Silver halide color photographic element having improved bleachability

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United States of America Patent

PATENT NO 5821042
SERIAL NO

08862118

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Abstract

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A multilayer silver halide color photographic element comprises a support having coated thereon a silver antihalation layer, an interlayer, at least two red-sensitive silver halide emulsion layers, at least two green-sensitive silver halide emulsion layers a yellow filter layer, and at least two blue-sensitive silver halide emulsion layers, wherein the interlayer provided between the silver antihalation layer and the red-sensitive silver halide emulsion layer closest to the support contains a bleach accelerator releasing compound, and the silver antihalation layer contains a water-soluble organic thiol. The invention provides reduction in residual silver levels and backside turbidity after processing, without deleteriously affecting sensitometric properties of the photographic element.

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Patent Owner(s)

Patent OwnerAddress
PARCO TECNOLOGICO VAL BORMIDA S R LVIALE DELLA LIBERTA 57 FRAZIONE FERRANIA CARIO MONTENOTTE

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bertoldi, Massimo Fossano, IT 12 52
Giusto, Giovanni Altare, IT 4 15
Massirio, Sergio Finale Ligure, IT 7 25
Prosperi, Emilio Genova Voltri, IT 3 5
Sardelli, Roberto Savona, IT 5 12

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