摘要:
A silver halide photographic emulsion which contains in combination a supersensitizing amount of at least one pseudocyanine sensitizing dye and at least one oxacarbocyanine sensitizing dye.
摘要:
A silver halide photographic emulsion spectrally sensitized in the relatively shorter wavelength region ranging from blue to green with a supersensitizing combination of at least one sensitizing dye represented by the general formula (I) ##STR1## WHEREIN Z.sup.1 represents the atoms necessary to form a benzimidazole ring, an oxazole ring, a benzoxazole ring or a naphthoxazole ring; Z.sup.2 represents the atoms necessary to form a thiazole ring, a benzothiazole ring, a naphthothiazole ring, a selenazole ring, a benzoselenazole ring or a naphthoselenazole ring; R.sup.1 and R.sup.2 each represents an aliphatic group containing up to 8 carbon atoms, which may be unsubstituted or substituted, and the carbon chain of which may be interrupted with an oxygen atom or a sulfur atom; R.sup.3 represents an alkyl group containing up to 3 carbon atoms, an aryl group or an aralkyl group; X.sup.1 represents an acid anion; and m represents 1 or 2, wherein m equals 1 when the dye forms an intramolecular salt; and at least one dye selected from the group consisting of a simple merocyanine and a dimethinemerocyanine dye, or with a supersensitizing combination of at least one sensitizing dye represented by the general formula (I) as defined above and at least one sensitizing dye represented by the general formula (II) ##STR2## wherein Z.sup.3 represents the atoms necessary to form a 5- or 6-membered heterocyclic ring; Q represents the atoms necessary to form a rhodanine ring, a thiohydantoin ring or a 2-thioxazolidinedione ring; R.sup.4 represents an aliphatic group containing up to 4 carbon atoms, which may be unsubstituted or substituted and the carbon chain of which may be interrupted by an oxygen atom or a sulfur atom; R.sup.5 represents a hydrogen atom, an alkyl group, an aryl group or an aralkyl group; and n represents 1 or 2.
摘要:
A silver halide photographic emulsion containing, in supersensitizing amounts, at least one sensitizing dye represented by the following General Formula (I): ##EQU1## in which Z.sub.11 represents an atomic group necessary for completing a pyridine or quinoline nucleus; Z.sub.12 represents an atomic group necessary for completing an oxazole, benzoxazole, naphthoxazole, imidazole, benzimidazole or naphthimidazole nucleus; and R.sub.11 and R.sub.12 each represents an aliphatic group and at least one of R.sub.11 and R.sub.12 is an aliphatic group containing a carboxy group or a sulfo group; and at least one sensitizing dye represented by the following General Formula (II): ##EQU2## in which Z.sub.21 represents an atomic group necessary for completing a thiazole, benzothiazole, naphthothiazole, selenazole, benzoselenazole or naphthoselenazole nucleus; Z.sub.22 represents an atomic group necessary for completing an imidazole, benzimidazole or naphthimidazole nucleus; an R.sub.21 and R.sub.22 each represents an aliphatic group, and at least one of R.sub.21 and R.sub.22 is an aliphatic group containing a carboxy group or a sulfo group.
摘要翻译:一种卤化银感光乳剂,其以超敏化剂量含有由以下通式(I)表示的至少一种增感染料:Z11 + L {S,137Z12 ANGLE C-CH = C ANGLE(I)N + | R11 + L {S,136R12,其中Z11表示完成吡啶或喹啉核所需的原子团; Z12表示完成恶唑,苯并恶唑,萘并恶唑,咪唑,苯并咪唑或萘并咪唑核所需的原子团; R 11和R 12各自表示脂肪族基,R 11和R 12中的至少一个为含有羧基或磺基的脂肪族基团。 和由以下通式(II)表示的至少一种敏化染料:Z21 + L {S,137Z22 ANGLE C-CH = C ANGLE N + N(II)|| R21R22,其中Z21表示必需的原子团 用于完成噻唑,苯并噻唑,萘并噻唑,硒唑,苯并硒唑或萘并吩唑核; Z22表示完成咪唑,苯并咪唑或萘并咪唑核所必需的原子团; R 21和R 22各自表示脂肪族基团,R 21和R 22中的至少一个为含有羧基或磺基的脂肪族基团。
摘要:
A spectrally sensitized silver halide photographic emulsion comprising a silver halide emulsion containing a combination of at least one sensitizing dye represented by the following general formula (I): ##STR1## at least one sensitizing dye represented by the following general formula (II): ##STR2## and at least one organic heterocyclic compound represented by the following general formula (III) or (IV): ##STR3## wherein Z.sup.1 and Z.sup.2, which may be the same or different, each represents a group of atoms necessary for forming a thiazole nucleus or a selenazole nucleus; Z.sup.3 has the same meaning as Z.sup.1 and Z.sup.2 ; Z.sup.4 represents a group of atoms necessary for forming an imidazole nucleus or an oxazole nucleus; Z.sup.5 represents a group of atoms necessary for forming an imidazole nucleus; R.sup.1, R.sup.2, R.sup.4, R.sup.5 and R.sup.7, which may be the same or different, each represents an alkyl group, with at least one of R.sup.1, R.sup.2, R.sup.4 and R.sup.5 being an alkyl group substituted with a carboxy group, a hydroxy group or a sulfo group; R.sup.3 and R.sup.6, which may be the same or different, each represents a lower alkyl group, an aryl group or a hydrogen atom; R.sup.8 represents a hydrogen atom or an alkylene group necessary for forming a ring through a combination with R.sup.7 ; R.sup.9 represents an aryl group (including a monocyclic aryl group and a bicyclic aryl group); X.sub.1.sup.-, X.sub.2.sup.- and X.sub.3.sup.- each represents an acid anion; m, n and p each represents 1 or 2, but when m, n or p is 1, the dye forms an intramolecular salt.The photographic emulsion exhibits a high sensitivity with a reduced fog and stain, and a good stability with the lapse of time during and after production, and further an improved latent image stability with the lapse of time of from image-wise exposure to development.
摘要翻译:包含含有由以下通式(I)表示的至少一种敏化染料的组合的卤化银乳剂的光谱增感卤化银照相乳剂:(I)至少一种由以下通式(II)表示的增感染料 )(II)和由以下通式(III)或(IV)表示的至少一种有机杂环化合物:其中Z 1和Z 2可以是 相同或不同,每个表示形成噻唑核或硒唑核所需的一组原子; Z3与Z1和Z2具有相同的含义; Z4表示形成咪唑核或恶唑核所需的一组原子; Z5表示形成咪唑核所需的一组原子; R 1,R 2,R 4,R 5和R 7可以相同或不同,各自表示烷基,R 1,R 2,R 4和R 5中的至少一个为被羧基,羟基或 磺基; R 3和R 6可以相同或不同,各自表示低级烷基,芳基或氢原子; R8表示通过与R 7的组合形成环所需的氢原子或亚烷基; R9表示芳基(包括单环芳基和双环芳基); X 1,X 2和X 3各自表示酸性阴离子; m,n和p各自表示1或2,但当m,n或p为1时,染料形成分子内盐。
摘要:
A spectrally sensitized silver halide photographic emulsion containing, in combination, supersensitizing amounts of at least one sensitizing dye represented by the following general formula (I): ##STR1## wherein Z.sup.1 and Z.sup.2 each represents an atomic group necessary for completing a benzimidazole nucleus, an oxazole nucleus, a benzoxazole nucleus, a naphthoxazole nucleus, a thiazole nucleus, a benzothiazole nucleus, a naphthothiazole nucleus, a selenazole nucleus, a benzoselenazole nucleus or a naphthoselenazole nucleus excepting that both of Z.sup.1 and Z.sup.2 do not simultaneously represent an atomic group necessary for completing an oxazole nucleus, a benzoxazole nucleus or a naphthoxazole nucleus; R.sup.1 and R.sup.2 each represents an aliphatic group which may be substituted and the carbon chain of which may be interrupted with an oxygen atom or a sulfur atom; R.sup.0 represents a hydrogen atom, an alkyl group or an aralkyl group; X.sub.(1).sup.- represents an anion; and m is 1 or 2, with m being 1 when the dye forms an intramolecular salt; and at least one sensitizing dye represented by the following general formula (II): ##STR2## wherein Z.sup.3 and Z.sup.4 each represents an atomic group necessary for completing a pyrroline nucleus, a pyridine nucleus, an indolenine nucleus, a benzimidazole nucleus, an oxazole nucleus, a benzoxazole nucleus, a naphthoxazole nucleus, a thiazoline nucleus, a thiazole nucleus, a benzothiazole nucleus, a naphthothiazole nucleus, a selenazole nucleus, a benzoselenazole nucleus, or a naphthoselenazole nucleus; R.sup.3 and R.sup.4 each represents an aliphatic group which may be substituted and the carbon chain of which may be interrupted with an oxygen atom or a sulfur atom, and at least one of R.sup.3 and R.sup.4 represents an aliphatic group containing a hydroxy group, a carboxy group or a sulfo group; X.sub.(2).sup.- represents an anion; and n is 1 or 2, with n being 1 when the dye forms an intramolecular salt.
摘要:
A silver halide photographic emulsion containing, in supersensitizing amounts, at least one sensitizing dye represented by the following general formula (I) ##EQU1## wherein Z.sub.11 represents the atoms necessary to complete a pyridine nucleus or a quinoline nucleus; Z.sub.12 represents the atoms necessary to complete an oxazole nucleus, a benzoxazole nucleus, a naphthoxazole nucleus, an imidazole nucleus, a benzimidazole nucleus or a naphthoimidazole nucleus; and R.sub.11 and R.sub.12 each represents an aliphatic group with at least one of R.sub.11 and R.sub.12 having a carboxy or sulfo group; and at least one sensitizing dye represented by the following general formula (II) ##EQU2## wherein Z.sub.21 and Z.sub.22, which can be the same or different, each represents the atoms necessary to complete a thiazole nucleus, a benzothiazole nucleus, a selenazole nucleus or a benzoselenazole nucleus; and R.sub.21 and R.sub.22 each represents an aliphatic group with at least one of R.sub.21 and R.sub.22 having a carboxy or sulfo group.
摘要翻译:一种卤化银感光乳剂,其以超敏化剂量含有至少一种由以下通式(I)表示的增感染料:Z11Z12(I)ANGLE C-CH = C ANGLE + NN || R11R12其中Z11表示完成 吡啶核或喹啉核; Z12表示完成恶唑核所需的原子,苯并恶唑核,萘唑唑核,咪唑核,苯并咪唑核或萘并咪唑核; R 11和R 12各自表示具有R 11和R 12中的至少一个具有羧基或磺基的脂族基团; 和由以下通式(II)表示的至少一种敏化染料Z21Z22(II)ANGLE C-CH = C ANGLE + NN || R21R22其中Z21和Z22可以相同或不同,各自表示 完成噻唑核,苯并噻唑核,硒唑核或苯并硒唑核; R 21和R 22各自表示具有羧基或磺基的至少一个R 21和R 22的脂族基团。
摘要:
A silver halide photographic emulsion containing, in supersensitizing amounts, at least one sensitizing dye represented by the following general formula (I) ##EQU1## wherein Z.sub.11 represents the atoms necessary to complete a thiazole nucleus, a selenazole nucleus, a benzothiazole nucleus, a benzoselenazole nucleus, a naphthothiazole nucleus or a naphthoselenazole nucleus; Z.sub.12 represents the atoms necessary to complete a naphthothiazole nucleus, or a naphthoselenazole nucleus; and R.sub.11 and R.sub.12 each represents an aliphatic group with at least one of R.sub.11 and R.sub.12 having a carboxy or sulfo group; and at least one sensitizing dye represented by the following general formula (II) ##EQU2## wherein Z.sub.21 represents the atoms necessary to complete a thiazole nucleus, a benzothiazole nucleus, a naphthothiazole nucleus, a selenazole nucleus, a benzoselenazole nucleus or a naphthoselenazole nucleus; Z.sub.22 represents the atoms necessary to complete an imidazole nucleus, a benzimidazole nucleus or a naphthoimidazole nucleus; and R.sub.21 and R.sub.22 each represents an aliphatic group with at least one of R.sub.21 and R.sub.22 having a carboxy or sulfo group.
摘要:
A silver halide photographic emulsion containing, in combination, supersensitizing amounts of at last two carbocyanine sensitizing dyes as hereinafter defined.
摘要:
A silver halide photographic emulsion containing a supersensitizing amount of the combination of at least one dye represented by the general formula (I) ##SPC1##wherein Z represents the non-metal atoms necessary to form a benzene nucleus; R.sub.0, R.sub.1 and R.sub.2 each represents aliphatic groups, with at least one of R.sub.1 and R.sub.2 representing an alkyl group containing a carboxy group or an alkyl group containing a sulfo group; Y represents a halogen atom; X represents an acid anion; n represents an integer of 1 to 2, with n being 1 when the dye forms an intramolecular salt; and at least one dye represented by the general formula (II) ##EQU1## wherein Z.sub.1 represents the non-metal atoms necessary to form a 5-or 6-membered heterocyclic nucleus; Q represents the atoms necessary to form a rhodanine nucleus, a 2-thio-2,4-imidazolidinedione nucleus, a 2-pyrazoline-5-one nucleus, or a 2-thio-2,4-oxazolidinedione nucleus; R.sub.3 represents an aliphatic group; R.sub.4 represents a hydrogen atom, an alkyl group, an alkoxy group, or a mono-aryl group; m represents 1 or 2; and p represents 1 or 2.
摘要:
A silver halide photographic emulsion containing, in supersensitizing amounts, the combination of at least one compound represented by the following general formula (I): ##STR1## wherein Z.sub.1 represents the atoms necessary for forming a benzene ring or a naphthalene ring; W.sub.1 represents a sulfur atom or a selenium atom; Y represents an oxygen atom or a sulfur atom; R.sub.1 represents an alkyl group or an aryl group; and R.sub.2 represents a lower alkyl group having 1 to 6 carbon atoms in the alkyl moiety or an aryl group;At least one carbocyanine dye represented by the following general formula (II): ##STR2## wherein Z.sub.2 represents the atoms necessary for forming a thiazole ring, a selenazole ring, an oxazole ring, an imidazole ring or a pyrroline ring; Z.sub.3 represents the atoms necessary for forming an oxazole ring or an imidazole ring; R.sub.4 and R.sub.5, which may be the same or different, each represents an alkyl group; R.sub.6 represents a hydrogen atom or a lower alkyl group having 1 to 6 carbon atoms in the alkyl moiety; X.sub.a.sup..crclbar. represents an acid anion; and p represents 0 or 1 and, when an inner salt is formed, p represents 0; andAt least one dye represented by the following general formula (III): ##STR3## wherein Z.sub.4 and Z.sub.5, which may be the same or different, each represents the atoms necessary for forming a thiazole ring or a selenazole ring; R.sub.7 and R.sub.8, which may be the same or different, each represents an alkyl group; R.sub.9 represents a hydrogen atom, a lower alkyl group having 1 to 6 carbon atoms in the alkyl moiety or an aryl group; X.sub.b.sup..crclbar. represents an acid anion; and q represents 0 or 1 and, when an inner salt is formed, q represents 0.
摘要翻译:(I)表示的至少一种化合物的组合:(I)其中Z1表示形成苯环或萘环所需的原子的卤化银感光乳剂,其以超敏化剂量含有至少一种化合物的组合。 W1表示硫原子或硒原子; Y表示氧原子或硫原子; R1表示烷基或芳基; 并且R 2表示在烷基部分或芳基中具有1至6个碳原子的低级烷基; (II)表示的至少一种碳青霉烷衍生物:其中Z2表示形成噻唑环所需的原子,硒唑环,恶唑环,咪唑环或吡咯啉环; Z 3表示形成恶唑环或咪唑环所必需的原子; R 4和R 5可以相同或不同,各自表示烷基; R6表示烷基部分中的氢原子或碳原子数1〜6的低级烷基; Xa( - )表示酸性阴离子; p表示0或1,当形成内盐时,p表示0; (III)表示的至少一种染色剂:其中Z4和Z5可以相同或不同,分别表示形成噻唑环或硒唑环所需的原子; R 7和R 8可以相同或不同,各自表示烷基; R9表示氢原子,烷基部分或芳基中具有1〜6个碳原子的低级烷基; Xb( - )表示酸性阴离子; q表示0或1,当形成内盐时,q表示0。