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    • 1. 发明授权
    • Photographic elements containing infrared filter dyes
    • 含红外线滤光片的摄影元素
    • US4876181A
    • 1989-10-24
    • US166135
    • 1988-03-10
    • Gary S. ProehlAnthony D. GingelloDavid J. CollettRichard L. PartonDavid A. StegmanAnthony Adin
    • Gary S. ProehlAnthony D. GingelloDavid J. CollettRichard L. PartonDavid A. StegmanAnthony Adin
    • C09B23/08G03C1/83
    • C09B23/086G03C1/832
    • A dye useful for absorbing infrared radiation in photographic elements, having the structure: ##STR1## is disclosed. In this formula R.sub.1 and R.sub.2 each independently represents sulfoalkyl, carboxyalkyl, or sulfatoalkyl of from 3 to 6 carbon atoms, having at least 3 carbon atoms in the alkyl chain between the nitrogen atom of each Z ring and the sulfo or sulfato group, and at least 2 carbon atoms in the alkyl chain between the nitrogen atom of each Z ring and the carboxy group.R.sub.3 and R.sub.5 are each hydrogen or together represent the atoms necessary to complete 5- or 6-membered carbocyclic ring, and R.sub.4 represents hydrogen, alkyl of 1 to 4 carbon atoms, aryl, cyano, halogen, or ##STR2## where R.sub.6 and R.sub.7 each independently represents alkyl of from 1 to 6 carbon atoms or aryl, or together represent the non-metallic atoms necessary to form a 5- or 6-membered ring.X.sym. represents a cation.Z.sub.1 and Z.sub.2 each independently represent the atoms needed to complete an indole, naphthindole or benzindole nucleus.
    • 公开了一种用于吸收照相元件中的红外辐射的染料,具有以下结构:。 在该式中,R 1和R 2各自独立地表示在每个Z环的氮原子和磺基或硫酸根之间的烷基链中具有至少3个碳原子的3至6个碳原子的磺基烷基,羧烷基或硫酸根烷基, 每个Z环的氮原子和羧基之间的烷基链中的至少2个碳原子。 R 3和R 5各自为氢或一起代表完成5-或6-元碳环所必需的原子,并且R 4表示氢,1-4个碳原子的烷基,芳基,氰基,卤素或者其中R 6和R 7 各自独立地表示1至6个碳原子的烷基或芳基,或一起表示形成5-或6-元环所必需的非金属原子。 X(+)表示阳离子。 Z1和Z2各自独立地表示完成吲哚,萘啶或萘吲哚核所需的原子。
    • 2. 发明授权
    • Photographic silver halide elements containing infrared filter dyes
    • 含有红外线滤光染料的摄影卤化银元素
    • US4871656A
    • 1989-10-03
    • US166134
    • 1988-03-10
    • Richard L. PartonANthony D. GingelloDavid J. CollettDavid A. StegmanANthony Adin
    • Richard L. PartonANthony D. GingelloDavid J. CollettDavid A. StegmanANthony Adin
    • C09B23/01C09B23/08G03C1/83
    • C09B23/0066C09B23/086G03C1/832
    • A dye useful for absorbing infrared radiation in photographic elements, having the structure: ##STR1## is disclosed. In this formula, R.sub.1 and R.sub.2 each independently represents sulfoalkyl, carboxyalkyl, or sulfatoalkyl, from 2 to 4 carbon atoms, having 2 carbon atoms in the alkyl chain linking the nitrogen atom of each Z ring and the sulfo or sulfato group, and 1 carbon atom in the alkyl chain linking the nitrogen atom of each Z ring and the carboxy group.R.sub.3 and R.sub.5 are each hydrogen or together represent the atoms necessary to complete a 5- or 6-membered carbocyclic ring, and R.sub.4 represents hydrogen, alkyl of 1 to 4 carbon atoms, halogen, cyano, or ##STR2## where R.sub.6 and R.sub.7 each independently represents alkyl of from 1 to 6 carbon atoms or aryl or together represent the non-metallic atoms necessary to form a 5- or 6-membered heterocyclic ring.X.sup..sym. represents a cation.Z.sub.1 and Z.sub.2 each independently represent the atoms needed to complete an indole, naphthindole or benzindole nucleus.
    • 公开了一种用于吸收照相元件中的红外辐射的染料,具有以下结构:。 在该式中,R 1和R 2各自独立地表示在连接每个Z环的氮原子和磺基或硫酸根的烷基链中具有2个碳原子的2至4个碳原子的磺基烷基,羧基烷基或硫酸酯基烷基,以及1个碳 连接每个Z环的氮原子和羧基的烷基链中的原子。 R 3和R 5各自为氢或一起表示完成5-或6-元碳环所必需的原子,R 4表示氢,1-4个碳原子的烷基,卤素,氰基或者其中R 6和R 7各自 独立地表示1至6个碳原子的烷基或芳基或一起表示形成5或6元杂环所必需的非金属原子。 X(+)表示阳离子。 Z1和Z2各自独立地表示完成吲哚,萘啶或萘吲哚核所需的原子。
    • 3. 发明授权
    • Photographic element comprising a mixture of sensitizing dyes
    • 包含敏化染料混合物的照相元件
    • US6140035A
    • 2000-10-31
    • US151123
    • 1998-09-10
    • Karen J. KlingmanBruce E. KahnRichard L. PartonThomas R. DoblesDavid A. StegmanTeresa A. SmithJohn D. Lewis
    • Karen J. KlingmanBruce E. KahnRichard L. PartonThomas R. DoblesDavid A. StegmanTeresa A. SmithJohn D. Lewis
    • G03C1/09G03C1/16G03C1/29
    • G03C1/09G03C1/29G03C1/16
    • A photographic element comprises at least one silver halide emulsion layer in which:a) the silver halide has been spectrally sensitized with a first blue sensitizing dye having a .lambda..sub.1 less than or equal to about 475 nm and a second blue sensitizing dye having a .lambda..sub.2, wherein the following relationship is met: ##EQU1## wherein .lambda..sub.1 is the wavelength in nanometers (nm) of maximum absorption of a silver halide emulsion sensitized with the first dye and .lambda..sub.2 is the wavelength of maximum absorption of a silver halide emulsion sensitized with the second dye, with the proviso that neither the first nor the second dye contains selenium. The silver halide emulsion of said layer is chemically sensitized with a gold(I) compound and preferably with the combination of a gold compound and a disulfide compound; andb) the silver halide has been chemically sensitized with a gold compound of formula (I):AuL.sub.2 +X.sup.- or AuL(L.sup.1)+X.sup.- (I)whereinL is a mesoionic compound;X is an anion; andL.sup.1 is a Lewis donor ligand.
    • 照相元件包括至少一个卤化银乳剂层,其中:a)卤化银已经被具有λ1小于或等于约475nm的λ1的第一蓝色增感染料和具有λ的第二蓝色增感染料进行光谱增感 2,其中满足以下关系:其中λ1是用第一染料敏化的卤化银乳剂的最大吸收的纳米(nm)波长,λ2是使用第一染料敏化的卤化银乳剂的最大吸收波长 第二染料,条件是第一染料和第二染料都不含硒。 所述层的卤化银乳剂用金(I)化合物化学增感,优选与金化合物和二硫化物化合物的组合; 和b)卤化银已经用式(I)的金化合物:AuL 2 + X-或AuL(L1)+ X-(I)化学增感,其中L是介孔化合物; X是阴离子; 而L1是路易斯供体配体。
    • 4. 发明授权
    • Infrared sensitizing dye for photographic element
    • 用于照相元件的红外敏化染料
    • US4975362A
    • 1990-12-04
    • US412380
    • 1989-09-26
    • Richard L. PartonAnnabel A. MuenterDavid A. Stegman
    • Richard L. PartonAnnabel A. MuenterDavid A. Stegman
    • G03C5/16G03C1/12G03C1/20
    • G03C1/20Y10S430/145
    • A photographic element is described comprising a support having thereon a silver halide emulsion layer comprising silver halide sensitized with a dye of the formula: ##STR1## wherein L.sub.1, L.sub.2, L.sub.3, L.sub.4, L.sub.5, L.sub.6, L.sub.7, L.sub.8, and L.sub.9 each independently represents a substituted or unsubstituted methine group,Z.sub.1 represents the atoms necessary to complete a benzothiazole nucleus, a benzoxazole nucleus, a benzoselenazole nucleus, a benzotellurazole nucleus, or a benzimidazole nucleus, which, in addition to being substituted by --SR.sub.3, is further substituted or unsubstituted.Z.sub.2 represents the atoms necessry to complete a substituted or unsubstituted 5- or 6-membered heterocyclic ring.R.sub.1 and R.sub.2 each independently represents substituted or unsubstituted alkyl or substituted or unsubstituted aryl.R.sub.3 represents substituted or unsubstituted alkyl of from 1 to 4 carbon atoms.m is 1 or 2,n is 0 or 1, andX is a counterion.
    • 描述的照相材料包括其上具有卤化银乳剂层的载体,所述卤化银乳剂层包含用下式染料敏化的卤化银:其中L1,L2,L3,L4,L5,L6,L7,L8和L9分别为 独立地表示取代或未取代的次甲基,Z1表示完成苯并噻唑核所需的原子,苯并恶唑核,苯并硒唑核,苯并碲唑核或苯并咪唑核,其除了被-SR 3取代外,还进一步 取代或未取代的。 Z2表示需要完成取代或未取代的5元或6元杂环的原子。 R 1和R 2各自独立地表示取代或未取代的烷基或取代或未取代的芳基。 R3表示取代或未取代的1至4个碳原子的烷基。 m为1或2,n为0或1,X为抗衡离子。