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    • 2. 发明授权
    • Photographic elements containing blend of cyan dye-forming couplers
    • 含有青色染料成色剂的混合物的照相元件
    • US06261755B1
    • 2001-07-17
    • US09514632
    • 2000-02-28
    • Danuta GibsonJames S. HonanThomas A. Rosiek
    • Danuta GibsonJames S. HonanThomas A. Rosiek
    • G03C108
    • G03C7/342G03C1/34G03C1/815G03C7/3006G03C7/3212G03C7/34G03C7/3885G03C7/39216G03C7/39256
    • The invention provides a photographic element comprising at least one light-sensitive silver halide emulsion layer having associated therewith: (A) a phenolic cyan dye-forming narrow bandwidth “NB coupler”; (B) a phenolic cyan dye-forming coupler of formula (II): wherein: R3 is an unsubstituted or substituted alkyl or aryl group or a 5-10 membered heterocyclic ring which contains one or more heteroatoms selected from nitrogen, oxygen and sulfur, which ring is unsubstituted or substituted; R4 is an unsubstituted or substituted alkyl group; R5 is hydrogen, halogen or an unsubstituted or substituted alkyl or aryl group or a 5-10 membered heterocyclic ring which contains one or more heteroatoms selected from nitrogen, oxygen and sulfur, which ring is unsubstituted or substituted; and Z is a hydrogen atom or a group which can be split off by the reaction of the coupler with an oxidized color-developing agent; and (C) a stabilizer of formula (III) wherein: each Y is an independently selected substituent and m is 0 to 4; and each T is an independently selected substituent and p is 0 to 4. Preferably the element has associated therewith one or more high-boiling solvents of formula (IV) wherein: R1 is an unsubstituted or substituted alkyl or aryl group; and G is an unsubstituted or substituted alkyl group.
    • 本发明提供了一种照相元件,其包含至少一种与之相关的感光卤化银乳剂层:(A)形成苯酚青色染料的窄带宽“NB成色剂”;(B)式(B)的酚青色染料成色剂 II):其中:R3是未取代或取代的烷基或芳基或含有一个或多个选自氮,氧和硫的杂原子的5-10元杂环,该环是未取代或取代的; R4是未取代或取代的 烷基; R5是氢,卤素或未取代或取代的烷基或芳基或含有一个或多个选自氮,氧和硫的杂原子的5-10元杂环,该环是未取代的或被取代的; Z为氢原子或可通过偶合剂与氧化显色剂的反应而分离的基团; 和(C)式(III)的稳定剂,其中:每个Y是独立选择的取代基,m是0-4; 所述T是独立选择的取代基,p是0至4.优选所述元素与一种或多种式(Ⅳ)的高沸点溶剂缔合,其中:R 1为未取代或取代的烷基或芳基; G是未取代或取代的烷基。
    • 9. 发明申请
    • INKJET PRINTING SYSTEM
    • 喷墨打印系统
    • US20090322811A1
    • 2009-12-31
    • US12477310
    • 2009-06-03
    • John M. HigginsDanuta GibsonAndrew M. HoweAndrew ClarkeStephanie V. DesrousseauxTrevor J. Wear
    • John M. HigginsDanuta GibsonAndrew M. HoweAndrew ClarkeStephanie V. DesrousseauxTrevor J. Wear
    • B41J2/01B41J29/38
    • B41J2/155C09D11/30
    • An inkjet printing system comprising a plurality of static inkjet printing units each comprising at least one inkjet printing head; an ink-receiving element comprising a poorly-absorbing or impermeable substrate; an aqueous inkjet composition which comprises a polymeric compound comprising discrete particles responsive to an external stimulus, and a functional material, which may be incorporated as part of the polymeric particles, the composition having a first rheological state and a different second rheological state in response to a stimulated change in conditions, the first state being associated with a first lower viscosity of the composition, wherein the particles have a first lower volume, and the second state being associated with a second higher viscosity of the composition, wherein the particles have a second higher volume, and of drying the aqueous ink composition only positioned downstream of the plurality of the printing units.
    • 一种喷墨打印系统,包括多个静电喷墨打印单元,每个静电喷墨打印单元包括至少一个喷墨打印头; 墨水接收元件,其包含吸收不良或不可渗透的基底; 一种水性喷墨组合物,其包含包含响应于外部刺激的离散颗粒的聚合化合物和可作为聚合物颗粒的一部分掺入的功能材料,该组合物具有第一流变状态和不同的第二流变状态以响应于 条件的刺激变化,第一状态与组合物的第一较低粘度相关,其中所述颗粒具有第一较低体积,并且所述第二状态与所述组合物的第二较高粘度相关联,其中所述颗粒具有第二 更高的体积,并且仅干燥位于多个印刷单元下游的水性油墨组合物。