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    Color photographic materials containing dye-fading inhibitors
    3.
    发明授权
    Color photographic materials containing dye-fading inhibitors 失效
    含有染料衰减抑制剂的彩色照相材料

    公开(公告)号：US4178184A

    公开(公告)日：1979-12-11

    申请号：US843261

    申请日：1977-10-18

    申请人： Masahiko Taguchi ,  Katsuo Mogaki ,  Syun Takada

    发明人： Masahiko Taguchi ,  Katsuo Mogaki ,  Syun Takada

    IPC分类号： G03C7/26 ,  G03C7/392 ,  G03C1/76 ,  G03C1/06 ,  G03C1/40

    CPC分类号： G03C7/39296

    摘要： The present invention is directed to a color photographic material which is characterized as containing a compound represented by the following formula I in combination with a compound represented by the following formula II ##STR1## wherein R represents an alkyl group, an alkenyl group, a cycloalkyl group, an aryl group or a heterocyclic ring; R.sub.1, R.sub.2 and R.sub.3 individually represent hydrogen, halogen, an alkyl group, an alkylthio group, an alkoxy group, an aryl group, an aryloxy group, an arylthio group, an acyl group, an acylamino group, a diacylamino group, an acyloxy group, a sulfonamido group, an alkylamino group, a cycloalkyl group or an alkoxycarbonyl group; and Z represents an atomic group or groups necessary for forming a chroman or coumaran ring; provided that R and R.sub.1 can cooperatively be cyclized to form a chroman or cumaran ring. ##STR2## wherein A.sub.1, A.sub.2, A.sub.3 and A.sub.4 are individually alkyl having 1-18 carbon atoms, the total number of carbon atoms of A.sub.1, A.sub.2, A.sub.3 and A.sub.4 being not more than 32; and X is a simple bond, oxygen, sulfur, sulfonyl or ##STR3## in which A.sub.5 is hydrogen or alkyl having 1-10 carbon atoms and n is an integer of 1-3.

    摘要翻译： 本发明涉及一种彩色照相材料，其特征在于含有由下式I表示的化合物与下式II表示的化合物：其中R表示烷基，烯基 基团，环烷基，芳基或杂环; R1，R2和R3分别表示氢，卤素，烷基，烷硫基，烷氧基，芳基，芳氧基，芳硫基，酰基，酰氨基，二酰氨基，酰氧基 ，亚磺酰氨基，烷基氨基，环烷基或烷氧基羰基; Z表示形成苯并二氢吡喃或香豆素环所需的原子团或基团; 条件是R和R 1可以协同地环化以形成苯并二氢吡喃酮或富马仑环。 式（II）其中A1，A2，A3和A4分别是具有1-18个碳原子的烷基，A1，A2，A3和A4的总碳原子数不大于32; 并且X是简单的键，氧，硫，磺酰基或者其中A 5是氢或具有1-10个碳原子的烷基，n是1-3的整数。