摘要:
A silver halide photographic light-sensitive material is described, the material comprising a support having thereon at least one photographic layer containing at least one compound represented by formula (I): ##STR1## wherein R represents a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted heterocyclic group, ##STR2## a substituted or unsubstituted silyl group, a substituted or unsubstituted phosphoric acid group, or a divalent group derived from the above-described groups which forms a ring together with the oxygen atom linking to --R and the carbon atom which is in the ortho-position to --O--R and to which ##STR3## is not bonded; R.sub.1, R.sub.2 and R.sub.3 which may be the same or different each represents a hydrogen atom, an alkyl group, an alkenyl group, a cycloalkyl group, an aralkyl group, an aryl group or a substituent thereof; Q represents an atomic group necessary to form a substituted or unsubstituted aromatic ring; R.sub.4 represents a hydrogen atom, an alkyl group, a cycloalkyl group, an alkenyl group, an aryl group, an alkoxy group, an aryloxy group, an amino group, a cycloamino group, an alkylthio group, an arylthio group, an acyl group, an alkoxycarbonyl group or a substituent thereof; and R.sub.5 represents an H atom, an alkyl group, a cycloalkyl group, an alkenyl group, an aryl group or a substituent thereof.
摘要:
A method for preparing image-forming color couplers containing a thioether group at the coupling active position is disclosed which comprises reacting a compound of the formula A-H where A is a cyan, magenta or yellow coupler residue in which a hydrogen atom at the coupling off position is removed with a disulfide of the formula (IIa) or (IIb): ##STR1## where R is a straight chain, branched chain or cyclic alkyl group, a cyclic alkenyl group, or an aralkyl group or a ##STR2## group, B is Y, -D-Y or ##STR3## where D is an oxygen atom or >N--R.sub.4, R.sub.4 is a hydrogen atom, an alkyl group or an aryl group, Y is a straight chain, branched chain or cyclic alkyl group, a straight chain, branched chain or cyclic alkenyl group, an aralkyl group, an aryl group, or a heterocyclic group, Q is a non-metallic atomic group necessary for completing a 5- or 6-membered nitrogen-containing heterocyclic group and R.sub.1, R.sub.2 and R.sub.3 each is a hydrogen atom, an alkyl group, a cycloalkyl group, or an aryl group, an R.sub.2 and R.sub.3 or R.sub.1 and R.sub.3 can combine to form a 5-, 6- or 7-membered nitrogen-containing heterocyclic ring, and X is a halogen atom.
摘要:
A color photographic light-sensitive material is described, said material comprising a support having coated thereon at least one silver halide emulsion layer containing a 5-pyrazolone magenta coupler represented by formula (I) ##EQU1## wherein R represents an acylamino group, an anilino group or a ureido group; Ar.sup.1 represents a phenyl group which may be substituted with one or more halogen groups, alkyl groups, or alkoxy groups; Ar.sup.2 represents a phenyl group or a naphthyl group, each of which may be substituted with one or more halogen groups, hydroxy groups, carboxy groups, cyano groups, alkyl groups, acylamino groups, carbamoyl groups, ureido groups, sulfonamido groups, diacylamino groups, sulfamoyl groups, alkoxycarbonyl groups, phenyl groups, arysulfonyl groups or alkoxy groups; X represents oxygen, sulfur, or a methylene group; and Y represents a straight chain or branched chain alkylene group having from 1 to 6 carbon atoms, or an alkylene group containing an ether bond.
摘要翻译:描述了一种彩色摄影感光材料,所述材料包括其上涂覆有至少一个含有式(I)表示的5-吡唑啉酮品红成色剂的卤化银乳剂层的载体,其中R表示酰氨基 ,苯胺基或脲基; Ar 1表示可被一个或多个卤素基团,烷基或烷氧基取代的苯基; Ar 2表示可以被一个或多个卤素基团取代的苯基或萘基,羟基,羧基,氰基,烷基,酰氨基,氨基甲酰基,脲基,亚磺酰氨基,二酰基氨基, 氨磺酰基,烷氧基羰基,苯基,芳磺酰基或烷氧基; X表示氧,硫或亚甲基; Y表示具有1〜6个碳原子的直链或支链亚烷基或含有醚键的亚烷基。
摘要:
A silver halide color photographic light-sensitive material is described comprising a support having thereon a photographic layer containing at least one coupler represented by formula (I) or (II) ##STR1## wherein Ar represents a phenyl group substituted with at least one substituent selected from a halogen atom, an alkyl group, an alkoxy group, an alkoxycarbonyl group and a cyano group; X represents a halogen atom or an alkoxy group; R.sub.1 represents a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an acylamino group, a sulfonamido group, a sulfamoyl group, a carbamoyl group, a diacylamino group, an alkoxycarbonyl group, an alkoxysulfonyl group, an aryloxysulfonyl group, an alkanesulfonyl group, an arylsulfonyl group, an alkylthio group, an arylthio group, an alkyloxycarbonylamino group, an alkylureido group, an acyl group, a nitro group, a carboxy group, or a trifluoromethyl group; R.sub.2 represents a halogen atom, a hydroxy group, an alkyl group, an alkoxy group or an aryl group; R.sub.3 represents a hydrogen atom, a halogen atom, a hydroxy group, an alkyl group, an alkoxy group or an aryl group; at least one of R.sub.2 and R.sub.3 represents an alkoxy group; m.sub.1 and m.sub.2 each represents an integer from 1 to 4; R.sub.4 represents an alkyl group or an aryl group; R.sub.5 represents a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group or an aryl group; n represents an integer from 1 to 6; and when m.sub.1, m.sub.2 and n each is 2 or more, each R.sub.1, R.sub.3 and R.sub.5 may be the same or different.The color photographic light-sensitive material containing a 2-equivalent magenta color image-forming coupler as described above has various advantages, for example, in that the dye formation efficiency in the color development step is high, the photographic properties are not influenced by variations in the pH of the color development bath, and the color images formed are fast to heat or light.
摘要:
A process for improving the light fastness of a magenta color image which comprises introducing a specific complex and a specific discoloration prevention aid into a layer bearing the magenta color image.
摘要:
Silver halide color photographic sensitive materials which comprise photographic layers containing at least one of the couplers represented by the following general formula (I): ##STR1## wherein R.sub.1 represents an anilino group, an acylamino group or a ureido group, R.sub.2 represents an alkyl group, an aralkyl group or an alkenyl group, X.sub.1, X.sub.2 and X.sub.3 each represents a hydrogen atom, an alkyl group, a halogen atom, an alkoxy group, an aryloxy group, an acylamino group, a carbamoyl group, a sulfamoyl group, a sulfonyl group, a cyano group or an alkoxycarbonyl group and X.sub.1, X.sub.2 and X.sub.3 may be the same or different, are disclosed.
摘要:
A pigment composition containing an azo pigment represented by the following general formula (1) and a pigment derivative having a hydrophilic group: wherein G represents a hydrogen atom, an aliphatic group, an aryl group, a heterocyclic group, an acyl group, an aliphatic oxycarbonyl group, a carbamoyl group, an aliphatic sulfonyl group, or an arylsulfonyl group, R1 represents an amino group, an aliphatic oxy group, an aliphatic group, an aryl group, or a heterocyclic group, R2 represents a substituent, A represents an aromatic 5- or 6-membered heterocyclic group, m represents an integer of from 0 to 5, and n represents an integer of from 1 to 4, with the general formula (1) not containing any ionic hydrophilic group.
摘要:
To provide a process for producing an azo pigment showing excellent coloring characteristics such as tinctorial strength and hue and showing excellent fastness such as light fastness and ozone fastness, an azo pigment dispersion, a coloring composition, and an ink for inkjet recording.A process for producing, for example, an azo pigment represented by the general formula (9), which includes a step of preparing a solution containing a compound represented by the following general formula (7) and an acid, and a step of bringing the solution incontact with a diazonium salt (8) derived from a heterocyclic amine.
摘要:
An azo pigment and pigment dispersion show excellent coloring characteristics and light fastness. The azo pigment is represented by general formula (1), its tautomer, a salt or hydrate thereof: wherein G is hydrogen or an aliphatic, aryl, heterocyclic, acyl, aliphatic oxycarbonyl, carbamoyl, or sulfonyl group, R1 is an amino, aliphatic oxy, aliphatic, aryl, or heterocyclic group, R2 is a substituent, A is an aromatic 5- or 6-membered heterocyclic group, m is an integer of 0 to 5, n is an integer of 1 to 4 and, when n=2, 3 or 4, the formula represents a dimer, trimer, or tetramer, respectively, formed through R1, R2, A, or G.
摘要:
A curable composition and a negative type color filter including a compound represented by the following formula (1). A is a residue of a five-membered heterocyclic diazo component A-NH2. B1 and B2 are each —CR1═, —CR2═ or N. R5 and R6 are each H, an aliphatic group, an aromatic group, a heterocyclic group or the like. G, R1 and R2 are each H, a halogen, an aliphatic group, an aromatic group, a heterocyclic group, a cyano group, a carboxyl group, a carbamoyl group, an alkoxycarbonyl group or the like. R1 and R5, or R5 and R6 may be bonded with each other to form a five-membered or six-membered ring.