发明名称 Color photographic materials containing agents for preventing dye images from fading
摘要 This invention involves a color photographic material which contains a support and a hydrophilic layer containing a dye image wherein the material contains a compound represented by the following formula: <IMAGE> wherein R represents an alkyl group, an alkenyl group, a cycloalkyl group, an aryl group or a heterocyclic ring; R1, R2 and R3 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 R1 can cooperatively be cyclized to form a chroman or coumaran ring.
申请公布号 US4155765(A) 申请公布日期 1979.05.22
申请号 US19770819813 申请日期 1977.07.28
申请人 KONISHIROKU PHOTO INDUSTRY CO LTD 发明人 FUJIWHARA, MITSUTO;SASAKI, TAKASHI;UCHIDA, TAKASHI
分类号 G03C7/26;C07D295/02;C07D307/78;C07D307/79;C07D307/82;C07D307/83;C07D311/04;C07D311/58;C07D311/72;C07D311/96;C07D405/12;C07D493/04;C07D493/10;C07D495/10;C09K15/08;G03C1/06;G03C7/392;(IPC1-7):G03C1/76 主分类号 G03C7/26
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