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    • 1. 发明授权
    • DIFFUSION TRANSFER RECEIVER
    • EMPFANGSMATERIALFÜRDIFFUSIONSÜBERTRAGUNGSVERFAHREN。
    • EP0558555B1
    • 1995-03-22
    • EP91920079.0
    • 1991-11-13
    • KODAK LIMITEDEASTMAN KODAK COMPANY
    • GRAY, Colin, James Kodak Ltd. Kodak HouseBARNETT, Anthony, Malcolm Kodak LimitedBARKER, Julie Kodak Limited Kodak House
    • G03C8/28G03F1/12
    • G03C8/28
    • The invention provides a diffusion transfer receiver comprising a support with a non-light-sensitive image receiving layer coated onto each face thereof, said image receiving layer in each case comprising a catalytic nuclei layer for physical development of transferred complex silver halide and each composite comprising a diffusion modifying active component which is preferably a tone controlling compound. The composites of Side 1 and Side 2 are different constitutions so as to provide receivers suitable for different end users. For example Side 1 can be made suitable for creative designers while Side 2 can be made suitable for pre-sensitized platemakers. The invention also provides a method for improving transmission density of a receiver sheet in a non-light-sensitive image receiving layer of a silver diffusion transfer process which method comprises utilizing in the receiver layer an S-thiuronium alkylene sulphonate transmission density enhancer.
    • 本发明提供了一种扩散转移接收器,其包括具有涂覆在其每个面上的非感光图像接收层的支撑体,所述图像接收层在每种情况下包括用于物理显影转移的络合卤化银的催化核层,并且每个复合材料包括 扩散改性活性组分,其优选是调控化合物。 Side 1和Side 2的复合材料是不同的结构,以便提供适合不同终端用户的接收器。 例如,Side 1可以适合创意设计师,而Side 2可以适用于预敏化制版机。 本发明还提供了一种用于提高银扩散转移过程的非感光图像接收层中接收片的透射密度的方法,该方法包括在接受层中利用S-硫脲烷基磺酸盐透射密度增强剂。
    • 6. 发明公开
    • A method for fixing a photographic silver halide emulsion layer material
    • Verfahren zum Fixieren eines photoischen Silberhalogenidemulsionsmaterials。
    • EP0221599A2
    • 1987-05-13
    • EP86201827.2
    • 1986-10-21
    • AGFA-GEVAERT naamloze vennootschap
    • De Rycke, Gino Luc
    • G03C5/38G03C8/28
    • G03C5/38G03C5/261G03C8/28
    • A method for fixing a photographic silver halide emulsion layer material which method comprises the steps :


      (A) developing an image-wise exposed silver halide emulsion layer by means of (a) developing agent(s) using an aqueous alkaline liquid,
      (B) bringing the developed photographic material while being still wet with the liquid used in step (A) with its silver halide emulsion layer side in intimate contact with a water-absorbing layer of a receptor element, that contains in an organic hydrophilic colloid binder a silver halide complexing agent and in dispersed form a metal sulphide as silver ion scavenging agent,
      (C) maintaining said photographic material and receptor element in contact to allow the transfer of dissolved complexed silver compound into said receptor element, and
      (D) separating the photographic material from the receptor element, and
      wherein said water-absorbing layer contains said metal sulphide in colloidal form with an average grain size below 0.1 µm, and contains said metal sulphide at a sulphide ion coverage per m2 at least stoichiometrically equivalent with the silver ion coverage per m2 in the photographic material in unexposed and undeveloped state, the molar coverage per m2 of said complexing agent being not lower than a 20th of the molar coverage per m2 of silver halide in the photographic material to be processed.
    • 一种用于固定感光卤化银乳剂层材料的方法,该方法包括以下步骤:(A)通过(a)显影剂使用碱性水溶液显影成像曝光的卤化银乳剂层, ...(B)使用在步骤(A)中使用的液体仍然湿润的显影的照相材料,其卤化银乳剂层侧与受体元件的吸水层紧密接触,其含有有机亲水胶体 粘合剂卤化银络合剂并以分散形式的金属硫化物作为银离子清除剂,(C)保持所述照相材料和受体元件接触以允许溶解的络合的银化合物转移到所述受体元件中,并且...(D )将所述照相材料与所述受体元件分离,以及其中所述吸水层含有胶体形式的所述金属硫化物,其平均粒度 并且在未暴露和未发展的状态下,以每m 2的银离子覆盖率/ m 2至少化学计量等效的硫化物离子覆盖率含有所述金属硫化物,所述络合剂的摩尔覆盖率不低于 超过待处理的照相材料中每平方米卤化银的摩尔覆盖率的20倍。
    • 7. 发明公开
    • Photographic image receiving elements for silver salt diffusion transfer processes
    • 用于银盐扩散转移过程的摄影图像接收元件
    • EP0135786A3
    • 1985-08-07
    • EP84109829
    • 1984-08-17
    • FUJI PHOTO FILM CO., LTD.
    • Sakaguchi, Shinji c/o Fuji Photo Film Co., Ltd.
    • G03C05/54
    • G03C8/28
    • A photographic image receiving element for a silver salt diffusion transfer process which comprises a hydrolyzable first alkali impermeable polymer layer applied on a base and an image receiving layer thereon comprising a hydrolyzable second alkali impermeable polymer layer containing silver precipitation nuclei which is prepared by hydrolyzing at least a part of the hydrolyzable second alkali impermeable polymer layer so as to be alkali permeable, the improvement wherein at least one hydrophilic copolymer layer containing at least one of gum arabic and arabic acid is coated between said first alkali impermeable polymer layer and said image receiving layer, and said first alkali impermeable polymer layer contains at least one compound represented by formula (1) or formula (II)
      wherein R 1 , R 2 , R 3 and R. each represents a hydrogen atom, an alkyl group having from 1 to 8 carbon atoms, or an aryl group having from 6 to 12 carbon atoms,
      wherein A and B each represents a nitrogen atom or a carbon atom, provided that A and B are not both nitrogen atoms, m is 0 when A is a nitrogen atom, n is 0 when B is a nitrogen atom, and m and n are 1 when A and B are each a carbon atom, R., R 6 and R 7 each represents a hydrogen atom, an alkyl group having from 1 to 10 carbon atoms or a substituted or nonsubstituted aryl group having from 6 to 20 carbon atoms, and R 6 and R 7 together can additionally represent a substituted or nonsubstituted aromatic carbocyclic ring (preferably 6-membered) together with A and B.
    • 8. 发明公开
    • Photographic image receiving elements for silver salt diffusion transfer processes
    • 的摄影图像接收元件,用于银盐扩散转移过程。
    • EP0135786A2
    • 1985-04-03
    • EP84109829.6
    • 1984-08-17
    • FUJI PHOTO FILM CO., LTD.
    • Sakaguchi, Shinji c/o Fuji Photo Film Co., Ltd.
    • G03C5/54
    • G03C8/28
    • A photographic image receiving element for a silver salt diffusion transfer process which comprises a hydrolyzable first alkali impermeable polymer layer applied on a base and an image receiving layer thereon comprising a hydrolyzable second alkali impermeable polymer layer containing silver precipitation nuclei which is prepared by hydrolyzing at least a part of the hydrolyzable second alkali impermeable polymer layer so as to be alkali permeable, the improvement wherein at least one hydrophilic copolymer layer containing at least one of gum arabic and arabic acid is coated between said first alkali impermeable polymer layer and said image receiving layer, and said first alkali impermeable polymer layer contains at least one compound represented by formula (1) or formula (II)
      wherein R 1 , R 2 , R 3 and R. each represents a hydrogen atom, an alkyl group having from 1 to 8 carbon atoms, or an aryl group having from 6 to 12 carbon atoms,
      wherein A and B each represents a nitrogen atom or a carbon atom, provided that A and B are not both nitrogen atoms, m is 0 when A is a nitrogen atom, n is 0 when B is a nitrogen atom, and m and n are 1 when A and B are each a carbon atom, R., R 6 and R 7 each represents a hydrogen atom, an alkyl group having from 1 to 10 carbon atoms or a substituted or nonsubstituted aryl group having from 6 to 20 carbon atoms, and R 6 and R 7 together can additionally represent a substituted or nonsubstituted aromatic carbocyclic ring (preferably 6-membered) together with A and B.