发明名称 DIRECT POSITIVE SILVER HALIDE PHOTOGRAPHIC MATERIAL
摘要 A direct positive silver halide photographic material comprising a support having thereon at least one silver halide emulsion layer comprising a prefogged direct-positive silver halide emulsion, preferably one having a chloride content of at least 70 mol%, said emulsion layer or a hydrophilic colloid layer adjacent to said emulsion layer containing at least one compound represented by the following general formula (I) and, optionally, a specified organic desensitizer, (I) (T)r wherein Z1 represents a group of nonmetallic atoms necessary to complete a nitrogen-containing hetero ring; T represents an alkyl group, a cycloalkyl group, an alkenyl group, a halogen atom, a cyano group, a trifluoromethyl group, an alkoxy group, an aryloxy group, a hydroxy group, an alkoxycarbonyl group, a carboxyl group, a carbamoyl group, a sulfamoyl group, an aryl group, an acylamino group, a sulfonamido group, a sulfo group, or a benzo-condensed ring, each of which is or is not substituted; q represents 1, 2, or 3; and r represents 0, 1, or 2.
申请公布号 CA1333132(C) 申请公布日期 1994.11.22
申请号 CA19870547197 申请日期 1987.09.17
申请人 FUJI PHOTO FILM CO., LTD. 发明人 SAEKI, NAOMI;INOUE, NOBUAKI;UKAI, TOSHINAO;MIHARA, YUJI
分类号 G03C1/06;G03C1/485;(IPC1-7):G03C1/485 主分类号 G03C1/06
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