摘要:
A silver halide color photographic light-sensitive material containing a specific naphthol cyan dye forming coupler is disclosed. Dye images formed by this coupler are excellent in fastness to heat and light and in sharpness, and are free from adverse influences of a bleaching solution having weak oxidative activity or a fatigued bleaching solution.
摘要:
A silver halide photographic light-sensitive material and a process for preparing the same are disclosed wherein an oil-soluble photographic additive and, in particular, a cyan coupler is dissolved in an epoxy compound of the formula (I): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each represents an alkyl group or substituted alkyl group containing 1 to 40 carbon atoms, an alkoxycarbonyl group or substituted alkoxycarbonyl group containing 1 to 40 carbon atoms, or a hydrogen atom, provided that R.sub.1, R.sub.2, R.sub.3 and R.sub.4 do not represent hydrogen atoms at the same time and that the sum of the number of carbon atoms of R.sub.1, R.sub.2, R.sub.3 and R.sub.4 is 8 to 60, and R.sub.1, R.sub.2, R.sub.3 and R.sub.4 may be the same or different and may combine to form a ring; or in an epoxy compound formed by linking two compounds of said formula (I) which may be the same or different through any of R.sub.1 to R.sub.4 or the ring formed by R.sub.1 to R.sub.4.
摘要:
A silver halide color photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer, said photographic light-sensitive material containing at least one cyan color-forming coupler represented by the following general formula (I): ##STR1## wherein l represents 0, 1 or 2; X represents a group capable of being released upon the coupling reaction and having at least 6 carbon atoms; Y represents RCONH--, RNHCO-- or RNHCONH-- wherein R represents a hydrogen atom, a methyl group, an ethyl group or a methyl group substituted with one or more halogen atoms; n represents 1 or 2 and Y may be the same or different when n is 2; and the phenyl group can be substituted with a halogen atom, an alkyl group having 1 to 3 carbon atoms or an alkoxy group having 1 to 3 carbon atoms. The dyes formed from the cyan color-forming couplers have unusually good spectral absorption properties and exceptional fastness to light and heat.
摘要:
Color photographic light sensitive materials are disclosed, comprising a cyan dye forming coupler represented by formula (I) ##STR1## wherein A represents a cyan coupler residue, but the --NHCO group does not bond to A in the active position of A, R.sup.1 represents a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group, R.sup.2 represents hydrogen or a substituted or unsubstituted alkyl group, and the various positions of the phenyl group of the formula (I) may be substituted with from 1 to 3 substituents selected from the group consisting of hydrogen, a halogen atom, an alkyl group or an alkoxy group.
摘要:
A color photographic light-sensitive material is described containing a cyan dye forming coupler represented by formula (I) ##STR1## wherein R.sup.1 represents a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group; R.sup.2 and R.sup.3 each represents hydrogen, a halogen atom, an alkyl group, an aryl group, an alkoxy group, an alkoxycarbonyl group, an alkylcarbonyl group, an arylcarbonyl group, an alkylcarbamoyl group, an arylcarbamoyl group wherein said groups may be substituted or unsubstituted, or a nitryl group; and X represents hydrogen or a coupling-off group; also a double bond may be formed between the carbon atom at the 3-position and the carbon atoms at the 4-position.The color photographic light-sensitive material provides color images having excellent fastness to light and heat.
摘要:
A color photographic silver halide light-sensitive material is described containing a colorless photographic cyan color-forming coupler having, in a position for coupling with the oxidation product of an aromatic primary amine developing agent, as a coupling-off group, at least one alkoxy group substituted with a sulfinyl group represented by the formula (I)-O-R-SO-R.sub.1 (I)wherein R represents a saturated or unsaturated, divalent aliphatic group which may be straight or branched chain and may be substituted; and R.sub.1 represents a substituted or unsubstituted straight or branched chain alkyl group, an alkenyl group, an aralkyl group, an aralkenyl group, a cycloalkyl group, an aryl group or a heterocyclic group; and said heterocyclic group being connected with a sulfinyl group on the position of a carbon atom of the heterocyclic group.
摘要翻译:描述了一种彩色照相卤化银感光材料,其含有无色摄影青色成色剂,其在与芳族伯胺显影剂的氧化产物偶联的位置作为偶联离去基团,至少一个烷氧基 用式(I)-OR-SO-R 1(I)表示的亚磺酰基取代的基团,其中R表示饱和或不饱和的二价脂族基团,其可以是直链或支链并且可以被取代; R 1表示取代或未取代的直链或支链烷基,烯基,芳烷基,芳烯基,环烷基,芳基或杂环基; 并且所述杂环基与杂环基的碳原子的位置上的亚磺酰基连接。
摘要:
A silver halide photographic light-sensitive material containing a colorless photographic cyan color forming coupler having, in a position for coupling with an oxidation product of an aromatic primary amine developing agent, a coupling-off group represented by the formula (I):--O--R--S--R.sub.1 (I)wherein R represents a substituted alkylene group or an unsubstituted or substituted alkenylene group, and said alkylene group or alkenylene group may be straight or branched chain; and R.sub.1 represents a substituted or unsubstituted alkyl group, an alkenyl group, an aralkyl group, an aralkenyl group, a cycloalkyl group or a heterocyclic group and said alkyl group, alkenyl group, aralkyl group and aralkenyl group may be straight or branched chain; and said heterocyclic group being connected with a thio group at the position of a carbon atom of the heterocyclic group.
摘要:
A silver halide photographic light-sensitive material containing a colorless photographic cyan color-forming coupler having, in a position for coupling with an oxidation product of an aromatic primary amine developing agent, an eliminatable group represented by the following formula (I):--O--(R.sub.1 O).sub.x (R.sub.2 O).sub.y R.sub.3 (I)wherein R.sub.1 and R.sub.2 each represents a substituted or unsubstituted alkylene group which may be branched provided that R.sub.1 is not substituted with an aryl group at the carbon atom adjacent to the oxygen atom bonded to the coupling position, R.sub.3 represents a hydrogen atom, a substituted or unsubstituted alkyl group, a cycloalkyl group, an aryl group, or a cyan coupler residue, x represents a positive integer, and y represents 0 or a positive integer.
摘要翻译:含有无色摄影青色成色剂的卤化银摄影感光材料,其具有与芳族伯胺显影剂的氧化产物偶联的位置,由下式(I)表示的可消除基团:-O - (R 1 O)x(R 2 O)y R 3(I)其中R 1和R 2各自表示可以被支化的取代或未取代的亚烷基,条件是R 1不与在与该键合的氧原子相邻的碳原子上的芳基取代 R 3表示氢原子,取代或未取代的烷基,环烷基,芳基或青色成色剂残基,x表示正整数,y表示0或正整数。
摘要:
A two-equivalent color photographic coupler having advantageous properties and capable of forming a magenta color image upon coupling with an oxidation product of an aromatic primary amine developing agent, in which the carbon atom at the coupling position of the coupler is bonded to the nitrogen atom at the 1- or 4-position of a 1,2,4-triazole ring; a color photographic light-sensitive material containing the above-mentioned color photographic coupler and a method of forming a color image comprising developing an image-wise exposed photographic light-sensitive material in the presence of the above-described color photographic coupler are also described.
摘要:
A color photographic material having differently sensitized silver halide emulsion layers including a silver halide emulsion layer containing a 3-anilino-5-pyrazolone magenta dye-forming coupler, the coupler having a halogen atom or an alkoxyl group at the 2-position of the anilino group and an aliphatic acylamino group at the 5-position of the anilino group.