发明授权
US06348306B1 Photographic element containing improved stabilizer 失效
含有改良稳定剂的摄影元素

Photographic element containing improved stabilizer
摘要:
Disclosed is a photographic element comprising a light-sensitive silver halide emulsion layer having associated therewith (a) a pyrazolotriazole dye-forming coupler; (b) a cyclic aminosulfone first stabilizer; and (c) a sulfonamide compound co-stabilizer free of aromatic substituents and having a melting point of less than 150° C. The image dye formed by the coupler exhibits improved dye light stability.
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