摘要:
A silver halide photographic element comprising a silver halide emulsion in reactive association with a compound of the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are each independently an aryl, alkyl or arylalkyl group; and wherein Z represents the atoms necessary to form a 5 or 6 membered heterocyclic ring and contains at least one atom selected from N, O, S, and Se; and methods of making same.
摘要:
A photographic element comprises at least one light-sensitive layer comprising a silver halide emulsion, wherein the silver halide content is less than or equal to 30% silver chloride, and a dye of formula (I) or formula (II): ##STR1## wherein the substituents are as defined in the specification. ##STR2## wherein the substituents are as defined in the specification.
摘要:
A silver halide photographic element comprising a silver halide emulsion which is greater than 50 mole % silver chloride and a pyrimidine compound represented by Formula I wherein R1, R2, and R3 are each independently a hydrogen atom or a hydroxy, alkoxy, amino, alkylamino, cyanoamino or alkyl group, and R4 is a hydroxy, alkoxy, amino, alkylamino, cyanoamino or alkyl group; provided that at least one of R1, R2, R3, and R4 is a hydroxy or an amino group.
摘要:
This invention relates to an organomercapto Au(I) complex having the formula ##STR1## wherein M is a cationic counterion;SOL is a solubilizing group;A is a substituted or unsubstituted divalent organic linking group;and n is 1 to 4 and wherein the compound is symmetrical.It further relates to a method of manufacturing an organomercapto Au(I) complex comprising reacting an Au(I) complex with an organomercapto ligand and isolating the resulting organomercapto Au(I) complex from the reaction mixture.
摘要:
A photographic element is provided comprising a support having situated thereon a silver halide emulsion layer, the emulsion layer comprising a compound of the formula: Z--SO.sub.2 S--Au(I)--L (I) wherein Z represents an alkyl, aryl, or heterocyclic group; and L represents a thioether, selenoether or telluroether containing ligand.
摘要:
This invention provides a photographic element comprising a support having thereon a silver halide emulsion layer which is greater than about 50 mole % silver chloride, wherein the emulsion layer contains a thiophosphate ester of the structure: ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are independently selected from the group consisting of an aliphatic, carbocyclic or heterocyclic group.
摘要:
A silver halide photographic element comprising a silver halide emulsion which is greater than 50 mole % silver chloride, said emulsion being in reactive association with a sulfur donating compound, and a sulfinate compound represented by Formula (I)Z--SO.sub.2 M.sup.1 (I)wherein Z is a non-metallic aryl, alkyl or heterocyclic group, and M is a cationic counter ion;and wherein the sulfur donor is not a thiosulfonate or a diamino disulfide; and a method of making the emulsion.
摘要翻译:一种卤化银照相元件,其包含大于50摩尔%氯化银的卤化银乳剂,所述乳液与供硫化合物反应结合,和由式(I)Z-SO 2 M 1(I)表示的亚磺酸盐化合物,其中Z 是非金属芳基,烷基或杂环基,M是阳离子抗衡离子; 并且其中所述硫供体不是硫代磺酸盐或二氨基二硫化物; 以及制造乳液的方法。
摘要:
A method of making a silver halide emulsion comprising precipitating and chemically sensitizing the emulsion and further comprising adding to the emulsion a fused dihydropyrimidine compound represented by the following formula: ##STR1## wherein X is O, S or Se; R is a substituted or unsubstituted alkyl or aryl group; andZ contains the atoms necessary to form an aromatic group, a heteroaromatic group or a heterocyclic group and a silver halide emulsion made by this method.
摘要:
The present invention relates to water soluble photographic sensitivity increasing alkynylamine compounds. It also relates to photographic elements containing such compounds.
摘要:
The present invention provides a photographic element comprising a support having thereon a silver halide emulsion layer. The emulsion layer contains an organic compound having a thiosulfonic acid substituent, an organic compound having a sulfinic acid substituent, and an alkynylamine.