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    • 2. 发明授权
    • Silver halide photographic light-sensitive material
    • 卤化银照相感光材料
    • US4426445A
    • 1984-01-17
    • US479119
    • 1983-03-31
    • Junji MinamizonoMitunori HiranoYoshiro KawashimaTadashi Ogawa
    • Junji MinamizonoMitunori HiranoYoshiro KawashimaTadashi Ogawa
    • G03C1/10G03C1/28
    • G03C1/10
    • A silver halide photographic light-sensitive material comprising a support having coated thereon at least one silver halide emulsion layer. The material contains at least one compound selected from the group consisting of a compound represented by the following general formula (I) and a compound represented by the following general formula (II) in at least one layer of the silver halide emulsion layer and other hydrophilic colloid layers thereof; ##STR1## wherein R represents an alkyl group having 1 to 6 carbon atoms which may be substituted, an aryl group having 6 to 11 carbon atoms which may be substituted, or an aralkyl group having 7 to 12 carbon atoms which may be substituted; A represents a .sigma. bond or a divalent connecting group which links R and the nitrogen atom; R.sub.1 and R.sub.2 are independently hydrogen, an alkyl group having 1 to 6 carbon atoms which may be substituted, or an aralkyl group having 7 to 11 carbon atoms which may be substituted, or when A represents a .sigma. bond, R.sub.1 and R.sub.2 each may represent an atomic group necessary to form a heterocyclic ring containing the quaternary nitrogen atom together with R; a and b each represents 0 or a positive integer, provided that a and b are not both 0; R.sub.3, R.sub.4, R.sub.5 and R.sub.6 each represents hydrogen or an alkyl group having 1 to 6 carbon atoms which may be substituted and when b is not 0, at least one of R.sub.5 and R.sub.6 is a different group from R.sub.3 or R.sub.4 ; B represents --COO or --SO.sub.3 ; and Z represents an atomic group necessary to form a heterocyclic ring.The photographic light-sensitive material has a high sensitivity without being accompanied by an undesirable increase in the formation of fog.
    • 一种卤化银照相感光材料,其包含在其上涂覆有至少一个卤化银乳剂层的载体。 该材料在至少一层卤化银乳剂层中含有至少一种选自下列通式(I)表示的化合物和由以下通式(II)表示的化合物)的化合物和其它亲水 胶体层; 通式(I)通式(II)其中R表示可被取代的具有1至6个碳原子的烷基,可被取代的具有6至11个碳原子的芳基或芳烷基 具有7-12个碳原子的基团可以被取代; A表示σ键或连接R和氮原子的二价连接基团; R1和R2独立地是氢,可以被取代的具有1至6个碳原子的烷基或可以被取代的具有7至11个碳原子的芳烷基,或者当A代表σ键时,R 1和R 2各自可以表示 与R一起形成含有季氮原子的杂环所必需的原子团; a和b各自表示0或正整数,条件是a和b都不为0; R3,R4,R5和R6各自表示氢或可以被取代的具有1至6个碳原子的烷基,当b不为0时,R 5和R 6中的至少一个是与R 3或R 4不同的基团; B表示-COO或-SO 3; Z表示形成杂环所必需的原子团。 摄影感光材料具有高灵敏度,而不伴随着雾的形成的不期望的增加。
    • 7. 发明授权
    • Photosensitive composition with polymer having diazonium salt in side
chain
    • 具有在侧链中具有重氮盐的聚合物的光敏组合物
    • US4581313A
    • 1986-04-08
    • US556821
    • 1983-12-01
    • Junji MinamizonoToshiyuki Sekiya
    • Junji MinamizonoToshiyuki Sekiya
    • G03F7/016C08F8/30C08F12/26G03F7/021G03C1/54G03F7/08
    • G03F7/021C08F12/26
    • A photosensitive composition containing a polymer, and a photosensitive material utilizing the composition are disclosed. The polymer, which may be in the form of a copolymer, includes a repeating unit of the formula (I): ##STR1## wherein Y is a divalent substituent; Z.sub.1 and Z.sub.2 independently each represents monovalent substituents; p and q are each 0 or an integer of 1 to 4; when p and q are each 2 or more, each of Z.sub.1 and Z.sub.2 may be the same or different; X.sup..crclbar. is an anion. The composition has high sensitivity and is capable of forming an image on a suitable photographic support without causing fog under incandescent lamps. The composition can be used to produce lithographic printing plates having high sensitivity as well as excellent ware resistance.
    • 公开了含有聚合物的光敏组合物和利用该组合物的感光材料。 可以是共聚物形式的聚合物包括式(I)的重复单元:其中Y是二价取代基; Z 1和Z 2各自独立地表示一价取代基; p和q各自为0或1〜4的整数; 当p和q各自为2或更大时,Z1和Z2各自可以相同或不同; X( - )是阴离子。 该组合物具有高灵敏度,并且能够在合适的照相载体上形成图像,而不会在白炽灯下引起雾。 该组合物可用于生产具有高灵敏度以及优异的耐磨性的平版印刷版。