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    • 72. 发明授权
    • Method of forming a color image
    • 形成彩色图像的方法
    • US4880726A
    • 1989-11-14
    • US270712
    • 1988-11-14
    • Keisuke ShibaSeiji IchijimaKei SakanoueSeiichi Taguchi
    • Keisuke ShibaSeiji IchijimaKei SakanoueSeiichi Taguchi
    • G03C7/30
    • G03C7/3041G03C7/3003
    • A method of forming a color image wherein a color print original is printed on a printing color photographic material and the thus printed material is then subjected to color development to give a color print, which is characterized in that a band stop filter having a half width of the spectral transmittance curve of said filter in a wavelength range outside the region of the maximum spectral sensitivity wavelength (.lambda.max).+-.20 nm of at least one light-sensitive layer of the printing color photographic material is provided between the light source to be used in said printing step and the light-sensitive layer of said printing color photographic material, and in that a compound of a general formula (I):(C.sub.p).X (I)wherein C.sub.p represents a coupler residue capable of coupling with the oxidation product of a color developing agent to form a substantially colorless compound or a coupler residue which is coupled during a color development step to form a compound capable of being dissolved or diffused out of the layer of the photographic material; and X represents a group which is in the coupling position of the coupler and which may react with the oxidation product of a developing agent or which may react therewith to be released from the coupler, is incorporated into the light-sensitive layer of the said printing color photographic material or a taking color photographic material from which the said color print original is obtained, or into the interlayer existing between the light-sensitive layers of the said material.By the present method, excellent color prints can be obtained in short printing times, having reduced interlayer color mixing. pr
    • 一种形成彩色图像的方法,其中将彩色印刷原稿印刷在印刷彩色照相材料上,然后将这样印刷的材料进行着色显影以得到彩色印刷品,其特征在于,具有半宽度 在打印彩色照相材料的至少一个感光层的最大光谱灵敏度波长(λmax)+/- 20nm的区域外的波长范围内的所述滤光器的光谱透射率曲线被提供在光源 用于所述印刷步骤和所述印刷彩色照相材料的感光层,以及通式(I):(Cp).X(I)的化合物,其中Cp表示能够偶合的成色剂残基 与彩色显影剂的氧化产物形成基本上无色的化合物或成色剂残留物,其在显色步骤中偶联以形成能够溶解的化合物 或从照相材料层中扩散或扩散; X表示处于耦合器的耦合位置并可与显影剂的氧化产物反应或与反应物从耦合器释放的基团并入所述印刷的光敏层中的基团 获得所述彩色印刷原稿的彩色照相材料或获取彩色照相材料,或者存在于所述材料的感光层之间的夹层中。 通过本方法,可以在短的打印时间内获得优异的彩色打印,具有减少的层间色混合。
    • 75. 发明授权
    • Silver halide color photographic material
    • 卤化银彩色照相材料
    • US4737451A
    • 1988-04-12
    • US916428
    • 1986-10-07
    • Seiji Ichijima
    • Seiji Ichijima
    • C07D403/12F02B75/02G03C7/30G03C7/305G03C7/34G03C7/32
    • C07D403/12G03C7/30576F02B2075/027Y10S430/156Y10S430/158Y10S430/16
    • A silver halide color photographic material comprising a support having thereon at least one silver halide emulsion layer, said color photographic material containing a compound capable of releasing a group upon reaction with an oxidation product of a developing agent, the resulting group is oxidized and undergoes a ring cleavage reaction whereby a photograhically useful group is cleaved.The compound used in the present invention is capable of releasing a photograhically useful group through at least a two-step reaction, and the amount of the photographically useful group released is controlled depending on a concentration of the oxidation product of a developing agent. The silver halide color photographic material containing the compound either provides a color image having good image qualities such as sharpness, graininess, and color reproducibility, etc., or exhibits high sensitivity.
    • 一种卤化银彩色照相材料,其包含其上具有至少一个卤化银乳剂层的载体,所述彩色照相材料含有与显影剂的氧化产物反应后能释放基团的化合物,所得基团被氧化并经历 环切割反应,由此可以将光学上有用的基团切割。 本发明中使用的化合物能够通过至少两步反应释放光电有用的基团,并且根据显影剂的氧化产物的浓度控制释放的照相用量的量。 含有该化合物的卤化银彩色照相材料提供具有良好的图像质量如清晰度,颗粒度和色彩再现性等的彩色图像,或表现出高灵敏度。
    • 77. 发明授权
    • Silver halide color photographic light-sensitive material comprising
coupler having nitrogen-containing heterocyclic ring
    • 卤化银彩色照相感光材料,包括具有含氮杂环的成色剂
    • US4526861A
    • 1985-07-02
    • US593795
    • 1984-03-27
    • Seiji IchijimaTakeshi Hirose
    • Seiji IchijimaTakeshi Hirose
    • G03C7/32C07D209/48C07D233/74G03C7/305G03C1/40G03C7/00G03C7/26
    • C07D209/48C07D233/74G03C7/30541
    • A silver halide color photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer, the color photographic light-sensitive material containing a coupler having a group represented by the general formula (I) ##STR1## wherein W represents ##STR2## represents an organic residue necessary for forming a 5-membered or 6-membered nitrogen-containing heterocyclic ring or a condensed ring thereof together with W; Y represents an organic residue connecting Z and X and containing at least one carbon atom which is bonded to Z; Z represents an oxygen atom or a sulfur atom; and n represents an integer of 1 to 2; at the coupling position of the coupler and a method of forming a color image using the silver halide color photographic light-sensitive material. The silver halide color photographic light-sensitive material containing the two-equivalent coupler having a group capable of being released upon a coupling reaction represented by the general formula (I) has a high dye forming rate even when it is processed in a color developing solution which does not contain an organic solvent such as benzyl alcohol.
    • 一种卤化银彩色照相感光材料,其包括其上具有至少一个卤化银乳剂层的载体,所述彩色照相感光材料含有具有由通式(I)表示的基团的成色剂,其中 W表示表示与W一起形成5元或6元含氮杂环或其稠环所必需的有机残基; Y表示连接Z和X且含有至少一个与Z键合的碳原子的有机残基; Z表示氧原子或硫原子; n表示1〜2的整数, 在耦合器的耦合位置和使用卤化银彩色照相感光材料形成彩色图像的方法。 含有具有由通式(I)表示的偶联反应能够释放的基团的二价成色剂的卤化银彩色照相感光材料即使在彩色显影液中进行处理也具有高染料形成速率 其不含有有机溶剂如苄醇。