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    • 72. 发明授权
    • Silver halide color photographic material
    • 卤化银彩色照相材料
    • US5356763A
    • 1994-10-18
    • US24437
    • 1993-03-01
    • Osamu TakahashiNobutaka Ohki
    • Osamu TakahashiNobutaka Ohki
    • G03C1/035G03C7/30G03C7/38G03C7/392G03C7/407G03C1/46
    • G03C7/3003
    • A silver halide color photographic material enables rapid processing, provides a high quality image and has excellent light fastness under extensive conditions, even under high humidity comprises a support, provided thereon at least three silver halide emulsion layers each containing at least one different coupler for forming a different dye by a coupling reaction with the oxidation product of an aromatic primary amine developing agent and each having a different light sensitivity, and at least one anti-color mixing layer provided between each of the emulsion layers and comprising a light-insensitive layer, wherein at least one of the above silver halide emulsion layers contains silver halide grains having a silver chloride content of 90 mole % or more and a magenta coupler represented by the following formula (I) and at least two of the anti-color mixing layers contain at least one anti-color mixing agent having a molecular weight of 350 or more and at least one high boiling organic solvent having the dielectric constant of 5.0 or more: ##STR1## wherein R.sub.1 represents a hydrogen atom or a substituent; Z.sub.a, Z.sub.b, and Z.sub.c each represent methine, substituted methine, .dbd.N--, or --NH--; Y represents a hydrogen atom or a group capable of splitting off upon a coupling reaction with the oxidation product of a developing agent; provided that a dimer or polymer may be formed via R.sub., Y or Z.sub.a, Z.sub.b or Z.sub.c each of which is a substituted methine.
    • 卤化银彩色照相材料能够快速加工,提供高质量的图像并且在广泛的条件下具有优异的耐光性,即使在高湿度下也包含一个载体,其上设置有至少三个卤化银乳剂层,每个卤化银乳剂层含有至少一个不同的成色剂 通过与芳族伯胺显影剂的氧化产物的偶联反应并且各自具有不同的光敏感性的不同的染料,以及设置在每个乳剂层之间并包含不透光层的至少一个防混色层, 其中上述卤化银乳剂层中的至少一种含有氯化银含量为90摩尔%以上的卤化银颗粒和由下式(I)表示的品红色偶联剂,并且至少两种防混色层含有 至少一种分子量为350以上的至少一种抗混色剂和至少一种高沸点有机物 介电常数为5.0以上的醇类:其中R1表示氢原子或取代基;(I) Za,Zb和Zc各自表示次甲基,取代的次甲基,= N-或-NH-; Y表示氢原子或与显影剂的氧化产物偶联反应时可分解的基团; 条件是可以经由R,Y或Za,Zb或Zc形成二聚体或聚合物,其各自为取代的次甲基。
    • 73. 发明授权
    • Silver halide color photographic material
    • 卤化银彩色照相材料
    • US5348847A
    • 1994-09-20
    • US982445
    • 1992-11-27
    • Makoto SuzukiOsamu TakahashiYasuhiro ShimadaKoushin MatsuokaYasuhiro Yoshioka
    • Makoto SuzukiOsamu TakahashiYasuhiro ShimadaKoushin MatsuokaYasuhiro Yoshioka
    • C07D487/04C09B55/00G03C7/38
    • C07D487/04C09B55/009G03C7/383
    • Disclosed is a silver halide color photographic material comprising a support having thereon at least one layer containing one or more cyan couplers of formula (I): ##STR1## wherein R.sub.11 represents a branched or cyclic alkyl group, a branched or cyclic alkoxy group, a substituted aryl group, or a substituted aryloxy group; R.sub.21 represents a substituent which may optionally be substituted. R.sub.12 represents an aliphatic group, an aryl group, a heterocyclic group, an alkoxy group, an aryloxy group, an alkylamino group, an anilino group, a heterocyclic-oxy group, or a heterocyclic-amino group; R.sub.22 and R.sub.32 each represents a substituent; r.sub.2 represents an integer of from 0 to 4; provided that when r.sub.2 is a plural number, the plurality of R.sub.32 groups may be the same or different; R.sub.13, R.sub.23 and R.sub.33 each represent a hydrogen atom or a substituent; provided that the total of Taft's substituent constant .sigma.* values of R.sub.13, R.sub.23 and R.sub.33 is 1.5 or more; R.sub.43 represents a substituent. In formulae (I), (II) and (III), X.sub.1, X.sub.2 and X.sub.3 each represents a hydrogen atom, or a group which is capable of splitting off from the formula by a coupling reaction with an oxidation product of an aromatic primary amine color developing agent; and the group of R.sub.11, R.sub.21 or X.sub.1, the group of R.sub.12, R.sub.22, R.sub.32 or X.sub.2, or the group of R.sub.13, R.sub.23, R.sub.33, R.sub.43 or X.sub.3 may be a divalent group to form a dimer or a higher polymer or to bond to a polymer chain to form a homopolymer or a copolymer. The material forms a color image with good color hue and color fastness. It is hardly fogged, and the dyes formed from the couplers hardly associate with each other in the material.
    • 公开了一种卤化银彩色照相材料,其包括其上具有至少一层含有一种或多种式(I)的青色成色剂的载体的载体:其中R 11表示(ⅰ) 支链或环状烷基,支链或环状烷氧基,取代芳基或取代芳氧基; R 21表示可任选被取代的取代基。 R 12表示脂肪族基,芳基,杂环基,烷氧基,芳氧基,烷基氨基,苯胺基,杂环氧基或杂环氨基。 R 22和R 32各自表示取代基; r2表示0〜4的整数, 条件是当r2是多个数时,多个R32基团可以相同或不同; R 13,R 23和R 33各自表示氢原子或取代基; 条件是R13,R23和R33的塔夫脱取代基常数σ*值为1.5以上; R43表示取代基。 在式(I),(II)和(III)中,X 1,X 2和X 3各自表示氢原子,或者可以通过与芳族伯胺的氧化产物的偶联反应从式分解的基团 彩色显影剂; 并且R 11,R 21或X 1,R 12,R 22,R 32或X X,或R 13,R 23,R 33,R 43或X 3的基团可以是二价基团以形成二聚体或更高级的聚合物或键合 到聚合物链以形成均聚物或共聚物。 该材料形成具有良好色调和色牢度的彩色图像。 它几乎不起雾,并且由成色剂形成的染料在材料中几乎不相互关联。
    • 75. 发明授权
    • Silver halide color photographic materials
    • 卤化银彩色照相材料
    • US5057408A
    • 1991-10-15
    • US294701
    • 1989-01-09
    • Osamu TakahashiTsumoru Hirano
    • Osamu TakahashiTsumoru Hirano
    • G03C1/06G03C7/32G03C7/34G03C7/388G03C7/392
    • G03C7/3882
    • Disclosed is a silver halide color photographic material comprising a silver halide emulsion layer on a support, wherein said layer contains a dispersion of fine oleophilic grains, which grains contain at least one nondiffusible oil-soluble cyan coupler capable of forming a substantially nondiffusible dye by coupling with the oxidation product of an aromatic primary amine developing agent and at least one coupler solvent which is immiscible with water and has no aromatic group in the molecule and which has a melting point of 100.degree. C. or lower and has a boiling point or decomposition point of 140.degree. C. or higher. As the characteristic feature of the invention, the dispersion of said fine oleophilic grains is formed by emulsifying and dispersing a mixture solution comprising at least one of the coupler, at least one of the coupler solvent and at least one water-insoluble and organic solvent-soluble homopolymer or copolymer. By the combination of the coupler, coupler solvent and polymer, the light fastness and dark fastness of the photographic material is improved. In particular, the stability of the coating composition is improved, and the color balance of the color image formed may be maintained well after being stored even under high temperature and high moisture conditions.
    • 公开了一种卤化银彩色照相材料,其在载体上包含卤化银乳剂层,其中所述层含有亲油性细颗粒的分散体,该颗粒含有至少一种不可扩散的油溶性青色成色剂,能够通过偶联形成基本上不扩散的染料 与芳族伯胺显影剂的氧化产物和至少一种与水不混溶并且在分子中不具有芳族基团并且具有熔点为100℃或更低并且具有沸点或分解的成色剂溶剂 点在140℃以上。 作为本发明的特征,所述亲油亲油颗粒的分散体是通过乳化和分散包含至少一种成色剂,至少一种成色剂溶剂和至少一种水不溶性和有机溶剂 - 可溶性均聚物或共聚物。 通过耦合剂,成色剂溶剂和聚合物的组合,提高了照相材料的耐光牢度和牢度。 特别是改善了涂料组合物的稳定性,即使在高温高湿条件下储存后,也能够保持形成的彩色图像的色彩平衡。
    • 76. 发明授权
    • Method for forming a color image comprising developing a light sensitive
material containing a surfactant with a developer not containing benzyl
alcohol
    • 用于形成彩色图像的方法,包括用不含苄醇的显影剂显影含有表面活性剂的光敏材料
    • US4797349A
    • 1989-01-10
    • US39203
    • 1987-04-16
    • Osamu TakahashiTadashi OgawaMinoru SakaiMasaharu Toriuchi
    • Osamu TakahashiTadashi OgawaMinoru SakaiMasaharu Toriuchi
    • G03C7/30G03C1/38G03C7/392G03C7/407G03C7/413
    • G03C1/38G03C7/39236G03C7/413
    • A method for forming a color image which comprises imagewise exposing a color photographic material comprising a reflective support having thereon at least one photosensitive layer containing a color coupler capable of forming a dye image through its coupling reaction with an oxidation product of an aromatic primary amine color developing agent and a silver halide emulsion and processing it with a color developing solution containing substantially no benzyl alcohol, wherein the color development is carried out under the condition that a substantially colorless anionic surface active agent having an unsubstituted aliphatic group, a substituted aliphatic group excluding a fluorine-substituted aliphatic group, or an unsubstituted or substituted aromatic group as a hydrophobic group; and --SO.sub.3 M, --SO.sub.2 M, --OSO.sub.3 M, or --OSO.sub.2 M, wherein M represents a hydrogen atom or a metallic atom or atomic group capable of being a cation, as a hydrophilic group in the molecule thereof is present in the photosensitive layer in an amount within a range of from 0.1 to 3 times the total weight of the color couplers applied in the photosensitive layer during the color development.
    • 一种用于形成彩色图像的方法,其包括成像曝光包括反射支撑体的彩色照相材料,所述反射支撑体上具有至少一个感光层,所述至少一个感光层含有能够通过芳香族伯胺颜色的氧化产物与偶联反应形成染料图像的成色剂 显影剂和卤化银乳剂,并用基本上不含苄醇的显色溶液进行处理,其中着色显影是在具有未取代的脂肪族基团的无色阴离子表面活性剂,除了 氟取代的脂族基团,或未取代或取代的芳族基团作为疏水基团; 和-SO 3 M,-SO 2 M,-OSO 3 M或-OSO 2 M,其中M表示氢原子或作为其分子中的亲水基团的能够作为阳离子的金属原子或原子团以感光层的量存在 在显色期间施加在感光层中的成色剂的总重量的0.1至3倍的范围内。
    • 79. 发明授权
    • Ribbon feed mechanism for a printer
    • 打印机的送丝机构
    • US4611937A
    • 1986-09-16
    • US570637
    • 1984-01-13
    • Yoshiaki SatoOsamu Takahashi
    • Yoshiaki SatoOsamu Takahashi
    • B41J33/28B41J33/38B41J33/388B41J33/52B41J33/54B41J32/00
    • B41J33/28B41J33/38B41J33/388
    • A printer having a print ribbon feed mechanism is disclosed which allows optimal feeding of a print ribbon, eliminating unnecessary consumption of the ribbon. The mechanism includes first and second clamp means mounted on a stationary section and a print carrier of the machine, respectively, which are both controlled in accordance with movement of a print head from and to a print enabling position. Means are provided which are connected to a carrier indexing mechanism for impositively driving print ribbon supply and takeup spools disposed on the stationary section to wind a print ribbon onto them during a carrier return operation whereas they allow the ribbon to be unwound from the ribbon spools when the carrier advances.
    • 公开了一种具有打印色带供给机构的打印机,其允许最佳地馈送打印色带,从而消除了色带的不必要的消耗。 该机构包括分别安装在机器的静止部分和打印载体上的第一和第二夹紧装置,它们均根据打印头从打印使能位置的移动而被控制。 提供了一种装置,其连接到载体分度机构,用于在载体返回操作期间,将设置在固定部分上的打印色带供应和卷取卷轴真实地驱动,以便在载体返回操作期间将打印色带卷绕到它们上,而它们允许色带从色带卷轴展开, 载体进展。