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    • 4. 发明授权
    • Diffusion transfer material and process
    • 扩散转移材料和工艺
    • US4450223A
    • 1984-05-22
    • US466316
    • 1983-02-14
    • Raphael K. Van PouckeChristian C. Van de SandeAndree Verhecken
    • Raphael K. Van PouckeChristian C. Van de SandeAndree Verhecken
    • G03C8/22C09B29/01C09B29/095C09B29/28C09B29/50G03C8/10G03C1/40G03C1/10G03C1/48G03C5/54
    • G03C8/10C09B29/0003C09B29/095C09B29/28C09B29/366Y10S430/156Y10S430/158Y10S430/159Y10S430/161
    • A photographic silver halide material comprising a compound which is capable of being reduced by a silver halide developing agent at a rate slower than that of image-wise developable silver halide and in reduced state is capable of releasing a photographically useful group, characterized in that said compound corresponds to the following formula: ##STR1## wherein: R.sup.10 and R.sup.20 (same or different)(1) represent an alkyl group, a cycloalkyl group, an alkenyl group, a cycloalkenyl group or an aralkyl group including said groups in substituted form,(2) represent an aryl group including a substituted aryl group, or(3) represent a heterocyclic ring residue including such residue in substituted form, orR.sup.10 and R.sup.20 are ringclosed, either R.sup.10 or R.sup.20 containing a ballasting group conferring diffusion resistance to the compound in hydrophilic colloid media when penetrated by an aqueous alkaline liquid;L.sup.1 and L.sup.2 (same or different) represent a ##STR2## --SO.sub.2 --; --NHCO--; --NHSO.sub.2 --; ##STR3## --O--SO.sub.2 -- or ##STR4## group; p and q (same or different) represent an integer 0 or 1;Z represents an atom or an atom group which is electronegative with respect to carbon, andPUG represents together with Z a releasable photographically useful group.
    • 包含能够以比成像显影性卤化银慢的还原状态的卤化银显影剂还原的化合物的照相卤化银材料能够释放照相用的基团,其特征在于所述 化合物对应于下式:其中:R 10和R 20(相同或不同)(1)表示烷基,环烷基,烯基,环烯基或包含取代基的芳烷基, (2)表示包含取代芳基的芳基,或(3)代表包含取代形式的残基的杂环残基,或R 10和R 20被封闭,R10或R20含有赋予化合物扩散阻力的压载基团 在亲水胶体介质中浸入碱性水溶液; L1和L2(相同或不同)表示-SO 2 - ; -NHCO-; -NHSO 2; -O-SO2-或组; p和q(相同或不同)表示整数0或1; Z表示相对于碳具有电负性的原子或原子团,PUG与Z一起表示可剥离的照相用的基团。
    • 6. 发明授权
    • Ballasted dye compounds with linkages containing three aromatic nuclei
for use in a dye diffusion transfer process and element
    • 用于染料扩散转移过程和元素的具有包含三个芳香核的键的压载染料化合物
    • US4605613A
    • 1986-08-12
    • US759345
    • 1985-07-26
    • Christian C. Van de SandeArmand M. Van den BerghWilhelmus JanssensHans Vetter
    • Christian C. Van de SandeArmand M. Van den BerghWilhelmus JanssensHans Vetter
    • G03C7/00G03C8/10G03C1/40G03C5/54
    • G03C8/10
    • Photographic silver halide emulsion material for use in a dye diffusion transfer process incorporating a non-diffusing compound capable of releasing a diffusible mono-azo dye or dye precursor thereof from a carrier moiety, said compound corresponding to the following general formula (I):(I) CAR--L--G--Dwherein:CAR represents a ballasted carrier moiety,L represents a chemical group cleavable or releasable from the carrier moiety as a function of a redox-reaction or argentolytic reaction taking place in the development of a silver halide emulsion layer under alkaline conditions,G represents a bivalent organic group incorporating at least three aromatic nuclei, selected from the group consisting of homocyclic or heterocyclic aromatic nuclei, with the provisions that L is linked to one end nucleus and that D is linked to the other end nucleus of said bivalent organic group; said linking being by means of a direct bond or by means of a bivalent mono- or polyatomic group, andD is an azo dye part linked to said other end aromatic nucleus of G.
    • 用于染料扩散转移方法的照相卤化银乳剂材料,其结合能够从载体部分释放可扩散的单偶氮染料或其染料前体的非扩散化合物,所述化合物对应于以下通式(I):( I)CAR-LGD其中:CAR代表压载载体部分,L代表可以从载体部分切割或释放的化学基团,作为在碱性条件下在卤化银乳剂层的显影中发生的氧化还原反应或焦酸分解反应的函数 条件中,G表示并入至少三个芳族核的二价有机基团,选自由环状或杂环的芳族核构成的组,其中L与一个末端核连接,D与所述第一个核的另一个末端核连接 二价有机基团; 所述连接是通过直接键合或通过二价单原子或多原子基团连接的,D是连接到G的所述另一端芳香核的偶氮染料部分。
    • 8. 发明授权
    • Diffusion transfer material and process
    • 扩散转移材料和工艺
    • US4477554A
    • 1984-10-16
    • US545434
    • 1983-10-26
    • Christian C. Van de SandeAndre Verhecken
    • Christian C. Van de SandeAndre Verhecken
    • G03C8/14C09B29/00C09B43/30G03C8/22G03C1/40G03C5/54G03C7/00
    • G03C8/22C09B29/00C09B43/30
    • A photographic material for diffusion transfer photography containing a quinonoid compound, which is capable in reduced state and under alkaline conditions of releasing a dye moiety for the production of a dye image and corresponds to the following general formula (G): ##STR1## wherein: R.sup.8 is hydrogen or methyl in the 6- or 7-position (indicated by an asterisk) on the saturated adjacent ring part of the quinonoid nucleus,R.sup.9 is an alkyl group or a substituted alkyl group, an aromatic group or a substituted aromatic group,R.sup.10 is hydrogen, an alkyl group or an aryl group, and at least one of the substituents R.sup.9 and R.sup.10 represents or includes a ballasting group of sufficient size to render said compound immobile in an alkali-permeable hydrophilic colloid layer when such layer is permeated with an aqueous alkaline liquid.
    • 一种用于扩散转印摄影的照相材料,其包含醌类化合物,其能够在还原状态和碱性条件下释放用于生产染料影像的染料部分,并对应于以下通式(G):其中: R8是在醌类核的饱和相邻环上的6-或7-位(由星号表示)中的氢或甲基,R9是烷基或取代的烷基,芳族基团或取代的芳族基团, R 10为氢,烷基或芳基,并且取代基R 9和R 10中的至少一个表示或包括足够大小的压载基团,以使该化合物在碱可渗透的亲水胶体层中固定,当该层渗透时 碱性水溶液。