/39228G03C7/39256G03C7/39272
    • A photographic recording material on a transparent support having at least one light-sensitive silver halide emulsion layer and optionally conventional interlayers and protective layers, characterized in that the photographic recording material contains, in at least one of the above-mentioned layers, a compound corresponding to formula I, II or III ##STR1## wherein R.sub.1 denotes an unsubstituted or substituted alkyl group, an unsubstituted or substituted aryl group or an unsubstituted or substituted heterocyclic group,R2 denotes hydrogen, an unsubstituted or substituted alkyl group, an unsubstituted or substituted aryl group or an unsubstituted or substituted alkylthio group,R.sub.3 denotes hydrogen or an unsubstituted or substituted alkyl group,R4 denotes an unsubstituted or substituted alkyl group, an unsubstituted or a substituted aryl group or an unsubstituted or substituted heterocyclic group,X denotes an alkylene group having 1 to 8 carbon atoms in which the carbon chain may be interrupted by oxygen or sulphur atoms, or it denotes an arylene group, andZ denotes hydrogen, a cation or a precursor compound thereof which is capable of releasing the mercapto compound non-imagewise in the course of development,is distinguished by excellent interimage and edge effects and by improved sharpness and graininess compared with conventional materials.
    • 在透明支撑体上的具有至少一个感光卤化银乳剂层和任选的常规中间层和保护层的照相记录材料,其特征在于,照相记录材料在至少一个上述层中含有相应的化合物 其中R 1表示未取代或取代的烷基,未取代或取代的芳基或未取代或取代的杂环基,R 2表示氢,未取代或取代的烷基,未取代或取代的芳基或 未取代或取代的烷硫基,R 3表示氢或未取代或取代的烷基,R 4表示未取代或取代的烷基,未取代或取代的芳基或未取代或取代的杂环基,X表示具有1至8个 碳链可被中断的碳原子 或者表示亚芳基,Z表示氢,可以在显影过程中非成像地释放巯基化合物的阳离子或其前体化合物,其特征在于优异的图像和边缘效果, 通过与常规材料相比提高清晰度和颗粒度。