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    • 7. 发明授权
    • Photothermographic or thermographic image-forming material
    • 光热成像或热成像成像材料
    • US6165707A
    • 2000-12-26
    • US333271
    • 1999-06-15
    • Shigeo HiranoSatoru TodaMasahiko TaniguchiHiroyuki Suzuki
    • Shigeo HiranoSatoru TodaMasahiko TaniguchiHiroyuki Suzuki
    • G03C1/498G03C1/34
    • G03C1/49845
    • An image-forming material comprising a support and a constituent layer(s) comprising at least (a) a thermographic image-forming layer containing a reducible silver salt, a reducing agent of the reducible silver salt and a binder or (b) a photothermographic image-forming layer containing a light-sensitive silver halide as a photocatalyst, reducible silver salt, a reducing agent of the reducible silver salt and a binder, wherein the image-forming material comprises a compound represented by formula (I-1) or (II-1) in at least one constituent layer: ##STR1## wherein R represents a secondary alkyl group or a cycloalkyl group; and M.sup.1 and M.sup.2 each represents a hydrogen atom, a metal ion or an ammonium ion; ##STR2## wherein R.sup.1 represents a secondary alkyl group, a cycloalkyl group, an aryl group, or a primary alkyl group substituted with a substituent bonded via a hetero atom; and M.sup.1 and M.sup.2 each represents a hydrogen atom, a metal ion or an ammonium ion.
    • 一种成像材料,其包括载体和构成层,其至少包含(a)含有可还原银盐的热成像图像形成层,可还原银盐的还原剂和粘合剂或(b)光热敏成像 含有感光卤化银作为光催化剂的成像层,可还原银盐,可还原银盐的还原剂和粘合剂,其中成像材料包含由式(I-1)或( II-1)至少一个构成层:其中R表示仲烷基或环烷基; M1和M2各自表示氢原子,金属离子或铵离子; 其中R1表示被通过杂原子键合的取代基取代的仲烷基,环烷基,芳基或伯烷基; M1和M2各自表示氢原子,金属离子或铵离子。
    • 9. 发明授权
    • Silver halide light sensitive photographic material
    • 卤化银感光感光材料
    • US6127109A
    • 2000-10-03
    • US151160
    • 1998-09-10
    • Kazuyoshi Goan
    • Kazuyoshi Goan
    • G03C1/005G03C1/34G03C1/35G03C5/17G03C1/035G03C1/09
    • G03C1/346G03C1/0051G03C1/355G03C1/34G03C2001/0055G03C2001/03535G03C2001/094G03C2200/33G03C2200/40G03C5/17Y10S430/167
    • A silver halide light sensitive photographic material is disclosed, comprising a support having thereon hydrophilic colloid layers including a silver halide emulsion layer, wherein (i) at least 50% of the total projected area of silver halide grains contained in the emulsion layer is accounted for by tabular grains having an aspect ratio of 3 to 15, (ii) the tabular grains each comprising an inner region which accounts for 70% by volume of the grain and a residual outer region, the outer region containing at least 75% of total iodide contained in the grain, and (iii) the tabular grains each having an outermost layer, a halide content distribution among the tabular grains with respect to the outermost layer being not more than 20%; and wherein at least one of the hydrophilic colloid layers contains a sulfur containing compound, which has a water-solubilizing group.
    • 公开了一种卤化银感光照相材料,其包括其上具有包括卤化银乳剂层的亲水胶体层的载体,其中(i)占乳剂层中所含的卤化银颗粒的总投影面积的至少50% 通过具有3至15的纵横比的片状颗粒,(ii)片状颗粒各自包含占颗粒体积的70体积%的内部区域和残余的外部区域,外部区域含有总碘化物的至少75% (iii)每个具有最外层的片状颗粒,片状颗粒之间相对于最外层的卤化物含量分布不大于20%; 并且其中所述亲水胶体层中的至少一个含有具有水溶性基团的含硫化合物。
    • 10. 发明授权
    • Latent image stability using alkynylamines and iodide emulsions
    • 使用炔基胺和碘化物乳液潜在的图像稳定性
    • US6124086A
    • 2000-09-26
    • US232963
    • 1999-01-19
    • Jon N. EikenberryChris J. Johnson
    • Jon N. EikenberryChris J. Johnson
    • G03C1/035G03C1/34G03C7/392
    • G03C7/39296G03C1/34G03C1/035G03C7/39236G03C7/3924
    • The invention relates to a photographic element wherein at least one layer comprises silver halide grains wherein said grains have a surface iodide of less than 0.6 mol percent, total grain iodide of about 1.0 to 10 mol percent, said iodide being introduced in the core of the grains, an alkynylamine compound of Formula I: ##STR1## wherein X represents oxygen, sulfur, selenium, or an unsubstituted or alkyl substituted nitrogen; R.sup.1 represents hydrogen or an alkyl of from 1 to 5 carbon atoms, and R.sup.2 represents hydrogen, or an alkyl, aryl, heteroaryl, carbocyclic or heterocyclic group, and R.sup.3 and R.sup.4 independently represent hydrogen, halogen, or a substituted or unsubstituted alkyl or alkoxy group, preferably one having fewer than 6 carbon atoms, and the reductone of Formula II ##STR2## wherein R.sub.1 and R.sub.2 are the same or different, and may represent H, alkyl, cycloalkyl, aryl, or an alkyl group with a solubilizing group such as --OH, sulfonamide, sulfamoyl, or carbamoyl, R.sub.1 and R.sub.2 may be joined to complete a heterocyclic ring, R.sub.4 and R.sub.5 are H, OH, alkyl, aryl, cycloalkyl, or may together represent an alkylidene group, n is 1 or 2 and R.sub.3 is H, alkyl, aryl, or CO.sub.2 R.sub.6 where R.sub.6 is alkyl, andwherein the logarithm of the partition coefficient for the reductone when equilibrated as a solute between n-octanol and water (logP) is less than 0.293.
    • 本发明涉及一种照相材料,其中至少一层包括卤化银颗粒,其中所述颗粒的表面碘化物小于0.6mol%,总颗粒碘化物为约1.0至10mol%,所述碘化物被引入到 谷物,式I的炔基胺化合物:其中X表示氧,硫,硒或未取代或烷基取代的氮; R1表示氢或1至5个碳原子的烷基,R2表示氢或烷基,芳基,杂芳基,碳环或杂环基,R3和R4独立地表示氢,卤素或取代或未取代的烷基或烷氧基 基团,优选具有少于6个碳原子的基团,和式II的还原酮,其中R 1和R 2相同或不同,并且可以表示H,烷基,环烷基,芳基或具有增溶基团的烷基,例如-OH ,磺酰胺,氨磺酰基或氨基甲酰基,R 1和R 2可以连接成完全杂环,R 4和R 5是H,OH,烷基,芳基,环烷基,或者可以一起代表亚烷基,n是1或2,R 3是 H,烷基,芳基或CO 2 R 6,其中R 6是烷基,并且其中当作为正辛醇和水之间的溶质平衡时的还原酮的分配系数的对数(logP)小于0.293。