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
    • 117. 发明授权
    • Silver halide photographic material
    • 卤化银照相材料
    • US5541045A
    • 1996-07-30
    • US323668
    • 1994-10-17
    • Osamu TakahashiMasakazu Morigaki
    • Osamu TakahashiMasakazu Morigaki
    • G03C7/00G03C1/815G03C7/30G03C7/38G03C7/392G03C1/46
    • G03C7/301G03C7/383G03C7/3835G03C7/39256Y10S430/132
    • Disclosed is a silver halide color photographic material containing at least one pyrazolotriazole magenta of formula (I) and at least one 1,3,5-triazine compound of formula (II) in the same photographic constitutive layer. ##STR1## wherein R represents a hydrogen atom or a substituent; Za, Zb and Zc each represent a methine group, a substituted methine group, .dbd.N-- or --NH--; Y represents a hydrogen atom or a group capable of splitting off from the formula by coupling reaction with an oxidation product of a developing agent; and the formula may form a dimer or a higher polymer via R, Y or the substituted methine group for Za, Zb or Zc. ##STR2## wherein A, B and C each represent a substituted or unsubstituted alkyl, substituted or unsubstituted aryl, substituted or unsubstituted alkoxy, substituted or unsubstituted aryloxy or substituted or unsubstituted heterocyclic group, provided that at least one of A, B and C represents a group of a general formula (III): ##STR3## wherein R.sub.1 ' and R.sub.2 ' each represent a hydrogen atom, a halogen atom, or a substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted aryl, substituted or unsubstituted alkoxy or substituted or unsubstituted aryloxy group.
    • 公开了在相同的照相组成层中含有至少一种式(I)的吡唑并三唑品红色和至少一种式(II)的1,3,5-三嗪化合物的卤化银彩色照相材料。 (I)其中R表示氢原子或取代基; Za,Zb和Zc各自表示次甲基,取代的次甲基,= N-或-NH-; Y表示氢原子或能够与显影剂的氧化产物偶联反应从该式分解的基团; 并且该式可以通过R,Y或取代的次甲基形成Za,Zb或Zc的二聚体或更高级的聚合物。 取代或未取代的烷基,取代或未取代的芳基,取代或未取代的烷氧基,取代或未取代的芳氧基或取代或未取代的杂环基,条件是A,B和C中的至少一个表示通式(III)的基团: (III)其中R1'和R2'各自表示氢原子,卤素原子或取代或未取代的烷基,取代或未取代的环烷基,取代或未取代的芳基,取代或未取代的烷氧基或取代或未取代的芳氧基。
    • 118. 发明授权
    • Silver halide color photographic light-sensitive material
    • 卤化银彩色摄影感光材料
    • US5538842A
    • 1996-07-23
    • US268976
    • 1994-06-30
    • Osamu TakahashiTakehiko Sato
    • Osamu TakahashiTakehiko Sato
    • G03C7/38G03C7/30G03C7/392G03C1/08G03C7/26G03C7/32
    • G03C7/301G03C7/3008G03C7/3022G03C7/39216Y10S430/132
    • There is disclosed a silver halide color photographic light-sensitive material which excels in a color reproduction and a light fastness at a low density part through a high density part and which is improved in a Y-stain at a background part. The silver halide color photographic light-sensitive material comprises a support and provided thereon at least one photographic constitutional layer, wherein at least one layer of the above photographic constitutional layers contains at least one of the compounds represented by the following Formula (I) and a compound represented by the following Formula (II) in the same layer: ##STR1## wherein R represents a hydrogen atom or a substituent; Z.sub.a, Z.sub.b, and Z.sub.c each represent any group of methine, substituted methine, .dbd.N--, or --NH--; Y represents a hydrogen atom or a group capable of splitting off upon a coupling reaction with an oxidation product of a developing agent; provided that a dimer or a polymer may be formed via R, Y, or Z.sub.a, Z.sub.b or Z.sub.c when each is a substituted methine: ##STR2## wherein X and Y each represent a hydrogen atom, an alkyl group, an alkoxy group, or an acyl group; Z represents --CO-- or --COO--; and m, l and p each represent an integer of 1 to 4.
    • 公开了一种卤化银彩色摄影感光材料,其通过高密度部分在低密度部分的色彩再现性和耐光性优异,并且在背景部分的Y染色改善。 卤化银彩色摄影感光材料包括一个支撑体,并在其上提供至少一个照相构成层,其中至少一层上述照相构成层含有至少一种由下式(I)表示的化合物和 在同一层中由下式(II)表示的化合物:其中R表示氢原子或取代基的式(I) Za,Zb和Zc各自表示任何次甲基,取代的次甲基,= N-或-NH-的任一组; Y表示氢原子或能够与显影剂的氧化产物偶联反应时分解的基团; 条件是当各自为取代的次甲基时,可以通过R,Y或Za,Zb或Zc形成二聚体或聚合物:其中X和Y各自表示氢原子,烷基, 烷氧基或酰基; Z表示-CO-或-COO-; m,l和p分别表示1〜4的整数。