发明名称 Color photographic element containing benzazolium compounds
摘要 This invention provides a color silver halide photographic element comprising a support having situated thereon a red light-sensitive, cyan dye-forming unit comprising a photosensitive silver halide emulsion layer and an image dye-forming coupler; a green light-sensitive, magenta dye-forming unit comprising a photosensitive silver halide emulsion layer and an image dye-forming coupler; and a blue light-sensitive, yellow dye-forming unit comprising a photosensitive silver halide emulsion layer and an image dye-forming coupler; wherein at least one of the dye-forming units comprises two or more emulsion layers spectrally sensitized to the same region of the visible spectrum, but exhibiting different photographic sensitivities, each such emulsion layer containing an image dye-forming coupler wherein at least one, but not all, of the emulsion layers of the dye-forming unit contains the hydrolyzed or unhydrolyzed form of a benzazolium compound represented by formula (I): <IMAGE> (I)
申请公布号 US5620837(A) 申请公布日期 1997.04.15
申请号 US19950579984 申请日期 1995.12.28
申请人 EASTMAN KODAK COMPANY 发明人 KIM, SANG H.;BOWNE, ARLYCE T.;DANNHAUSER, THOMAS J.
分类号 G03C7/30;G03C7/392;(IPC1-7):G03C1/46 主分类号 G03C7/30
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