会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 52. 发明授权
    • Color photographic light-sensitive material
    • 彩色摄影感光材料
    • US4483918A
    • 1984-11-20
    • US449803
    • 1982-12-14
    • Nobuo SakaiYoshimasa AotaniYoshiharu YabukiNobuo Furutachi
    • Nobuo SakaiYoshimasa AotaniYoshiharu YabukiNobuo Furutachi
    • G03C7/26G03C7/30G03C7/392G03C7/40
    • G03C7/3012G03C7/39208
    • A silver halide color photographic light-sensitive material comprising a support having coated thereon at least one silver halide emulsion layer, the color photographic light-sensitive material having at least one layer containing at least one kind of 5-pyrazolone type 2-equivalent magenta coupler represented by the following general formula (Ia): ##STR1## wherein W represents phenyl substituted with at least one halogen, alkyl, alkoxy, alkoxycarbonyl or cyano; Y represents acylamino or anilino; and Z represents aryloxy, alkoxy, heterocyclic oxy, alkylthio, arylthio, heterocyclic thio, acylthio, acylamino, sulfonamido, alkoxycarbonylamino, aryloxycarbonylamino or nitrogen containing heterocyclic ring which is bonded to the active position of the pyrazolone ring through the nitrogen atom, and at least one kind of compound represented by the following general formula (II): ##STR2## wherein R.sub.1 represents substituted or unsubstituted alkyl, aralkyl, cycloalkyl or alkenyl; R.sub.2 represents hydrogen or a substituent same as defined for R.sub.1 ; Ar represents unsubstituted phenyl, phenyl, or naphthyl substituted with at least one member selected from the group consisting of halogen, carboxy and substituted or unsubstituted alkyl, aralkyl, alkenyl, cycloalkyl, alkylthio, phenyl, aryloxy, acylamino, carbamoyl, sulfonamido and sulfamoyl, and when two or more substituents are present on the phenyl group or the naphthyl group, these may be the same or different; and R.sub.1 and R.sub.2 may be bonded to each other to form a ring or each of R.sub.1 and R.sub.2 may be bonded to the ring represented by Ar to form a ring.
    • 一种卤化银彩色照相感光材料,其包含在其上涂覆有至少一个卤化银乳剂层的载体,所述彩色照相感光材料具有至少一层含有至少一种5-吡唑啉酮2-型当量品红成色剂 由下列通式(Ia)表示:其中W表示被至少一个卤素,烷基,烷氧基,烷氧基羰基或氰基取代的苯基; Y表示酰氨基或苯胺基; Z表示通过氮原子键合到吡唑啉酮环的活性位置的芳氧基,烷氧基,杂环氧基,烷硫基,芳硫基,杂环硫基,酰硫基,酰氨基,亚磺酰氨基,烷氧基羰基氨基,芳氧基羰基氨基或含氮杂环, 一种由以下通式(II)表示的化合物:其中R 1表示取代或未取代的烷基,芳烷基,环烷基或烯基; R2代表氢或与R1定义相同的取代基; Ar表示未取代的苯基,苯基或被选自卤素,羧基和取代或未取代的烷基,芳烷基,烯基,环烷基,烷硫基,苯基,芳氧基,酰氨基,氨基甲酰基,亚磺酰氨基和氨磺酰基中的至少一个的取代基, 当苯基或萘基上存在两个以上取代基时,它们可以相同或不同; 并且R 1和R 2可以彼此键合形成环,R 1和R 2中的每一个可以键合到由Ar表示的环上以形成环。
    • 53. 发明授权
    • Color photographic light-sensitive material
    • US4351897A
    • 1982-09-28
    • US291886
    • 1981-08-11
    • Kozo AokiNobuo SetoYoshiharu YabukiMasakazu MorigakiNobuo FurutachiKotaro Nakamura
    • Kozo AokiNobuo SetoYoshiharu YabukiMasakazu MorigakiNobuo FurutachiKotaro Nakamura
    • G03C7/38C07D231/52C09B26/02G03C7/384G03C1/40
    • C07D231/52G03C7/384
    • A silver halide color photographic light-sensitive material is described comprising a support having thereon a photographic layer containing at least one coupler represented by formula (I) or (II) ##STR1## wherein Ar represents a phenyl group substituted with at least one substituent selected from a halogen atom, an alkyl group, an alkoxy group, an alkoxycarbonyl group and a cyano group; X represents a halogen atom or an alkoxy group; R.sub.1 represents a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an acylamino group, a sulfonamido group, a sulfamoyl group, a carbamoyl group, a diacylamino group, an alkoxycarbonyl group, an alkoxysulfonyl group, an aryloxysulfonyl group, an alkanesulfonyl group, an arylsulfonyl group, an alkylthio group, an arylthio group, an alkyloxycarbonylamino group, an alkylureido group, an acyl group, a nitro group, a carboxy group, or a trifluoromethyl group; R.sub.2 represents a halogen atom, a hydroxy group, an alkyl group, an alkoxy group or an aryl group; R.sub.3 represents a hydrogen atom, a halogen atom, a hydroxy group, an alkyl group, an alkoxy group or an aryl group; at least one of R.sub.2 and R.sub.3 represents an alkoxy group; m.sub.1 and m.sub.2 each represents an integer from 1 to 4; R.sub.4 represents an alkyl group or an aryl group; R.sub.5 represents a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group or an aryl group; n represents an integer from 1 to 6; and when m.sub.1, m.sub.2 and n each is 2 or more, each R.sub.1, R.sub.3 and R.sub.5 may be the same or different.The color photographic light-sensitive material containing a 2-equivalent magenta color image-forming coupler as described above has various advantages, for example, in that the dye formation efficiency in the color development step is high, the photographic properties are not influenced by variations in the pH of the color development bath, and the color images formed are fast to heat or light.