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    • 43. 发明申请
    • Photothermographic material and method for forming images
    • 光热成像材料和形成图像的方法
    • US20020098449A1
    • 2002-07-25
    • US09809024
    • 2001-03-16
    • Toyohisa OyaKazunobu KatohShigeo Hirano
    • G03C007/30G03C007/305G03C007/34G03C007/36G03C007/38G03C007/392G03C007/407G03C001/498
    • G03C1/49845G03C1/49827G03C7/305Y10S430/166
    • A photothermographic material comprising at least (a) a photosensitive silver halide, (b) a reducible silver salt, (c) a reducing compound represented by the following formula (1) or (2), (d) a binder and (e) a coupler compound on the same side of a support: 1 wherein, in the formula (1), V1 to V4 each independently represent hydrogen atom or a substituent, and V5 represents a substituted or unsubstituted alkyl group, aryl group or heterocyclic group:Q1nullNHNHnullV6nullnull(2)wherein, in the formula (2), Q1 represents a 5- to 7-membered unsaturated ring bonding to NHNHnullV6 at a carbon atom, and V6 represents a carbamoyl group, an acyl group, an alkoxycarbonyl group, an aryloxycarbonyl group, a sulfonyl group or a sulfamoyl group. The photothermographic material of the present invention shows good photographic properties including sensitivity, fog and so forth, and enables control of color tone of the photothermographic material in an arbitrary wavelength region even as a monosheet type photothermographic material.
    • 一种光热成像材料,其至少包含(a)感光卤化银,(b)可还原的银盐,(c)由下式(1)或(2)表示的还原化合物,(d)粘合剂和(e) 在载体的同一侧上的成色剂化合物:其中,在式(1)中,V1至V4各自独立地表示氢原子或取代基,V5表示取代或未取代的烷基,芳基或杂环基:<段落 Q1-NHNH-V6(2)其中,在式(2)中,Q1表示5〜7元不饱和环键合 氨基甲酰基,酰基,烷氧基羰基,芳氧基羰基,磺酰基或氨磺酰基。 本发明的光热敏成像材料显示出良好的照相性质,包括灵敏度,雾度等,并且即使作为单片型光热敏成像材料也能够控制光热成像材料在任意波长区域中的色调。
    • 44. 发明授权
    • Photosensitive composition and color photosensitive materials
    • 感光组合物和彩色感光材料
    • US06423485B1
    • 2002-07-23
    • US09597852
    • 2000-06-21
    • Makoto YamadaHideaki Naruse
    • Makoto YamadaHideaki Naruse
    • G03C143
    • G03C8/408G03C1/42G03C1/49827G03C7/413
    • A heat developing color photosensitive material including a substrate carrying thereon a photosensitive silver halide, binder, a developing agent having specific structure classified into an aminophenol derivative or a phenylenediamine derivative and a compound which forms or releases a diffusive dye by reaction with an oxidized product of the developing agent, in which the material further comprises at least one of the specific naphtol derivatives, phenol derivatives, pyrazolone derivatives, aminophenol derivatives, and the like. These compounds each preferably contain an organic ballasting group which allows the compound. There is also disclosed a silver halide photographic light-sensitive material which includes at least a compound of the formula (1) or (2): This light-sensitive material is excellent in discrimination and raw stock storability.
    • 含有感光卤化银,粘合剂,具有分类为氨基苯酚衍生物或苯二胺衍生物的特定结构的显影剂的基底的显色性感光材料和通过与氧化产物反应形成或释放扩散染料的化合物 显影剂,其中该材料还包含至少一种特定的萘酚衍生物,酚衍生物,吡唑啉酮衍生物,氨基苯酚衍生物等。 这些化合物各自优选含有允许该化合物的有机压载基团。 还公开了至少包含式(1)或(2)的化合物的卤化银摄影感光材料:该感光材料的鉴别性和原始储存性优异。
    • 47. 发明授权
    • High speed photothermographic materials and methods of making and using same
    • 高速光热成像材料及其制作与使用方法
    • US06368779B1
    • 2002-04-09
    • US09667748
    • 2000-09-21
    • Doreen C. LynchSharon M. SimpsonSteven M. ShorBrian C. WillettChaofeng Zou
    • Doreen C. LynchSharon M. SimpsonSteven M. ShorBrian C. WillettChaofeng Zou
    • G03C1498
    • G03C1/49845G03C1/49827G03C1/49881Y10S430/145
    • Photothermographic materials have increased photospeed provided by certain organic solvent-soluble thiourea compounds that can be represented by the following Structure I, II, or III: wherein in Structure I, R1, R2, R3 and R4 are independently alkyl, cycloalkyl, allyl, alkenyl, alkynyl, aryl or heterocyclic groups, or R1 and R2 taken together, R3 and R4 taken together, R1 and R3 taken together or R2 and R4 taken together, can form a 5- to 7-membered heterocyclic ring, in Structure II, R1, R2, R3, R4 and R5 are independently alkyl, cycloalkyl, allyl, alkenyl, alkynyl, aryl or heterocyclic groups, or R3 and R5 taken together, R4 and R5 taken together, R1 and R3 taken together or R2 and R4 taken together, can form a substituted or unsubstituted 5- to 7-membered heterocyclic ring, and in Structure III, R1, R2, R3, R4, R5, and R6 are independently alkyl, cycloalkyl, allyl, alkenyl, alkynyl, aryl or heterocyclic groups, or R3 and R6 taken together, R4 and R5 taken together, R1 and R3 taken together, R2 and R4 taken together, or R5 and R6 taken together, can form a substituted or unsubstituted 5- to 7-membered heterocyclic ring, and R7 is a divalent aliphatic or alicyclic linking group. In addition, the speed increasing compounds represented by Structure I do not require a heat activation step at 30° C. or higher temperature for at least 5 minutes and have a pKa of at least 7. Compounds of Structure I are also free of exocyclic carbon-carbon double bonds and nucleophilic groups.
    • 光热成像材料具有增加的某些有机溶剂可溶性硫脲化合物提供的感光速度,其可由以下结构I,II或III表示:其中在结构I中,R1,R2,R3和R4独立地为烷基,环烷基,烯丙基,烯基 ,炔基,芳基或杂环基,或者R 1和R 2一起,R 3和R 4一起,R 1和R 3一起或者R 2和R 4一起可以形成5-至7-元杂环,在结构II中,R 1 ,R 2,R 3,R 4和R 5独立地是烷基,环烷基,烯丙基,烯基,炔基,芳基或杂环基,或者R 3和R 5一起,R 4和R 5一起,R 1和R 3一起或者R 2和R 4一起, 可以形成取代或未取代的5-至7-元杂环,并且在结构III中,R 1,R 2,R 3,R 4,R 5和R 6独立地为烷基,环烷基,烯丙基,烯基,炔基,芳基或杂环基,或 R3和R6组合在一起,R4和R5组合在一起,R1和R3被取代 取代基,R 2和R 4一起,或者R 5和R 6一起形成取代或未取代的5至7元杂环,并且R 7是二价脂族或脂环连接基团。 此外,由结构I表示的速度增加化合物不需要在30℃或更高温度下进行至少5分钟的热活化步骤,并且pKa至少为7.结构I的化合物也不含环外碳 碳双键和亲核基团。