Method of preparing (100) tabular grains rich in silver bromide
    1.
    发明授权
    Method of preparing (100) tabular grains rich in silver bromide 失效
    制备(100)富含溴化银的片状晶粒的方法

    公开(公告)号:US6080536A

    公开(公告)日:2000-06-27

    申请号:US267635

    申请日:1999-03-15

    摘要: A method has been described of preparing a photosensitive emulsion comprising tabular silver halide grains rich in silver bromide, having {100} major faces and an aspect ratio more than 1.5, wherein at least 50% of the projected area of all grains is provided by said {100} tabular grains, said method comprising the step of running in a reaction vessel an aqueous silver salt solution and an aqueous alkali halide solution rich in alkali bromide, characterized in that before starting running said reaction vessel comprises in an aqueous solution of gelatin an amount of amino-modified polyvinyl alcohol as an aqueous soluble polymer.

    摘要翻译: 已经描述了一种制备感光乳剂的方法,其包含富含溴化银的片状卤化银颗粒,其具有{100}主面和大于1.5的纵横比,其中所有颗粒的投影面积的至少50%由所述 所述方法包括在反应容器中运行富含碱金属溴化物的银盐溶液和碱金属卤化物水溶液的步骤,其特征在于在开始运行之前,所述反应容器包含在明胶水溶液中 氨基改性的聚乙烯醇作为水溶性聚合物的量。

    Process for the production of a silver halide emulsion
    2.
    发明授权
    Process for the production of a silver halide emulsion 失效
    制备卤化银乳剂的方法

    公开(公告)号:US5472838A

    公开(公告)日:1995-12-05

    申请号:US272669

    申请日:1994-07-11

    IPC分类号: G03C7/392 G03C7/396 G03C1/005

    CPC分类号: G03C7/396 G03C7/39236

    摘要: Silver halide emulsions with tabular grains showing increased aspect ratio are produced by adding to the precipitiation vessel a compound of the formula I: ##STR1## in which R.sub.1 means H or optionally substituted alkyl, aralkyl or cycloalkylR.sub.2 means H or optionally substituted alkyl, aryl or aralkyl or a polymer chainR.sub.3 means H, OH, alkyl, aryl, aralkyl, halogen, NHR.sub.4, O--CO--R.sub.4, O--CO--NHR.sub.4 or an optionally substituted oxazoline ringR.sub.4 means optionally substituted or alkyl, aralkyl or arylm means 2 or 3,n means 2 to 10,000,or a compound of the formula II ##STR2## in which R.sub.1, R.sub.3, n and m have the meaning stated above and may be identical or different andR.sub.5 means optionally substituted alkene, arylene, aralkene or a polyaddition, polycondensation or polymerisation chain.

    摘要翻译: 通过向沉淀容器中加入式I化合物(其中R 1表示H或任选取代的烷基,芳烷基或环烷基R 2表示H或任选取代的),产生具有增加的纵横比的片状颗粒的卤化银乳剂 烷基,芳基或芳烷基或聚合物链R3表示H,OH,烷基,芳基,芳烷基,卤素,NHR4,O-CO-R4,O-CO-NHR4或任选取代的恶唑啉环R4表示任选取代的或烷基, 或芳基m表示2或3,n表示2至10,000,或式II(II)化合物,其中R 1,R 3,n和m具有上述含义并且可以相同或不同,R 5表示 任选取代的烯烃,亚芳基,芳烯或加聚,缩聚或聚合链。

    Photographic recording material containing a light-protective agent
    5.
    发明授权
    Photographic recording material containing a light-protective agent 失效
    含有防晒剂的摄影记录材料

    公开(公告)号:US5310643A

    公开(公告)日:1994-05-10

    申请号:US967819

    申请日:1992-10-28

    摘要: Compounds corresponding to Formula I are suitable as light stabilizers for the image dyes produced from colour couplers by chromogenic development. They are also suitable as oil formers for the colour couplers. In a colour photographic recording material, they are preferably used in combination with a pyrazoloazole coupler and associated with a light-sensitive silver halide emulsion layer. ##STR1## In Formula I, R.sup.1 denotes H, a group which can be split off under alkaline conditions, alkyl or aryl;R.sup.2 denotes OH, alkyl, aryl, alkoxy or ##STR2## R.sup.3, R.sup.4, R.sup.5 and R.sup.6 denote H, OH, COOH, SO.sub.3 H, SO.sub.2 H, alkyl, aryl, alkoxy, sulphonyl, sulphamoyl, acylamino or ##STR3## and at least one of the groups R.sup.2, R.sup.3, R.sup.4 R.sup.5 and R.sup.6 is a group of the formula ##STR4## A denotes an alkylene group having 1-6 carbon atoms, n stands for 0 or 1,R.sup.7 denotes H or an optionally substituted alkyl group,R.sup.8 denotes the group of a polymer produced by polycondensation, in particular a polyester, polyether, polycarbonate, polyurethane or polyester polyurethane,R.sup.1 and R.sup.3 may form a 5-membered or 6-membered ring, in which case R.sup.2 =OH or alkoxy, andR.sup.2 and R.sup.4 may form a 5-membered or 6-membered carbocyclic ring.

    摘要翻译: 对应于式I的化合物适合作为通过显色发展由成色剂产生的图像染料的光稳定剂。 它们也适用于成色剂的成油器。 在彩色照相记录材料中,它们优选与吡唑并唑成色剂组合使用并与感光卤化银乳剂层相关联。 (I)式I中,R 1表示H,可在碱性条件下分解的基团,烷基或芳基; R2表示OH,烷基,芳基,烷氧基或O3H,SO2H,烷基,芳基,烷氧基,磺酰基,氨磺酰基,酰基氨基或氨基,R2,R3,R4 R5和R6中的至少一个是式 A表示具有1-6个碳原子的亚烷基,n表示0或1,R7表示H或任选取代的烷基,R8表示通过缩聚制备的聚合物的基团,特别是聚酯,聚醚, 聚碳酸酯,聚氨酯或聚酯聚氨酯,R1和R3可以形成5元或6元环,在这种情况下R2 = OH或烷氧基,R2和R4可以形成5元或6元碳环。

    Photographic recording material
    6.
    发明授权
    Photographic recording material 失效
    摄影记录材料

    公开(公告)号:US4939079A

    公开(公告)日:1990-07-03

    申请号:US313302

    申请日:1989-02-15

    CPC分类号: G03C1/047 G03C1/30

    摘要: Photographic recording materials of which the binder layers consist of protein-like binders which have been hardened in the usual way show reduced susceptibility to the effect of formaldehyde when--in addition to the usual hardeners--low molecular weight monofunctional compounds which are capable of reacting with free primary amino groups of the binder under casting and/or storage conditions without causing additional hardening are allowed to act on the binder.

    摘要翻译: 粘合剂层由蛋白质类粘合剂组成的摄影记录材料,其通过常规方式硬化,显示降低了对甲醛影响的敏感性,除了通常的硬化剂 - 低分子量单官能化合物,它们能够与 允许粘合剂在铸造和/或储存条件下的游离的伯氨基不引起额外的硬化作用于粘合剂上。

    Photographic recording material containing polyester compounds having
free acid groups
    7.
    发明授权
    Photographic recording material containing polyester compounds having free acid groups 失效
    含有具有游离酸基团的聚酯化合物的照相记录材料

    公开(公告)号:US4939077A

    公开(公告)日:1990-07-03

    申请号:US399625

    申请日:1989-08-25

    IPC分类号: G03C1/04

    CPC分类号: G03C1/04 Y10S430/162

    摘要: Photographic silver halide recording material comprising a support, at least one light-sensitive silver halide emulsion layer, a protective layer and optionally other layers, at least one layer which is arranged closer to the support than the protective layer containing a compound which in the form of the free acid corresponds to the following formula ##STR1## wherein R.sub.1 denotes alkylene, arylene, aralkylene or cycloalkylene,L denotes the residue of a polyester diol having an average molecular weight of from 500 to 20,000,m denotes 0 to 1,n denotes 0 to 30, preferably 0 to 10 and m+n.gtoreq.1,is distinguished by improved properties, in particular an improved maximum density.

    摘要翻译: 包含载体,至少一种感光卤化银乳剂层,保护层和任选地其它层的照相卤化银记录材料,至少一层布置成比含有形式的化合物的保护层更靠近载体布置的层 的游离酸对应于下式(I)其中R1表示亚烷基,亚芳基,亚芳基或亚环烷基,L表示平均分子量为500至20,000的聚酯二醇的残基,m表示0至1 ,n表示0至30,优选0至10,m + n> / = 1,其特征在于改进的性能,特别是改进的最大密度。

    Magenta coupler monomer, a polymeric magenta coupler and a color
photographic recording material containing the polymeric magenta coupler
    8.
    发明授权
    Magenta coupler monomer, a polymeric magenta coupler and a color photographic recording material containing the polymeric magenta coupler 失效
    洋红色成色剂单体,聚合物品红色成色剂和含有聚合物品红色成色剂的彩色照相记录材料

    公开(公告)号:US4921782A

    公开(公告)日:1990-05-01

    申请号:US200541

    申请日:1988-05-31

    申请人: Gunter Helling

    发明人: Gunter Helling

    IPC分类号: C07D487/04 G03C7/327 G03C7/38

    摘要: Polymeric magenta couplers containing polymerized units of a carboxyl-containing polymerizable pyrazoloazole coupler corresponding to formula I below give magenta images characterized increased color density Dmax. ##STR1## in this formula, R.sup.1 =H, alkyl, aralkyl or aryl; X=H or a group releasable by coupling; Z.sub.a, Z.sub.b, Z.sub.c =an optionally substituted methine group, .dbd.N-- or --NH--, either the bond Z.sub.a --Z.sub.b or the bond Z.sub.b --Z.sub.c being a double bond and the other bond being a single bond; and at least R.sup.1 or X or a substituent at a methine group Z.sub.a, Z.sub.b or Z.sub.c contains an ethylenically unsaturated polymerizable group in optionally polymerized form and at least R.sup.1 or X or a substituent at a methine group Z.sub.a, Z.sub.b or Z.sub.c contains a carboxyl group.

    摘要翻译: 含有对应于下述式I的含羧基的可聚合吡唑并唑成色剂的聚合单元的聚合物品红色成色剂提供品红色图像,其特征在于增加的色密度Dmax。 在该式中,R1 = H,烷基,芳烷基或芳基; X = H或通过偶联可释放的基团; Za,Zb,Zc =任选取代的次甲基,= N-或-NH-,键Za-Zb​​或键Zb-Zc为双键,另一个键为单键; 并且至少R1或X或次甲基Za,Zb或Zc上的取代基含有任选聚合形式的烯属不饱和可聚合基团,并且至少R1或X或次甲基Za,Zb或Zc上的取代基含有羧基 。

    Color photographic recording material for the dye diffusion transfer
process
    9.
    发明授权
    Color photographic recording material for the dye diffusion transfer process 失效
    用于染料扩散转移过程的彩色照相材料

    公开(公告)号:US4840885A

    公开(公告)日:1989-06-20

    申请号:US162618

    申请日:1988-03-01

    IPC分类号: G03C8/08 G03C7/388 G03C8/10

    CPC分类号: G03C7/3882 G03C8/10

    摘要: A color photographic recording material for the dye diffusion transfer process contains color producing compounds in the form of a dispersion of particles of an ionically modified polyaddition or polycondensation product containing from 4 to 180 milliequivalents of ionic groups per 100 g, which particles are charged or loaded with the color producing compound. When development is carried out by heat treatment, color transfers with high maximum densities and low minimum densities are obtained.

    摘要翻译: 用于染料扩散转移方法的彩色照相记录材料包含以每100g形式含有4至180毫当量离子基团的离子改性的加聚或缩聚产物的分散体形式的着色产生化合物,该颗粒被装入或加载 与生色化合物。 当通过热处理进行显影时,获得具有高最大密度和低最小密度的颜色转印。